{"id":3844,"date":"2022-10-19T16:49:48","date_gmt":"2022-10-19T09:49:48","guid":{"rendered":"https:\/\/dpm360.com\/?post_type=product&#038;p=3844"},"modified":"2023-09-01T09:07:55","modified_gmt":"2023-09-01T02:07:55","slug":"hat-nhua-pp","status":"publish","type":"product","link":"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/","title":{"rendered":"H\u1ea1t nh\u1ef1a PP"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_27 ez-toc-wrap-left counter-hierarchy counter-decimal ez-toc-grey\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">M\u1ee5c l\u1ee5c<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" style=\"display: none;\"><label for=\"item\" aria-label=\"Table of Content\"><i class=\"ez-toc-glyphicon ez-toc-icon-toggle\"><\/i><\/label><input type=\"checkbox\" id=\"item\"><\/a><\/span><\/div>\n<nav><ul class=\"ez-toc-list ez-toc-list-level-1\"><li class=\"ez-toc-page-1 ez-toc-heading-level-2\"><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#Hat_nhua_PP\" title=\"H\u1ea1t nh\u1ef1a PP\">H\u1ea1t nh\u1ef1a PP<\/a><ul class=\"ez-toc-list-level-3\"><li class=\"ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#Gioi_thieu_ve_hat_nhua_PP\" title=\"Gi\u1edbi thi\u1ec7u v\u1ec1 h\u1ea1t nh\u1ef1a PP\">Gi\u1edbi thi\u1ec7u v\u1ec1 h\u1ea1t nh\u1ef1a PP<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#_So_luoc_ve_lich_su_polypropylene\" title=\"\u00a0S\u01a1 l\u01b0\u1ee3c v\u1ec1 l\u1ecbch s\u1eed polypropylene\">\u00a0S\u01a1 l\u01b0\u1ee3c v\u1ec1 l\u1ecbch s\u1eed polypropylene<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#Tinh_trang_cung_va_cau_nhua_PP\" title=\"T\u00ecnh tr\u1ea1ng cung v\u00e0 c\u1ea7u nh\u1ef1a PP\">T\u00ecnh tr\u1ea1ng cung v\u00e0 c\u1ea7u nh\u1ef1a PP<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#Qua_trinh_san_xuat_nhua_PP\" title=\"Qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t nh\u1ef1a PP\">Qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t nh\u1ef1a PP<\/a><ul class=\"ez-toc-list-level-4\"><li class=\"ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#Su_trung_hop_dung_moi\" title=\"S\u1ef1 tr\u00f9ng h\u1ee3p dung m\u00f4i\">S\u1ef1 tr\u00f9ng h\u1ee3p dung m\u00f4i<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#Su_trung_hop_dung_dich\" title=\"S\u1ef1 tr\u00f9ng h\u1ee3p dung d\u1ecbch\">S\u1ef1 tr\u00f9ng h\u1ee3p dung d\u1ecbch<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#Phuong_phap_so_luong_lon_chat_long\" title=\"Ph\u01b0\u01a1ng ph\u00e1p s\u1ed1 l\u01b0\u1ee3ng l\u1edbn ch\u1ea5t l\u1ecfng\">Ph\u01b0\u01a1ng ph\u00e1p s\u1ed1 l\u01b0\u1ee3ng l\u1edbn ch\u1ea5t l\u1ecfng<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#Cac_tinh_nang_cua_quy_trinh_hat_nhua_PP\" title=\"C\u00e1c t\u00ednh n\u0103ng c\u1ee7a quy tr\u00ecnh h\u1ea1t nh\u1ef1a PP:\">C\u00e1c t\u00ednh n\u0103ng c\u1ee7a quy tr\u00ecnh h\u1ea1t nh\u1ef1a PP:<\/a><ul class=\"ez-toc-list-level-4\"><li class=\"ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#Phuong_phap_so_luong_lon_pha_khi\" title=\"Ph\u01b0\u01a1ng ph\u00e1p s\u1ed1 l\u01b0\u1ee3ng l\u1edbn pha kh\u00ed\">Ph\u01b0\u01a1ng ph\u00e1p s\u1ed1 l\u01b0\u1ee3ng l\u1edbn pha kh\u00ed<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#Dac_tinh_nguyen_lieu_hat_nhua_Polypropylene\" title=\"\u0110\u1eb7c t\u00ednh nguy\u00ean li\u1ec7u h\u1ea1t nh\u1ef1a Polypropylene\">\u0110\u1eb7c t\u00ednh nguy\u00ean li\u1ec7u h\u1ea1t nh\u1ef1a Polypropylene<\/a><ul class=\"ez-toc-list-level-4\"><li class=\"ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#Bien_doi_hoa_hoc_PP\" title=\"Bi\u1ebfn \u0111\u1ed5i h\u00f3a h\u1ecdc PP\">Bi\u1ebfn \u0111\u1ed5i h\u00f3a h\u1ecdc PP<\/a><ul class=\"ez-toc-list-level-5\"><li class=\"ez-toc-heading-level-5\"><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#1_Sua_doi_dong_trung_hop\" title=\"(1) S\u1eeda \u0111\u1ed5i \u0111\u1ed3ng tr\u00f9ng h\u1ee3p\">(1) S\u1eeda \u0111\u1ed5i \u0111\u1ed3ng tr\u00f9ng h\u1ee3p<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-5\"><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#2_Sua_doi_doan_ghep\" title=\"(2) S\u1eeda \u0111\u1ed5i \u0111o\u1ea1n gh\u00e9p\">(2) S\u1eeda \u0111\u1ed5i \u0111o\u1ea1n gh\u00e9p<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#PP_sua_doi_vat_ly\" title=\"PP s\u1eeda \u0111\u1ed5i v\u1eadt l\u00fd\">PP s\u1eeda \u0111\u1ed5i v\u1eadt l\u00fd<\/a><ul class=\"ez-toc-list-level-5\"><li class=\"ez-toc-heading-level-5\"><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#1_Sua_doi_chiet_rot\" title=\"(1) S\u1eeda \u0111\u1ed5i chi\u1ebft r\u00f3t\">(1) S\u1eeda \u0111\u1ed5i chi\u1ebft r\u00f3t<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-5\"><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#2_Sua_doi_hon_hop\" title=\"(2) S\u1eeda \u0111\u1ed5i h\u1ed7n h\u1ee3p\">(2) S\u1eeda \u0111\u1ed5i h\u1ed7n h\u1ee3p<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-5\"><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#3_Sua_doi_nang_cao\" title=\"(3) S\u1eeda \u0111\u1ed5i n\u00e2ng cao\">(3) S\u1eeda \u0111\u1ed5i n\u00e2ng cao<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-4\"><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#Sua_doi_minh_bach\" title=\"S\u1eeda \u0111\u1ed5i minh b\u1ea1ch\">S\u1eeda \u0111\u1ed5i minh b\u1ea1ch<\/a><\/li><\/ul><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#Polypropylene_cuong_do_nong_chay_cao\" title=\"Polypropylene c\u01b0\u1eddng \u0111\u1ed9 n\u00f3ng ch\u1ea3y cao\">Polypropylene c\u01b0\u1eddng \u0111\u1ed9 n\u00f3ng ch\u1ea3y cao<\/a><\/li><li class=\"ez-toc-page-1 ez-toc-heading-level-3\"><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#Ap_dung_ung_dung\" title=\"\u00c1p d\u1ee5ng \u1ee9ng d\u1ee5ng\">\u00c1p d\u1ee5ng \u1ee9ng d\u1ee5ng<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Hat_nhua_PP\"><\/span><span style=\"color: #008000; font-size: 12pt;\"><em><strong>H\u1ea1t nh\u1ef1a PP<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-size: 12pt;\">H\u1ea1t nh\u1ef1a PP Polypropylene nguy\u00ean sinh l\u00e0 m\u1ed9t lo\u1ea1i polymer thu \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1ch tr\u00f9ng h\u1ee3p th\u00eam propylene. N\u00f3 l\u00e0 m\u1ed9t ch\u1ea5t li\u1ec7u s\u00e1p m\u00e0u tr\u1eafng v\u1edbi v\u1ebb ngo\u00e0i trong su\u1ed1t v\u00e0 nh\u1eb9. C\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc l\u00e0 (C3H6) n, m\u1eadt \u0111\u1ed9 l\u00e0 0,89 \uff5e 0,91g \/ cm3, d\u1ec5 ch\u00e1y, \u0111i\u1ec3m n\u00f3ng ch\u1ea3y l\u00e0 189 \u00b0 C v\u00e0 m\u1ec1m \u1edf kho\u1ea3ng 155 \u00b0 C. Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng l\u00e0 -30 \uff5e 140 \u00b0 C.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Nguy\u00ean li\u1ec7u nh\u1ef1a PP nguy\u00ean sinh c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n b\u1edfi axit, ki\u1ec1m, dung d\u1ecbch mu\u1ed1i v\u00e0 c\u00e1c dung m\u00f4i h\u1eefu c\u01a1 kh\u00e1c nhau d\u01b0\u1edbi 80 \u00b0 C v\u00e0 c\u00f3 th\u1ec3 b\u1ecb ph\u00e2n h\u1ee7y d\u01b0\u1edbi nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 qu\u00e1 tr\u00ecnh oxy h\u00f3a. Polypropylene \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong s\u1ea3n xu\u1ea5t qu\u1ea7n \u00e1o, <span style=\"color: #ff00ff;\"><a style=\"color: #ff00ff;\" href=\"https:\/\/dpm360.com\/san-pham\/tui-pp\/\">t\u00fai PP<\/a><\/span>, ch\u0103n v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m s\u1ee3i kh\u00e1c, thi\u1ebft b\u1ecb y t\u1ebf, \u00f4 t\u00f4, xe \u0111\u1ea1p, c\u00e1c b\u1ed9 ph\u1eadn, \u0111\u01b0\u1eddng \u1ed1ng v\u1eadn chuy\u1ec3n, th\u00f9ng ch\u1ee9a h\u00f3a ch\u1ea5t v\u00e0 c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong bao b\u00ec th\u1ef1c ph\u1ea9m v\u00e0 thu\u1ed1c.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">B\u1ec1 ngo\u00e0i kh\u00f4ng m\u00e0u, v\u1eadt li\u1ec7u r\u1eafn c\u00f3 m\u00f9i, kh\u00f4ng \u0111\u1ed9c h\u1ea1i, trong m\u1edd \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 gh\u00e9p c\u1ea3i ti\u1ebfn PP, \u0111\u1ed3ng tr\u00f9ng h\u1ee3p, li\u00ean k\u1ebft ngang, gia c\u1ed1, l\u1ea5p \u0111\u1ea7y, t\u00e1i s\u1eed d\u1ee5ng h\u1ee3p kim, k\u1ebft h\u1ee3p v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh kh\u00e1c c\u1ee7a nh\u1ef1a nhi\u1ec7t d\u1ebbo, tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang nh\u1eb9, kh\u00e1ng h\u00f3a ch\u1ea5t.<\/span><\/p>\n<figure id=\"attachment_3847\" aria-describedby=\"caption-attachment-3847\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-3847 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-300x300.jpg\" alt=\"Nguy\u00ean li\u1ec7u h\u1ea1t nh\u1ef1a PP\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp.jpg 605w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-3847\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">Nguy\u00ean li\u1ec7u h\u1ea1t nh\u1ef1a PP<\/span><\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Gioi_thieu_ve_hat_nhua_PP\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>Gi\u1edbi thi\u1ec7u v\u1ec1 h\u1ea1t nh\u1ef1a PP<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 12pt;\">H\u1ea1t nh\u1ef1a nguy\u00ean sinh Polypropylene, vi\u1ebft t\u1eaft l\u00e0 PP, l\u00e0 m\u1ed9t ch\u1ea5t r\u1eafn kh\u00f4ng m\u00e0u, kh\u00f4ng m\u00f9i, kh\u00f4ng \u0111\u1ed9c, trong m\u1edd. Polypropylene l\u00e0 m\u1ed9t lo\u1ea1i nh\u1ef1a t\u1ed5ng h\u1ee3p nhi\u1ec7t d\u1ebbo c\u00f3 c\u00e1c \u0111\u1eb7c t\u00ednh tuy\u1ec7t v\u1eddi, l\u00e0 m\u1ed9t lo\u1ea1i nh\u1ef1a \u0111a d\u1ee5ng nh\u1eb9, kh\u00f4ng m\u00e0u v\u00e0 trong m\u1edd. N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng h\u00f3a ch\u1ea5t, ch\u1ecbu nhi\u1ec7t, c\u00e1ch \u0111i\u1ec7n, t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc \u0111\u1ed9 b\u1ec1n cao v\u00e0 t\u00ednh ch\u1ea5t gia c\u00f4ng ch\u1ecbu m\u00e0i m\u00f2n cao, l\u00e0m cho polypropylene nhanh ch\u00f3ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00e1y m\u00f3c, \u00f4 t\u00f4, thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed, x\u00e2y d\u1ef1ng, d\u1ec7t may, bao b\u00ec k\u1ec3 t\u1eeb khi ra \u0111\u1eddi.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">N\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n v\u00e0 \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c nh\u01b0 n\u00f4ng, l\u00e2m, ng\u01b0 nghi\u1ec7p v\u00e0 c\u00f4ng nghi\u1ec7p th\u1ef1c ph\u1ea9m. Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng c\u1ee7a c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p bao b\u00ec, \u0111i\u1ec7n t\u1eed, \u00f4 t\u00f4 v\u00e0 c\u00e1c ng\u00e0nh kh\u00e1c c\u1ee7a n\u01b0\u1edbc t\u00f4i \u0111\u00e3 th\u00fac \u0111\u1ea9y r\u1ea5t nhi\u1ec1u s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u01b0\u1edbc t\u00f4i.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">V\u00e0 v\u00ec t\u00ednh d\u1ebbo c\u1ee7a n\u00f3, v\u1eadt li\u1ec7u polypropylene \u0111ang d\u1ea7n thay th\u1ebf c\u00e1c s\u1ea3n ph\u1ea9m g\u1ed7 v\u00e0 \u0111\u1ed9 b\u1ec1n cao, \u0111\u1ed9 d\u1ebbo dai v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n cao \u0111\u00e3 d\u1ea7n thay th\u1ebf c\u00e1c ch\u1ee9c n\u0103ng c\u01a1 h\u1ecdc c\u1ee7a kim lo\u1ea1i. Ngo\u00e0i ra, polypropylene c\u00f3 ch\u1ee9c n\u0103ng gh\u00e9p v\u00e0 gh\u00e9p t\u1ed1t v\u00e0 c\u00f3 kh\u00f4ng gian \u1ee9ng d\u1ee5ng r\u1ea5t l\u1edbn trong b\u00ea t\u00f4ng, d\u1ec7t may, \u0111\u00f3ng g\u00f3i v\u00e0 n\u00f4ng, l\u00e2m, ng\u01b0 nghi\u1ec7p.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Chu\u1ed9t \u0111\u01b0\u1ee3c cho u\u1ed1ng t\u1eeb 1 \u0111\u1ebfn 5 l\u1ea7n v\u1edbi li\u1ec1u l\u01b0\u1ee3ng 8g \/ kg, kh\u00f4ng g\u00e2y ra c\u00e1c tri\u1ec7u ch\u1ee9ng ng\u1ed9 \u0111\u1ed9c r\u00f5 r\u00e0ng. Chu\u1ed9t h\u00edt ph\u1ea3i c\u00e1c s\u1ea3n ph\u1ea9m ph\u00e2n h\u1ee7y c\u1ee7a polypropylene \u0111\u01b0\u1ee3c l\u00e0m n\u00f3ng \u0111\u1ebfn 210-220 \u2103 30 l\u1ea7n, m\u1ed7i l\u1ea7n trong 2 gi\u1edd v\u00e0 c\u00e1c tri\u1ec7u ch\u1ee9ng c\u1ee7a k\u00edch \u1ee9ng m\u00e0ng nh\u1ea7y m\u1eaft v\u00e0 \u0111\u01b0\u1eddng h\u00f4 h\u1ea5p tr\u00ean x\u1ea3y ra. T\u01b0\u01a1ng t\u1ef1 nh\u01b0 polyethylene, kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u00e1c s\u1ea3n ph\u1ea9m t\u00e1i ch\u1ebf c\u1ee7a n\u00f3 \u0111\u1ec3 ch\u1ee9a th\u1ef1c ph\u1ea9m. <\/span><\/p>\n<p><span style=\"font-size: 12pt;\"><img src=\"https:\/\/mangpe.vn\/wp-content\/uploads\/2021\/03\/12.gif\" \/>B\u00e0i vi\u1ebft li\u00ean quan v\u1ec1<span style=\"color: #800080;\"><a style=\"color: #800080;\" href=\"https:\/\/dpm360.com\/san-pham\/day-dai-nhua-pp\/\"> d\u00e2y \u0111ai nh\u1ef1a PP<\/a><\/span> s\u1eed d\u1ee5ng \u0111\u00f3ng g\u00f3i h\u00e0ng ho\u00e1.<\/span><\/p>\n<figure id=\"attachment_3849\" aria-describedby=\"caption-attachment-3849\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-3849 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/nhua-pp-tai-sinh-300x300.jpg\" alt=\"Nh\u1ef1a PP t\u00e1i sinh\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/nhua-pp-tai-sinh-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/nhua-pp-tai-sinh-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/nhua-pp-tai-sinh-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/nhua-pp-tai-sinh-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/nhua-pp-tai-sinh.jpg 709w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-3849\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">Nh\u1ef1a PP t\u00e1i sinh<\/span><\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"_So_luoc_ve_lich_su_polypropylene\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>\u00a0S\u01a1 l\u01b0\u1ee3c v\u1ec1 l\u1ecbch s\u1eed polypropylene<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 12pt;\">N\u0103m 1954, G. Natta l\u1ea7n \u0111\u1ea7u ti\u00ean tr\u00f9ng h\u1ee3p propylen th\u00e0nh polypropylen (s\u1eed d\u1ee5ng nh\u00f4m-titan clorua l\u00e0m ch\u1ea5t x\u00fac t\u00e1c) v\u00e0 t\u1ea1o ra l\u00fd thuy\u1ebft v\u1ec1 s\u1ef1 tr\u00f9ng h\u1ee3p c\u00f3 h\u01b0\u1edbng, thu h\u00fat s\u1ef1 ch\u00fa \u00fd c\u1ee7a m\u1ecdi ng\u01b0\u1eddi.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">N\u0103m 1957, C\u00f4ng ty Montecatini c\u1ee7a \u00dd v\u00e0 C\u00f4ng ty Hecules c\u1ee7a M\u1ef9 l\u1ea7n l\u01b0\u1ee3t th\u00e0nh l\u1eadp c\u00e1c \u0111\u01a1n v\u1ecb s\u1ea3n xu\u1ea5t polypropylene 6000t \/ a v\u00e0 9000t \/ a. T\u1eeb cu\u1ed1i nh\u1eefng n\u0103m 1960 \u0111\u1ebfn gi\u1eefa nh\u1eefng n\u0103m 1970, polypropylene b\u01b0\u1edbc v\u00e0o th\u1eddi k\u1ef3 ph\u00e1t tri\u1ec3n v\u01b0\u1ee3t b\u1eadc.