{"id":135339,"date":"2024-12-11T11:37:00","date_gmt":"2024-12-11T03:37:00","guid":{"rendered":"https:\/\/www.alpapowder.com\/135339\/"},"modified":"2024-12-11T11:37:01","modified_gmt":"2024-12-11T03:37:01","slug":"bot-talc-co-cong-dung-gi-trong-viec-cai-tien-nhua","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/135339\/","title":{"rendered":"B\u1ed9t talc c\u00f3 c\u00f4ng d\u1ee5ng g\u00ec trong vi\u1ec7c c\u1ea3i ti\u1ebfn nh\u1ef1a?"},"content":{"rendered":"

\"\"<\/p>\n

S\u1ea3n ph\u1ea9m quan tr\u1ecdng nh\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nh\u1ef1a l\u00e0 s\u1ea3n ph\u1ea9m nghi\u1ec1n m\u1ecbn m\u00e0u tr\u1eafng c\u00f3 th\u1ec3 t\u1ea1o ra c\u1ea5u tr\u00fac d\u1ea1ng v\u1ea3y. Do c\u1ea5u tr\u00fac d\u1ea1ng v\u1ea3y \u0111\u1eb7c bi\u1ec7t, b\u1ed9t talc l\u00e0 v\u1eadt li\u1ec7u gia c\u01b0\u1eddng hi\u1ec7u qu\u1ea3 trong nh\u1ef1a. N\u00f3 c\u00f3 th\u1ec3 mang l\u1ea1i cho nh\u1ef1a \u0111\u1ed9 c\u1ee9ng cao h\u01a1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng b\u1ea5t k\u1ec3 nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng hay nhi\u1ec7t \u0111\u1ed9 cao. H\u01a1n n\u1eefa, b\u1ed9t talc m\u1ecbn c\u00f3 c\u1ea5u tr\u00fac d\u1ea1ng v\u1ea3y m\u00e0u tr\u1eafng c\u0169ng c\u00f3 \u0111\u1ed9 b\u00f3ng r\u1eafn t\u1ed1t.<\/p>\n

\u1ea2nh h\u01b0\u1edfng c\u1ee7a b\u1ed9t talc \u0111\u1ebfn t\u00ednh ch\u1ea5t c\u1ee7a nh\u1ef1a Vi\u1ec7c b\u1ed5 sung b\u1ed9t talc c\u00f3 th\u1ec3 thay \u0111\u1ed5i nhi\u1ec1u t\u00ednh ch\u1ea5t c\u1ee7a nh\u1ef1a, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ed9 co ng\u00f3t khi \u0111\u00fac, \u0111\u1ed9 c\u1ee9ng b\u1ec1 m\u1eb7t, m\u00f4 \u0111un u\u1ed1n, \u0111\u1ed9 b\u1ec1n k\u00e9o, \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp, nhi\u1ec7t \u0111\u1ed9 bi\u1ebfn d\u1ea1ng nhi\u1ec7t, quy tr\u00ecnh \u0111\u00fac v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc c\u1ee7a s\u1ea3n ph\u1ea9m.<\/p>\n

\u1ee8ng d\u1ee5ng trong nh\u1ef1a polypropylene (PP)<\/p>\n

Talc th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m \u0111\u1ea7y polypropylene. Talc c\u00f3 c\u1ea5u tr\u00fac d\u1ea1ng v\u1ea3y \u0111\u1eb7c tr\u01b0ng c\u1ee7a c\u1ea5u h\u00ecnh d\u1ea1ng v\u1ea3y m\u1ecfng, do \u0111\u00f3 talc c\u00f3 k\u00edch th\u01b0\u1edbc h\u1ea1t m\u1ecbn h\u01a1n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t \u0111\u1ed9n gia c\u01b0\u1eddng cho polypropylene.<\/p>\n

