{"id":4350,"date":"2022-12-29T08:26:30","date_gmt":"2022-12-29T01:26:30","guid":{"rendered":"https:\/\/dpm360.com\/?post_type=product&#038;p=4350"},"modified":"2023-06-02T18:07:05","modified_gmt":"2023-06-02T11:07:05","slug":"hat-nhua-eva","status":"publish","type":"product","link":"https:\/\/dpm360.com\/san-pham\/hat-nhua-eva\/","title":{"rendered":"H\u1ea1t nh\u01b0a EVA nguy\u00ean sinh"},"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-eva\/#Hat_nhua_EVA_nguyen_sinh\" title=\"H\u1ea1t nh\u1ef1a EVA nguy\u00ean sinh \">H\u1ea1t nh\u1ef1a EVA nguy\u00ean sinh <\/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-eva\/#Cau_tao_hat_nhua_EVA\" title=\"C\u1ea5u t\u1ea1o h\u1ea1t nh\u1ef1a EVA\">C\u1ea5u t\u1ea1o h\u1ea1t nh\u1ef1a EVA<\/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-eva\/#Tinh_nang_hat_nhua_EVA\" title=\"T\u00ednh n\u0103ng h\u1ea1t nh\u1ef1a EVA\">T\u00ednh n\u0103ng h\u1ea1t nh\u1ef1a EVA<\/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-eva\/#Phuong_phap_polyme_hoa_EVA\" title=\"Ph\u01b0\u01a1ng ph\u00e1p polyme h\u00f3a EVA:\">Ph\u01b0\u01a1ng ph\u00e1p polyme h\u00f3a EVA:<\/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-eva\/#Ung_dung_hat_nhua_EVA\" title=\"\u1ee8ng d\u1ee5ng h\u1ea1t nh\u1ef1a EVA\">\u1ee8ng d\u1ee5ng h\u1ea1t nh\u1ef1a EVA<\/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-eva\/#Nhua_EVA_co_nhieu_muc_dich_su_dung_thong_thuong_co_the_chia_thanh_cac_muc_dich_su_dung_sau_theo_ty_le_ham_luong_vinyl_axetat\" title=\"Nh\u1ef1a EVA c\u00f3 nhi\u1ec1u m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng, th\u00f4ng th\u01b0\u1eddng c\u00f3 th\u1ec3 chia th\u00e0nh c\u00e1c m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng sau theo t\u1ef7 l\u1ec7 h\u00e0m l\u01b0\u1ee3ng vinyl axetat:\">Nh\u1ef1a EVA c\u00f3 nhi\u1ec1u m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng, th\u00f4ng th\u01b0\u1eddng c\u00f3 th\u1ec3 chia th\u00e0nh c\u00e1c m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng sau theo t\u1ef7 l\u1ec7 h\u00e0m l\u01b0\u1ee3ng vinyl axetat:<\/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-eva\/#Phan_loai_theo_muc_dich_su_dung_hat_nhua_EVA\" title=\"Ph\u00e2n lo\u1ea1i theo m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng h\u1ea1t nh\u1ef1a EVA:\">Ph\u00e2n lo\u1ea1i theo m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng h\u1ea1t nh\u1ef1a EVA:<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Hat_nhua_EVA_nguyen_sinh\"><\/span><span style=\"color: #008000; font-size: 12pt;\"><em><strong>H\u1ea1t nh\u1ef1a EVA nguy\u00ean sinh <\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"font-size: 12pt;\">H\u1ea1t nh\u1ef1a EVA nguy\u00ean sinh l\u00e0 m\u1ed9t ch\u1ea5t \u0111\u1ed3ng tr\u00f9ng h\u1ee3p c\u1ee7a ethylene v\u00e0 axit axetic, t\u00ean h\u00f3a h\u1ecdc ti\u1ebfng Vi\u1ec7t: ethylene-vinyl axetat copolyme (\u0111\u1ed3ng tr\u00f9ng h\u1ee3p ethylene-vinyl axetat) v\u00e0 t\u00ean h\u00f3a h\u1ecdc ti\u1ebfng Anh: Ethylene Vinyl Acetate Copolymer. EVA \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u \u1ee9ng d\u1ee5ng v\u00e0 m\u1ee9c ti\u00eau th\u1ee5 th\u1ecb tr\u01b0\u1eddng h\u00e0ng n\u0103m \u1edf n\u01b0\u1edbc t\u00f4i kh\u00f4ng ng\u1eebng t\u0103ng l\u00ean, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong ng\u00e0nh gi\u00e0y, n\u01a1i n\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u0111\u1ebf v\u00e0 v\u1eadt li\u1ec7u b\u00ean trong c\u1ee7a gi\u00e0y du l\u1ecbch t\u1eeb trung c\u1ea5p \u0111\u1ebfn cao c\u1ea5p, gi\u00e0y leo n\u00fai, d\u00e9p \u0111i trong nh\u00e0, d\u00e9p x\u0103ng \u0111an, v\u1eadt li\u1ec7u quang \u0111i\u1ec7n l\u00e0m t\u1eeb ch\u1ea5t \u0111\u1ed3ng tr\u00f9ng h\u1ee3p ethylene v\u00e0 axit axetic. N\u00f3 c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong l\u0129nh v\u1ef1c n\u0103ng