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">K\u1ec3 t\u1eeb nh\u1eefng n\u0103m 1980, s\u1ea3n xu\u1ea5t polypropylene \u0111\u00e3 \u0111\u1ee9ng \u0111\u1ea7u trong c\u00e1c lo\u1ea1i nh\u1ef1a t\u1ed5ng h\u1ee3p v\u00e0 b\u00e2y gi\u1edd n\u00f3 ch\u1ec9 th\u1ea5p h\u01a1n polyethylene, \u0111\u1ee9ng th\u1ee9 hai.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Vi\u1ec7t Nam b\u1eaft \u0111\u1ea7u nghi\u00ean c\u1ee9u quy tr\u00ecnh s\u1ea3n xu\u1ea5t polypropylene v\u00e0o n\u0103m 1990. T\u1eeb nh\u1eefng n\u0103m 2000, polypropylene \u0111\u00e3 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng \u1edf, m\u1ed9t s\u1ed1 c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t polypropylene ti\u00ean ti\u1ebfn v\u00e0 thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t, \u0111\u00e3 li\u00ean ti\u1ebfp th\u00e0nh l\u1eadp m\u1ed9t s\u1ed1 c\u01a1 s\u1edf s\u1ea3n xu\u1ea5t polypropylene quy m\u00f4 v\u1eeba v\u00e0 l\u1edbn.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">V\u00e0 m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn c\u00e1c c\u01a1 s\u1edf s\u1ea3n xu\u1ea5t polypropylene s\u1ed1 l\u01b0\u1ee3ng l\u1edbn nh\u1ecf c\u0169ng \u0111\u00e3 \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng \u1edf nhi\u1ec1u n\u01a1i kh\u00e1c nhau v\u00e0 s\u1ef1 m\u00e2u thu\u1eabn gi\u1eefa cung v\u00e0 c\u1ea7u \u0111\u00e3 \u0111\u01b0\u1ee3c xoa d\u1ecbu. S\u1ef1 gia t\u0103ng \u0111\u00e1ng k\u1ec3 v\u1ec1 quy m\u00f4 s\u1ea3n xu\u1ea5t \u0111\u00e3 th\u00fac \u0111\u1ea9y s\u1ea3n xu\u1ea5t nh\u1ef1a polypropylene c\u1ee7a n\u01b0\u1edbc t\u00f4i b\u01b0\u1edbc v\u00e0o giai \u0111o\u1ea1n ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng.<\/span><\/p>\n<figure id=\"attachment_3850\" aria-describedby=\"caption-attachment-3850\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-3850 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-nguyen-sinh-300x300.jpg\" alt=\"H\u1ea1t nh\u1ef1a Polypropylene nguy\u00ean sinh\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-nguyen-sinh-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-nguyen-sinh-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-nguyen-sinh-768x768.jpg 768w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-nguyen-sinh-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-nguyen-sinh-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-nguyen-sinh.jpg 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-3850\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">H\u1ea1t nh\u1ef1a Polypropylene nguy\u00ean sinh<\/span><\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Tinh_trang_cung_va_cau_nhua_PP\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>T\u00ecnh tr\u1ea1ng cung v\u00e0 c\u1ea7u nh\u1ef1a PP<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 12pt;\">Do kho\u1ea3ng c\u00e1ch l\u1edbn gi\u1eefa cung v\u00e0 c\u1ea7u nh\u1ef1a PP polypropylene \u1edf n\u01b0\u1edbc t\u00f4i, trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, h\u1ea7u h\u1ebft c\u00e1c d\u1ef1 \u00e1n l\u1ecdc d\u1ea7u quy m\u00f4 l\u1edbn, \u0111\u1ed3ng s\u1ea3n xu\u1ea5t ethylene v\u00e0 c\u00e1c d\u1ef1 \u00e1n olefin than \u0111\u1ec1u \u0111\u01b0\u1ee3c trang b\u1ecb polypropylene. Do \u0111\u00f3, n\u0103ng l\u1ef1c s\u1ea3n xu\u1ea5t h\u1ea1t nh\u1ef1a PP polypropylene c\u1ee7a Vi\u1ec7t Nam s\u1ebd t\u0103ng \u0111\u00e1ng k\u1ec3 trong t\u01b0\u01a1ng lai. \u0110\u1ed3ng th\u1eddi, c\u0169ng c\u1ea7n xem x\u00e9t c\u00e1c c\u00f4ng ngh\u1ec7 l\u1eafp \u0111\u1eb7t polypropylene nh\u1ecf l\u1ebb, l\u1ea1c h\u1eadu, \u0111\u1eb7c bi\u1ec7t l\u00e0 lo\u1ea1i b\u1ecf d\u1ea7n ph\u01b0\u01a1ng ph\u00e1p th\u00e2n nh\u1ecf theo l\u00f4, \u01b0\u1edbc t\u00ednh n\u0103ng l\u1ef1c s\u1ea3n xu\u1ea5t polypropylene \u1edf n\u01b0\u1edbc ta s\u1ebd \u0111\u1ea1t m\u1ee9c cao h\u01a1n v\u00e0o n\u0103m 2030.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng c\u1ee7a n\u1ec1n kinh t\u1ebf Vi\u1ec7t Nam, nhu c\u1ea7u v\u1ec1 c\u00e1c nguy\u00ean li\u1ec7u h\u00f3a ch\u1ea5t kh\u00e1c nhau ti\u1ebfp t\u1ee5c t\u0103ng, d\u1eabn \u0111\u1ebfn vi\u1ec7c ti\u00eau th\u1ee5 polypropylene \u0111\u1ea1t m\u1ee9c cao nh\u1ea5t trong l\u1ecbch s\u1eed, do \u0111\u00f3 n\u01b0\u1edbc ta s\u1ebd tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng n\u01b0\u1edbc ti\u00eau th\u1ee5 polypropylene l\u1edbn nh\u1ea5t th\u1ebf gi\u1edbi.<\/span><\/p>\n<figure id=\"attachment_3851\" aria-describedby=\"caption-attachment-3851\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-3851 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-mau-pp-300x300.jpg\" alt=\"H\u1ea1t nh\u1ef1a m\u00e0u PP t\u00e1i ch\u1ebf\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-mau-pp-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-mau-pp-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-mau-pp-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-mau-pp-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-mau-pp.jpg 700w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-3851\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">H\u1ea1t nh\u1ef1a m\u00e0u PP t\u00e1i ch\u1ebf<\/span><\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Qua_trinh_san_xuat_nhua_PP\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>Qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t nh\u1ef1a PP<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 12pt;\">Nh\u1ef1a polypropylen l\u00e0 m\u1ed9t trong b\u1ed1n lo\u1ea1i nh\u1ef1a nhi\u1ec7t d\u1ebbo \u0111a d\u1ee5ng (polyetylen, polyvinyl clorua, polypropylen, polystyren). N\u00f3 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1eb1ng c\u00e1ch tr\u00f9ng h\u1ee3p v\u1edbi propylen l\u00e0m nguy\u00ean li\u1ec7u th\u00f4 v\u00e0 ethylene l\u00e0m comonomer.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">C\u00e1c ph\u01b0\u01a1ng ph\u00e1p quy tr\u00ecnh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t polypropylene tr\u00ean th\u1ebf gi\u1edbi ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c chia th\u00e0nh c\u00e1c lo\u1ea1i sau theo c\u00e1c lo\u1ea1i: ph\u01b0\u01a1ng ph\u00e1p dung m\u00f4i, ph\u01b0\u01a1ng ph\u00e1p dung d\u1ecbch, ph\u01b0\u01a1ng ph\u00e1p s\u1ed1 l\u01b0\u1ee3ng l\u1edbn pha l\u1ecfng (bao g\u1ed3m c\u1ea3 pha l\u1ecfng v\u00e0 k\u1ebft h\u1ee3p pha kh\u00ed) v\u00e0 ph\u01b0\u01a1ng ph\u00e1p s\u1ed1 l\u01b0\u1ee3ng l\u1edbn pha kh\u00ed. Ph\u1ea7n gi\u1edbi thi\u1ec7u ng\u1eafn g\u1ecdn v\u1ec1 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a t\u1eebng quy tr\u00ecnh nh\u01b0 sau:<\/span><\/p>\n<h4><span class=\"ez-toc-section\" id=\"Su_trung_hop_dung_moi\"><\/span><span style=\"color: #0000ff; font-size: 12pt;\"><em><strong>S\u1ef1 tr\u00f9ng h\u1ee3p dung m\u00f4i<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-size: 12pt;\">Ph\u01b0\u01a1ng ph\u00e1p dung m\u00f4i (c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ph\u01b0\u01a1ng ph\u00e1p b\u00f9n ho\u1eb7c ph\u01b0\u01a1ng ph\u00e1p b\u00f9n, ph\u01b0\u01a1ng ph\u00e1p s\u1ec1n s\u1ec7t) l\u00e0 quy tr\u00ecnh s\u1ea3n xu\u1ea5t polypropylene s\u1edbm nh\u1ea5t, tuy nhi\u00ean do qu\u00e1 tr\u00ecnh ph\u00e2n h\u1ee7y v\u00e0 thu h\u1ed3i dung m\u00f4i n\u00ean qu\u00e1 tr\u00ecnh n\u00e0y k\u00e9o d\u00e0i v\u00e0 ph\u1ee9c t\u1ea1p. T\u1eeb nh\u1eefng n\u0103m 1980, ph\u01b0\u01a1ng ph\u00e1p dung m\u00f4i \u0111\u00e3 tr\u1edf n\u00ean tr\u00ec tr\u1ec7 v\u00e0 d\u1ea7n d\u1ea7n \u0111\u01b0\u1ee3c thay th\u1ebf b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p kh\u1ed1i l\u1ecfng.<\/span><\/p>\n<figure id=\"attachment_4190\" aria-describedby=\"caption-attachment-4190\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-4190 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-mau-300x300.jpg\" alt=\"H\u1ea1t nh\u1ef1a PP m\u00e0u t\u00e1i ch\u1ebf\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-mau-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-mau-1024x1024.jpg 1024w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-mau-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-mau-768x768.jpg 768w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-mau-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-mau-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-mau.jpg 1400w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-4190\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">H\u1ea1t nh\u1ef1a PP m\u00e0u t\u00e1i ch\u1ebf<\/span><\/figcaption><\/figure>\n<p><span style=\"font-size: 12pt;\"><em><strong>\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a quy tr\u00ecnh:<\/strong><\/em><\/span><\/p>\n<ul>\n<li><span style=\"font-size: 12pt;\"><span style=\"color: #ff0000; font-size: 14pt;\"><em><strong>\u261e<\/strong><\/em><\/span>Propylen monome \u0111\u01b0\u1ee3c h\u00f2a tan trong dung m\u00f4i pha l\u1ecfng tr\u01a1 \u200b\u200b(nh\u01b0 hexan) v\u00e0 dung m\u00f4i \u0111\u01b0\u1ee3c polyme h\u00f3a d\u01b0\u1edbi t\u00e1c d\u1ee5ng c\u1ee7a ch\u1ea5t x\u00fac t\u00e1c, v\u00e0 polyme l\u01a1 l\u1eedng trong dung m\u00f4i \u1edf tr\u1ea1ng th\u00e1i vi\u00ean r\u1eafn, v\u00e0 s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb ph\u1ea3n \u1ee9ng khu\u1ea5y ki\u1ec3u b\u1ec3 ch\u1ee9a.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><span style=\"color: #ff0000; font-size: 14pt;\"><em><strong>\u261e<\/strong><\/em><\/span>C\u00f3 qu\u00e1 tr\u00ecnh kh\u1eed v\u00e0 thu h\u1ed3i dung m\u00f4i, qu\u00e1 tr\u00ecnh n\u00e0y k\u00e9o d\u00e0i v\u00e0 ph\u1ee9c t\u1ea1p, \u0111\u1ea7u t\u01b0 thi\u1ebft b\u1ecb l\u1edbn, ti\u00eau hao nhi\u1ec1u n\u0103ng l\u01b0\u1ee3ng. Tuy nhi\u00ean, vi\u1ec7c s\u1ea3n xu\u1ea5t d\u1ec5 ki\u1ec3m so\u00e1t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m t\u1ed1t.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><span style=\"color: #ff0000; font-size: 14pt;\"><em><strong>\u261e<\/strong><\/em><\/span>C\u00e1c h\u1ea1t polypropylene \u0111\u01b0\u1ee3c t\u00e1ch b\u1eb1ng c\u00e1ch l\u1ecdc ly t\u00e2m sau \u0111\u00f3 \u0111un s\u00f4i, s\u1ea5y kh\u00f4 v\u00e0 \u00e9p \u0111\u00f9n \u0111\u1ec3 t\u1ea1o h\u1ea1t.<\/span><\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"Su_trung_hop_dung_dich\"><\/span><span style=\"color: #0000ff; font-size: 12pt;\"><em><strong>S\u1ef1 tr\u00f9ng h\u1ee3p dung d\u1ecbch<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-size: 12pt;\">C\u00e1c t\u00ednh n\u0103ng c\u1ee7a quy tr\u00ecnh: <\/span><\/p>\n<ul>\n<li><span style=\"font-size: 12pt;\"><span style=\"color: #ff0000; font-size: 14pt;\"><em><strong>\u261e<\/strong><\/em><\/span>S\u1eed d\u1ee5ng hydrocacbon m\u1ea1ch th\u1eb3ng s\u00f4i cao l\u00e0m dung m\u00f4i v\u00e0 ho\u1ea1t \u0111\u1ed9ng \u1edf nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y c\u1ee7a polypropylene, t\u1ea5t c\u1ea3 c\u00e1c polyme thu \u0111\u01b0\u1ee3c \u0111\u01b0\u1ee3c h\u00f2a tan trong dung m\u00f4i v\u00e0 \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 \u0111\u1ed3ng nh\u1ea5t.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><span style=\"color: #ff0000; font-size: 14pt;\"><em><strong>\u261e<\/strong><\/em><\/span>Dung m\u00f4i \u0111\u01b0\u1ee3c l\u00e0m bay h\u01a1i b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p t\u00e1ch l\u1edbp \u1edf nhi\u1ec7t \u0111\u1ed9 cao. Thu \u0111\u01b0\u1ee3c polypropylene n\u00f3ng ch\u1ea3y, sau \u0111\u00f3 \u0111\u00f9n v\u00e0 t\u1ea1o h\u1ea1t \u0111\u1ec3 thu \u0111\u01b0\u1ee3c s\u1ea3n ph\u1ea9m d\u1ea1ng vi\u00ean.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><span style=\"color: #ff0000; font-size: 14pt;\"><em><strong>\u261e<\/strong><\/em><\/span>Ch\u1ec9 c\u00f3 m\u1ed9t c\u00f4ng ty Kodak c\u1ee7a M\u1ef9 l\u00e0 nh\u00e0 s\u1ea3n xu\u1ea5t.<\/span><\/li>\n<\/ul>\n<figure id=\"attachment_4102\" aria-describedby=\"caption-attachment-4102\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-4102 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/ong-hut-pp-300x300.jpg\" alt=\"\u1ed0ng h\u00fat PP\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/ong-hut-pp-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/ong-hut-pp-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/ong-hut-pp-768x768.jpg 768w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/ong-hut-pp-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/ong-hut-pp-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/ong-hut-pp.jpg 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-4102\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">\u1ed0ng h\u00fat PP<\/span><\/figcaption><\/figure>\n<h4><span class=\"ez-toc-section\" id=\"Phuong_phap_so_luong_lon_chat_long\"><\/span><span style=\"color: #0000ff; font-size: 12pt;\"><em><strong>Ph\u01b0\u01a1ng ph\u00e1p s\u1ed1 l\u01b0\u1ee3ng l\u1edbn ch\u1ea5t l\u1ecfng<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-size: 12pt;\">Quy tr\u00ecnh s\u1ea3n xu\u1ea5t polypropylene s\u1ed1 l\u01b0\u1ee3ng l\u1edbn pha l\u1ecfng-pha kh\u00ed, quy tr\u00ecnh s\u1ea3n xu\u1ea5t polypropylene s\u1ed1 l\u01b0\u1ee3ng l\u1edbn pha l\u1ecfng l\u00e0 m\u1ed9t quy tr\u00ecnh m\u1edbi \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u1edf giai \u0111o\u1ea1n gi\u1eefa v\u00e0 giai \u0111o\u1ea1n cu\u1ed1i c\u1ee7a qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t polypropylene. Qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t di\u1ec5n ra b\u1ea3y n\u0103m sau khi s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p polypropylene b\u1eaft \u0111\u1ea7u v\u00e0o n\u0103m 1957.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">S\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p s\u1ed1 l\u01b0\u1ee3ng l\u1edbn pha l\u1ecfng \u0111\u1ec3 s\u1ea3n xu\u1ea5t polypropylen l\u00e0 ph\u00e2n t\u00e1n tr\u1ef1c ti\u1ebfp ch\u1ea5t x\u00fac t\u00e1c trong propylen pha l\u1ecfng m\u00e0 kh\u00f4ng c\u1ea7n th\u00eam b\u1ea5t k\u1ef3 dung m\u00f4i n\u00e0o kh\u00e1c v\u00e0o h\u1ec7 ph\u1ea3n \u1ee9ng \u0111\u1ec3 th\u1ef1c hi\u1ec7n ph\u1ea3n \u1ee9ng tr\u00f9ng h\u1ee3p s\u1ed1 l\u01b0\u1ee3ng l\u1edbn pha l\u1ecfng propylen. Polyme li\u00ean t\u1ee5c \u0111\u01b0\u1ee3c k\u1ebft t\u1ee7a t\u1eeb propylen pha l\u1ecfng v\u00e0 l\u01a1 l\u1eedng trong propylen pha l\u1ecfng \u1edf d\u1ea1ng c\u00e1c h\u1ea1t m\u1ecbn. <\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Khi th\u1eddi gian ph\u1ea3n \u1ee9ng t\u0103ng, n\u1ed3ng \u0111\u1ed9 c\u1ee7a c\u00e1c h\u1ea1t polyme trong propylen pha l\u1ecfng t\u0103ng l\u00ean. Khi t\u1ed1c \u0111\u1ed9 chuy\u1ec3n h\u00f3a propylen \u0111\u1ea1t \u0111\u1ebfn m\u1ed9t m\u1ee9c nh\u1ea5t \u0111\u1ecbnh, monome propylen kh\u00f4ng tr\u00f9ng h\u1ee3p \u0111\u01b0\u1ee3c thu h\u1ed3i b\u1eb1ng c\u00e1ch l\u00e0m bay h\u01a1i nhanh \u0111\u1ec3 thu \u0111\u01b0\u1ee3c s\u1ea3n ph\u1ea9m polypropylen d\u1ea1ng b\u1ed9t. \u0110\u00e2y l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p t\u01b0\u01a1ng \u0111\u1ed1i \u0111\u01a1n gi\u1ea3n v\u00e0 ti\u00ean ti\u1ebfn c\u1ee7a polypropylene. Ph\u01b0\u01a1ng ph\u00e1p kh\u1ed1i l\u1ecfng \u0111\u1ea1i di\u1ec7n cho c\u00f4ng ngh\u1ec7 m\u1edbi v\u00e0 tr\u00ecnh \u0111\u1ed9 m\u1edbi c\u1ee7a s\u1ea3n xu\u1ea5t polypropylene trong nh\u1eefng n\u0103m 1980.