Th\u00eam m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf talc v\u00e0o polypropylene c\u0169ng c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t t\u00e1c nh\u00e2n t\u1ea1o h\u1ea1t, c\u1ea3i thi\u1ec7n \u0111\u1ed9 k\u1ebft tinh c\u1ee7a polypropylene, do \u0111\u00f3 c\u1ea3i thi\u1ec7n c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc c\u1ee7a polypropylene. Ngo\u00e0i ra, do c\u1ea3i thi\u1ec7n \u0111\u1ed9 k\u1ebft tinh v\u00e0 tinh ch\u1ebf h\u1ea1t, \u0111\u1ed9 trong su\u1ed1t c\u1ee7a polypropylen c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n.<\/p>\n

\u1ee8ng d\u1ee5ng trong nh\u1ef1a polyethylene (PE)<\/p>\n

Talc l\u00e0 m\u1ed9t lo\u1ea1i silicat magi\u00ea t\u1ef1 nhi\u00ean. C\u1ea5u tr\u00fac vi m\u00f4 \u0111\u1ed9c \u0111\u00e1o c\u1ee7a n\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng n\u01b0\u1edbc nh\u1ea5t \u0111\u1ecbnh v\u00e0 \u0111\u1ed9 tr\u01a1 h\u00f3a h\u1ecdc cao, do \u0111\u00f3 n\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n h\u00f3a h\u1ecdc v\u00e0 t\u00ednh ch\u1ea5t tr\u01b0\u1ee3t t\u1ed1t.<\/p>\n

Vi\u1ec7c th\u00eam c\u00e1c t\u1ef7 l\u1ec7 b\u1ed9t talc kh\u00e1c nhau s\u1ebd c\u00f3 t\u00e1c d\u1ee5ng kh\u00e1c nhau \u0111\u1ebfn c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a v\u1eadt li\u1ec7u polyethylene v\u00e0 t\u1ef7 l\u1ec7 b\u1ed5 sung l\u00e0 10%-15% \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 t\u1ed1t nh\u1ea5t.<\/p>\n

\u0110\u1ed1i v\u1edbi m\u00e0ng th\u1ed5i polyethylene, vi\u1ec7c l\u00e0m \u0111\u1ea7y b\u1ed9t talc si\u00eau m\u1ecbn t\u1ed1t h\u01a1n c\u00e1c ch\u1ea5t \u0111\u1ed9n kh\u00e1c, d\u1ec5 t\u1ea1o h\u00ecnh v\u00e0 kh\u1ea3 n\u0103ng gia c\u00f4ng t\u1ed1t. H\u01a1n n\u1eefa, lo\u1ea1i m\u00e0ng n\u00e0y c\u00f3 th\u1ec3 gi\u1ea3m 80% \u0111\u1ed9 th\u1ea5m oxy, \u0111\u1eb7c bi\u1ec7t th\u00edch h\u1ee3p \u0111\u1ec3 \u0111\u00f3ng g\u00f3i c\u00e1c lo\u1ea1i th\u1ef1c ph\u1ea9m c\u00f3 ch\u1ee9a d\u1ea7u nh\u01b0 \u0111\u1eadu ph\u1ed9ng v\u00e0 \u0111\u1eadu t\u1eb1m, do \u0111\u00f3 ch\u00fang s\u1ebd kh\u00f4ng ti\u1ebft ra d\u1ea7u ho\u1eb7c b\u1ecb h\u01b0 h\u1ecfng trong th\u1eddi gian d\u00e0i. Lo\u1ea1i m\u00e0ng n\u00e0y c\u00f3 th\u1ec3 gi\u1ea3m 70% \u0111\u1ed9 th\u1ea5m h\u01a1i n\u01b0\u1edbc v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng \u1ea9m t\u1ed1t, r\u1ea5t th\u00edch h\u1ee3p cho v\u1ea3i ch\u1ed1ng \u1ea9m \u0111\u1ecba k\u1ef9 thu\u1eadt ng\u1ea7m v\u00e0 c\u0169ng \u0111\u1ec3 \u0111\u00f3ng g\u00f3i th\u1ef1c ph\u1ea9m.<\/p>\n