l\u01b0\u1ee3ng m\u1edbi, ch\u1eb3ng h\u1ea1n nh\u01b0 v\u1eadt li\u1ec7u quang \u0111i\u1ec7n, ch\u1ea5t k\u1ebft d\u00ednh pin m\u1eb7t tr\u1eddi. Qu\u00fd v\u1ecb quan t\u00e2m v\u1ec1 b\u00e0i vi\u1ebft <span style=\"color: #ff6600;\"><a style=\"color: #ff6600;\" href=\"https:\/\/dpm360.com\/san-pham\/khay-xop-pe-foam\/\">Khay x\u1ed1p PE foam<\/a><\/span><\/span><\/p>\n<figure id=\"attachment_4352\" aria-describedby=\"caption-attachment-4352\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-4352 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-eva-300x300.jpg\" alt=\"H\u1ea1t nh\u1ef1a EVA nguy\u00ean sinh\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-eva-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-eva-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-eva-768x768.jpg 768w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-eva-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-eva-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-eva.jpg 950w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-4352\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">H\u1ea1t nh\u1ef1a EVA nguy\u00ean sinh<\/span><\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Cau_tao_hat_nhua_EVA\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>C\u1ea5u t\u1ea1o h\u1ea1t nh\u1ef1a EVA<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 12pt;\">Ch\u1ea5t \u0111\u1ed3ng tr\u00f9ng h\u1ee3p etylen-vinyl axetat, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 EVA. N\u00f3i chung, h\u00e0m l\u01b0\u1ee3ng vinyl axetat (VA) l\u00e0 5% -40%.So v\u1edbi polyetylen (PE), EVA l\u00e0m gi\u1ea3m \u0111\u1ed9 k\u1ebft tinh cao v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 d\u1ebbo dai c\u0169ng nh\u01b0 kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp do \u0111\u01b0a monome vinyl axetat v\u00e0o chu\u1ed7i ph\u00e2n t\u1eed, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi ch\u1ea5t \u0111\u1ed9n v\u00e0 hi\u1ec7u su\u1ea5t h\u00e0n nhi\u1ec7t, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong v\u1eadt li\u1ec7u gi\u00e0y x\u1ed1p, m\u00e0ng ph\u1ee7 ch\u1ee9c n\u0103ng, khu\u00f4n \u0111\u00f3ng g\u00f3i, ch\u1ea5t k\u1ebft d\u00ednh n\u00f3ng ch\u1ea3y, d\u00e2y v\u00e0 c\u00e1p, \u0111\u1ed3 ch\u01a1i v\u00e0 c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c.<\/span><\/p>\n<figure id=\"attachment_4353\" aria-describedby=\"caption-attachment-4353\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-4353 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-eva-nhap-khau-300x300.jpg\" alt=\"H\u1ea1t nh\u1ef1a EVA nh\u1eadp kh\u1ea9u\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-eva-nhap-khau-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-eva-nhap-khau-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-eva-nhap-khau-768x768.jpg 768w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-eva-nhap-khau-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-eva-nhap-khau-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-eva-nhap-khau.jpg 800w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-4353\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">H\u1ea1t nh\u1ef1a EVA nh\u1eadp kh\u1ea9u<\/span><\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Tinh_nang_hat_nhua_EVA\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>T\u00ednh n\u0103ng h\u1ea1t nh\u1ef1a EVA<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 12pt;\">N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong v\u1eadt li\u1ec7u gi\u00e0y x\u1ed1p, m\u00e0ng ch\u1ee9c n\u0103ng, khu\u00f4n \u0111\u00f3ng g\u00f3i, ch\u1ea5t k\u1ebft d\u00ednh n\u00f3ng ch\u1ea3y, d\u00e2y v\u00e0 c\u00e1p, \u0111\u1ed3 ch\u01a1i v\u00e0 c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c.