<\/span><\/p>\n<figure id=\"attachment_3852\" aria-describedby=\"caption-attachment-3852\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-3852 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/khay-nhua-pp-300x300.jpg\" alt=\"Khay l\u00e0m t\u1eeb h\u1ea1t nh\u1ef1a nguy\u00ean sinh PP\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/khay-nhua-pp-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/khay-nhua-pp-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/khay-nhua-pp-768x768.jpg 768w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/khay-nhua-pp-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/khay-nhua-pp-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/khay-nhua-pp.jpg 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-3852\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">Khay l\u00e0m t\u1eeb h\u1ea1t nh\u1ef1a nguy\u00ean sinh PP<\/span><\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Cac_tinh_nang_cua_quy_trinh_hat_nhua_PP\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>C\u00e1c t\u00ednh n\u0103ng c\u1ee7a quy tr\u00ecnh h\u1ea1t nh\u1ef1a PP:<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"font-size: 12pt;\"><span style=\"color: #ff0000; font-size: 14pt;\"><em><strong>\u261e<\/strong><\/em><\/span>Kh\u00f4ng c\u00f3 dung m\u00f4i \u0111\u01b0\u1ee3c th\u00eam v\u00e0o h\u1ec7 th\u1ed1ng, propylene monome \u0111\u01b0\u1ee3c polyme h\u00f3a \u1edf pha l\u1ecfng trong l\u00f2 ph\u1ea3n \u1ee9ng d\u1ea1ng b\u1ed3n ch\u1ee9a v\u00e0 ethylene propylene \u0111\u01b0\u1ee3c \u0111\u1ed3ng tr\u00f9ng h\u1ee3p trong l\u00f2 ph\u1ea3n \u1ee9ng t\u1ea7ng s\u00f4i.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><span style=\"color: #ff0000; font-size: 14pt;\"><em><strong>\u261e<\/strong><\/em><\/span>Quy tr\u00ecnh \u0111\u01a1n gi\u1ea3n, thi\u1ebft b\u1ecb \u00edt h\u01a1n, \u0111\u1ea7u t\u01b0 \u00edt h\u01a1n , ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng v\u00e0 chi ph\u00ed s\u1ea3n xu\u1ea5t th\u1ea5p.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><span style=\"color: #ff0000; font-size: 14pt;\"><em><strong>\u261e<\/strong><\/em><\/span>Qu\u00e1 tr\u00ecnh \u0111\u1ed3ng h\u00f3a th\u00f4ng qua l\u00f2 ph\u1ea3n \u1ee9ng ki\u1ec3u b\u1ed3n ch\u1ee9a (quy tr\u00ecnh Hypol), ho\u1eb7c l\u00f2 ph\u1ea3n \u1ee9ng v\u00f2ng (quy tr\u00ecnh Spheripol), \u0111\u1ed3ng tr\u00f9ng h\u1ee3p ng\u1eabu nhi\u00ean v\u00e0 \u0111\u1ed3ng tr\u00f9ng h\u1ee3p kh\u1ed1i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n trong c\u00e1c l\u00f2 ph\u1ea3n \u1ee9ng ki\u1ec3u c\u00e1nh khu\u1ea5y trong t\u1ea7ng s\u00f4i.\u00a0<\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 12pt;\">M\u1ed9t \u0111\u1ea1i di\u1ec7n \u0111i\u1ec3n h\u00ecnh c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p kh\u1ed1i l\u1ecfng l\u00e0 ph\u01b0\u01a1ng ph\u00e1p kh\u1ed1i l\u1ecfng Spherizone c\u1ee7a BASELL. Spherizone l\u00e0 c\u00f4ng ngh\u1ec7 t\u00e1i ch\u1ebf pha kh\u00ed s\u1eed d\u1ee5ng ch\u1ea5t x\u00fac t\u00e1c Ziegler-Natta \u0111\u1ec3 t\u1ea1o ra c\u00e1c polyme duy tr\u00ec \u0111\u1ed9 d\u1ebbo dai v\u00e0 kh\u1ea3 n\u0103ng x\u1eed l\u00fd trong khi v\u1eabn duy tr\u00ec \u0111\u1ed9 k\u1ebft tinh, \u0111\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 \u0111\u1ed3ng nh\u1ea5t cao h\u01a1n. N\u00f3 t\u1ea1o ra c\u00e1c lo\u1ea1i nh\u1ef1a \u0111a monome c\u00f3 \u0111\u1ed9 \u0111\u1ed3ng nh\u1ea5t cao ho\u1eb7c c\u00e1c homopolyme sinh h\u1ecdc trong m\u1ed9t l\u00f2 ph\u1ea3n \u1ee9ng duy nh\u1ea5t. <\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Ph\u1ea3n \u1ee9ng v\u00f2ng Spherizone c\u00f3 hai v\u00f9ng giao thoa v\u1edbi nhau, v\u1edbi c\u00e1c v\u00f9ng kh\u00e1c nhau ho\u1ea1t \u0111\u1ed9ng nh\u01b0 c\u00e1c l\u00f2 ph\u1ea3n \u1ee9ng l\u1eb7p pha kh\u00ed v\u00e0 pha l\u1ecfng c\u1ee7a c\u00e1c qu\u00e1 tr\u00ecnh kh\u00e1c. Hai khu v\u1ef1c n\u00e0y c\u00f3 th\u1ec3 t\u1ea1o ra nh\u1ef1a c\u00f3 ph\u00e2n b\u1ed1 kh\u1ed1i l\u01b0\u1ee3ng ph\u00e2n t\u1eed ho\u1eb7c th\u00e0nh ph\u1ea7n monome t\u01b0\u01a1ng \u0111\u1ed1i kh\u00e1c nhau, m\u1edf r\u1ed9ng ph\u1ea1m vi t\u00ednh ch\u1ea5t c\u1ee7a polypropylene.\u00a0<\/span><\/p>\n<figure id=\"attachment_4191\" aria-describedby=\"caption-attachment-4191\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-4191 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/Hat-nhua-pp-2.6mm-300x300.jpg\" alt=\"H\u1ea1t nh\u1ef1a PP 2.6mm\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/Hat-nhua-pp-2.6mm-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/Hat-nhua-pp-2.6mm-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/Hat-nhua-pp-2.6mm-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/Hat-nhua-pp-2.6mm-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/Hat-nhua-pp-2.6mm.jpg 640w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-4191\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">H\u1ea1t nh\u1ef1a PP 2.6mm<\/span><\/figcaption><\/figure>\n<p><span style=\"font-size: 12pt;\">Thi\u1ebft b\u1ecb c\u1ed1t l\u00f5i c\u1ee7a qu\u00e1 tr\u00ecnh n\u00e0y l\u00e0 h\u1ec7 th\u1ed1ng l\u00f2 ph\u1ea3n \u1ee9ng MZCR (h\u1ec7 th\u1ed1ng l\u00f2 ph\u1ea3n \u1ee9ng tu\u1ea7n ho\u00e0n \u0111a v\u00f9ng) R230. L\u00f2 ph\u1ea3n \u1ee9ng bao g\u1ed3m m\u1ed9t l\u00f2 t\u0103ng v\u00e0 m\u1ed9t l\u00f2 ph\u1ea3n \u1ee9ng gi\u1ea3m d\u1ea7n. Trong riser, polyme \u0111\u01b0\u1ee3c th\u1ed5i l\u00ean b\u1edfi kh\u00ed ph\u1ea3n \u1ee9ng \u0111\u1ec3 t\u1ea1o th\u00e0nh ch\u1ea5t l\u1ecfng v\u00e0 \u0111\u01b0\u1ee3c g\u1eedi \u0111\u1ebfn ph\u1ea7n tr\u00ean c\u1ee7a b\u1ed9 l\u1eafng xu\u1ed1ng \u0111\u1ec3 \u0111i qua b\u1ed9 t\u00e1ch xyclon v\u00e0 b\u1ed9t \u0111\u01b0\u1ee3c thu th\u1eadp trong b\u1ed9 ph\u1eadn ch\u1ea3y xu\u1ed1ng. Kh\u00ed ph\u1ea3n \u1ee9ng \u0111\u01b0\u1ee3c tu\u1ea7n ho\u00e0n b\u1eb1ng m\u00e1y n\u00e9n ly t\u00e2m qua \u0111\u01b0\u1eddng b\u00ean ngo\u00e0i, v\u00e0 nhi\u1ec7t c\u1ee7a ph\u1ea3n \u1ee9ng \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf nh\u1edd b\u1ed9 l\u00e0m m\u00e1t tu\u1ea7n ho\u00e0n tr\u00ean \u0111\u01b0\u1eddng tu\u1ea7n ho\u00e0n b\u00ean ngo\u00e0i. <\/span><\/p>\n<p><span style=\"font-size: 12pt;\">S\u1ea3n ph\u1ea9m c\u1ee7a l\u00f2 ph\u1ea3n \u1ee9ng \u0111\u01b0\u1ee3c x\u1ea3 qua m\u1ed9t van \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t \u1edf ph\u1ea7n d\u01b0\u1edbi c\u1ee7a b\u1ed9 x\u1ea3. Sau khi b\u1ed9t th\u1ea3i ra \u0111\u01b0\u1ee3c kh\u1eed kh\u00ed \u1edf \u00e1p su\u1ea5t cao v\u00e0 \u00e1p su\u1ea5t th\u1ea5p, khi s\u1ea3n xu\u1ea5t homopolymer v\u00e0 \u0111\u1ed3ng tr\u00f9ng h\u1ee3p ng\u1eabu nhi\u00ean, ng\u01b0\u1eddi ta tr\u1ef1c ti\u1ebfp h\u1ea5p v\u00e0 s\u1ea5y kh\u00f4 \u0111\u1ec3 thu \u0111\u01b0\u1ee3c s\u1ea3n ph\u1ea9m b\u1ed9t. Khi s\u1ea3n xu\u1ea5t c\u00e1c s\u1ea3n ph\u1ea9m va \u0111\u1eadp, b\u1ed9t sau khi kh\u1eed kh\u00ed \u00e1p su\u1ea5t cao \u0111\u01b0\u1ee3c th\u1ea3i v\u00e0o l\u00f2 ph\u1ea3n \u1ee9ng t\u1ea7ng s\u00f4i pha kh\u00ed. L\u00f2 ph\u1ea3n \u1ee9ng v\u1eabn s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng l\u00f2 ph\u1ea3n \u1ee9ng pha kh\u00ed Spheripol II. B\u00ecnh ph\u1ea3n \u1ee9ng \u0111\u1ed3ng tr\u00f9ng h\u1ee3p l\u00e0 m\u1ed9t b\u00ecnh h\u00ecnh tr\u1ee5 \u0111\u1ee9ng, ph\u1ea7n tr\u00ean v\u00e0 ph\u1ea7n d\u01b0\u1edbi l\u00e0 \u0111\u1ea7u h\u00ecnh c\u1ea7u, ph\u1ea7n d\u01b0\u1edbi l\u00e0 t\u1ea7ng s\u00f4i, v\u1eadt li\u1ec7u ch\u00ednh l\u00e0 th\u00e9p kh\u00f4ng g\u1ec9, b\u1ec1 m\u1eb7t b\u00ean trong \u0111\u01b0\u1ee3c m\u00e0i nh\u1eb5n.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">C\u00f4ng su\u1ea5t s\u1ea3n xu\u1ea5t d\u00e2y chuy\u1ec1n t\u1ed1i \u0111a hi\u1ec7n t\u1ea1i c\u1ee7a quy tr\u00ecnh n\u00e0y \u0111\u1ea1t 450.000 t\u1ea5n \/ n\u0103m. C\u00e1c ch\u1ea5t \u0111\u1ed3ng tr\u00f9ng h\u1ee3p t\u00e1c \u0111\u1ed9ng MZCR (Multi-Zone Circulation Reactor) v\u1edbi h\u00e0m l\u01b0\u1ee3ng ethylene l\u00ean \u0111\u1ebfn 22% (h\u00e0m l\u01b0\u1ee3ng cao su l\u1edbn h\u01a1n 40%) c\u0169ng c\u00f3 th\u1ec3 t\u1ea1o ra terpolyme c\u00f3 ch\u1ee9a ethylene v\u00e0 1-butene.<\/span><\/p>\n<figure id=\"attachment_3853\" aria-describedby=\"caption-attachment-3853\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-3853 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/bao-nhua-pp-300x300.jpg\" alt=\"Bao h\u1ea1t nh\u1ef1a PP\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/bao-nhua-pp-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/bao-nhua-pp-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/bao-nhua-pp-768x768.jpg 768w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/bao-nhua-pp-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/bao-nhua-pp-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/bao-nhua-pp.jpg 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-3853\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">Bao h\u1ea1t nh\u1ef1a PP<\/span><\/figcaption><\/figure>\n<h4><span class=\"ez-toc-section\" id=\"Phuong_phap_so_luong_lon_pha_khi\"><\/span><span style=\"color: #0000ff; font-size: 12pt;\"><em><strong>Ph\u01b0\u01a1ng ph\u00e1p s\u1ed1 l\u01b0\u1ee3ng l\u1edbn pha kh\u00ed<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-size: 12pt;\">\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a quy tr\u00ecnh: <\/span><\/p>\n<ul>\n<li><span style=\"font-size: 12pt;\"><span style=\"color: #ff0000; font-size: 14pt;\"><em><strong>\u261e<\/strong><\/em><\/span>Kh\u00f4ng c\u00f3 dung m\u00f4i n\u00e0o \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o h\u1ec7 th\u1ed1ng v\u00e0 propylen monome \u0111\u01b0\u1ee3c polyme h\u00f3a \u1edf pha kh\u00ed trong l\u00f2 ph\u1ea3n \u1ee9ng \u1edf pha kh\u00ed<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><span style=\"color: #ff0000; font-size: 14pt;\"><em><strong>\u261e<\/strong><\/em><\/span>Quy tr\u00ecnh ng\u1eafn, thi\u1ebft b\u1ecb \u00edt h\u01a1n, s\u1ea3n xu\u1ea5t an to\u00e0n v\u00e0 s\u1ea3n xu\u1ea5t chi ph\u00ed th\u1ea5p<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><span style=\"color: #ff0000; font-size: 14pt;\"><em><strong>\u261e<\/strong><\/em><\/span>L\u00f2 ph\u1ea3n \u1ee9ng tr\u00f9ng h\u1ee3p c\u00f3 l\u1edbp h\u00f3a ch\u1ea5t d\u00f2ng ch\u1ea3y, l\u1edbp khu\u1ea5y d\u1ecdc v\u00e0 l\u1edbp khu\u1ea5y ngang.\u00a0<\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 12pt;\">M\u1ed9t \u0111\u1ea1i di\u1ec7n \u0111i\u1ec3n h\u00ecnh c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p s\u1ed1 l\u01b0\u1ee3ng l\u1edbn pha kh\u00ed l\u00e0 quy tr\u00ecnh pha kh\u00ed Unipol c\u1ee7a C\u00f4ng ty H\u00f3a ch\u1ea5t DOW. Quy tr\u00ecnh polypropylene pha kh\u00ed Unipol l\u00e0 quy tr\u00ecnh polypropylene t\u1ea7ng s\u00f4i pha kh\u00ed \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n b\u1edfi United Carbon Corporation (UCCP) v\u00e0 Shell v\u00e0o nh\u1eefng n\u0103m 1980. S\u1ea3n xu\u1ea5t v\u00e0 th\u00e0nh c\u00f4ng Polypropylene. Qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng m\u1ed9t h\u1ec7 th\u1ed1ng ch\u1ea5t x\u00fac t\u00e1c hi\u1ec7u su\u1ea5t cao, ch\u1ea5t x\u00fac t\u00e1c ch\u00ednh l\u00e0 ch\u1ea5t x\u00fac t\u00e1c mang hi\u1ec7u su\u1ea5t cao v\u00e0 ch\u1ea5t \u0111\u1ed3ng x\u00fac t\u00e1c l\u00e0 trietyl nh\u00f4m v\u00e0 m\u1ed9t ch\u1ea5t cho \u0111i\u1ec7n t\u1eed.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Quy tr\u00ecnh UNIPOL \u0111\u01a1n gi\u1ea3n, linh ho\u1ea1t, ti\u1ebft ki\u1ec7m v\u00e0 an to\u00e0n; quy tr\u00ecnh t\u1ea1o ra nhi\u1ec1u lo\u1ea1i s\u1ea3n ph\u1ea9m bao g\u1ed3m \u0111\u1ed3ng tr\u00f9ng h\u1ee3p, \u0111\u1ed3ng tr\u00f9ng h\u1ee3p ng\u1eabu nhi\u00ean v\u00e0 \u0111\u1ed3ng tr\u00f9ng h\u1ee3p t\u00e1c \u0111\u1ed9ng v\u1edbi r\u1ea5t \u00edt thi\u1ebft b\u1ecb v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng l\u1edbn h\u01a1n \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh trong ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng \u0111\u1ec3 duy tr\u00ec s\u1ef1 \u0111\u1ed3ng nh\u1ea5t hi\u1ec7u su\u1ea5t c\u1ee7a s\u1ea3n ph\u1ea9m. Do s\u1ed1 l\u01b0\u1ee3ng thi\u1ebft b\u1ecb s\u1eed d\u1ee5ng \u00edt n\u00ean kh\u1ed1i l\u01b0\u1ee3ng c\u00f4ng vi\u1ec7c b\u1ea3o d\u01b0\u1ee1ng \u00edt, n\u00e2ng cao \u0111\u1ed9 tin c\u1eady c\u1ee7a thi\u1ebft b\u1ecb. Do h\u1ea1n ch\u1ebf c\u1ee7a \u0111\u1ed9ng h\u1ecdc ph\u1ea3n \u1ee9ng c\u1ee7a b\u1ea3n th\u00e2n t\u1ea7ng s\u00f4i v\u00e0 \u00e1p su\u1ea5t v\u1eadn h\u00e0nh th\u1ea5p l\u00e0m gi\u1ea3m l\u01b0u tr\u1eef v\u1eadt li\u1ec7u trong h\u1ec7 th\u1ed1ng, qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh an to\u00e0n h\u01a1n c\u00e1c qu\u00e1 tr\u00ecnh kh\u00e1c v\u00e0 kh\u00f4ng c\u00f3 nguy c\u01a1 qu\u00e1 \u00e1p thi\u1ebft b\u1ecb trong tr\u01b0\u1eddng h\u1ee3p m\u1ed9t tai n\u1ea1n ngo\u00e0i t\u1ea7m ki\u1ec3m so\u00e1t.