{"id":118450,"date":"2022-08-19T10:46:44","date_gmt":"2022-08-19T02:46:44","guid":{"rendered":"https:\/\/www.alpapowder.com\/118450\/"},"modified":"2022-08-19T10:46:44","modified_gmt":"2022-08-19T02:46:44","slug":"anh-huong-cua-bot-talc-sieu-min-den-cac-dac-tinh-cua-giay-trang-nhe","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/118450\/","title":{"rendered":"\u1ea2nh h\u01b0\u1edfng c\u1ee7a b\u1ed9t talc si\u00eau m\u1ecbn \u0111\u1ebfn c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ee7a gi\u1ea5y tr\u00e1ng nh\u1eb9"},"content":{"rendered":"

\"\"<\/p>\n

Talc l\u00e0 m\u1ed9t magie silicat hydrat c\u00f3 c\u1ea5u tr\u00fac ph\u00e2n l\u1edbp, c\u00f3 t\u00ednh \u1ed5n \u0111\u1ecbnh h\u00f3a h\u1ecdc t\u1ed1t, kh\u00e1ng axit v\u00e0 ki\u1ec1m m\u1ea1nh, \u0111\u1ed9 tr\u1eafng cao, k\u00edch th\u01b0\u1edbc h\u1ea1t m\u1ecbn, kh\u1ea3 n\u0103ng ph\u00e2n t\u00e1n t\u1ed1t, h\u1ea5p th\u1ee5 d\u1ea7u \u1ed5n \u0111\u1ecbnh, kh\u1ea3 n\u0103ng bao ph\u1ee7 m\u1ea1nh v\u00e0 t\u00ednh ch\u1ea5t \u0111i\u1ec7n. C\u00e1c t\u00ednh ch\u1ea5t nh\u01b0 \u0111\u1eb7c t\u00ednh c\u00e1ch nhi\u1ec7t v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t. Talc r\u1ea5t gi\u00e0u t\u00e0i nguy\u00ean v\u00e0 gi\u00e1 c\u1ea3 th\u1ea5p. N\u00f3 l\u00e0 m\u1ed9t trong nh\u1eefng s\u1ea3n ph\u1ea9m b\u1ed9t si\u00eau m\u1ecbn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u nh\u1ea5t tr\u00ean th\u1ebf gi\u1edbi hi\u1ec7n nay. N\u00f3 l\u00e0 m\u1ed9t ch\u1ea5t m\u00e0u tr\u1eafng \u0111\u1ea7y h\u1ee9a h\u1eb9n v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong g\u1ed1m s\u1ee9, ch\u1ea5t ph\u1ee7, gi\u1ea5y, d\u1ec7t may, cao su v\u00e0 nh\u1ef1a.<\/p>\n

V\u1edbi vi\u1ec7c nghi\u00ean c\u1ee9u s\u00e2u h\u01a1n v\u1ec1 b\u1ed9t talc, \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ed9t talc trong ng\u00e0nh gi\u1ea5y ng\u00e0y c\u00e0ng s\u00e2u r\u1ed9ng. Ch\u1ea5t h\u1ea5p ph\u1ee5 nh\u1ef1a cho b\u00f9n khi s\u1ef1 c\u1ed1 nh\u1ef1a x\u1ea3y ra trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t gi\u1ea5y v\u0103n h\u00f3a v\u00e0 b\u00eca c\u1ee9ng, v\u00e0 l\u00e0 ch\u1ea5t m\u00e0u cho l\u1edbp ph\u1ee7 thay th\u1ebf m\u1ed9t ph\u1ea7n cao lanh ho\u1eb7c canxi cacbonat, n\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t c\u1ee7a gi\u1ea5y tr\u00e1ng nh\u1eb9 v\u00e0 gi\u1ea5y tr\u00e1ng \u0111\u1eb7c bi\u1ec7t, v\u00e0 n\u00f3 ph\u00f9 h\u1ee3p cho vi\u1ec7c in \u1ea5n. hi\u1ec7u su\u1ea5t v\u00e0 t\u00ednh d\u1ec5 v\u1eadn h\u00e0nh li\u00ean quan. Ch\u1ec9 s\u1ed1 kh\u00fac x\u1ea1 c\u1ee7a talc c\u00f3 th\u1ec3 so s\u00e1nh v\u1edbi cao lanh v\u00e0 n\u00f3 c\u00f3 d\u1ea1ng tinh th\u1ec3 bong tr\u00f3c, t\u1ef7 l\u1ec7 khung h\u00ecnh cao v\u00e0 \u0111\u1ed9 h\u1ea5p th\u1ee5 d\u1ea7u th\u1ea5p. N\u00f3 c\u00f3 \u0111\u1ed9 c\u1ee9ng th\u1ea5p v\u00e0 \u0111\u1ed9 tr\u1eafng cao. L\u00e0 m\u1ed9t ch\u1ea5t m\u00e0u tr\u1eafng cho l\u1edbp ph\u1ee7 gi\u1ea5y, n\u00f3 kh\u00f4ng ch\u1ec9 c\u00f3 th\u1ec3 thay th\u1ebf cao lanh m\u00e0 c\u00f2n c\u00f3 m\u1ed9t s\u1ed1 \u0111\u1eb7c t\u00ednh t\u1ed1t h\u01a1n \u0111\u1ea5t s\u00e9t s\u00e0nh, \u0111\u1eb7c bi\u1ec7t th\u00edch h\u1ee3p cho l\u1edbp ph\u1ee7 gi\u1ea5y c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 \u0111\u1ec3 in quay.<\/p>\n