<\/span><\/p>\n<ul>\n<li><span style=\"font-size: 12pt;\">1. EVA c\u00f3 h\u00e0m l\u01b0\u1ee3ng vinyl axetat d\u01b0\u1edbi 5%, s\u1ea3n ph\u1ea9m ch\u00ednh l\u00e0 m\u00e0ng, d\u00e2y v\u00e0 c\u00e1p, ch\u1ea5t bi\u1ebfn t\u00ednh LDPE, ch\u1ea5t k\u1ebft d\u00ednh.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">2. C\u00e1c s\u1ea3n ph\u1ea9m EVA c\u00f3 h\u00e0m l\u01b0\u1ee3ng vinyl axetat t\u1eeb 5% ~ 10% l\u00e0 m\u00e0ng \u0111\u00e0n h\u1ed3i.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">3. EVA v\u1edbi h\u00e0m l\u01b0\u1ee3ng vinyl axetat 20-28% ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho ch\u1ea5t k\u1ebft d\u00ednh n\u00f3ng ch\u1ea3y v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m s\u01a1n ph\u1ee7.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 12pt;\">EVA \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1eb1ng c\u00e1ch \u0111\u1ed3ng tr\u00f9ng h\u1ee3p LLDPE (Polyethylene m\u1eadt \u0111\u1ed9 th\u1ea5p tuy\u1ebfn t\u00ednh) v\u00e0 axit axetic (VA). B\u00e0i vi\u1ebft tham kh\u1ea3o v\u1ec1 <span style=\"color: #800080;\"><a style=\"color: #800080;\" href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-lldpe\/\">H\u1ea1t nh\u1ef1a LLDPE<\/a><\/span><\/span><\/p>\n<figure id=\"attachment_4354\" aria-describedby=\"caption-attachment-4354\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-4354 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-nguyen-sinh-eva-300x300.jpg\" alt=\"H\u1ea1t nh\u1ef1a nguy\u00ean sinh EVA tr\u1eafng trong\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-nguyen-sinh-eva-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-nguyen-sinh-eva-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-nguyen-sinh-eva-768x768.jpg 768w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-nguyen-sinh-eva-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-nguyen-sinh-eva-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/hat-nhua-nguyen-sinh-eva.jpg 1000w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-4354\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">H\u1ea1t nh\u1ef1a nguy\u00ean sinh EVA tr\u1eafng trong<\/span><\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Phuong_phap_polyme_hoa_EVA\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>Ph\u01b0\u01a1ng ph\u00e1p polyme h\u00f3a EVA:<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><span style=\"font-size: 12pt;\">1. Tr\u00f9ng h\u1ee3p s\u1ed1 l\u01b0\u1ee3ng l\u1edbn \u00e1p su\u1ea5t cao (s\u1ea3n ph\u1ea9m nh\u1ef1a)<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">2. Dung d\u1ecbch tr\u00f9ng h\u1ee3p (ch\u1ea5t h\u1ed7 tr\u1ee3 gia c\u00f4ng PVC)<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">3. Tr\u00f9ng h\u1ee3p nh\u0169 t\u01b0\u01a1ng (s\u1ea3n ph\u1ea9m k\u1ebft d\u00ednh)<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">4. Tr\u00f9ng h\u1ee3p huy\u1ec1n ph\u00f9<\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 12pt;\">Tr\u00f9ng h\u1ee3p nh\u0169 t\u01b0\u01a1ng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho nh\u1eefng ch\u1ea5t c\u00f3 h\u00e0m l\u01b0\u1ee3ng vinyl axetat (VA) cao h\u01a1n 30%<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Qu\u00e1 tr\u00ecnh tr\u00f9ng h\u1ee3p kh\u1ed1i \u00e1p su\u1ea5t cao \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho nh\u1eefng ch\u1ea5t c\u00f3 h\u00e0m l\u01b0\u1ee3ng vinyl axetat (VA) th\u1ea5p.