\u00a0<\/span><\/p>\n<figure id=\"attachment_4192\" aria-describedby=\"caption-attachment-4192\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-4192 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/nhua-pp-mau-sac-300x300.jpg\" alt=\"Nh\u1ef1a PP m\u00e0u t\u1eafc d\u00f9ng s\u1ea3n xu\u1ea5t chai l\u1ecd nh\u1ef1a\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/nhua-pp-mau-sac-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/nhua-pp-mau-sac-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/nhua-pp-mau-sac-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/nhua-pp-mau-sac-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/nhua-pp-mau-sac.jpg 640w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-4192\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">Nh\u1ef1a PP m\u00e0u t\u1eafc d\u00f9ng s\u1ea3n xu\u1ea5t chai l\u1ecd nh\u1ef1a<\/span><\/figcaption><\/figure>\n<p><span style=\"font-size: 12pt;\">Kh\u00f4ng c\u00f3 ch\u1ea5t th\u1ea3i l\u1ecfng v\u00e0 r\u1ea5t \u00edt hydrocacbon th\u1ea3i ra kh\u00ed quy\u1ec3n, quy tr\u00ecnh n\u00e0y c\u00f3 r\u1ea5t \u00edt t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn m\u00f4i tr\u01b0\u1eddng, gi\u00fap d\u1ec5 d\u00e0ng \u0111\u00e1p \u1ee9ng c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt nghi\u00eam ng\u1eb7t v\u1ec1 m\u00f4i tr\u01b0\u1eddng, s\u1ee9c kh\u1ecfe v\u00e0 an to\u00e0n h\u01a1n c\u00e1c quy tr\u00ecnh kh\u00e1c. M\u1ed9t t\u00ednh n\u0103ng \u0111\u00e1ng ch\u00fa \u00fd kh\u00e1c c\u1ee7a quy tr\u00ecnh n\u00e0y l\u00e0 n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c v\u1eadn h\u00e0nh \u1edf tr\u1ea1ng th\u00e1i si\u00eau ng\u01b0ng t\u1ee5, c\u00e1i g\u1ecdi l\u00e0 quy tr\u00ecnh t\u1ea7ng s\u00f4i pha kh\u00ed \u1edf tr\u1ea1ng th\u00e1i si\u00eau ng\u01b0ng t\u1ee5 (SCM). C\u00f4ng ngh\u1ec7 n\u00e0y c\u00f3 th\u1ec3 t\u0103ng 200% n\u0103ng l\u1ef1c s\u1ea3n xu\u1ea5t hi\u1ec7n c\u00f3 b\u1eb1ng c\u00e1ch t\u0103ng t\u1ef7 l\u1ec7 pha l\u1ecfng trong l\u00f2 ph\u1ea3n \u1ee9ng l\u00ean 45%. <\/span><\/p>\n<p><span style=\"font-size: 12pt;\">V\u00ec h\u00e0m l\u01b0\u1ee3ng ch\u1ea5t l\u1ecfng kh\u00f4ng ph\u1ea3i l\u00e0 y\u1ebfu t\u1ed1 c\u01a1 b\u1ea3n cho s\u1ef1 kh\u00f4ng \u1ed5n \u0111\u1ecbnh c\u1ee7a t\u1ea7ng s\u00f4i v\u00e0 s\u1ef1 h\u00ecnh th\u00e0nh c\u00e1c ch\u1ea5t k\u1ebft t\u1ee5 polyme, c\u00e1c bi\u1ebfn s\u1ed1 v\u1eadn h\u00e0nh ch\u00ednh c\u1ee7a c\u00f4ng ngh\u1ec7 n\u00e0y l\u00e0 m\u1eadt \u0111\u1ed9 c\u1ee7a t\u1ea7ng s\u00f4i v\u00e0 t\u1ef7 l\u1ec7 gi\u1eefa m\u1eadt \u0111\u1ed9 kh\u1ed1i gi\u00e3n n\u1edf v\u1edbi m\u1eadt \u0111\u1ed9 kh\u1ed1i l\u1eafng. Do ho\u1ea1t \u0111\u1ed9ng \u1edf tr\u1ea1ng th\u00e1i si\u00eau ng\u01b0ng t\u1ee5 c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf nhi\u1ec7t ph\u1ea3n \u1ee9ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 nh\u1ea5t, n\u00ean c\u00f3 th\u1ec3 t\u0103ng n\u0103ng su\u1ea5t s\u1ea3n xu\u1ea5t c\u1ee7a l\u00f2 ph\u1ea3n \u1ee9ng l\u00ean h\u01a1n 2 l\u1ea7n m\u00e0 kh\u00f4ng c\u1ea7n t\u0103ng th\u1ec3 t\u00edch, v\u00e0 ti\u1ebft ki\u1ec7m \u0111\u1ea7u t\u01b0 r\u1ea5t \u0111\u00e1ng k\u1ec3. C\u00e1c s\u1ea3n ph\u1ea9m copolymer t\u00e1c \u0111\u1ed9ng v\u1edbi h\u00e0m l\u01b0\u1ee3ng ethylene l\u00ean \u0111\u1ebfn 17% (h\u00e0m l\u01b0\u1ee3ng cao su l\u1edbn h\u01a1n 30%) t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn c\u00e1c s\u1ea3n ph\u1ea9m copolymer.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Thi\u1ebft b\u1ecb c\u1ed1t l\u00f5i c\u1ee7a quy tr\u00ecnh l\u00e0 l\u00f2 ph\u1ea3n \u1ee9ng t\u1ea7ng s\u00f4i pha kh\u00ed, m\u00e1y n\u00e9n kh\u00ed tu\u1ea7n ho\u00e0n, b\u1ed9 l\u00e0m m\u00e1t kh\u00ed tu\u1ea7n ho\u00e0n v\u00e0 b\u1ed9 t\u1ea1o h\u1ea1t \u0111\u00f9n. L\u00f2 ph\u1ea3n \u1ee9ng t\u1ea7ng s\u00f4i l\u00e0 m\u1ed9t b\u00ecnh r\u1ed7ng v\u1edbi ph\u1ea7n m\u1edf r\u1ed9ng \u1edf ph\u00eda tr\u00ean v\u00e0 b\u1ed9 ph\u00e2n ph\u1ed1i \u1edf ph\u00eda d\u01b0\u1edbi. \u00c1p su\u1ea5t v\u1eadn h\u00e0nh c\u1ee7a l\u00f2 ph\u1ea3n \u1ee9ng th\u1ee9 nh\u1ea5t l\u00e0 3,5MPaG v\u00e0 nhi\u1ec7t \u0111\u1ed9 l\u00e0 67 \u00b0 C. \u00c1p su\u1ea5t v\u1eadn h\u00e0nh c\u1ee7a l\u00f2 ph\u1ea3n \u1ee9ng th\u1ee9 hai l\u00e0 2,1MPaG v\u00e0 nhi\u1ec7t \u0111\u1ed9 l\u00e0 70 \u00b0 C. M\u00e1y n\u00e9n kh\u00ed tu\u1ea7n ho\u00e0n l\u00e0 m\u00e1y n\u00e9n ly t\u00e2m m\u1ed9t c\u1ea5p, t\u1ed1c \u0111\u1ed9 kh\u00f4ng \u0111\u1ed5i.<\/span><\/p>\n<figure id=\"attachment_4103\" aria-describedby=\"caption-attachment-4103\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-4103 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-mau-trang-300x300.jpg\" alt=\"H\u1ea1t nh\u1ef1a PP m\u00e0u tr\u1eafng\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-mau-trang-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-mau-trang-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-mau-trang-768x768.jpg 768w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-mau-trang-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-mau-trang-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-mau-trang.jpg 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-4103\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">H\u1ea1t nh\u1ef1a PP m\u00e0u tr\u1eafng<\/span><\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Dac_tinh_nguyen_lieu_hat_nhua_Polypropylene\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>\u0110\u1eb7c t\u00ednh nguy\u00ean li\u1ec7u h\u1ea1t nh\u1ef1a Polypropylene<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 12pt;\">Theo quan \u0111i\u1ec3m c\u1ee7a kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp k\u00e9m c\u1ee7a polypropylene \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, ch\u1ecbu th\u1eddi ti\u1ebft k\u00e9m, trang tr\u00ed b\u1ec1 m\u1eb7t k\u00e9m v\u00e0 kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c nhu c\u1ea7u ch\u1ee9c n\u0103ng v\u00e0 th\u1ef1c t\u1ebf v\u1ec1 \u0111i\u1ec7n, t\u1eeb t\u00ednh, \u00e1nh s\u00e1ng, nhi\u1ec7t, \u0111\u1ed1t ch\u00e1y, polypropylene \u0111\u01b0\u1ee3c s\u1eeda \u0111\u1ed5i \u0111\u1ec3 tr\u1edf th\u00e0nh m\u1ed9t ng\u00e0nh ch\u1ebf bi\u1ebfn nh\u1ef1a \u0111ang ph\u00e1t tri\u1ec3n m\u1ea1nh nh\u1ea5t v\u00e0 l\u00e0 l\u0129nh v\u1ef1c cho k\u1ebft qu\u1ea3 cao nh\u1ea5t.\u00a0<\/span><\/p>\n<h4><span class=\"ez-toc-section\" id=\"Bien_doi_hoa_hoc_PP\"><\/span><span style=\"color: #0000ff; font-size: 12pt;\"><em><strong>Bi\u1ebfn \u0111\u1ed5i h\u00f3a h\u1ecdc PP<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-size: 12pt;\">Th\u00f4ng qua s\u1eeda \u0111\u1ed5i \u0111\u1ed3ng tr\u00f9ng h\u1ee3p, s\u1eeda \u0111\u1ed5i li\u00ean k\u1ebft ch\u00e9o, s\u1eeda \u0111\u1ed5i gh\u00e9p, b\u1ed5 sung ch\u1ea5t t\u1ea1o m\u1ea7m, v.v., c\u1ea5u tr\u00fac \u0111\u1ea1i ph\u00e2n t\u1eed ho\u1eb7c c\u1ea5u h\u00ecnh tinh th\u1ec3 c\u1ee7a polypropylene \u0111\u01b0\u1ee3c thay \u0111\u1ed5i \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc, kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 ch\u1ed1ng l\u00e3o h\u00f3a. N\u00f3 c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t to\u00e0n di\u1ec7n v\u00e0 m\u1edf r\u1ed9ng \u1ee9ng d\u1ee5ng \u0111\u1ed3ng ru\u1ed9ng.\u00a0<\/span><\/p>\n<figure id=\"attachment_4193\" aria-describedby=\"caption-attachment-4193\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-4193 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-K1011-300x300.jpg\" alt=\"H\u1ea1t nh\u1ef1a K1011\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-K1011-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-K1011-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-K1011-768x768.jpg 768w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-K1011-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-K1011-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-K1011.jpg 1000w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-4193\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">H\u1ea1t nh\u1ef1a K1011<\/span><\/figcaption><\/figure>\n<h5><span class=\"ez-toc-section\" id=\"1_Sua_doi_dong_trung_hop\"><\/span><span style=\"font-size: 12pt;\"><em><strong>(1) S\u1eeda \u0111\u1ed5i \u0111\u1ed3ng tr\u00f9ng h\u1ee3p<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-size: 12pt;\">\u0110i\u1ec1u ch\u1ec9nh \u0111\u1ed3ng tr\u00f9ng h\u1ee3p l\u00e0 m\u1ed9t bi\u1ebfn \u0111\u1ed5i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n trong giai \u0111o\u1ea1n t\u1ed5ng h\u1ee3p propylen monome s\u1eed d\u1ee5ng c\u00e1c ch\u1ea5t x\u00fac t\u00e1c nh\u01b0 metallocene. Khi c\u00e1c monome \u0111\u01b0\u1ee3c polyme h\u00f3a, c\u00e1c monome olefin th\u00eam v\u00e0o s\u1ebd \u0111\u01b0\u1ee3c \u0111\u1ed3ng tr\u00f9ng h\u1ee3p v\u1edbi ch\u00fang \u0111\u1ec3 thu \u0111\u01b0\u1ee3c c\u00e1c copolyme ng\u1eabu nhi\u00ean, copolyme kh\u1ed1i v\u00e0 copolyme xen k\u1ebd\u2026C\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc, \u0111\u1ed9 trong su\u1ed1t v\u00e0 t\u00ednh l\u01b0u \u0111\u1ed9ng x\u1eed l\u00fd c\u1ee7a PP \u0111\u1ed3ng tr\u00f9ng h\u1ee3p \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n. C\u00e1c ph\u1ee9c ch\u1ea5t \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh b\u1edfi x\u00fac t\u00e1c metallocene s\u1eed d\u1ee5ng tr\u1ea1ng th\u00e1i chuy\u1ec3n ti\u1ebfp c\u00f3 h\u00ecnh d\u1ea1ng b\u1ea5t th\u01b0\u1eddng gi\u1edbi h\u1ea1n nh\u1ea5t \u0111\u1ecbnh nh\u01b0 m\u1ed9t trung t\u00e2m ho\u1ea1t \u0111\u1ed9ng duy nh\u1ea5t, c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c kh\u1ed1i l\u01b0\u1ee3ng ph\u00e2n t\u1eed t\u01b0\u01a1ng \u0111\u1ed1i v\u00e0 s\u1ef1 ph\u00e2n b\u1ed1 c\u1ee7a n\u00f3, h\u00e0m l\u01b0\u1ee3ng comonomer, s\u1ef1 ph\u00e2n b\u1ed1 tr\u00ean chu\u1ed7i ch\u00ednh v\u00e0 d\u1ea1ng tinh th\u1ec3 polyme c\u1ea5u tr\u00fac.<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"2_Sua_doi_doan_ghep\"><\/span><span style=\"font-size: 12pt;\"><em><strong>(2) S\u1eeda \u0111\u1ed5i \u0111o\u1ea1n gh\u00e9p<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-size: 12pt;\">Ph\u00e2n t\u1eed nh\u1ef1a PP (polypropylene) l\u00e0 c\u1ea5u tr\u00fac tinh th\u1ec3 tuy\u1ebfn t\u00ednh kh\u00f4ng ph\u00e2n c\u1ef1c, ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t th\u1ea5p, kh\u00f4ng ph\u00e2n c\u1ef1c. N\u00f3 c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 kh\u1ea3 n\u0103ng in b\u1ec1 m\u1eb7t k\u00e9m, \u0111\u1ed9 ph\u1ee7 v\u00e0 \u0111\u1ed9 b\u00e1m d\u00ednh k\u00e9m; kh\u00f3 tr\u1ed9n v\u1edbi polyme ph\u00e2n c\u1ef1c v\u00e0 kh\u00f3 t\u01b0\u01a1ng th\u00edch v\u1edbi s\u1ee3i v\u00e0 ch\u1ea5t \u0111\u1ed9n gia c\u01b0\u1eddng ph\u00e2n c\u1ef1c. \u0110i\u1ec1u ch\u1ec9nh gh\u00e9p l\u00e0 \u0111\u01b0a c\u00e1c nh\u00f3m ph\u00e2n c\u1ef1c v\u00e0o chu\u1ed7i \u0111\u1ea1i ph\u00e2n t\u1eed c\u1ee7a n\u00f3 \u0111\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng h\u00f2a tr\u1ed9n, t\u01b0\u01a1ng th\u00edch v\u00e0 k\u1ebft d\u00ednh c\u1ee7a PP, \u0111\u1ed3ng th\u1eddi kh\u1eafc ph\u1ee5c c\u00e1c khuy\u1ebft \u0111i\u1ec3m kh\u00f3 tr\u1ed9n, kh\u00f4ng t\u01b0\u01a1ng th\u00edch v\u00e0 k\u1ebft d\u00ednh. D\u01b0\u1edbi t\u00e1c d\u1ee5ng c\u1ee7a ch\u1ea5t kh\u01a1i m\u00e0o, monomer nh\u1eadn tr\u1ea3i qua ph\u1ea3n \u1ee9ng nh\u1eadn trong qu\u00e1 tr\u00ecnh n\u1ea5u ch\u1ea3y v\u00e0 nh\u00e0o tr\u1ed9n v\u00e0 ch\u1ea5t kh\u01a1i m\u00e0o ph\u00e2n h\u1ee7y t\u1ea1o ra c\u00e1c g\u1ed1c t\u1ef1 do ho\u1ea1t \u0111\u1ed9ng khi \u0111un n\u00f3ng, n\u00f3ng ch\u1ea3y v\u00e0 \u0111un n\u00f3ng.<\/span><\/p>\n<figure id=\"attachment_4194\" aria-describedby=\"caption-attachment-4194\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-4194 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/Nhua-PPH550-300x300.jpg\" alt=\"Nh\u1ef1a PPH550\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/Nhua-PPH550-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/Nhua-PPH550-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/Nhua-PPH550-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/Nhua-PPH550-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/Nhua-PPH550.jpg 702w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-4194\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">Nh\u1ef1a PPH550<\/span><\/figcaption><\/figure>\n<h4><span class=\"ez-toc-section\" id=\"PP_sua_doi_vat_ly\"><\/span><span style=\"color: #0000ff; font-size: 12pt;\"><em><strong>PP s\u1eeda \u0111\u1ed5i v\u1eadt l\u00fd<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-size: 12pt;\">Trong qu\u00e1 tr\u00ecnh tr\u1ed9n v\u00e0 nh\u00e0o tr\u1ed9n, c\u00e1c ch\u1ea5t ph\u1ee5 gia h\u1eefu c\u01a1 ho\u1eb7c v\u00f4 c\u01a1 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o ma tr\u1eadn PP (polypropylene) \u0111\u1ec3 thu \u0111\u01b0\u1ee3c v\u1eadt li\u1ec7u composite PP v\u1edbi hi\u1ec7u su\u1ea5t tuy\u1ec7t v\u1eddi, ch\u1ee7 y\u1ebfu bao g\u1ed3m: s\u1eeda \u0111\u1ed5i \u0111i\u1ec1n \u0111\u1ea7y, s\u1eeda \u0111\u1ed5i pha tr\u1ed9n.<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"1_Sua_doi_chiet_rot\"><\/span><span style=\"font-size: 12pt;\"><strong><em>(1) S\u1eeda \u0111\u1ed5i chi\u1ebft r\u00f3t<\/em><\/strong><\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-size: 12pt;\">Trong qu\u00e1 tr\u00ecnh \u0111\u00fac PP, c\u00e1c ch\u1ea5t \u0111\u1ed9n nh\u01b0 silicat, canxi cacbonat, silica, xenlulo, s\u1ee3i th\u1ee7y tinh \u0111\u01b0\u1ee3c l\u1ea5p \u0111\u1ea7y trong polyme \u0111\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t c\u1ee7a PP, gi\u1ea3m chi ph\u00ed, t\u0103ng \u0111\u1ed9 c\u1ee9ng v\u00e0 gi\u1ea3m \u0111\u1ed9 co ng\u00f3t c\u1ee7a khu\u00f4n. Tuy nhi\u00ean, \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp v\u00e0 \u0111\u1ed9 gi\u00e3n d\u00e0i c\u1ee7a PP c\u0169ng s\u1ebd gi\u1ea3m. L\u00e0 m\u1ed9t m\u00e1y \u0111\u00e1nh tr\u1ee9ng phi kim lo\u1ea1i v\u00f4 c\u01a1 c\u00f3 hi\u1ec7u su\u1ea5t tuy\u1ec7t v\u1eddi, s\u1ee3i th\u1ee7y tinh c\u00f3 gi\u00e1 th\u00e0nh r\u1ebb, c\u00e1ch nhi\u1ec7t t\u1ed1t, ch\u1ecbu nhi\u1ec7t m\u1ea1nh, ch\u1ed1ng \u0103n m\u00f2n t\u1ed1t, \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc cao, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i. Hi\u1ec7u su\u1ea5t c\u1ee7a PP bi\u1ebfn t\u00ednh b\u1eb1ng c\u00e1ch \u0111i\u1ec1n \u0111\u1ea7y s\u1ee3i th\u1ee7y tinh \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\"> Tuy nhi\u00ean, khi l\u01b0\u1ee3ng b\u1ed5 sung s\u1ee3i th\u1ee7y tinh \u0111\u1ea1t kho\u1ea3ng 30%, c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3; n\u1ebfu l\u01b0\u1ee3ng b\u1ed5 sung qu\u00e1 l\u1edbn, m\u1ed9t s\u1ed1 s\u1ee3i th\u1ee7y tinh s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c ng\u00e2m t\u1ea9m ho\u00e0n to\u00e0n v\u00e0 hi\u1ec7u su\u1ea5t li\u00ean k\u1ebft gi\u1eefa ma tr\u1eadn polyme v\u00e0 giao di\u1ec7n s\u1ee3i th\u1ee7y tinh s\u1ebd x\u1ea5u \u0111i., d\u1eabn \u0111\u1ebfn gi\u1ea3m \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc c\u1ee7a v\u1eadt li\u1ec7u composite v\u00e0 v\u1edbi s\u1ef1 gia t\u0103ng l\u01b0\u1ee3ng s\u1ee3i th\u1ee7y tinh \u0111\u01b0\u1ee3c th\u00eam v\u00e0o, \u0111\u1eb7c t\u00ednh ch\u1ea3y c\u1ee7a v\u1eadt li\u1ec7u composite gi\u1ea3m, d\u1eabn \u0111\u1ebfn hi\u1ec7u su\u1ea5t qu\u00e1 tr\u00ecnh \u0111\u00fac PP kh\u00f3 kh\u0103n.