\u1ee8ng d\u1ee5ng trong nh\u1ef1a ABS<\/p>\n

Nh\u1ef1a ABS l\u00e0 m\u1ed9t lo\u1ea1i polyme v\u00f4 \u0111\u1ecbnh h\u00ecnh c\u00f3 kh\u1ea3 n\u0103ng gia c\u00f4ng \u0111\u00fac tuy\u1ec7t v\u1eddi nh\u01b0 polystyrene; n\u00f3 c\u00f3 \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp t\u1ed1t, kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 th\u1ea5p t\u1ed1t, \u0111\u1ed9 b\u1ec1n k\u00e9o cao v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng bi\u1ebfn d\u1ea1ng t\u1ed1t.<\/p>\n

\u0110\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t hi\u1ec7n c\u00f3 c\u1ee7a ABS, m\u1ecdi ng\u01b0\u1eddi \u0111\u00e3 ti\u1ebfn h\u00e0nh nghi\u00ean c\u1ee9u s\u00e2u r\u1ed9ng v\u1ec1 vi\u1ec7c c\u1ea3i ti\u1ebfn ABS. V\u00ed d\u1ee5, t\u1ea5m v\u1ec9 b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n \u00f4 t\u00f4 \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng c\u00e1ch pha tr\u1ed9n ABS v\u00e0 PVC, v\u00e0 da b\u1ecdc h\u00e0nh l\u00fd gi\u1ea3 \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng c\u00e1ch pha tr\u1ed9n ABS v\u00e0 PVC, kh\u00f4ng ch\u1ec9 c\u00f3 \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 d\u1ebbo dai cao m\u00e0 c\u00f2n c\u00f3 th\u1ec3 duy tr\u00ec \u0111\u1ed9 b\u1ec1n c\u1ee7a c\u00e1c hoa v\u0103n b\u1ec1 m\u1eb7t.<\/p>\n

V\u1eadt li\u1ec7u pha tr\u1ed9n n\u00e0y \u0111\u01b0\u1ee3c l\u00e0m \u0111\u1ea7y b\u1eb1ng canxi cacbonat si\u00eau m\u1ecbn ho\u1eb7c b\u1ed9t talc si\u00eau m\u1ecbn, c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp kh\u00eda v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng r\u00e1ch c\u1ee7a v\u1eadt li\u1ec7u pha tr\u1ed9n. V\u00ed d\u1ee5, th\u00eam 5%-15% b\u1ed9t talc si\u00eau m\u1ecbn ho\u1eb7c canxi cacbonat c\u00f3 th\u1ec3 t\u0103ng \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp kh\u00eda l\u00ean 2-4 l\u1ea7n.<\/p>\n

\u1ee8ng d\u1ee5ng trong nh\u1ef1a polystyrene (PS)<\/p>\n

Polystyrene \u0111a d\u1ee5ng ch\u01b0a bi\u1ebfn \u0111\u1ed5i l\u00e0 m\u1ed9t lo\u1ea1i polyme v\u00f4 \u0111\u1ecbnh h\u00ecnh. N\u00f3 c\u1ee9ng v\u00e0 gi\u00f2n, nh\u01b0ng c\u00f3 \u0111\u1eb7c t\u00ednh \u0111i\u1ec7n t\u1ed1t, kh\u1ea3 n\u0103ng ch\u1ed1ng l\u00e3o h\u00f3a v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc cao. Nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 \u0111\u1ed9 gi\u00f2n cao v\u00e0 nh\u1ea1y c\u1ea3m v\u1edbi n\u1ee9t \u1ee9ng su\u1ea5t m\u00f4i tr\u01b0\u1eddng.<\/p>\n

Th\u00eam b\u1ed9t talc si\u00eau m\u1ecbn c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp, \u0111i\u1ec1u ch\u1ec9nh l\u01b0u bi\u1ebfn, c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 m\u00f4 \u0111un u\u1ed1n v\u00e0 c\u0169ng c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n k\u00e9o.<\/p>\n