<\/span><\/p>\n<p><span style=\"color: #0000ff; font-size: 12pt;\"><em><strong>C\u00e1c y\u1ebfu t\u1ed1 ch\u00ednh \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a EVA:<\/strong><\/em><\/span><\/p>\n<ul>\n<li><span style=\"font-size: 12pt;\">1. Ch\u1ec9 s\u1ed1 n\u00f3ng ch\u1ea3y (g\u1ecdi t\u1eaft l\u00e0 MI, ch\u1ec9 s\u1ed1 n\u00f3ng ch\u1ea3y)<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">2. H\u00e0m l\u01b0\u1ee3ng axit axetic VA%<\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 12pt;\">V\u1edbi ch\u1ec9 s\u1ed1 n\u00f3ng ch\u1ea3y (MI) nh\u1ea5t \u0111\u1ecbnh, h\u00e0m l\u01b0\u1ee3ng vinyl axetat (VA) c\u00e0ng cao th\u00ec \u0111\u1ed9 \u0111\u00e0n h\u1ed3i, \u0111\u1ed9 m\u1ec1m, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch, \u0111\u1ed9 trong su\u1ed1t, v.v. c\u00e0ng cao; khi h\u00e0m l\u01b0\u1ee3ng VA gi\u1ea3m, hi\u1ec7u su\u1ea5t c\u1ee7a n\u00f3 c\u00e0ng g\u1ea7n v\u1edbi polyetylen (PE), t\u0103ng l\u00ean \u0111\u1ed9 c\u1ee9ng, ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 c\u00e1ch \u0111i\u1ec7n.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">V\u1edbi m\u1ed9t h\u00e0m l\u01b0\u1ee3ng VA nh\u1ea5t \u0111\u1ecbnh, ch\u1ec9 s\u1ed1 n\u00f3ng ch\u1ea3y (MI) t\u0103ng l\u00ean, \u0111i\u1ec3m h\u00f3a m\u1ec1m gi\u1ea3m, kh\u1ea3 n\u0103ng x\u1eed l\u00fd v\u00e0 \u0111\u1ed9 b\u00f3ng b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n, nh\u01b0ng \u0111\u1ed9 b\u1ec1n s\u1ebd gi\u1ea3m, n\u1ebfu kh\u00f4ng, MI gi\u1ea3m s\u1ebd l\u00e0m t\u0103ng kh\u1ed1i l\u01b0\u1ee3ng ph\u00e2n t\u1eed v\u00e0 t\u00e1c \u0111\u1ed9ng hi\u1ec7u su\u1ea5t v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng n\u1ee9t \u1ee9ng su\u1ea5t m\u00f4i tr\u01b0\u1eddng s\u1ebd t\u0103ng l\u00ean.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">EVA \u0111\u01b0\u1ee3c \u0111\u1eb7c tr\u01b0ng b\u1edfi \u0111\u1ed9 m\u1ec1m m\u1ea1i t\u1ed1t, \u0111\u1ed9 \u0111\u00e0n h\u1ed3i gi\u1ed1ng nh\u01b0 cao su, t\u00ednh linh ho\u1ea1t t\u1ed1t \u1edf -50 \u00b0 C, \u0111\u1ed9 trong su\u1ed1t v\u00e0 \u0111\u1ed9 b\u00f3ng b\u1ec1 m\u1eb7t, \u1ed5n \u0111\u1ecbnh h\u00f3a h\u1ecdc t\u1ed1t, kh\u1ea3 n\u0103ng ch\u1ed1ng l\u00e3o h\u00f3a v\u00e0 kh\u00e1ng ozone t\u1ed1t, kh\u00f4ng \u0111\u1ed9c h\u1ea1i. Kh\u1ea3 n\u0103ng pha tr\u1ed9n t\u1ed1t, kh\u1ea3 n\u0103ng t\u1ea1o m\u00e0u v\u00e0 kh\u1ea3 n\u0103ng x\u1eed l\u00fd khu\u00f4n v\u1edbi ch\u1ea5t \u0111\u1ed9n.<\/span><br \/>\n<span style=\"font-size: 12pt;\">T\u00ednh ph\u00e2n c\u1ef1c c\u1ee7a axetat l\u00e0m t\u0103ng t\u00ednh \u0111\u00e0n h\u1ed3i v\u00e0 \u0111\u1ed9 nh\u1edbt, gi\u1ea3m \u0111\u1ed9 k\u1ebft tinh v\u00e0 t\u00ednh ch\u1ea5t \u0111i\u1ec7n, \u0111\u1ed3ng th\u1eddi h\u00f2a tan trong hydrocacbon v\u00e0 d\u1ea7u.<\/span><\/p>\n<figure id=\"attachment_4355\" aria-describedby=\"caption-attachment-4355\" style=\"width: 300px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" class=\"wp-image-4355 size-medium\" src=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/bao-bi-hat-nhua-eva-300x300.jpg\" alt=\"Bao b\u00ec h\u1ea1t nh\u1ef1a EVA\" width=\"300\" height=\"300\" srcset=\"https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/bao-bi-hat-nhua-eva-300x300.jpg 300w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/bao-bi-hat-nhua-eva-150x150.jpg 150w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/bao-bi-hat-nhua-eva-100x100.jpg 100w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/bao-bi-hat-nhua-eva-600x600.jpg 600w, https:\/\/dpm360.com\/wp-content\/uploads\/2022\/12\/bao-bi-hat-nhua-eva.jpg 746w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-4355\" class=\"wp-caption-text\"><span style=\"font-size: 12pt;\">Bao b\u00ec h\u1ea1t nh\u1ef1a EVA<\/span><\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Ung_dung_hat_nhua_EVA\"><\/span><span style=\"color: #ff0000; font-size: 12pt;\"><em><strong>\u1ee8ng d\u1ee5ng h\u1ea1t nh\u1ef1a EVA<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"font-size: 12pt;\">1. \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong v\u1eadt li\u1ec7u gi\u00e0y x\u1ed1p, m\u00e0ng ch\u1ee9c n\u0103ng, khu\u00f4n \u0111\u00f3ng g\u00f3i, ch\u1ea5t k\u1ebft d\u00ednh n\u00f3ng ch\u1ea3y, d\u00e2y v\u00e0 c\u00e1p, \u0111\u1ed3 ch\u01a1i v\u00e0 c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">2. C\u00e1c s\u1ea3n ph\u1ea9m EVA c\u00f3 h\u00e0m l\u01b0\u1ee3ng vinyl axetat t\u1eeb 5% ~ 10% l\u00e0 m\u00e0ng \u0111\u00e0n h\u1ed3i.