<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"2_Sua_doi_hon_hop\"><\/span><span style=\"font-size: 12pt;\"><em><strong>(2) S\u1eeda \u0111\u1ed5i h\u1ed7n h\u1ee3p<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-size: 12pt;\">Tr\u1ed9n PP (polypropylene) v\u1edbi polyethylene, nh\u1ef1a k\u1ef9 thu\u1eadt, ch\u1ea5t \u0111\u00e0n h\u1ed3i nh\u1ef1a nhi\u1ec7t d\u1ebbo ho\u1eb7c cao su, l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p s\u1eeda \u0111\u1ed5i \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t c\u1ee7a PP. Qu\u00e1 tr\u00ecnh \u0111i\u1ec1u ch\u1ec9nh h\u1ed7n h\u1ee3p \u0111\u01b0\u1ee3c ho\u00e0n th\u00e0nh trong c\u00e1c thi\u1ebft b\u1ecb ch\u1ebf bi\u1ebfn nh\u01b0 m\u00e1y tr\u1ed9n trong, m\u00e1y tr\u1ed9n h\u1edf, m\u00e1y \u0111\u00f9n. Qu\u00e1 tr\u00ecnh d\u1ec5 ki\u1ec3m so\u00e1t, chu k\u1ef3 s\u1ea3n xu\u1ea5t ng\u1eafn v\u00e0 chi ph\u00ed th\u1ea5p, c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n m\u00e0u s\u1eafc, kh\u1ea3 n\u0103ng x\u1eed l\u00fd, ch\u1ed1ng t\u0129nh \u0111i\u1ec7n v\u00e0 kh\u00e1ng c\u1ee7a PP. <\/span><\/p>\n<p><span style=\"font-size: 12pt;\">T\u00e1c \u0111\u1ed9ng v\u00e0 c\u00e1c t\u00ednh ch\u1ea5t kh\u00e1c: H\u1ed7n h\u1ee3p polyme c\u00f3 th\u1ec3 t\u1ed5ng h\u1ee3p c\u00e1c \u0111\u1eb7c t\u00ednh n\u1ed5i b\u1eadt c\u1ee7a t\u1eebng th\u00e0nh ph\u1ea7n v\u00e0 b\u00f9 \u0111\u1eafp nh\u1eefng khi\u1ebfm khuy\u1ebft trong hi\u1ec7u su\u1ea5t c\u1ee7a t\u1eebng th\u00e0nh ph\u1ea7n v\u00e0 hi\u1ec7u su\u1ea5t t\u1ed5ng th\u1ec3 c\u1ee7a h\u1ed7n h\u1ee3p \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3, nh\u01b0ng kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 th\u1ea5p v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng l\u00e3o h\u00f3a c\u1ee7a PP \u0111\u00e3 \u0111\u01b0\u1ee3c pha tr\u1ed9n v\u1eabn kh\u00f4ng l\u00fd t\u01b0\u1edfng. Trong qu\u00e1 tr\u00ecnh \u0111i\u1ec1u ch\u1ec9nh h\u1ed7n h\u1ee3p, l\u1ef1c c\u1eaft c\u00f3 th\u1ec3 khi\u1ebfn m\u1ed9t ph\u1ea7n c\u1ee7a chu\u1ed7i \u0111\u1ea1i ph\u00e2n t\u1eed b\u1ecb c\u1eaft \u0111\u1ee9t \u0111\u1ec3 t\u1ea1o th\u00e0nh c\u00e1c g\u1ed1c t\u1ef1 do v\u00e0 h\u00ecnh th\u00e0nh c\u00e1c copolyme gh\u00e9p ho\u1eb7c kh\u1ed1i. Nh\u1eefng copolyme m\u1edbi n\u00e0y c\u0169ng c\u00f3 th\u1ec3 t\u01b0\u01a1ng h\u1ee3p PP m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">C\u00f4ng ngh\u1ec7 bi\u1ebfn t\u00ednh PP \u0111\u00e3 t\u0103ng g\u1ea5p \u0111\u00f4i t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a v\u1eadt li\u1ec7u composite, m\u1edf r\u1ed9ng \u0111\u00e1ng k\u1ec3 l\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng c\u1ee7a PP, c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t chi ph\u00ed c\u1ee7a s\u1ea3n ph\u1ea9m, th\u00fac \u0111\u1ea9y qu\u00e1 tr\u00ecnh k\u1ef9 thu\u1eadt c\u1ee7a PP v\u00e0 c\u0169ng m\u1edf r\u1ed9ng PP t\u1eeb nh\u1ef1a th\u00f4ng th\u01b0\u1eddng sang l\u0129nh v\u1ef1c nh\u1ef1a k\u1ef9 thu\u1eadt, m\u1edf r\u1ed9ng \u0111\u00e1ng k\u1ec3 ph\u1ea1m vi \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3. Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, vi\u1ec7c nghi\u00ean c\u1ee9u v\u1ec1 c\u00f4ng ngh\u1ec7 bi\u1ebfn t\u00ednh PP \u0111\u00e3 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng, ng\u00e0y c\u00e0ng c\u00f3 nhi\u1ec1u c\u00f4ng ngh\u1ec7 m\u1edbi \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng v\u00e0o bi\u1ebfn t\u00ednh PP.\u00a0<\/span><\/p>\n<h5><span class=\"ez-toc-section\" id=\"3_Sua_doi_nang_cao\"><\/span><span style=\"font-size: 12pt;\"><em><strong>(3) S\u1eeda \u0111\u1ed5i n\u00e2ng cao<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h5>\n<p><span style=\"font-size: 12pt;\">Vi\u1ec7c b\u1ed5 sung c\u00e1c v\u1eadt li\u1ec7u d\u1ea1ng s\u1ee3i v\u00e0o nh\u1ef1a c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 b\u1ec1n c\u1ee7a v\u1eadt li\u1ec7u nh\u1ef1a, v\u00ec v\u1eady n\u00f3 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 s\u1eeda \u0111\u1ed5i gia c\u01b0\u1eddng. V\u1eadt li\u1ec7u c\u00f3 t\u1ef7 l\u1ec7 \u0111\u01b0\u1eddng k\u00ednh tr\u00ean chi\u1ec1u d\u00e0y l\u1edbn c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 m\u00f4 \u0111un u\u1ed1n (\u0111\u1ed9 c\u1ee9ng) c\u1ee7a v\u1eadt li\u1ec7u nh\u1ef1a, \u0111i\u1ec1u n\u00e0y c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 s\u1eeda \u0111\u1ed5i c\u1ed1t th\u00e9p.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">V\u1eadt li\u1ec7u gia c\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh gia c\u1ed1 v\u00e0 s\u1eeda \u0111\u1ed5i PP (polypropylene) ch\u1ee7 y\u1ebfu l\u00e0 s\u1ee3i th\u1ee7y tinh v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m c\u1ee7a ch\u00fang, ngo\u00e0i ra c\u00f2n c\u00f3 s\u1ee3i carbon, s\u1ee3i h\u1eefu c\u01a1, s\u1ee3i boron, s\u1ee3i r\u00e2u. Trong s\u1ed1 c\u00e1c lo\u1ea1i PP gia c\u01b0\u1eddng s\u1ee3i th\u1ee7y tinh, s\u1ee3i th\u1ee7y tinh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u nh\u1ea5t l\u00e0 s\u1ee3i th\u1ee7y tinh kh\u00f4ng ki\u1ec1m v\u00e0 s\u1ee3i th\u1ee7y tinh ki\u1ec1m trung b\u00ecnh, trong \u0111\u00f3 l\u01b0\u1ee3ng s\u1ee3i th\u1ee7y tinh kh\u00f4ng ki\u1ec1m l\u00e0 l\u1edbn nh\u1ea5t. <\/span><\/p>\n<p><span style=\"font-size: 12pt;\">\u0110\u01b0\u1eddng k\u00ednh c\u1ee7a s\u1ee3i th\u1ee7y tinh \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t trong ph\u1ea1m vi t\u1eeb 6 \u0111\u1ebfn 15 \u03bcm, v\u00e0 chi\u1ec1u d\u00e0i c\u1ee7a s\u1ee3i th\u1ee7y tinh ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o t\u1eeb 0,25 \u0111\u1ebfn 0,76 mm, \u0111i\u1ec1u n\u00e0y kh\u00f4ng ch\u1ec9 c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t c\u1ee7a s\u1ea3n ph\u1ea9m m\u00e0 c\u00f2n l\u00e0m cho th\u1ee7y tinh s\u1ee3i ph\u00e2n t\u00e1n t\u1ed1t. Ng\u01b0\u1eddi ta th\u01b0\u1eddng tin r\u1eb1ng hi\u1ec7u \u1ee9ng s\u1eeda \u0111\u1ed5i ch\u1ec9 c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c khi chi\u1ec1u d\u00e0i c\u1ee7a s\u1ee3i th\u1ee7y tinh trong s\u1ea3n ph\u1ea9m l\u1edbn h\u01a1n 0,2 mm. H\u00e0m l\u01b0\u1ee3ng s\u1ee3i th\u1ee7y tinh (ph\u1ea7n kh\u1ed1i l\u01b0\u1ee3ng) t\u1ed1t nh\u1ea5t l\u00e0 t\u1eeb 10% \u0111\u1ebfn 30%, v\u00e0 hi\u1ec7u su\u1ea5t s\u1ebd gi\u1ea3m khi v\u01b0\u1ee3t qu\u00e1 40%. Ngo\u00e0i ra, vi\u1ec7c b\u1ed5 sung ch\u1ea5t k\u1ebft n\u1ed1i organosilan c\u00f3 th\u1ec3 t\u1ea1o th\u00e0nh m\u1ed9t giao di\u1ec7n t\u1ed1t gi\u1eefa s\u1ee3i th\u1ee7y tinh v\u00e0 PP v\u00e0 c\u1ea3i thi\u1ec7n m\u00f4 \u0111un u\u1ed1n, \u0111\u1ed9 c\u1ee9ng, nhi\u1ec7t \u0111\u1ed9 bi\u1ebfn d\u1ea1ng t\u1ea3i, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc c\u1ee7a h\u1ec7 composite.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">B\u1edfi v\u00ec PP gia c\u1ed1 b\u1eb1ng s\u1ee3i th\u1ee7y tinh c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 PP gia c\u1ed1 b\u1eb1ng s\u1ee3i th\u1ee7y tinh c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng h\u01a1i n\u01b0\u1edbc t\u1ed1t, kh\u00e1ng h\u00f3a ch\u1ea5t v\u00e0 ch\u1ed1ng r\u00e3o, n\u00ean n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m nh\u1ef1a k\u1ef9 thu\u1eadt trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1nh qu\u1ea1t, l\u00f2 s\u01b0\u1edfi, c\u00e1nh qu\u1ea1t m\u00e1y b\u01a1m, b\u00f3ng \u0111\u00e8n, v\u1ecf l\u00f2 s\u01b0\u1edfi v\u00e0 l\u00f2 s\u01b0\u1edfi.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Trong khi s\u1ed1 l\u01b0\u1ee3ng s\u1ea3n xu\u1ea5t polypropylene \u0111ang ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng, n\u00f3 c\u0169ng li\u00ean t\u1ee5c m\u1edbi v\u1ec1 hi\u1ec7u su\u1ea5t, do \u0111\u00f3 chi\u1ec1u r\u1ed9ng v\u00e0 chi\u1ec1u s\u00e2u c\u1ee7a \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3 li\u00ean t\u1ee5c thay \u0111\u1ed5i. M\u1ed9t s\u1ed1 lo\u1ea1i polypropylene m\u1edbi v\u1edbi c\u00e1c \u0111\u1eb7c t\u00ednh \u0111\u1ed9c \u0111\u00e1o h\u01a1n \u0111\u00e3 ra \u0111\u1eddi, ch\u1eb3ng h\u1ea1n nh\u01b0 polypropylene trong su\u1ed1t, cao \u0111\u1ed9 b\u1ec1n n\u00f3ng ch\u1ea3y polypropylene.<\/span><\/p>\n<figure id=\"attachment_4195\" aria-describedby=\"caption-attachment-4195\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-4195 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-tai-che-300x300.jpg\" alt=\"H\u1ea1t nh\u1ef1a PP t\u00e1i ch\u1ebf\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-tai-che-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-tai-che-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-tai-che-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp-tai-che.jpg 400w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-4195\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">H\u1ea1t nh\u1ef1a PP t\u00e1i ch\u1ebf<\/span><\/figcaption><\/figure>\n<h4><span class=\"ez-toc-section\" id=\"Sua_doi_minh_bach\"><\/span><span style=\"color: #0000ff; font-size: 12pt;\"><em><strong>S\u1eeda \u0111\u1ed5i minh b\u1ea1ch<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p><span style=\"font-size: 12pt;\">S\u1ef1 k\u1ebft tinh c\u1ee7a PP (polypropylene) l\u00e0 nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y ra s\u1ef1 m\u1edd \u0111\u1ee5c, s\u1eed d\u1ee5ng xu h\u01b0\u1edbng k\u1ebft tinh c\u1ee7a PP b\u1eb1ng c\u00e1ch \u0111\u00f4ng c\u1ee9ng nhanh, c\u00f3 th\u1ec3 thu \u0111\u01b0\u1ee3c m\u00e0ng trong su\u1ed1t, nh\u01b0ng \u0111\u1ed1i v\u1edbi s\u1ea3n ph\u1ea9m c\u00f3 \u0111\u1ed9 d\u00e0y th\u00e0nh nh\u1ea5t \u0111\u1ecbnh, l\u1edbp l\u00f5i kh\u00f4ng th\u1ec3 l\u00e0m l\u1ea1nh nhanh v\u00e0 \u0111\u00f4ng c\u1ee9ng do \u0111\u1ebfn th\u1eddi gian c\u1ea7n thi\u1ebft \u0111\u1ec3 d\u1eabn nhi\u1ec7t. V\u00ec v\u1eady, \u0111\u1ed1i v\u1edbi nh\u1eefng s\u1ea3n ph\u1ea9m c\u00f3 \u0111\u1ed9 d\u00e0y nh\u1ea5t \u0111\u1ecbnh, kh\u00f4ng th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 trong b\u1eb1ng c\u00e1ch d\u1eadp ngu\u1ed9i m\u00e0 ta ph\u1ea3i b\u1eaft \u0111\u1ea7u v\u1edbi quy lu\u1eadt k\u1ebft tinh v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng c\u1ee7a PP.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\"><span style=\"color: #ff00ff;\"><a style=\"color: #ff00ff;\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/\">H\u1ea1t nh\u1ef1a PP<\/a><\/span> bi\u1ebfn t\u00ednh thu \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1c ph\u01b0\u01a1ng ti\u1ec7n k\u1ef9 thu\u1eadt nh\u1ea5t \u0111\u1ecbnh c\u00f3 th\u1ec3 c\u00f3 \u0111\u1ed9 trong su\u1ed1t v\u00e0 \u0111\u1ed9 b\u00f3ng b\u1ec1 m\u1eb7t tuy\u1ec7t v\u1eddi, th\u1eadm ch\u00ed c\u00f3 th\u1ec3 so s\u00e1nh v\u1edbi c\u00e1c lo\u1ea1i nh\u1ef1a trong su\u1ed1t \u0111i\u1ec3n h\u00ecnh (nh\u01b0 <span style=\"color: #00ccff;\"><a style=\"color: #00ccff;\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pet\/\">h\u1ea1t nh\u1ef1a PET<\/a><\/span>, PVC, PS, v.v.). PP trong su\u1ed1t \u01b0u vi\u1ec7t h\u01a1n \u1edf ch\u1ed7 nhi\u1ec7t \u0111\u1ed9 bi\u1ebfn d\u1ea1ng nhi\u1ec7t cao, th\u01b0\u1eddng cao h\u01a1n 110 \u00b0 C, th\u1eadm ch\u00ed c\u00f3 lo\u1ea1i l\u00ean t\u1edbi 135 \u00b0 C v\u00e0 nhi\u1ec7t \u0111\u1ed9 bi\u1ebfn d\u1ea1ng nhi\u1ec7t c\u1ee7a ba lo\u1ea1i nh\u1ef1a trong su\u1ed1t tr\u00ean \u0111\u1ec1u th\u1ea5p h\u01a1n 90 \u00b0 C. Do nh\u1eefng \u01b0u \u0111i\u1ec3m r\u00f5 r\u00e0ng v\u1ec1 hi\u1ec7u su\u1ea5t c\u1ee7a PP trong su\u1ed1t, n\u00f3 \u0111\u00e3 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng tr\u00ean kh\u1eafp th\u1ebf gi\u1edbi trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y v\u00e0 c\u00e1c l\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3 bao g\u1ed3m t\u1eeb nhu y\u1ebfu ph\u1ea9m gia d\u1ee5ng h\u00e0ng ng\u00e0y \u0111\u1ebfn thi\u1ebft b\u1ecb y t\u1ebf, t\u1eeb c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00f3ng g\u00f3i \u0111\u1ebfn \u0111\u1ed3 d\u00f9ng ch\u1ecbu nhi\u1ec7t (\u0111\u1ec3 s\u01b0\u1edfi \u1ea5m b\u1eb1ng l\u00f2 vi s\u00f3ng), s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\"><em><strong>T\u00ednh minh b\u1ea1ch c\u1ee7a PP c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n theo ba c\u00e1ch:<\/strong><\/em><\/span><\/p>\n<ul>\n<li><span style=\"font-size: 12pt;\"><span style=\"color: #ff0000; font-size: 14pt;\"><em><strong>\u261e<\/strong><\/em><\/span>D\u00f9ng x\u00fac t\u00e1c metallocene \u0111\u1ec3 tr\u00f9ng h\u1ee3p PP trong su\u1ed1t.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><span style=\"color: #ff0000; font-size: 14pt;\"><em><strong>\u261e<\/strong><\/em><\/span>PP trong su\u1ed1t thu \u0111\u01b0\u1ee3c b\u1eb1ng ph\u1ea3n \u1ee9ng \u0111\u1ed3ng tr\u00f9ng h\u1ee3p ng\u1eabu nhi\u00ean.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\"><span style=\"color: #ff0000; font-size: 14pt;\"><em><strong>\u261e<\/strong><\/em><\/span>Th\u00eam ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh trong su\u1ed1t (ch\u1ee7 y\u1ebfu l\u00e0 ch\u1ea5t t\u1ea1o m\u1ea7m) v\u00e0o polypropylene th\u00f4ng th\u01b0\u1eddng \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 trong su\u1ed1t c\u1ee7a n\u00f3.\u00a0<\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Polypropylene_cuong_do_nong_chay_cao\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>Polypropylene c\u01b0\u1eddng \u0111\u1ed9 n\u00f3ng ch\u1ea3y cao<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 12pt;\">M\u1ed9t trong nh\u1eefng nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a polypropylene l\u00e0 \u0111\u1ed9 b\u1ec1n n\u00f3ng ch\u1ea3y th\u1ea5p v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ea3y x\u1ec7 k\u00e9m. Th\u00f4ng th\u01b0\u1eddng c\u00e1c polyme v\u00f4 \u0111\u1ecbnh h\u00ecnh (<span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-abs\/\">h\u1ea1t nh\u01b0a ABS<\/a><\/span>, h\u1ea1t nh\u1ef1a PS) c\u00f3 \u0111\u1eb7c t\u00ednh \u0111\u00e0n h\u1ed3i gi\u1ed1ng nh\u01b0 cao su trong m\u1ed9t kho\u1ea3ng nhi\u1ec7t \u0111\u1ed9 r\u1ed9ng, trong khi polypropylene b\u00e1n tinh th\u1ec3 th\u00ec kh\u00f4ng. Thi\u1ebfu s\u00f3t n\u00e0y d\u1eabn \u0111\u1ebfn vi\u1ec7c polypropylene kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c t\u1ea1o nhi\u1ec7t trong m\u1ed9t ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 r\u1ed9ng. <\/span><\/p>\n<p><span style=\"font-size: 12pt;\">\u0110i\u1ec3m l\u00e0m m\u1ec1m v\u00e0 \u0111i\u1ec3m n\u00f3ng ch\u1ea3y c\u1ee7a n\u00f3 r\u1ea5t g\u1ea7n nhau. Khi \u0111\u1ea1t \u0111\u1ebfn \u0111i\u1ec3m n\u00f3ng ch\u1ea3y, \u0111\u1ed9 nh\u1edbt n\u00f3ng ch\u1ea3y gi\u1ea3m m\u1ea1nh, k\u00e9o theo \u0111\u00f3 l\u00e0 \u0111\u1ed9 b\u1ec1n n\u00f3ng ch\u1ea3y gi\u1ea3m m\u1ea1nh, d\u1eabn \u0111\u1ebfn \u0111\u1ed9 d\u00e0y th\u00e0nh s\u1ea3n ph\u1ea9m kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u trong qu\u00e1 tr\u00ecnh \u0111\u00fac v\u00e0 s\u1ef1 s\u1ee5p \u0111\u1ed5 c\u1ee7a c\u00e1c t\u1ebf b\u00e0o b\u1ecdt \u0111\u00f9n \u0111\u00e3 h\u1ea1n ch\u1ebf \u0111\u00e1ng k\u1ec3 \u1ee9ng d\u1ee5ng c\u1ee7a polypropylene trong m\u1ed9t s\u1ed1 kh\u00eda c\u1ea1nh. Polypropylene c\u00f3 \u0111\u1ed9 b\u1ec1n n\u00f3ng ch\u1ea3y cao (HMSPP) \u0111\u1ec1 c\u1eadp \u0111\u1ebfn polypropylene c\u00f3 \u0111\u1ed9 b\u1ec1n n\u00f3ng ch\u1ea3y \u00edt nh\u1ea1y c\u1ea3m v\u1edbi nhi\u1ec7t \u0111\u1ed9 v\u00e0 t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y v\u00e0 c\u00f3 tri\u1ec3n v\u1ecdng ph\u00e1t tri\u1ec3n v\u00e0 \u1ee9ng d\u1ee5ng l\u1edbn.