\u1ee8ng d\u1ee5ng trong nh\u1ef1a nylon (PA)<\/p>\n

\u0110\u1ed1i v\u1edbi nylon (polyamide), ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111\u1eb7c bi\u1ec7t ch\u00fa \u00fd \u0111\u1ebfn \u0111\u1ed9 b\u1ec1n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n c\u1ee7a lo\u1ea1i nh\u1ef1a n\u00e0y. Nylon n\u00f3i chung l\u00e0 c\u1ee9ng, t\u01b0\u01a1ng t\u1ef1 nh\u01b0 keratin, c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n t\u1ed1t v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc cao. Nh\u1eefng \u0111\u1eb7c t\u00ednh n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n th\u00eam b\u1eb1ng ch\u1ea5t \u0111\u1ed9n ho\u1eb7c ch\u1ea5t gia c\u01b0\u1eddng.<\/p>\n

\u1ee8ng d\u1ee5ng trong nh\u1ef1a polyvinyl clorua (PVC)<\/p>\n

Vi\u1ec7c nh\u1ed3i polyvinyl clorua b\u1eb1ng b\u1ed9t th\u00f4ng th\u01b0\u1eddng \u0111\u00e3 r\u1ea5t ph\u1ed5 bi\u1ebfn. V\u00ed d\u1ee5, trong s\u1ea3n xu\u1ea5t \u1ed1ng polyvinyl clorua c\u1ee9ng, l\u01b0\u1ee3ng canxi cacbonat \u0111\u01b0\u1ee3c nh\u1ed3i c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1edbi 40%, nh\u01b0ng \u0111\u1ed9 b\u1ec1n k\u00e9o v\u00e0 \u0111\u1ed9 b\u1ec1n va \u0111\u1eadp c\u1ee7a polyvinyl clorua s\u1ebd b\u1ecb gi\u1ea3m. N\u1ebfu b\u1ed9t talc c\u00f3 k\u00edch th\u01b0\u1edbc h\u1ea1t trung b\u00ecnh l\u00e0 5 micron, t\u1ee9c l\u00e0 2000 l\u01b0\u1edbi, \u0111\u01b0\u1ee3c th\u00eam v\u00e0o m\u1ed9t ph\u1ea7n th\u1ec3 t\u00edch l\u00e0 40%-45%, c\u00f3 th\u1ec3 th\u1ea5y r\u1eb1ng gi\u1edbi h\u1ea1n ch\u1ea3y c\u1ee7a v\u1eadt li\u1ec7u th\u1eadm ch\u00ed c\u00f2n cao h\u01a1n c\u1ea3 gi\u1edbi h\u1ea1n g\u00e3y ban \u0111\u1ea7u, \u0111i\u1ec1u n\u00e0y c\u00f3 t\u00e1c d\u1ee5ng gia c\u01b0\u1eddng \u0111\u00e1ng k\u1ec3 cho h\u1ec7 th\u1ed1ng polyvinyl clorua.<\/p>\n","protected":false},"excerpt":{"rendered":"

Talc th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 \u0111\u1ed9n polypropylene. Talc c\u00f3 c\u1ea5u tr\u00fac d\u1ea1ng v\u1ea3y \u0111\u1eb7c tr\u01b0ng c\u1ee7a c\u1ea5u h\u00ecnh v\u1ea3y m\u1ecfng, do \u0111\u00f3 talc c\u00f3 k\u00edch th\u01b0\u1edbc h\u1ea1t m\u1ecbn h\u01a1n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m ch\u1ea5t \u0111\u1ed9n gia c\u1ed1 cho polypropylene.<\/p>\n","protected":false},"author":7,"featured_media":135302,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[852],"tags":[],"class_list":["post-135339","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cong-nghiep-tin-tuc-vi"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/135339","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/comments?post=135339"}],"version-history":[{"count":1,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/135339\/revisions"}],"predecessor-version":[{"id":135340,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/135339\/revisions\/135340"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/135302"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=135339"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=135339"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=135339"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}