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">3. EVA v\u1edbi h\u00e0m l\u01b0\u1ee3ng vinyl axetat 20-28% ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho ch\u1ea5t k\u1ebft d\u00ednh n\u00f3ng ch\u1ea3y v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m s\u01a1n ph\u1ee7.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">4. H\u00e0m l\u01b0\u1ee3ng vinyl axetat l\u00e0 5% ~ 45%. S\u1ea3n ph\u1ea9m ch\u00ednh l\u00e0 m\u00e0ng (bao g\u1ed3m c\u1ea3 m\u00e0ng n\u00f4ng nghi\u1ec7p) v\u00e0 t\u1ea5m, \u00e9p phun, s\u1ea3n ph\u1ea9m \u0111\u00fac, s\u1ea3n ph\u1ea9m t\u1ea1o b\u1ecdt, keo n\u00f3ng ch\u1ea3y.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">(1) Ch\u1ea5t li\u1ec7u gi\u00e0y x\u1ed1p: Ch\u1ea5t li\u1ec7u gi\u00e0y l\u00e0 l\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng nh\u1ea5t c\u1ee7a nh\u1ef1a EVA \u1edf n\u01b0\u1edbc t\u00f4i. Trong nh\u1ef1a EVA \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong v\u1eadt li\u1ec7u gi\u00e0y, h\u00e0m l\u01b0\u1ee3ng vinyl axetat th\u01b0\u1eddng l\u00e0 15% \u0111\u1ebfn 22%. Do s\u1ea3n ph\u1ea9m x\u1ed1p pha tr\u1ed9n nh\u1ef1a EVA c\u00f3 \u0111\u1ed9 m\u1ec1m, \u0111\u1ed9 \u0111\u00e0n h\u1ed3i t\u1ed1t, ch\u1ed1ng \u0103n m\u00f2n h\u00f3a h\u1ecdc n\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i l\u00e0m \u0111\u1ebf v\u00e0 v\u1eadt li\u1ec7u b\u00ean trong c\u1ee7a gi\u00e0y du l\u1ecbch, gi\u00e0y leo n\u00fai, d\u00e9p l\u00ea, d\u00e9p x\u0103ng \u0111an t\u1eeb trung c\u1ea5p \u0111\u1ebfn cao c\u1ea5p. Ngo\u00e0i ra, v\u1eadt li\u1ec7u n\u00e0y c\u00f2n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong l\u0129nh v\u1ef1c t\u1ea5m c\u00e1ch \u00e2m, th\u1ea3m t\u1eadp gym v\u00e0 v\u1eadt li\u1ec7u b\u1ecbt k\u00edn.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">(2) Phim: M\u1ee5c \u0111\u00edch ch\u00ednh c\u1ee7a phim EVA l\u00e0 s\u1ea3n xu\u1ea5t phim nh\u00e0 k\u00ednh ch\u1ee9c n\u0103ng. Phim c\u00e1ch nhi\u1ec7t ch\u1ee9c n\u0103ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu th\u1eddi ti\u1ebft, ch\u1ed1ng s\u01b0\u01a1ng m\u00f9 v\u00e0 c\u00e1ch nhi\u1ec7t cao, v\u00ec polyetylen kh\u00f4ng ph\u00e2n c\u1ef1c n\u00ean cho d\u00f9 c\u00f3 th\u00eam m\u1ed9t l\u01b0\u1ee3ng ch\u1ea5t ch\u1ed1ng s\u01b0\u01a1ng m\u00f9 nh\u1ea5t \u0111\u1ecbnh th\u00ec hi\u1ec7u qu\u1ea3 ch\u1ed1ng s\u01b0\u01a1ng m\u00f9 c\u1ee7a n\u00f3 c\u0169ng ch\u1ec9 c\u00f3 th\u1ec3 k\u00e9o d\u00e0i kho\u1ea3ng 2 th\u00e1ng ; trong khi M\u00e0ng \u0111\u1ed5 \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng c\u00e1ch th\u00eam m\u1ed9t l\u01b0\u1ee3ng nh\u1ef1a EVA nh\u1ea5t \u0111\u1ecbnh kh\u00f4ng ch\u1ec9 c\u00f3 \u0111\u1ed9 truy\u1ec1n \u00e1nh s\u00e1ng cao m\u00e0 c\u00f2n c\u00f3 hi\u1ec7u su\u1ea5t ch\u1ed1ng s\u01b0\u01a1ng m\u00f9 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3, th\u01b0\u1eddng c\u00f3 th\u1ec3 k\u00e9o d\u00e0i h\u01a1n 4 th\u00e1ng. Ngo\u00e0i ra, EVA c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t m\u00e0ng \u0111\u00f3ng g\u00f3i, m\u00e0ng y t\u1ebf, m\u00e0ng nhi\u1ec1u l\u1edbp, m\u00e0ng \u0111\u00fac.