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">HMSPP l\u00e0 m\u1ed9t lo\u1ea1i nh\u1ef1a polypropylene c\u00f3 c\u00e1c nh\u00e1nh chu\u1ed7i d\u00e0i. C\u00e1c nh\u00e1nh chu\u1ed7i d\u00e0i \u0111\u01b0\u1ee3c gh\u00e9p trong qu\u00e1 tr\u00ecnh sau tr\u00f9ng h\u1ee3p. \u0110\u1ed9 b\u1ec1n n\u00f3ng ch\u1ea3y c\u1ee7a homopolyme n\u00e0y g\u1ea5p 9 l\u1ea7n so v\u1edbi homopolyme polypropylene th\u00f4ng th\u01b0\u1eddng v\u1edbi c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m ch\u1ea3y t\u01b0\u01a1ng t\u1ef1. Khi m\u1eadt \u0111\u1ed9 v\u00e0 \u0111\u1ed9 n\u00f3ng ch\u1ea3y t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y t\u01b0\u01a1ng t\u1ef1, c\u01b0\u1eddng \u0111\u1ed9 ch\u1ea3y, m\u00f4 \u0111un u\u1ed1n, nhi\u1ec7t \u0111\u1ed9 bi\u1ebfn d\u1ea1ng nhi\u1ec7t v\u00e0 \u0111i\u1ec3m n\u00f3ng ch\u1ea3y c\u1ee7a HMSPP cao h\u01a1n so v\u1edbi polypropylene th\u00f4ng th\u01b0\u1eddng, nh\u01b0ng \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp kh\u00eda th\u1ea5p h\u01a1n polypropylene th\u00f4ng th\u01b0\u1eddng.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">M\u1ed9t t\u00ednh n\u0103ng kh\u00e1c c\u1ee7a HMSPP l\u00e0 n\u00f3 c\u00f3 nhi\u1ec7t \u0111\u1ed9 k\u1ebft tinh cao h\u01a1n v\u00e0 th\u1eddi gian k\u1ebft tinh ng\u1eafn h\u01a1n, cho ph\u00e9p c\u00e1c b\u1ed9 ph\u1eadn t\u1ea1o h\u00ecnh nhi\u1ec7t \u0111\u01b0\u1ee3c b\u00e1n l\u1ea1i \u1edf nhi\u1ec7t \u0111\u1ed9 cao h\u01a1n \u0111\u1ec3 r\u00fat ng\u1eafn chu k\u1ef3 \u0111\u00fac v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m l\u1edbn h\u01a1n tr\u00ean thi\u1ebft b\u1ecb t\u1ea1o h\u00ecnh nhi\u1ec7t th\u00f4ng th\u01b0\u1eddng. T\u1ef7 l\u1ec7 k\u00e9o d\u00e0i, m\u1ecfng &#8211; th\u00f9ng ch\u1ee9a c\u00f3 v\u00e1ch ng\u0103n.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">\u1ede t\u1ed1c \u0111\u1ed9 bi\u1ebfn d\u1ea1ng kh\u00f4ng \u0111\u1ed5i, \u1ee9ng su\u1ea5t c\u1ee7a d\u00f2ng ch\u1ea3y n\u00f3ng ch\u1ea3y c\u1ee7a HMSPP b\u1eaft \u0111\u1ea7u t\u0103ng d\u1ea7n, v\u00e0 sau \u0111\u00f3 t\u0103ng theo c\u1ea5p s\u1ed1 nh\u00e2n, cho th\u1ea5y h\u00e0nh vi l\u00e0m c\u1ee9ng bi\u1ebfn d\u1ea1ng r\u00f5 r\u00e0ng. Khi s\u1ef1 bi\u1ebfn d\u1ea1ng x\u1ea3y ra, \u0111\u1ed9 nh\u1edbt gi\u00e3n n\u1edf c\u1ee7a polypropylene th\u00f4ng th\u01b0\u1eddng gi\u1ea3m xu\u1ed1ng ngay l\u1eadp t\u1ee9c, trong khi HMSPP v\u1eabn \u1ed5n \u0111\u1ecbnh. Kh\u1ea3 n\u0103ng l\u00e0m c\u1ee9ng bi\u1ebfn d\u1ea1ng c\u1ee7a HMSPP c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng n\u00f3 duy tr\u00ec bi\u1ebfn d\u1ea1ng \u0111\u1ed3ng \u0111\u1ec1u trong qu\u00e1 tr\u00ecnh t\u1ea1o h\u00ecnh v\u00e0 k\u00e9o d\u00e0i, trong khi PP th\u00f4ng th\u01b0\u1eddng lu\u00f4n b\u1eaft \u0111\u1ea7u bi\u1ebfn d\u1ea1ng t\u1eeb n\u01a1i y\u1ebfu nh\u1ea5t ho\u1eb7c n\u00f3ng nh\u1ea5t trong c\u1ea5u tr\u00fac khi n\u00f3 b\u1ecb k\u00e9o c\u0103ng, d\u1eabn \u0111\u1ebfn c\u00e1c khuy\u1ebft t\u1eadt kh\u00e1c nhau trong s\u1ea3n ph\u1ea9m v\u00e0 th\u1eadm ch\u00ed kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Hi\u1ec7n nay, c\u00f3 hai ph\u01b0\u01a1ng ph\u00e1p ch\u00ednh \u0111\u1ec3 \u0111i\u1ec1u ch\u1ebf HMSPP: m\u1ed9t l\u00e0 ph\u01b0\u01a1ng ph\u00e1p bi\u1ebfn t\u00ednh ph\u1ea3n \u1ee9ng c\u1ee7a polypropylene v\u00e0 c\u00e1c h\u1ee3p ch\u1ea5t kh\u00e1c, hai l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u ch\u1ebf h\u1ed7n h\u1ee3p c\u1ee7a polypropylene v\u00e0 c\u00e1c polyme kh\u00e1c. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1ef1c hi\u1ec7n c\u1ee5 th\u1ec3 ch\u1ee7 y\u1ebfu l\u00e0 b\u1ee9c x\u1ea1 ph\u01b0\u01a1ng ph\u00e1p, ph\u1ea3n \u1ee9ng ph\u01b0\u01a1ng ph\u00e1p \u00e9p \u0111\u00f9n, ph\u01b0\u01a1ng ph\u00e1p gh\u00e9p b\u1eaft \u0111\u1ea7u trong qu\u00e1 tr\u00ecnh tr\u00f9ng h\u1ee3p. <\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Trong qu\u00e1 tr\u00ecnh \u0111i\u1ec1u ch\u1ebf HMSPP, c\u00f3 hai v\u1ea5n \u0111\u1ec1 l\u1edbn x\u1ea3y ra: s\u1ef1 tho\u00e1i h\u00f3a v\u00e0 t\u1ea1o gel c\u1ee7a polypropylene, s\u1ef1 c\u1ea1nh tranh gi\u1eefa gh\u00e9p polyme v\u00e0 \u0111\u1ed3ng ph\u00e2n monome, s\u1ef1 c\u1eaft li\u00ean k\u1ebft \u03b2 trong chu\u1ed7i ch\u00ednh polyme, v\u00e0 li\u00ean k\u1ebft ch\u00e9o v\u00e0 ph\u00e2n nh\u00e1nh c\u1ea1nh tranh. Y\u1ebfu t\u1ed1 ch\u00ednh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 b\u1ec1n n\u00f3ng ch\u1ea3y c\u1ee7a polyme l\u00e0 c\u1ea5u tr\u00fac ph\u00e2n t\u1eed c\u1ee7a n\u00f3. Trong tr\u01b0\u1eddng h\u1ee3p c\u1ee7a polypropylene, kh\u1ed1i l\u01b0\u1ee3ng ph\u00e2n t\u1eed t\u01b0\u01a1ng \u0111\u1ed1i v\u00e0 s\u1ef1 ph\u00e2n b\u1ed1 c\u1ee7a n\u00f3 v\u00e0 li\u1ec7u n\u00f3 c\u00f3 c\u1ea5u tr\u00fac ph\u00e2n nh\u00e1nh hay kh\u00f4ng s\u1ebd x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 b\u1ec1n n\u00f3ng ch\u1ea3y c\u1ee7a n\u00f3. N\u00f3i chung, kh\u1ed1i l\u01b0\u1ee3ng ph\u00e2n t\u1eed t\u01b0\u01a1ng \u0111\u1ed1i c\u00e0ng l\u1edbn th\u00ec s\u1ef1 ph\u00e2n b\u1ed1 kh\u1ed1i l\u01b0\u1ee3ng ph\u00e2n t\u1eed t\u01b0\u01a1ng \u0111\u1ed1i c\u00e0ng r\u1ed9ng v\u00e0 \u0111\u1ed9 b\u1ec1n n\u00f3ng ch\u1ea3y c\u00e0ng l\u1edbn. C\u00e1c nh\u00e1nh chu\u1ed7i d\u00e0i c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 b\u1ec1n n\u00f3ng ch\u1ea3y c\u1ee7a polypropylene gh\u00e9p.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Nh\u1ef1a \u0111\u1eb7c bi\u1ec7t HMSPP gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 kh\u00f3 kh\u0103n c\u1ee7a qu\u00e1 tr\u00ecnh t\u1ea1o h\u00ecnh nhi\u1ec7t b\u1eb1ng polypropylene th\u00f4ng th\u01b0\u1eddng. N\u00f3 c\u00f3 th\u1ec3 t\u1ea1o th\u00e0nh c\u00e1c th\u00f9ng ch\u1ee9a c\u00f3 th\u00e0nh m\u1ecfng v\u1edbi t\u1ef7 l\u1ec7 k\u00e9o l\u1edbn tr\u00ean thi\u1ebft b\u1ecb t\u1ea1o h\u00ecnh nhi\u1ec7t th\u00f4ng th\u01b0\u1eddng. Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 x\u1eed l\u00fd r\u1ed9ng, quy tr\u00ecnh d\u1ec5 l\u00e0m ch\u1ee7 v\u00e0 \u0111\u1ed9 d\u00e0y th\u00e0nh th\u00f9ng ch\u1ee9a l\u00e0 \u0111\u1ed3ng ph\u1ee5c. N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m h\u1ed9p \u0111\u1ef1ng th\u1ee9c \u0103n trong l\u00f2 vi s\u00f3ng v\u00e0 h\u1ed9p \u0111\u1ef1ng ti\u1ec7t tr\u00f9ng nhi\u1ec7t \u0111\u1ed9 cao. Polypropylene th\u00f4ng th\u01b0\u1eddng tr\u1ed9n v\u1edbi HMSPP c\u00f3 nhi\u1ec7t \u0111\u1ed9 x\u1eed l\u00fd v\u00e0 t\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd cao h\u01a1n so v\u1edbi polypropylene th\u00f4ng th\u01b0\u1eddng nguy\u00ean ch\u1ea5t v\u00e0 \u0111\u1ed9 trong su\u1ed1t c\u1ee7a m\u00e0ng thu \u0111\u01b0\u1ee3c c\u0169ng t\u1ed1t h\u01a1n so v\u1edbi polypropylene th\u00f4ng th\u01b0\u1eddng. \u0110i\u1ec1u n\u00e0y ch\u1ee7 y\u1ebfu l\u00e0 do \u0111\u1eb7c t\u00ednh l\u00e0m c\u1ee9ng bi\u1ebfn d\u1ea1ng k\u00e9o c\u1ee7a HMSPP v\u00e0 chu\u1ed7i nh\u00e1nh d\u00e0i c\u1ee7a n\u00f3 c\u00f3 t\u00e1c d\u1ee5ng tinh ch\u1ebf h\u1ea1t nh\u00e2n tinh th\u1ec3.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">T\u00ednh ch\u1ea5t l\u00e0m c\u1ee9ng bi\u1ebfn d\u1ea1ng c\u1ee7a HMSPP l\u00e0 y\u1ebfu t\u1ed1 ch\u00ednh \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ef7 l\u1ec7 k\u00e9o cao v\u00e0 t\u1ed1c \u0111\u1ed9 ph\u1ee7 nhanh. C\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ed1c \u0111\u1ed9 ph\u1ee7 cao h\u01a1n v\u00e0 \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 m\u1ecfng h\u01a1n v\u1edbi HMSPP. HMSPP c\u00f3 \u0111\u1ed9 b\u1ec1n n\u00f3ng ch\u1ea3y cao v\u00e0 \u0111\u1ed9 nh\u1edbt k\u00e9o d\u00e0i v\u00e0 \u0111\u1ed9 nh\u1edbt k\u00e9o d\u00e0i c\u1ee7a n\u00f3 t\u0103ng l\u00ean khi t\u0103ng \u1ee9ng su\u1ea5t c\u1eaft v\u00e0 th\u1eddi gian v\u00e0 h\u00e0nh vi l\u00e0m c\u1ee9ng bi\u1ebfn d\u1ea1ng th\u00fac \u0111\u1ea9y s\u1ef1 ph\u00e1t tri\u1ec3n \u1ed5n \u0111\u1ecbnh c\u1ee7a t\u1ebf b\u00e0o, \u1ee9c ch\u1ebf s\u1ef1 ph\u00e1 h\u1ee7y c\u1ee7a th\u00e0nh t\u1ebf b\u00e0o v\u00e0 m\u1edf ra kh\u1ea3 n\u0103ng sinh polypropylene kh\u1ea3 n\u0103ng t\u1ea1o b\u1ecdt.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">M\u1eb7c d\u00f9 nghi\u00ean c\u1ee9u v\u1ec1 polypropylene c\u01b0\u1eddng \u0111\u1ed9 n\u00f3ng ch\u1ea3y cao b\u1eaft \u0111\u1ea7u v\u00e0o cu\u1ed1i nh\u1eefng n\u0103m 1980, c\u00e1c \u0111\u1eb7c t\u00ednh tuy\u1ec7t v\u1eddi kh\u00e1c nhau, l\u1ee3i th\u1ebf gi\u00e1 c\u1ea3 h\u1ee3p l\u00fd v\u00e0 ph\u1ea1m vi \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i c\u1ee7a n\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn tr\u00ean to\u00e0n th\u1ebf gi\u1edbi v\u00e0 n\u00f3 \u0111\u00e3 d\u1ea7n thay th\u1ebf PS v\u00e0 ABS truy\u1ec1n th\u1ed1ng, xu h\u01b0\u1edbng ph\u00e1t tri\u1ec3n c\u1ee7a nh\u1ef1a k\u1ef9 thu\u1eadt, tri\u1ec3n v\u1ecdng ph\u00e1t tri\u1ec3n v\u00e0 s\u1eed d\u1ee5ng r\u1ea5t r\u1ed9ng.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Polypropylene l\u00e0 m\u1ed9t trong nh\u1eefng lo\u1ea1i nh\u1ef1a \u0111a d\u1ee5ng quan tr\u1ecdng, v\u00e0 n\u00f3 l\u00e0 lo\u1ea1i ph\u00e1t tri\u1ec3n nhanh nh\u1ea5t v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng tuy\u1ec7t \u0111\u1ed1i c\u0169ng nh\u01b0 chi\u1ec1u r\u1ed9ng v\u00e0 chi\u1ec1u s\u00e2u \u1ee9ng d\u1ee5ng. L\u00e0 m\u1ed9t ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u1ef1a bi\u1ebfn \u0111\u1ed5i, hi\u1ec7u su\u1ea5t chi ph\u00ed cao, \u0111a ch\u1ee9c n\u0103ng v\u00e0 k\u1ef9 thu\u1eadt c\u1ee7a polypropylene lu\u00f4n l\u00e0 nh\u1eefng nhi\u1ec7m v\u1ee5 quan tr\u1ecdng tr\u01b0\u1edbc m\u1eaft ch\u00fang ta.\u00a0<\/span><\/p>\n<p><img src=\"https:\/\/mangpe.vn\/wp-content\/uploads\/2021\/03\/12.gif\" \/><span style=\"font-size: 12pt;\"><strong>Tham kh\u1ea3o th\u00eam:<\/strong> <span style=\"color: #800080;\"><a style=\"color: #800080;\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pvc\/\">H\u1ea1t nh\u1ef1a PVC<\/a><\/span><\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Ap_dung_ung_dung\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>\u00c1p d\u1ee5ng \u1ee9ng d\u1ee5ng<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 12pt;\"><em><strong>S\u1eed d\u1ee5ng ph\u00e2n b\u1ed5<\/strong><\/em><\/span><\/p>\n<p><span style=\"font-size: 12pt;\">T\u1ea1i Ch\u00e2u \u00c2u v\u00e0 Hoa K\u1ef3, c\u00e1c s\u1ea3n ph\u1ea9m \u00e9p phun chi\u1ebfm 50% t\u1ed5ng l\u01b0\u1ee3ng ti\u00eau th\u1ee5, ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a \u00f4 t\u00f4 v\u00e0 thi\u1ebft b\u1ecb \u0111i\u1ec7n, c\u00e1c lo\u1ea1i th\u00f9ng ch\u1ee9a, \u0111\u1ed3 n\u1ed9i th\u1ea5t, v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i v\u00e0 thi\u1ebft b\u1ecb y t\u1ebf; m\u00e0ng chi\u1ebfm 8% \u0111\u1ebfn 15%, polypropylene s\u1ee3i th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 s\u1ee3i polypropylene chi\u1ebfm 8% \u0111\u1ebfn 10%; \u1ed1ng v\u00e0 t\u1ea5m cho x\u00e2y d\u1ef1ng v\u00e0 s\u1eed d\u1ee5ng kh\u00e1c chi\u1ebfm 10% \u0111\u1ebfn 15% v\u00e0 c\u00e1c lo\u1ea1i kh\u00e1c l\u00e0 10% \u0111\u1ebfn 12%. Hi\u1ec7n t\u1ea1i, l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m d\u1ec7t thoi \u1edf Vi\u1ec7t Nam chi\u1ebfm 40% \u0111\u1ebfn 45%, ti\u1ebfp theo l\u00e0 m\u00e0ng v\u00e0 s\u1ea3n ph\u1ea9m phun chi\u1ebfm kho\u1ea3ng 40%; polypropylene v\u00e0 c\u00e1c lo\u1ea1i kh\u00e1c chi\u1ebfm 10% \u0111\u1ebfn 20%.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">H\u1ea1t nh\u1ef1a PP polypropylene ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong bao b\u00ec th\u1ef1c ph\u1ea9m, \u0111\u1ed3 gia d\u1ee5ng, \u00f4 t\u00f4, s\u1ee3i quang h\u1ecdc v\u00e0 c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c. C\u00e1c l\u0129nh v\u1ef1c s\u1eed d\u1ee5ng polypropylene l\u1edbn nh\u1ea5t \u1edf n\u01b0\u1edbc t\u00f4i l\u00e0 t\u00fai d\u1ec7t, t\u00fai bao b\u00ec, d\u00e2y bu\u1ed9c v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m kh\u00e1c, chi\u1ebfm kho\u1ea3ng 30% t\u1ed5ng l\u01b0\u1ee3ng ti\u00eau th\u1ee5. Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m \u00e9p phun polypropylene v\u00e0 m\u00e0ng bao b\u00ec, t\u1ef7 l\u1ec7 polypropylene \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c s\u1ea3n ph\u1ea9m d\u1ec7t thoi \u0111\u00e3 gi\u1ea3m xu\u1ed1ng, nh\u01b0ng \u0111\u00e2y v\u1eabn l\u00e0 l\u0129nh v\u1ef1c ti\u00eau th\u1ee5 polypropylene nhi\u1ec1u nh\u1ea5t. <\/span><\/p>\n<p><span style=\"font-size: 12pt;\">S\u1ea3n ph\u1ea9m thu\u1ed1c ti\u00eam l\u00e0 khu v\u1ef1c ti\u00eau th\u1ee5 polypropylene l\u1edbn th\u1ee9 hai t\u1ea1i Vi\u1ec7t Nam, chi\u1ebfm kho\u1ea3ng 26% t\u1ed5ng l\u01b0\u1ee3ng ti\u00eau th\u1ee5, \u0111\u1ed3ng th\u1eddi \u0111\u00e2y c\u0169ng l\u00e0 m\u1ed9t trong nh\u1eefng khu v\u1ef1c c\u00f3 nhu c\u1ea7u polypropylene l\u1edbn nh\u1ea5t trong t\u01b0\u01a1ng lai. M\u1ed9t l\u0129nh v\u1ef1c ti\u00eau th\u1ee5 ch\u00ednh kh\u00e1c c\u1ee7a polypropylene trong n\u01b0\u1edbc l\u00e0 m\u00e0ng, chi\u1ebfm kho\u1ea3ng 20% \u200b\u200bt\u1ed5ng l\u01b0\u1ee3ng ti\u00eau th\u1ee5, ch\u1ee7 y\u1ebfu l\u00e0 BOPP (m\u00e0ng polypropylene \u0111\u1ecbnh h\u01b0\u1edbng hai tr\u1ee5c). <\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Trong v\u00e0i n\u0103m t\u1edbi, t\u1ef7 tr\u1ecdng s\u1ea3n ph\u1ea9m d\u1ec7t may s\u1ebd gi\u1ea3m d\u1ea7n, trong khi t\u1ef7 tr\u1ecdng s\u1ea3n ph\u1ea9m \u0111\u00fac phun, \u1ed1ng v\u00e0 t\u1ea5m s\u1ebd t\u0103ng l\u00ean, theo d\u1ef1 \u0111o\u00e1n c\u1ee7a c\u00e1c chuy\u00ean gia v\u1ec1 s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p polypropylene, nhu c\u1ea7u v\u1ec1 polypropylene c\u1ee7a n\u01b0\u1edbc ta c\u00f3 kh\u1ea3 n\u0103ng t\u0103ng \u0111\u1ebfn n\u0103m 2020 \u0111\u1ea1t kho\u1ea3ng 23,7 tri\u1ec7u t\u1ea5n. C\u00e1c s\u1ea3n ph\u1ea9m d\u1ec7t may, s\u1ea3n ph\u1ea9m \u00e9p phun v\u00e0 m\u00e0ng v\u1eabn l\u00e0 nh\u1eefng l\u0129nh v\u1ef1c c\u00f3 nhu c\u1ea7u ch\u00ednh v\u1ec1 polypropylene \u1edf trong n\u01b0\u1edbc, trong khi nhu c\u1ea7u h\u00e0ng n\u0103m v\u1ec1 \u1ed1ng, t\u1ea5m, s\u1ee3i v\u00e0 c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c \u0111ang t\u0103ng nhanh v\u00e0 nhu c\u1ea7u n\u1ed9i \u0111\u1ecba \u0111\u1ed1i v\u1edbi polypropylene c\u0169ng \u0111ang t\u0103ng nhanh. <span style=\"color: #ffff00;\"><a style=\"color: #ffff00;\" href=\"https:\/\/dpm360.com\/san-pham\/mang-bopp\/\">M\u00e0ng BOPP<\/a><\/span> v\u1ebd t\u1ed1c \u0111\u1ed9 cao, \u1ed1ng d\u1eabn, v\u1ea3i kh\u00f4ng d\u1ec7t m\u1ecfng, h\u1ed9p \u0111\u1ef1ng th\u1ef1c ph\u1ea9m c\u00f3 \u0111\u1ed9 trong su\u1ed1t cao v\u00e0 c\u00e1c v\u1eadt li\u1ec7u \u0111\u1eb7c bi\u1ec7t kh\u00e1c c\u00f3 tri\u1ec3n v\u1ecdng ph\u00e1t tri\u1ec3n th\u1ecb tr\u01b0\u1eddng t\u1ed1t.