{"id":39,"date":"2019-04-18T19:16:52","date_gmt":"2019-04-18T12:16:52","guid":{"rendered":"https:\/\/www.baohotoandien.com\/blog\/?p=39"},"modified":"2025-01-12T11:07:53","modified_gmt":"2025-01-12T04:07:53","slug":"eva","status":"publish","type":"post","link":"https:\/\/baohotoandien.com\/blog\/eva\/","title":{"rendered":"E.V.A"},"content":{"rendered":"

E.V.A l\u00e0 g\u00ec?<\/h2>\n

E.V.A<\/strong> l\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u h\u1ea1t nh\u1ef1a (Ethylene Vinyl Acetate Copolymer) k\u1ebft h\u1ee3p gi\u1eefa Ethylene v\u00e0 Acetate<\/strong> v\u00e0 \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t qua ph\u1ea3n \u1ee9ng tr\u00f9ng h\u1ee3p d\u01b0\u1edbi \u00e1p su\u1ea5t 2.500 atm. \u0110\u1eb7c t\u00ednh \u0111\u00e0n h\u1ed3i, d\u1ebbo dai c\u1ee7a EVA (t\u00f9y t\u1ec9 l\u1ec7 k\u1ebft h\u1ee3p v\u1edbi c\u00e1c lo\u1ea1i h\u1ea1t nh\u1ef1a kh\u00e1c) \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong ng\u00e0nh may m\u1eb7c, gi\u00e0y d\u00e9p, c\u00f4ng nghi\u1ec7p ph\u1ee5 tr\u1ee3… Ha\u0303y cu\u0300ng yo88<\/a> ti\u0300m hi\u00ea\u0309u s\u00e2u trong ba\u0300i vi\u00ea\u0301t d\u01b0\u01a1\u0301i \u0111\u00e2y.<\/span><\/p>\n

\"EVA
EVA l\u00e0 g\u00ec?<\/figcaption><\/figure>\n

C\u00f9ng v\u1edbi l\u1edbp\u00a0v\u1ea3i COOLMAX<\/a>, E.V.A<\/strong> \u0111\u00f3ng m\u1ed9t vai tr\u00f2 \u0111\u00e1ng k\u1ec3 gi\u00fap t\u1ea1o n\u00ean t\u00ednh b\u1ea3o v\u1ec7 tuy\u1ec7t v\u1eddi c\u1ee7a c\u00e1c \u0111\u00f4i\u00a0gi\u00e0y b\u1ea3o h\u1ed9 ch\u00ednh h\u00e3ng Safety Jogger<\/a>.<\/p>\n

D\u1ef1a tr\u00ean th\u00e0nh ph\u1ea7n Carbon v\u00e0 Hydro, Oxy, ta ph\u00e2n th\u00e0nh 2 d\u00f2ng h\u1ea1t nh\u1ef1a. Ph\u00e2n c\u1ef1c v\u00e0 kh\u00f4ng ph\u00e2n c\u1ef1c. Th\u01b0\u1eddng th\u00ec nh\u00f3m ph\u00e2n c\u1ef1c ch\u1ec9 v\u1edbi th\u1ec3 tr\u1ed9n l\u1eabn c\u00f3 nh\u00f3m ph\u00e2n c\u1ef1c, nh\u01b0: PP, LDPE, LLDPE, HDPE. T\u01b0\u01a1ng t\u1ef1 nh\u00f3m kh\u00f4ng ph\u00e2n c\u1ef1c nh\u01b0 Nylon v\u00e0 Polyester c\u0169ng ch\u1ec9 tr\u1ed9n \u0111\u01b0\u1ee3c s\u1edf h\u1eefu nh\u00f3m kh\u00f4ng ph\u00e2n c\u1ef1c m\u00e0 th\u00f4i.<\/p>\n

\"C\u00f4ng
C\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc c\u1ee7a EVA<\/figcaption><\/figure>\n