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">(3) D\u00e2y \u0111i\u1ec7n v\u00e0 <span style=\"color: #333333;\"><a style=\"color: #333333;\" href=\"https:\/\/dpm360.com\/san-pham\/day-cap-dien\/\">D\u00e2y c\u00e1p \u0111i\u1ec7n<\/a><\/span>: V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n kh\u00f4ng ng\u1eebng c\u1ee7a k\u1ef9 thu\u1eadt m\u00e1y t\u00ednh v\u00e0 m\u1ea1ng, ngo\u00e0i vi\u1ec7c c\u00e2n nh\u1eafc \u0111\u1ebfn s\u1ef1 an to\u00e0n c\u1ee7a ph\u00f2ng m\u00e1y t\u00ednh, ng\u01b0\u1eddi ta ng\u00e0y c\u00e0ng s\u1eed d\u1ee5ng c\u00e1p ch\u1ed1ng ch\u00e1y kh\u00f4ng ch\u1ee9a halogen v\u00e0 c\u00e1p li\u00ean k\u1ebft ngang silane. B\u1edfi v\u00ec nh\u1ef1a EVA c\u00f3 kh\u1ea3 n\u0103ng dung n\u1ea1p ch\u1ea5t \u0111\u1ed9n v\u00e0 kh\u1ea3 n\u0103ng li\u00ean k\u1ebft ngang t\u1ed1t, n\u00ean n\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c lo\u1ea1i c\u00e1p ch\u1ed1ng ch\u00e1y kh\u00f4ng ch\u1ee9a halogen, c\u00e1p \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 b\u1eb1ng ch\u1ea5t b\u00e1n d\u1eabn v\u00e0 c\u00e1p li\u00ean k\u1ebft ngang silan hai b\u01b0\u1edbc. Ngo\u00e0i ra, nh\u1ef1a EVA c\u00f2n \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 l\u00e0m v\u1ecf b\u1ecdc cho m\u1ed9t s\u1ed1 lo\u1ea1i c\u00e1p \u0111\u1eb7c bi\u1ec7t. Nh\u1ef1a EVA \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong d\u00e2y v\u00e0 c\u00e1p th\u01b0\u1eddng c\u00f3 h\u00e0m l\u01b0\u1ee3ng vinyl axetat t\u1eeb 12% \u0111\u1ebfn 24%.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">(4) \u0110\u1ed3 ch\u01a1i: Nh\u1ef1a EVA c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong \u0111\u1ed3 ch\u01a1i, ch\u1eb3ng h\u1ea1n nh\u01b0 b\u00e1nh xe tr\u1ebb em, \u0111\u1ec7m gh\u1ebf.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">(5) Keo n\u00f3ng ch\u1ea3y. Keo n\u00f3ng ch\u1ea3y v\u1edbi th\u00e0nh ph\u1ea7n ch\u00ednh l\u00e0 nh\u1ef1a EVA, do kh\u00f4ng ch\u1ee9a dung m\u00f4i n\u00ean kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng, \u0111\u1ed9 an to\u00e0n cao n\u00ean r\u1ea5t ph\u00f9 h\u1ee3p v\u1edbi d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t l\u1eafp r\u00e1p t\u1ef1 \u0111\u1ed9ng n\u00ean \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong \u0111\u00f3ng s\u00e1ch ho\u00e0n thi\u1ec7n, n\u1ed9i th\u1ea5t d\u00e1n c\u1ea1nh, l\u1eafp r\u00e1p \u00f4 t\u00f4 v\u00e0 thi\u1ebft b\u1ecb gia d\u1ee5ng, \u0111\u00f3ng gi\u00e0y, ph\u1ee7 th\u1ea3m v\u00e0 ph\u1ee7 ch\u1ed1ng \u0103n m\u00f2n kim lo\u1ea1i.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">(6) Nh\u1eefng ng\u01b0\u1eddi kh\u00e1c. Nh\u1ef1a EVA c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c l\u0129nh v\u1ef1c m\u1ef1c in, h\u00e0nh l\u00fd, v\u1ecf chai r\u01b0\u1ee3u, v.v. Ng\u01b0\u1eddi ta \u01b0\u1edbc t\u00ednh r\u1eb1ng m\u1ee9c ti\u00eau th\u1ee5 nh\u1ef1a EVA trong c\u00e1c l\u0129nh v\u1ef1c n\u00e0y kh\u00f4ng d\u01b0\u1edbi 15 kt.<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">\u2460 Ph\u1ea7n m\u00f4 t\u1ea3 nguy\u00ean li\u1ec7u (M\u1ee9c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt: N\u00f3ng ch\u1ea3y: M\u00e0u s\u1eafc b\u00ean ngo\u00e0i)<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">H\u1ee3p ch\u1ea5t, \u00e9p \u0111\u00f9n, ch\u1ea5t k\u1ebft d\u00ednh, ch\u1ea5t b\u1ecbt k\u00edn v\u00e0 h\u1ed7n h\u1ee3p s\u00e1p<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Ghi ch\u00fa =&gt; Ch\u1ea5t \u1ed5n \u0111\u1ecbnh nhi\u1ec7t: Ch\u1ea5t ch\u1ed1ng oxy h\u00f3a c\u1ee7a BHT<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">\u2461\u0110i\u1ec1u ki\u1ec7n x\u1eed l\u00fd\u00a0<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">\u2462D\u1eef li\u1ec7u k\u1ef9 thu\u1eadt nguy\u00ean li\u1ec7u th\u00f4<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">M\u1ee5c hi\u1ec7u su\u1ea5t \u0110i\u1ec1u ki\u1ec7n ki\u1ec3m tra; Ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra; D\u1eef li\u1ec7u ki\u1ec3m tra; \u0110\u01a1n v\u1ecb d\u1eef li\u1ec7u<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">T\u00ednh ch\u1ea5t v\u1eadt l\u00fd: T\u1ef7 tr\u1ecdng ASTM D-792\/ISO 1183 0,957 g\/cm3<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">T\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y 190\/2.16kg ASTM D-1238\/ISO 1133 43 g\/10 ph\u00fat h\u00e0m l\u01b0\u1ee3ng