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\"><em><strong>M\u00e1y m\u00f3c v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn s\u1ea3n xu\u1ea5t \u00f4 t\u00f4<\/strong><\/em><\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Polypropylene c\u00f3 t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc t\u1ed1t v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t ho\u1eb7c s\u1eeda \u0111\u1ed5i tr\u1ef1c ti\u1ebfp \u0111\u1ec3 s\u1ea3n xu\u1ea5t c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb c\u01a1 kh\u00ed kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 s\u1ea3n xu\u1ea5t \u1ed1ng c\u00f4ng nghi\u1ec7p, \u1ed1ng n\u01b0\u1edbc n\u00f4ng nghi\u1ec7p, qu\u1ea1t \u0111\u1ed9ng c\u01a1, c\u00e1c m\u1eabu c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng. Polypropylene bi\u1ebfn t\u00ednh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u00fac th\u00e0nh c\u00e1c t\u1ea5m c\u1ea3n, d\u1ea3i ch\u1ed1ng tr\u1ea7y x\u01b0\u1edbc, v\u00f4 l\u0103ng \u00f4 t\u00f4, b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n thi\u1ebft b\u1ecb v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn trang tr\u00ed n\u1ed9i th\u1ea5t, c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 tr\u1ecdng l\u01b0\u1ee3ng c\u01a1 th\u1ec3 v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c m\u1ee5c \u0111\u00edch ti\u1ebft ki\u1ec7m n\u0103ng l\u01b0\u1ee3ng.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\"><em><strong>Thi\u1ebft b\u1ecb c\u00f4ng nghi\u1ec7p \u0111i\u1ec7n v\u00e0 \u0111i\u1ec7n t\u1eed<\/strong><\/em><\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Polypropylene bi\u1ebfn t\u00ednh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m v\u1ecf c\u00e1ch \u0111i\u1ec7n c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb gia d\u1ee5ng v\u00e0 th\u00f9ng b\u00ean trong c\u1ee7a m\u00e1y gi\u1eb7t, v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i l\u00e0m v\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n c\u1ee7a d\u00e2y v\u00e0 c\u00e1p v\u00e0 c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n kh\u00e1c. 60-80 ph\u1ea7n theo tr\u1ecdng l\u01b0\u1ee3ng homopolypropylene, 20-40 ph\u1ea7n \u0111\u1ed3ng tr\u00f9ng h\u1ee3p r\u01b0\u1ee3u etylen-vinyl, 1- 10 ph\u1ea7n, v\u1eadt li\u1ec7u composite polypropylene \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1eb1ng c\u00e1ch tr\u1ed9n \u1edf 170 \u2103 ~ 190 \u2103 c\u00f3 \u0111\u1ed9 d\u1ebbo dai cao, \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp c\u1ee7a n\u00f3 cao t\u1edbi 210J \/ m v\u00e0 n\u00f3 c\u00f3 t\u00ednh ch\u1ea5t ng\u0103n kh\u00ed cao, v\u00e0 t\u1ef7 l\u1ec7 h\u01a1i n\u01b0\u1edbc g\u1ea7n 2000g \u00b7 \u03bcm \/ (m2 \u00b7 24h). Khi chu\u1ea9n b\u1ecb m\u00e0ng ch\u1eafn, quy tr\u00ecnh l\u00e0m m\u00e0ng truy\u1ec1n th\u1ed1ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t, quy tr\u00ecnh t\u01b0\u01a1ng \u0111\u1ed1i \u0111\u01a1n gi\u1ea3n v\u00e0 chi ph\u00ed s\u1ea3n xu\u1ea5t th\u1ea5p.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\"><em><strong>Ng\u00e0nh c\u00f4ng nghi\u1ec7p x\u00e2y d\u1ef1ng<\/strong><\/em><\/span><\/p>\n<p><span style=\"font-size: 12pt;\">S\u1ee3i polypropylene l\u00e0 s\u1ee3i nh\u1eb9 nh\u1ea5t trong s\u1ed1 t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i s\u1ee3i h\u00f3a h\u1ecdc v\u00e0 m\u1eadt \u0111\u1ed9 c\u1ee7a n\u00f3 l\u00e0 (0,90 ~ 0,92) g \/ cm3. N\u00f3 c\u00f3 \u01b0u \u0111i\u1ec3m l\u00e0 \u0111\u1ed9 b\u1ec1n cao, \u0111\u1ed9 d\u1ebbo dai t\u1ed1t, kh\u00e1ng h\u00f3a ch\u1ea5t t\u1ed1t v\u00e0 kh\u00e1ng vi khu\u1ea9n v\u00e0 gi\u00e1 th\u00e0nh r\u1ebb. Polypropylene gia c\u1ed1 v\u00e0 bi\u1ebfn t\u00ednh ho\u1eb7c bi\u1ebfn t\u00ednh v\u1edbi cao su v\u00e0 SBS \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 l\u00e0m khu\u00f4n m\u1eabu k\u1ef9 thu\u1eadt x\u00e2y d\u1ef1ng, Polypropylene sau khi t\u1ea1o b\u1ecdt c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m v\u1eadt li\u1ec7u trang tr\u00ed. Khi tr\u1eadn \u0111\u1ed9ng \u0111\u1ea5t x\u1ea3y ra, ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c c\u1ee7a b\u00ea t\u00f4ng ceramite s\u1ee3i polypropylene l\u00e0 h\u01b0 h\u1ecfng d\u1ebbo v\u00e0 kh\u00f4ng c\u00f3 s\u1ef1 ph\u00e2n m\u1ea3nh. S\u1eed d\u1ee5ng b\u00ea t\u00f4ng xi m\u0103ng s\u1ee3i polypropylene an to\u00e0n h\u01a1n b\u00ea t\u00f4ng xi m\u0103ng th\u01b0\u1eddng.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\"><em><strong>N\u00f4ng nghi\u1ec7p, \u0111\u00e1nh b\u1eaft c\u00e1 v\u00e0 c\u00f4ng nghi\u1ec7p th\u1ef1c ph\u1ea9m<\/strong><\/em><\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Polypropylene c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m t\u00e1n nh\u00e0 k\u00ednh, m\u00e0ng nh\u1ef1a, chai nu\u00f4i c\u1ea5y, n\u00f4ng c\u1ee5, l\u01b0\u1edbi \u0111\u00e1nh c\u00e1 v\u00e0 l\u00e0m h\u1ed9p \u0111\u1ef1ng th\u1ef1c ph\u1ea9m, t\u00fai th\u1ef1c ph\u1ea9m, chai \u0111\u00f3ng g\u00f3i \u0111\u1ed3 u\u1ed1ng. N\u00f3 \u0111\u01b0\u1ee3c pha tr\u1ed9n ph\u1ea3n \u1ee9ng v\u1edbi PET ph\u1ebf th\u1ea3i (polyethylene terephthalate) \u0111\u1ec3 t\u1ea1o PET ph\u1ebf th\u1ea3i \u0111a ch\u1ee9c n\u0103ng, l\u00e0 v\u1eadt li\u1ec7u composite t\u1ea1o s\u1ee3i t\u1ea1i ch\u1ed7 \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng v\u1eadt li\u1ec7u composite t\u1ea1o s\u1ee3i t\u1ea1i ch\u1ed7 c\u1ee7a PET ph\u1ebf th\u1ea3i \u0111a ch\u1ee9c n\u0103ng v\u00e0 polypropylene. V\u1eadt li\u1ec7u composite c\u00f3 c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m v\u1ec1 c\u1ea5u tr\u00fac nh\u01b0 s\u1ef1 h\u00ecnh th\u00e0nh c\u00e1c vi s\u1ee3i c\u00f3 h\u00ecnh d\u1ea1ng \u0111\u1eb7c bi\u1ec7t t\u1eeb PET ph\u1ebf th\u1ea3i, v\u00e0 s\u1ef1 h\u00ecnh th\u00e0nh c\u00e1c b\u1ec1 m\u1eb7t li\u00ean k\u1ebft d\u1ebbo v\u1eeba ph\u1ea3i v\u00e0 b\u1ec1n gi\u1eefa c\u00e1c vi s\u1ee3i PET ph\u1ebf th\u1ea3i v\u00e0 nh\u1ef1a n\u1ec1n PP \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3, kh\u1ea3 n\u0103ng t\u00e1i t\u1ea1o c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc kh\u00e1 t\u1ed1t. T\u00e1i ch\u1ebf ch\u1ea5t th\u1ea3i PET, m\u1ed9t l\u01b0\u1ee3ng l\u1edbn ch\u1ea5t th\u1ea3i \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t h\u00e0ng n\u0103m, mang l\u1ea1i l\u1ee3i \u00edch kinh t\u1ebf v\u00e0 x\u00e3 h\u1ed9i \u0111\u00e1ng k\u1ec3. Qu\u00fd kh\u00e1ch h\u00e0ng \u0111\u1ecdc v\u00e0 t\u00ecm hi\u1ec3u th\u00eam s\u1ea3n ph\u1ea9m <span style=\"color: #000080;\"><a style=\"color: #000080;\" href=\"https:\/\/dpm360.com\/san-pham\/nhua-pet-cuon\/\">nh\u1ef1a PET cu\u1ed9n<\/a><\/span>.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">V\u00f9ng ven bi\u1ec3n ph\u00eda \u0110\u00f4ng n\u01b0\u1edbc t\u00f4i c\u00f3 nh\u1eefng b\u00e3i tri\u1ec1u bi\u1ec3n r\u1ed9ng l\u1edbn v\u1edbi \u0111\u1eb7c \u0111i\u1ec3m ti\u00eau bi\u1ec3u l\u00e0 \u0111\u1ea5t m\u1eb7n. C\u00f3 nh\u1eefng nghi\u00ean c\u1ee9u v\u1ec1 polyacrylamide (PAM) k\u1ebft h\u1ee3p v\u1edbi ba lo\u1ea1i th\u1ee9c \u0103n gia s\u00fac \u0111\u1ec3 th\u1ef1c hi\u1ec7n b\u1ea3o t\u1ed3n \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc \u1edf c\u00e1c khu v\u1ef1c \u0111\u1ea5t m\u1eb7n ven bi\u1ec3n. PAM \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd theo c\u00e1c bi\u1ec7n ph\u00e1p sinh h\u1ecdc. C\u00f3 t\u00e1c d\u1ee5ng th\u00fac \u0111\u1ea9y n\u00e2ng cao kh\u1ea3 n\u0103ng ch\u1ed1ng x\u00f3i m\u00f2n \u0111\u1ea5t c\u1ee7a ba lo\u1ea1i th\u1ee9c \u0103n gia s\u00fac.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Vi\u1ec7c \u00e1p d\u1ee5ng PAM c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng \u0111\u1ea5t x\u00f3i m\u00f2n v\u00e0 t\u0103ng l\u01b0\u1ee3ng n\u01b0\u1edbc m\u01b0a ng\u0103n c\u1ea3n; \u01b0u ti\u00ean li\u1ec1u l\u01b0\u1ee3ng th\u1ea5p (1g \/ m) v\u00e0 \u0111\u01a1n v\u1ecb kh\u1ed1i l\u01b0\u1ee3ng PAM c\u1ee7a n\u00f3 c\u00f3 l\u1ee3i \u00edch b\u1ea3o t\u1ed3n \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc cao nh\u1ea5t, c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng x\u00f3i m\u00f2n h\u00e0ng n\u0103m l\u00e0 42,8% ~ 46,7% v\u00e0 c\u00f3 th\u1ec3 \u1ee9c ch\u1ebf t\u1ed5ng l\u01b0\u1ee3ng tho\u00e1t h\u01a1i n\u01b0\u1edbc c\u1ee7a \u0111\u1ea5t. 28,7% ~ 40,4%, t\u0103ng l\u01b0\u1ee3ng n\u01b0\u1edbc m\u1ea5t trong \u0111\u1ea5t l\u00ean 5,0% ~ 12,4%, gi\u1ea3m t\u1ef7 l\u1ec7 m\u1ea5t n\u01b0\u1edbc 1,83% ~ 3,25% v\u00e0 th\u00fac \u0111\u1ea9y kh\u1ea3 n\u0103ng gi\u1eef n\u01b0\u1edbc c\u1ee7a \u0111\u1ea5t; trong giai \u0111o\u1ea1n \u0111\u1ea7u c\u1ee7a qu\u00e1 tr\u00ecnh t\u0103ng tr\u01b0\u1edfng th\u1ee9c \u0103n th\u00f4 xanh. T\u0103ng kh\u1ea3 n\u0103ng ng\u0103n ch\u1eb7n n\u01b0\u1edbc m\u01b0a l\u00ean 16,5% ~ 33,8%. T\u00e1c d\u1ee5ng hi\u1ec7p \u0111\u1ed3ng c\u1ee7a PAM c\u00f3 l\u1ee3i \u0111\u1ec3 \u1ee9c ch\u1ebf s\u1ef1 h\u00ecnh th\u00e0nh tho\u00e1t h\u01a1i n\u01b0\u1edbc c\u1ee7a \u0111\u1ea5t v\u00e0 t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ng\u0103n ch\u1eb7n n\u01b0\u1edbc m\u01b0a.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\"><em><strong>C\u00f4ng nghi\u1ec7p d\u1ec7t v\u00e0 in<\/strong><\/em><\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Polypropylene l\u00e0 nguy\u00ean li\u1ec7u th\u00f4 c\u1ee7a s\u1ee3i t\u1ed5ng h\u1ee3p, s\u1ee3i Polypropylene \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 l\u00e0m c\u00e1c s\u1ea3n ph\u1ea9m d\u1ec7t nh\u1eb9 v\u00e0 b\u1ec1n \u0111\u1eb9p, tranh in b\u1eb1ng ch\u1ea5t li\u1ec7u polypropylene \u0111\u1eb7c bi\u1ec7t s\u00e1ng, s\u00e1ng v\u00e0 \u0111\u1eb9p.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\"><em><strong>C\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c<\/strong><\/em><\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Trong ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t, polypropylene c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ebf c\u00e1c \u0111\u01b0\u1eddng \u1ed1ng ch\u1ed1ng \u0103n m\u00f2n kh\u00e1c nhau, b\u1ec3 ch\u1ee9a, van, bao b\u00ec c\u00f3 h\u00ecnh d\u1ea1ng \u0111\u1eb7c bi\u1ec7t trong th\u00e1p \u0111\u00f3ng g\u00f3i, v\u1ea3i l\u1ecdc, m\u00e1y b\u01a1m ch\u1ed1ng \u0103n m\u00f2n v\u00e0 l\u1edbp l\u00f3t c\u1ee7a th\u00f9ng ch\u1ee9a ch\u1ed1ng \u0103n m\u00f2n; trong y t\u1ebf, n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t c\u00e1c thi\u1ebft b\u1ecb y t\u1ebf; polypropylene c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n v\u00e0 \u1ee9ng d\u1ee5ng trong l\u0129nh v\u1ef1c n\u0103ng l\u01b0\u1ee3ng th\u00f4ng qua c\u00e1c qu\u00e1 tr\u00ecnh gh\u00e9p, gh\u00e9p v\u00e0 pha tr\u1ed9n.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\"><em><strong>C\u00f4ng ngh\u1ec7 t\u00e1i ch\u1ebf PP th\u1ea3i<\/strong><\/em><\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Polypropylene (PP) hi\u1ec7n l\u00e0 lo\u1ea1i nh\u1ef1a \u0111a d\u1ee5ng l\u1edbn th\u1ee9 2. V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 x\u00e2y d\u1ef1ng, \u00f4 t\u00f4, \u0111\u1ed3 gia d\u1ee5ng v\u00e0 bao b\u00ec, PP ph\u1ebf th\u1ea3i \u0111\u00e3 tr\u1edf th\u00e0nh m\u1ed9t trong nh\u1eefng v\u1eadt li\u1ec7u polyme ph\u1ebf th\u1ea3i l\u1edbn nh\u1ea5t trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y. Hi\u1ec7n nay, c\u00e1c c\u00e1ch ch\u1ee7 y\u1ebfu \u0111\u1ec3 x\u1eed l\u00fd PP th\u1ea3i l\u00e0: \u0111\u1ed1t \u0111\u1ec3 cung c\u1ea5p n\u0103ng l\u01b0\u1ee3ng, crackinh x\u00fac t\u00e1c \u0111\u1ec3 \u0111i\u1ec1u ch\u1ebf nhi\u00ean li\u1ec7u, t\u1eadn d\u1ee5ng tr\u1ef1c ti\u1ebfp v\u00e0 t\u00e1i ch\u1ebf. X\u00e9t \u0111\u1ebfn c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 t\u00ednh kh\u1ea3 thi v\u1ec1 k\u1ef9 thu\u1eadt, chi ph\u00ed, ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng v\u00e0 b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd PP th\u1ea3i, th\u00ec t\u00e1i ch\u1ebf l\u00e0 c\u00e1ch x\u1eed l\u00fd PP th\u1ea3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t, hi\u1ec7u qu\u1ea3 nh\u1ea5t v\u00e0 \u0111\u01b0\u1ee3c nhi\u1ec1u ng\u01b0\u1eddi \u1ee7ng h\u1ed9 nh\u1ea5t.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Do \u1ea3nh h\u01b0\u1edfng c\u1ee7a c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 \u00e1nh s\u00e1ng, nhi\u1ec7t, oxy v\u00e0 ngo\u1ea1i l\u1ef1c trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng, c\u1ea5u tr\u00fac ph\u00e2n t\u1eed c\u1ee7a PP s\u1ebd thay \u0111\u1ed5i, v\u00e0 s\u1ea3n ph\u1ea9m s\u1ebd b\u1ecb v\u00e0ng, gi\u00f2n, th\u1eadm ch\u00ed b\u1ecb n\u1ee9t, d\u1eabn \u0111\u1ebfn PP c\u00f3 \u0111\u1ed9 dai, kh\u00f4ng b\u1ec1n k\u00edch th\u01b0\u1edbc, nhi\u1ec7t \u0111\u1ed9 b\u1ec1n oxy h\u00f3a v\u00e0 kh\u1ea3 n\u0103ng gia c\u00f4ng r\u00f5 r\u00e0ng l\u00e0 k\u00e9m h\u01a1n v\u00e0 kh\u00f3 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng tr\u1ef1c ti\u1ebfp PP ph\u1ebf th\u1ea3i \u0111\u1ec3 ch\u1ebf t\u1ea1o s\u1ea3n ph\u1ea9m \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u ch\u1ebf bi\u1ebfn v\u00e0 s\u1eed d\u1ee5ng.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Do \u0111\u00f3, c\u00f4ng ngh\u1ec7 t\u00e1i ch\u1ebf PP th\u1ea3i ti\u1ebfp t\u1ee5c ph\u00e1t tri\u1ec3n, h\u1ee3p kim v\u1edbi c\u00e1c polyme kh\u00e1c ho\u1eb7c t\u1ea1o h\u1ee3p ch\u1ea5t v\u1edbi ch\u1ea5t \u0111\u1ed9n c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 hi\u1ec7u su\u1ea5t x\u1eed l\u00fd, t\u00ednh ch\u1ea5t nhi\u1ec7t, t\u00ednh ch\u1ea5t c\u01a1 l\u00fd c\u1ee7a PP th\u1ea3i v\u00e0 nh\u1eadn ra hi\u1ec7u su\u1ea5t cao c\u1ee7a PP th\u1ea3i.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\"><em><strong>H\u1ee3p kim h\u00f3a<\/strong><\/em><\/span><\/p>\n<p><span style=\"font-size: 12pt;\">H\u1ee3p kim h\u00f3a l\u00e0 qu\u00e1 tr\u00ecnh tr\u1ed9n PP th\u1ea3i v\u1edbi c\u00e1c v\u1eadt li\u1ec7u polyme kh\u00e1c \u0111\u1ec3 chu\u1ea9n b\u1ecb v\u1eadt li\u1ec7u \u0111\u1ed3ng nh\u1ea5t v\u0129 m\u00f4. B\u1eb1ng c\u00e1ch l\u1ef1a ch\u1ecdn c\u00e1c v\u1eadt li\u1ec7u polyme kh\u00e1c nhau \u0111\u1ec3 t\u1ea1o h\u1ee3p kim, c\u00e1c \u0111\u1eb7c t\u00ednh x\u1eed l\u00fd, t\u00ednh ch\u1ea5t c\u01a1 l\u00fd c\u1ee7a PP th\u1ea3i c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n. V\u00ed d\u1ee5, vi\u1ec7c s\u1eed d\u1ee5ng ch\u1ea5t \u0111\u00e0n h\u1ed3i c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 dai va \u0111\u1eadp c\u1ee7a PP th\u1ea3i.