Nh\u01b0ng E.V.A c\u00f3 th\u1ec3 mang \u0111i tr\u1ed9n l\u1eabn v\u1edbi c\u00e1c d\u00f2ng h\u1ea1t nh\u1ef1a v\u00e0 c\u00e1c ch\u1ea5t ph\u1ee5 gia kh\u00e1c m\u1ed9t c\u00e1ch h\u00e0i h\u00f2a \u0111\u1ec3 t\u1ea1o lo\u1ea1i v\u1eadt li\u1ec7u c\u00f3 \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd v\u01b0\u1ee3t tr\u1ed9i. T\u00f9y v\u00e0o y\u00eau c\u1ea7u, ta l\u1ef1a ch\u1ecdn t\u1ef7 l\u1ec7 k\u1ebft h\u1ee3p gi\u1eefa Ethylene v\u00e0 VA sao cho ph\u00f9 h\u1ee3p. Th\u01b0\u1eddng \u1edf m\u1ee9c 7 – 60%. T\u1ef7 tr\u1ecdng VA c\u00e0ng cao th\u00ec E.V.A c\u00e0ng g\u1ea7n v\u1edbi Cao su. M\u1eadt \u0111\u1ed9 v\u00e0 \u0111\u1ed9 \u0111\u00e0n h\u1ed3i n\u00e2ng cao r\u00f5 h\u1ec7t. T\u1ef7 tr\u1ecdng VA \u00edt th\u00ec E.V.A c\u00e0ng mang nh\u1eefng \u0111\u1eb7c t\u00ednh c\u1ee7a PE.<\/p>\n

\u0110\u1eb7c t\u00ednh c\u1ee7a E.V.A d\u1ebbo dai v\u00e0 m\u1ec1m m\u1ea1i.<\/strong><\/h2>\n

Nh\u1edd h\u00e0m l\u01b0\u1ee3ng V.A c\u00e0ng cao, t\u00ednh linh ho\u1ea1t c\u00e0ng cao<\/strong>. N\u1ebfu so v\u1edbi Cao su th\u00ec E.V.A NH\u1eb8 H\u01a0N, TRONG H\u01a0N v\u00e0 KH\u00d4NG \u0110\u1ed8C H\u1ea0I v\u00e0 v\u1eabn \u0111\u1ea3m b\u1ea3o KH\u1ea2 N\u0102NG CH\u1ecaU L\u1ef0C. Tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 v\u00e0 gi\u00e1 th\u00e0nh cung \u1ee9ng t\u1ed1t c\u0169ng l\u00e0 \u01b0u \u0111i\u1ec3m \u0111\u00e1ng k\u1ec3.<\/p>\n

Gi\u00e0y b\u1ea3o h\u1ed9 cho ng\u00e0nh b\u1ebfp – Bestlight<\/a> si\u00eau nh\u1eb9 nh\u1edd l\u00e0m t\u1eeb v\u1eadt li\u1ec7u E.V.A\u00a0 thay th\u1ebf cho ch\u1ea5t da th\u1eadt \u0111\u1eaft \u0111\u1ecf m\u00e0 n\u1eb7ng h\u01a1n<\/em><\/p>\n

\"\"<\/p>\n

E.V.A d\u00f9ng \u0111\u1ec3 l\u00e0m g\u00ec?<\/strong><\/h2>\n

D\u1ec5 th\u1ea5y nh\u1ea5t l\u00e0 trong gi\u00e0y d\u00e9p, balo,… Do \u0111\u1eb7c t\u00ednh x\u1ed1p, m\u1ec1m m\u1ea1i v\u00e0 h\u1ea5p ph\u1ee5 l\u1ef1c t\u1ed1t. E.V.A \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 l\u00e0 v\u1eadt li\u1ec7u b\u1ea3o h\u1ed9 v\u00e0 ch\u1ecbu l\u1ef1c<\/strong> trong th\u1ec3 thao v\u00e0 lao \u0111\u1ed9ng. B\u00ean c\u1ea1nh \u0111\u00f3, d\u1ec5 d\u00e0ng s\u1ea3n xu\u1ea5t v\u00e0 r\u1ed9ng r\u00e3i ch\u1ee7ng m\u1eabu E.V.A v\u1edbi nh\u1eefng \u0111\u1eb7c t\u00ednh kh\u00e1c nhau. Nguy\u00ean li\u1ec7u n\u00e0y \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i v\u00e0 v\u1eadn d\u1ee5ng r\u1ed9ng r\u00e3i:<\/p>\n