VA 32 %<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">T\u00ednh ch\u1ea5t nhi\u1ec7t: \u0110i\u1ec3m n\u00f3ng ch\u1ea3y (DSC) ASTM D-3418\/ISO 3146 63(145) \u2103(\u00b0F)<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">\u0110i\u1ec3m h\u00f3a m\u1ec1m: Vicat ASTM D-1525\/ISO 306 36(97) \u2103(\u00b0F)<\/span><\/p>\n<p><span style=\"font-size: 12pt;\">Qu\u00fd kh\u00e1ch h\u00e0ng c\u00f3 th\u1ec3 quan t\u00e2m: <a href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-pp\/\"><span style=\"color: #0000ff;\">H\u1ea1t nh\u1ef1a PP<\/span><\/a><\/span><\/p>\n<table style=\"border-collapse: collapse; width: 100%;\">\n<tbody>\n<tr>\n<td style=\"width: 50%;\"><span style=\"font-size: 12pt;\">T\u1ed5ng th\u1ec3<\/span><\/td>\n<td style=\"width: 50%;\"><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\"><span style=\"font-size: 12pt;\">khu v\u1ef1c cung c\u1ea5p<\/span><\/td>\n<td style=\"width: 50%;\"><span style=\"font-size: 12pt;\">Ch\u00e2u \u00e1 Th\u00e1i B\u00ecnh D\u01b0\u01a1ng<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\"><span style=\"font-size: 12pt;\">\u0110\u1eb7c tr\u01b0ng<\/span><\/td>\n<td style=\"width: 50%;\"><span style=\"font-size: 12pt;\">kh\u1ea3 n\u0103ng k\u1ebft d\u00ednh<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\"><span style=\"font-size: 12pt;\">s\u1eed d\u1ee5ng<\/span><\/td>\n<td style=\"width: 50%;\"><span style=\"font-size: 12pt;\">D\u00ednh<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 50%;\"><span style=\"font-size: 12pt;\">X\u1ebfp h\u1ea1ng \u0111\u1ea1i l\u00fd<\/span><\/td>\n<td style=\"width: 50%;\">\n<div class=\"para\"><span style=\"font-size: 12pt;\">FDA 21 CFR 175.105<\/span><\/div>\n<div class=\"para\"><span style=\"font-size: 12pt;\">FDA 21 CFR 177.1350<\/span><\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4><span class=\"ez-toc-section\" id=\"Nhua_EVA_co_nhieu_muc_dich_su_dung_thong_thuong_co_the_chia_thanh_cac_muc_dich_su_dung_sau_theo_ty_le_ham_luong_vinyl_axetat\"><\/span><span style=\"color: #0000ff; font-size: 12pt;\"><em><strong>Nh\u1ef1a EVA c\u00f3 nhi\u1ec1u m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng, th\u00f4ng th\u01b0\u1eddng c\u00f3 th\u1ec3 chia th\u00e0nh c\u00e1c m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng sau theo t\u1ef7 l\u1ec7 h\u00e0m l\u01b0\u1ee3ng vinyl axetat:<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li><span style=\"font-size: 12pt;\">1) EVA c\u00f3 h\u00e0m l\u01b0\u1ee3ng VA d\u01b0\u1edbi 5%, s\u1ea3n ph\u1ea9m ch\u00ednh l\u00e0 m\u00e0ng, d\u00e2y v\u00e0 c\u00e1p, ch\u1ea5t bi\u1ebfn t\u00ednh LDPE, ch\u1ea5t k\u1ebft d\u00ednh.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">2) EVA v\u1edbi h\u00e0m l\u01b0\u1ee3ng VA t\u1eeb 5% ~ 10%, s\u1ea3n ph\u1ea9m l\u00e0 m\u00e0ng \u0111\u00e0n h\u1ed3i, s\u1ea3n ph\u1ea9m \u00e9p phun v\u00e0 t\u1ea1o b\u1ecdt.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">3) EVA c\u00f3 h\u00e0m l\u01b0\u1ee3ng VA t\u1eeb 20% ~ 28% ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c s\u1ea3n ph\u1ea9m s\u01a1n v\u00e0 ch\u1ea5t k\u1ebft d\u00ednh n\u00f3ng ch\u1ea3y.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">4) EVA v\u1edbi h\u00e0m l\u01b0\u1ee3ng VA t\u1eeb 28% -33%, v\u1eadt li\u1ec7u quang \u0111i\u1ec7n, ch\u1ea5t k\u1ebft d\u00ednh pin m\u1eb7t tr\u1eddi.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">5) EVA v\u00e0 ch\u1ea5t k\u1ebft d\u00ednh c\u00f3 h\u00e0m l\u01b0\u1ee3ng VA t\u1eeb 38% -40%.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">6) H\u00e0m l\u01b0\u1ee3ng VA l\u00e0 5% ~ 45%.S\u1ea3n ph\u1ea9m ch\u00ednh l\u00e0 m\u00e0ng (bao g\u1ed3m c\u1ea3 m\u00e0ng n\u00f4ng nghi\u1ec7p) v\u00e0 t\u1ea5m, \u00e9p phun, s\u1ea3n ph\u1ea9m \u0111\u00fac, s\u1ea3n ph\u1ea9m t\u1ea1o b\u1ecdt, keo n\u00f3ng ch\u1ea3y.