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">\u0110\u00e3 c\u00f3 c\u00e1c nghi\u00ean c\u1ee9u v\u1ec1 t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc v\u00e0 \u1ee9ng x\u1eed bi\u1ebfn d\u1ea1ng nhi\u1ec7t c\u1ee7a cao su composite PP \/ RU th\u1ea3i (cao su thi\u00ean nhi\u00ean v\u00e0 cao su styren-butadien, m\u1ed7i lo\u1ea1i chi\u1ebfm 50%). Giai \u0111o\u1ea1n li\u00ean t\u1ee5c c\u1ee7a PP th\u1ea3i c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp v\u00e0 \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t c\u1ee7a PP th\u1ea3i, nh\u01b0ng n\u00f3 s\u1ebd l\u00e0m gi\u1ea3m \u0111\u1ed9 c\u1ee9ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng nhi\u1ec7t c\u1ee7a PP.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">B\u1edfi v\u00ec h\u1ea7u h\u1ebft c\u00e1c ch\u1ea5t \u0111\u00e0n h\u1ed3i kh\u00f4ng t\u01b0\u01a1ng th\u00edch v\u1edbi PP th\u1ea3i, li\u00ean k\u1ebft b\u1ec1 m\u1eb7t k\u00e9m v\u00e0 c\u00f3 s\u1ef1 ph\u00e2n t\u00e1ch pha trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd v\u00e0 s\u1eed d\u1ee5ng, \u0111i\u1ec1u n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a n\u00f3. \u0110\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch b\u1ec1 m\u1eb7t c\u1ee7a c\u00e1c h\u1ee3p kim PP th\u1ea3i v\u00e0 t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u00e1m d\u00ednh b\u1ec1 m\u1eb7t, nhi\u1ec1u h\u1ecdc gi\u1ea3 \u0111\u00e3 ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u s\u00e2u r\u1ed9ng v\u00e0 t\u00ecm ra hai lo\u1ea1i v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 b\u00e1m d\u00ednh b\u1ec1 m\u1eb7t c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u h\u1ed7n h\u1ee3p v\u00e0 c\u1ea3i thi\u1ec7n m\u00f4-\u0111un l\u01b0u tr\u1eef, m\u00f4-\u0111un t\u1ed5n th\u1ea5t v\u00e0 h\u1ec7 th\u1ed1ng \u0111\u1ed9 nh\u1edbt c\u1ee7a v\u1eadt li\u1ec7u pha tr\u1ed9n ch\u1ea5t t\u01b0\u01a1ng h\u1ee3p.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Ch\u1ea5t l\u01b0u h\u00f3a c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n t\u00e1c \u0111\u1ed9ng v\u00e0 \u0111\u1ed9 b\u1ec1n k\u00e9o, \u0111\u1ed9 nh\u1edbt n\u00f3ng ch\u1ea3y, \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t v\u00e0 \u0111\u1ed9 d\u1ebbo c\u1ee7a v\u1eadt li\u1ec7u tr\u1ed9n; vi\u1ec7c b\u1ed5 sung ch\u1ea5t t\u1ea1o li\u00ean k\u1ebft ngang peroxide c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n h\u01a1n n\u1eefa t\u00ednh t\u01b0\u01a1ng th\u00edch c\u1ee7a v\u1eadt li\u1ec7u h\u1ed7n h\u1ee3p v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp v\u00e0 \u0111\u1ed9 b\u1ec1n k\u00e9o, nh\u01b0ng d\u1eabn \u0111\u1ebfn gi\u1ea3m m\u1ed9t ch\u00fat \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\"><em><strong>H\u1ee3p ch\u1ea5t<\/strong><\/em><\/span><\/p>\n<p><span style=\"font-size: 12pt;\">K\u1ebft h\u1ee3p l\u00e0 qu\u00e1 tr\u00ecnh tr\u1ed9n PP th\u1ea3i v\u00e0 c\u00e1c v\u1eadt li\u1ec7u kh\u00f4ng ph\u1ea3i polyme \u0111\u1ec3 chu\u1ea9n b\u1ecb v\u1eadt li\u1ec7u composite, v\u00e0 \u0111\u00e2y l\u00e0 c\u00e1ch ch\u00ednh \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t v\u00e0 ch\u1ee9c n\u0103ng cao c\u1ee7a PP th\u1ea3i. PP th\u1ea3i composite c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 c\u1ee9ng, s\u1ee9c b\u1ec1n, nhi\u1ec7t, \u0111i\u1ec7n v\u00e0 c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd v\u00e0 c\u01a1 h\u1ecdc kh\u00e1c, \u0111\u1ed3ng th\u1eddi gi\u1ea3m chi ph\u00ed. Theo th\u00e0nh ph\u1ea7n ch\u1ea5t \u0111\u1ed9n c\u00f3 th\u1ec3 chia ch\u1ea5t \u0111\u1ed9n th\u00e0nh ch\u1ea5t \u0111\u1ed9n v\u00f4 c\u01a1 v\u00e0 ch\u1ea5t \u0111\u1ed9n h\u1eefu c\u01a1.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\"><em><strong>Composite \u0111\u1ed9n v\u00f4 c\u01a1<\/strong><\/em><\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Ch\u1ea5t \u0111\u1ed9n v\u00f4 c\u01a1 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong h\u1ed7n h\u1ee3p PP c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 tr\u1ed9n PP th\u1ea3i, ch\u1eb3ng h\u1ea1n nh\u01b0 canxi cacbonat, talc, montmorillonite, oxit kim lo\u1ea1i, tro bay v\u00e0 s\u1ee3i th\u1ee7y tinh. Nghi\u00ean c\u1ee9u cho th\u1ea5y m\u1eb7c d\u00f9 c\u00e1c ch\u1ea5t \u0111\u1ed9n v\u00f4 c\u01a1 n\u00e0y c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 c\u1ee9ng c\u1ee7a PP th\u1ea3i v\u00e0 gi\u1ea3m gi\u00e1 th\u00e0nh, nh\u01b0ng \u0111\u1ed9 ph\u00e2n c\u1ef1c c\u1ee7a PP th\u1ea3i kh\u00e1 kh\u00e1c nhau, n\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t cao v\u00e0 t\u00ednh t\u01b0\u01a1ng th\u00edch k\u00e9m, d\u1eabn \u0111\u1ebfn gi\u1ea3m \u0111\u1ed9 gi\u00e3n d\u00e0i. khi v\u1ee1 v\u00e0 va \u0111\u1eadp \u0111\u1ed9 d\u1ebbo dai c\u1ee7a v\u1eadt li\u1ec7u composite.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\"><em><strong>H\u1ee3p ch\u1ea5t \u0111\u1ed9n h\u1eefu c\u01a1<\/strong><\/em><\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Ch\u1ea5t \u0111\u1ed9n h\u1eefu c\u01a1 ph\u1ed5 bi\u1ebfn bao g\u1ed3m b\u1ed9t g\u1ed7 v\u00e0 s\u1ee3i g\u1ed7, tinh b\u1ed9t, r\u01a1m l\u00faa m\u00ec, s\u1ee3i gai d\u1ea7u v\u00e0 gi\u1ea5y b\u00e1o b\u1ecf \u0111i. \u0110\u00e3 c\u00f3 nghi\u00ean c\u1ee9u v\u1ec1 c\u00f4ng ngh\u1ec7 t\u1ea1o b\u1ecdt vi t\u1ebf b\u00e0o c\u1ee7a PP l\u00e0m \u0111\u1ea7y x\u01a1 g\u1ed7, k\u1ebft qu\u1ea3 cho th\u1ea5y khi nhi\u1ec7t \u0111\u1ed9 n\u00f3ng ch\u1ea3y l\u00e0 180 \u00b0 C v\u00e0 \u00e1p su\u1ea5t gi\u1eef l\u00e0 12,5 MPa, c\u1ea5u tr\u00fac vi t\u1ebf b\u00e0o ph\u00e2n b\u1ed1 \u0111\u1ed3ng \u0111\u1ec1u. C\u1ea5u tr\u00fac vi x\u1ed1p c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng \u0111\u01b0\u1eddng lan truy\u1ec1n c\u1ee7a c\u00e1c v\u1ebft n\u1ee9t v\u00e0 h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng t\u00e1c \u0111\u1ed9ng b\u00ean ngo\u00e0i, do \u0111\u00f3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">X\u01a1 t\u1ef1 nhi\u00ean l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u l\u00e0m \u0111\u1ea7y PP th\u1ea3i m\u1edbi n\u1ed5i. Do kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 n\u01b0\u1edbc cao v\u00e0 kh\u00f4ng t\u01b0\u01a1ng th\u00edch v\u1edbi PP th\u1ea3i, x\u1eed l\u00fd b\u1ec1 m\u1eb7t l\u00e0 ph\u01b0\u01a1ng ph\u00e1p ch\u00ednh \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u su\u1ea5t cao c\u1ee7a v\u1eadt li\u1ec7u t\u1ed5ng h\u1ee3p PP th\u1ea3i \u0111\u1ea7y s\u1ee3i t\u1ef1 nhi\u00ean. Ngo\u00e0i ra, polyester ph\u1ebf th\u1ea3i c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh PP th\u1ea3i. M\u1ed9t s\u1ed1 h\u1ecdc gi\u1ea3 \u0111\u00e3 nghi\u00ean c\u1ee9u h\u00e0nh vi k\u1ebft tinh c\u1ee7a v\u1eadt li\u1ec7u t\u1ed5ng h\u1ee3p v\u1ea3i PP th\u1ea3i c\u00f3 h\u1ea1t nh\u00e2n \u03b2 \/ polyeste th\u1ea3i. K\u1ebft qu\u1ea3 cho th\u1ea5y polyester th\u1ea3i v\u00e0 ch\u1ea5t t\u1ea1o m\u1ea7m \u03b2 c\u00f3 c\u00e1c pha kh\u00e1c nhau tr\u00ean PP th\u1ea3i S\u1ef1 t\u1ea1o h\u1ea1t nh\u00e2n l\u00e0m t\u0103ng nhi\u1ec7t \u0111\u1ed9 k\u1ebft tinh c\u1ee7a PP th\u1ea3i v\u00e0 g\u00e2y ra s\u1ef1 h\u00ecnh th\u00e0nh tinh th\u1ec3 \u03b2 s\u1ef1 lai t\u1ea1o.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">K\u1ebft h\u1ee3p h\u1ed7n h\u1ee3p l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh trong \u0111\u00f3 hai ho\u1eb7c nhi\u1ec1u polyme ch\u1ee9a \u0111\u1ea7y ch\u1ea5t \u0111\u1ed9n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 chu\u1ea9n b\u1ecb v\u1eadt li\u1ec7u composite. Do nh\u1eefng h\u1ea1n ch\u1ebf c\u1ee7a m\u1ed9t ch\u1ea5t l\u00e0m \u0111\u1ea7y \u0111\u01a1n l\u1ebb, gh\u00e9p h\u1ed7n h\u1ee3p c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n t\u1ed1t h\u01a1n c\u00e1c \u0111\u1eb7c t\u00ednh to\u00e0n di\u1ec7n c\u1ee7a polyme th\u00f4ng qua c\u00e1c hi\u1ec7u \u1ee9ng b\u1ed5 sung v\u00e0 hi\u1ec7p \u0111\u1ed3ng c\u1ee7a c\u00e1c ch\u1ea5t l\u00e0m \u0111\u1ea7y kh\u00e1c nhau. Do \u0111\u00f3, nghi\u00ean c\u1ee9u v\u1ec1 vi\u1ec7c chu\u1ea9n b\u1ecb v\u00e0 c\u00e1c t\u00ednh ch\u1ea5t li\u00ean quan c\u1ee7a v\u1eadt li\u1ec7u t\u1ed5ng h\u1ee3p PP th\u1ea3i ch\u1ee9a \u0111\u1ea7y ch\u1ea5t \u0111\u1ed9n h\u1ed7n h\u1ee3p \u0111\u00e3 thu h\u00fat s\u1ef1 ch\u00fa \u00fd v\u00e0 ch\u1ea5t \u0111\u1ed9n li\u00ean quan ch\u1ee7 y\u1ebfu bao g\u1ed3m ch\u1ea5t \u0111\u1ed9n v\u00f4 c\u01a1 h\u1ed7n h\u1ee3p v\u00e0 ch\u1ea5t \u0111\u1ed9n v\u00f4 c\u01a1 \/ h\u1eefu c\u01a1.\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\"><em><strong>H\u1ee3p kim composite<\/strong><\/em><\/span><\/p>\n<p><span style=\"font-size: 12pt;\">\u0110\u1ec3 ph\u00e1t huy h\u1ebft l\u1ee3i th\u1ebf c\u1ee7a h\u1ee3p kim v\u00e0 h\u1ee3p ch\u1ea5t, m\u1ed9t s\u1ed1 nh\u00e0 nghi\u00ean c\u1ee9u b\u1eaft \u0111\u1ea7u k\u1ebft h\u1ee3p h\u1ee3p kim v\u00e0 h\u1ee3p ch\u1ea5t \u0111\u1ec3 c\u1ea3i thi\u1ec7n v\u00e0 n\u00e2ng cao h\u01a1n n\u1eefa c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 l\u00fd c\u1ee7a PP th\u1ea3i, \u0111\u1ed3ng th\u1eddi nh\u1eadn ra hi\u1ec7u su\u1ea5t cao v\u00e0 c\u00f4ng nghi\u1ec7p h\u00f3a c\u1ee7a PP th\u1ea3i, ch\u1eb3ng h\u1ea1n nh\u01b0 h\u1eefu c\u01a1 ch\u1ea5t \u0111\u1ed9n v\u00e0 ch\u1ea5t \u0111\u00e0n h\u1ed3i, v\u1eadt li\u1ec7u v\u00f4 c\u01a1. Ch\u1ea5t \u0111\u1ed9n v\u00e0 ch\u1ea5t \u0111\u00e0n h\u1ed3i \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi PP th\u1ea3i bi\u1ebfn t\u00ednh.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">C\u00e1c k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u v\u1ec1 v\u1ea5n \u0111\u1ec1 n\u00e0y cho th\u1ea5y r\u1eb1ng s\u1ef1 \u0111\u1ee9t g\u00e3y c\u1ee7a v\u1eadt li\u1ec7u t\u1ed5ng h\u1ee3p PP th\u1ea3i PP v\u00e0 b\u1ed9t talc ch\u1ee9a \u0111\u1ea7y \u0111\u1ec1u l\u00e0 nh\u1eefng \u0111\u1eb7c t\u00ednh gi\u00f2n \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p v\u00e0 vi\u1ec7c b\u1ed5 sung EOC (\u0111\u1ed3ng tr\u00f9ng h\u1ee3p ethylene-octene) c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp c\u1ee7a v\u1eadt li\u1ec7u t\u1ed5ng h\u1ee3p; EOC t\u0103ng. T\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc \u0111\u1ed9ng h\u1ecdc c\u1ee7a v\u1eadt li\u1ec7u t\u1ed5ng h\u1ee3p PP th\u1ea3i ch\u1ee9a \u0111\u1ea7y talc d\u1ebbo kh\u00f4ng thay \u0111\u1ed5i theo s\u1ef1 gia t\u0103ng c\u1ee7a th\u1eddi gian t\u00e1i ch\u1ebf.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u1ee5c l\u1ee5c H\u1ea1t nh\u1ef1a PPGi\u1edbi thi\u1ec7u v\u1ec1 h\u1ea1t nh\u1ef1a PP\u00a0S\u01a1 l\u01b0\u1ee3c v\u1ec1 l\u1ecbch s\u1eed polypropyleneT\u00ecnh tr\u1ea1ng cung v\u00e0 c\u1ea7u nh\u1ef1a PPQu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t nh\u1ef1a PPS\u1ef1 tr\u00f9ng h\u1ee3p dung m\u00f4iS\u1ef1 tr\u00f9ng h\u1ee3p dung d\u1ecbchPh\u01b0\u01a1ng ph\u00e1p s\u1ed1 l\u01b0\u1ee3ng l\u1edbn ch\u1ea5t l\u1ecfngC\u00e1c t\u00ednh n\u0103ng c\u1ee7a quy tr\u00ecnh h\u1ea1t nh\u1ef1a PP:Ph\u01b0\u01a1ng ph\u00e1p s\u1ed1 l\u01b0\u1ee3ng l\u1edbn pha kh\u00ed\u0110\u1eb7c t\u00ednh &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/\" class=\"more-link\">\u0110\u1ecdc ti\u1ebfp<span class=\"screen-reader-text\"> &#8220;H\u1ea1t nh\u1ef1a PP&#8221;<\/span><\/a><\/p>\n","protected":false},"featured_media":3847,"comment_status":"open","ping_status":"closed","template":"","meta":[],"yoast_head":"\n<title>H\u1ea1t nh\u1ef1a PP - C\u00f4ng Ty TNHH Qu\u1ed1c T\u1ebf BiNa Vi\u1ec7t Nam<\/title>\n<meta name=\"description\" content=\"H\u1ea1t nh\u1ef1a PP Polypropylene l\u00e0 m\u1ed9t lo\u1ea1i polymer thu \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1ch tr\u00f9ng h\u1ee3p th\u00eam propylene. N\u00f3 l\u00e0 m\u1ed9t ch\u1ea5t li\u1ec7u s\u00e1p m\u00e0u tr\u1eafng v\u1edbi v\u1ebb ngo\u00e0i\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"H\u1ea1t nh\u1ef1a PP - C\u00f4ng Ty TNHH Qu\u1ed1c T\u1ebf BiNa Vi\u1ec7t Nam\" \/>\n<meta property=\"og:description\" content=\"H\u1ea1t nh\u1ef1a PP Polypropylene l\u00e0 m\u1ed9t lo\u1ea1i polymer thu \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1ch tr\u00f9ng h\u1ee3p th\u00eam propylene. N\u00f3 l\u00e0 m\u1ed9t ch\u1ea5t li\u1ec7u s\u00e1p m\u00e0u tr\u1eafng v\u1edbi v\u1ebb ngo\u00e0i\" \/>\n<meta property=\"og:url\" content=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/\" \/>\n<meta property=\"og:site_name\" content=\"C\u00f4ng Ty TNHH Qu\u1ed1c T\u1ebf BiNa Vi\u1ec7t Nam\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/dpm360.com\/\" \/>\n<meta property=\"article:modified_time\" content=\"2023-09-01T02:07:55+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"605\" \/>\n\t<meta property=\"og:image:height\" content=\"605\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\">\n\t<meta name=\"twitter:data1\" content=\"admin\">\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\">\n\t<meta name=\"twitter:data2\" content=\"53 ph\u00fat\">\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Organization\",\"@id\":\"https:\/\/dpm360.com\/#organization\",\"name\":\"C\\u00f4ng ty TNHH Qu\\u1ed1c T\\u1ebf BiNa Vi\\u1ec7t Nam\",\"url\":\"https:\/\/dpm360.com\/\",\"sameAs\":[\"https:\/\/www.facebook.com\/dpm360.com\/\"],\"logo\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/dpm360.com\/#logo\",\"inLanguage\":\"vi\",\"url\":\"https:\/\/dpm360.com\/wp-content\/uploads\/2020\/11\/z2172677196694_533a63b41510da1f478e088d802f6828.jpg\",\"width\":1000,\"height\":500,\"caption\":\"C\\u00f4ng ty TNHH Qu\\u1ed1c T\\u1ebf BiNa Vi\\u1ec7t Nam\"},\"image\":{\"@id\":\"https:\/\/dpm360.com\/#logo\"}},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/dpm360.com\/#website\",\"url\":\"https:\/\/dpm360.com\/\",\"name\":\"dpm360.com\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\/\/dpm360.com\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"https:\/\/dpm360.com\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"vi\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#primaryimage\",\"inLanguage\":\"vi\",\"url\":\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/10\/hat-nhua-pp.jpg\",\"width\":605,\"height\":605,\"caption\":\"Nguy\\u00ean li\\u1ec7u h\\u1ea1t nh\\u1ef1a PP\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#webpage\",\"url\":\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/\",\"name\":\"H\\u1ea1t nh\\u1ef1a PP - C\\u00f4ng Ty TNHH Qu\\u1ed1c T\\u1ebf BiNa Vi\\u1ec7t Nam\",\"isPartOf\":{\"@id\":\"https:\/\/dpm360.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/#primaryimage\"},\"datePublished\":\"2022-10-19T09:49:48+00:00\",\"dateModified\":\"2023-09-01T02:07:55+00:00\",\"description\":\"H\\u1ea1t nh\\u1ef1a PP Polypropylene l\\u00e0 m\\u1ed9t lo\\u1ea1i polymer thu \\u0111\\u01b0\\u1ee3c b\\u1eb1ng c\\u00e1ch tr\\u00f9ng h\\u1ee3p th\\u00eam propylene. 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