<\/span><\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"Phan_loai_theo_muc_dich_su_dung_hat_nhua_EVA\"><\/span><span style=\"color: #0000ff; font-size: 12pt;\"><em><strong>Ph\u00e2n lo\u1ea1i theo m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng h\u1ea1t nh\u1ef1a EVA:<\/strong><\/em><\/span><span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li><span style=\"font-size: 12pt;\">(1) M\u00e0ng, t\u1ea5m v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m nhi\u1ec1u l\u1edbp: c\u00f3 kh\u1ea3 n\u0103ng b\u1ecbt k\u00edn, k\u1ebft d\u00ednh, m\u1ec1m m\u1ea1i, d\u1ebbo dai v\u00e0 co ng\u00f3t, th\u00edch h\u1ee3p l\u00e0m m\u00e0ng bao b\u00ec \u0111\u00e0n h\u1ed3i, m\u00e0ng co nhi\u1ec7t, m\u00e0ng n\u00f4ng nghi\u1ec7p, m\u00e0ng bao b\u00ec th\u1ef1c ph\u1ea9m, m\u00e0ng nhi\u1ec1u l\u1edbp, c\u00f3 th\u1ec3 d\u00f9ng l\u00e0m l\u1edbp gi\u1eefa l\u1edbp m\u00e0ng nhi\u1ec1u l\u1edbp polyolefin.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">(2) V\u1eadt t\u01b0 th\u00f4ng th\u01b0\u1eddng: C\u00f3 \u01b0u \u0111i\u1ec3m l\u00e0 m\u1ec1m d\u1ebbo, ch\u1ed1ng n\u1ee9t \u1ee9ng su\u1ea5t m\u00f4i tr\u01b0\u1eddng, ch\u1ed1ng ch\u1ecbu th\u1eddi ti\u1ebft t\u1ed1t, th\u00edch h\u1ee3p l\u00e0m v\u1eadt li\u1ec7u c\u00f4ng nghi\u1ec7p nh\u01b0 t\u00fai c\u00e1ch \u0111i\u1ec7n d\u00e2y \u0111i\u1ec7n, ph\u1ee5 ki\u1ec7n \u0111\u1ed3 gia d\u1ee5ng, v\u1eadt li\u1ec7u d\u00e1n c\u1eeda s\u1ed5.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">(3) H\u00e0ng h\u00f3a linh tinh h\u00e0ng ng\u00e0y bao g\u1ed3m \u0111\u1ed3 th\u1ec3 thao, \u0111\u1ed3 ch\u01a1i, \u0111\u1ec7m, th\u1eaft l\u01b0ng, v\u1ecf h\u1ed9p k\u00edn, b\u00f3ng cao su EVA.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">(4) Ph\u1ee5 t\u00f9ng \u00f4 t\u00f4 bao g\u1ed3m gi\u1ea3m x\u00f3c, ch\u1eafn b\u00f9n, ph\u1ee5 ki\u1ec7n trang tr\u00ed n\u1ed9i ngo\u1ea1i th\u1ea5t.<\/span><\/li>\n<li><span style=\"font-size: 12pt;\">(5) S\u1ea3n ph\u1ea9m t\u1ea1o b\u1ecdt: t\u1ea1o b\u1ecdt \u0111i\u1ec1u \u00e1p bao g\u1ed3m d\u00e9p nh\u1ef1a x\u1ed1p, d\u00e9p, v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng, v.v. Phun b\u1ecdt c\u00f3 nhi\u1ec1u b\u1ed9 ph\u1eadn c\u00f4ng nghi\u1ec7p, \u0111\u1ebf gi\u00e0y c\u1ee7a ph\u1ee5 n\u1eef, ch\u1ea5t k\u1ebft d\u00ednh n\u00f3ng ch\u1ea3y.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 12pt;\">\u0110\u00fac ch\u1ea5t \u0111\u1ed3ng tr\u00f9ng h\u1ee3p ethylene-vinyl axetat, <\/span><span style=\"font-size: 12pt;\">EVA c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng c\u00e1ch \u00e9p phun, \u00e9p \u0111\u00f9n, \u0111\u00fac th\u1ed5i, l\u1eadp l\u1ecbch, \u00e9p n\u00f3ng ch\u00e2n kh\u00f4ng quay, t\u1ea1o b\u1ecdt, s\u01a1n ph\u1ee7, h\u00e0n nhi\u1ec7t, h\u00e0n.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>M\u1ee5c l\u1ee5c H\u1ea1t nh\u1ef1a EVA nguy\u00ean sinh C\u1ea5u t\u1ea1o h\u1ea1t nh\u1ef1a EVAT\u00ednh n\u0103ng h\u1ea1t nh\u1ef1a EVAPh\u01b0\u01a1ng ph\u00e1p polyme h\u00f3a EVA:\u1ee8ng d\u1ee5ng h\u1ea1t nh\u1ef1a EVANh\u1ef1a EVA c\u00f3 nhi\u1ec1u m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng, th\u00f4ng th\u01b0\u1eddng c\u00f3 th\u1ec3 chia th\u00e0nh c\u00e1c m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng sau theo t\u1ef7 l\u1ec7 h\u00e0m l\u01b0\u1ee3ng vinyl axetat:Ph\u00e2n lo\u1ea1i theo m\u1ee5c \u0111\u00edch s\u1eed &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/dpm360.com\/san-pham\/hat-nhua-eva\/\" class=\"more-link\">\u0110\u1ecdc ti\u1ebfp<span class=\"screen-reader-text\"> &#8220;H\u1ea1t nh\u01b0a EVA nguy\u00ean sinh&#8221;<\/span><\/a><\/p>\n","protected":false},"featured_media":4352,"comment_status":"open","ping_status":"closed","template":"","meta":[],"yoast_head":"\n<title>H\u1ea1t nh\u01b0a EVA nguy\u00ean sinh - 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