L\u00e0 m\u1ed9t lo\u1ea1i gi\u1ea5y c\u00f3 m\u1ed9t l\u1edbp ph\u1ee7 v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng l\u1edbp ph\u1ee7 th\u1ea5p, gi\u1ea5y ph\u1ee7 tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 \u0111\u1eb7t ra c\u00e1c y\u00eau c\u1ea7u cao h\u01a1n \u0111\u1ed1i v\u1edbi vi\u1ec7c che gi\u1ea5u s\u1eafc t\u1ed1. Cao lanh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i v\u1edbi \u0111\u1ed9 \u1ea9n cao trong c\u00e1c c\u00f4ng th\u1ee9c s\u01a1n ph\u1ee7 hi\u1ec7n c\u00f3. Cao lanh v\u1ea3y ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c nh\u1eadp kh\u1ea9u t\u1eeb Brazil, gi\u00e1 th\u00e0nh t\u01b0\u01a1ng \u0111\u1ed1i cao. N\u1ebfu s\u1eed d\u1ee5ng b\u1ed9t talc hi\u1ec7u qu\u1ea3 h\u01a1n v\u1ec1 chi ph\u00ed v\u1edbi kh\u1ea3 n\u0103ng che ph\u1ee7 t\u01b0\u01a1ng t\u1ef1 v\u00e0 kh\u00f4ng c\u1ea7n nh\u1eadp kh\u1ea9u \u0111\u1ec3 thay th\u1ebf cao lanh v\u1ea3y th\u00ec c\u00f3 th\u1ec3 li\u00ean t\u1ee5c gi\u1ea3m chi ph\u00ed s\u1ea3n xu\u1ea5t tr\u00ean c\u01a1 s\u1edf \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m v\u00e0 ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c chi ph\u00ed. \u0111\u00f3ng m\u1ed9t vai tr\u00f2 t\u00edch c\u1ef1c.<\/p>\n

\u1ea2nh h\u01b0\u1edfng c\u1ee7a b\u1ed9t talc si\u00eau m\u1ecbn thay th\u1ebf cao lanh l\u00ean c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ee7a l\u1edbp ph\u1ee7 gi\u1ea5y nh\u1eb9 v\u00e0 t\u00ednh ch\u1ea5t c\u1ee7a gi\u1ea5y \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m. k\u1ebft qu\u1ea3 cho th\u1ea5y:<\/p>\n

(1) Cao lanh Brazil l\u00e0 m\u1ed9t t\u1ea5m \u0111\u1ea5t s\u00e9t m\u1ecfng, c\u00f3 \u0111\u01b0\u1eddng k\u00ednh v\u00e0 \u0111\u1ed9 d\u00e0y t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn. \u0110\u1ea5t s\u00e9t s\u00e0nh m\u1ecfng c\u00f3 l\u1ee3i \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 ph\u1ee7 c\u1ee7a gi\u1ea5y tr\u00e1ng nh\u1eb9, \u0111\u1eb7c bi\u1ec7t l\u00e0 gi\u1ea5y tr\u00e1ng nh\u1eb9 v\u1edbi tr\u1ecdng l\u01b0\u1ee3ng l\u1edbp ph\u1ee7 th\u1ea5p (d\u01b0\u1edbi 8g \/ m2). Cao lanh M\u1ef9 th\u01b0\u1eddng c\u00f3 k\u00edch th\u01b0\u1edbc h\u1ea1t m\u1ecbn h\u01a1n, \u0111\u01b0\u1eddng k\u00ednh v\u00e0 \u0111\u1ed9 d\u00e0y nh\u1ecf h\u01a1n. H\u00e0m l\u01b0\u1ee3ng ch\u1ea5t r\u1eafn cao c\u1ee7a GCC c\u1ee7a s\u1ee9 Yingge c\u00f3 l\u1ee3i cho vi\u1ec7c chu\u1ea9n b\u1ecb c\u00e1c l\u1edbp ph\u1ee7 c\u00f3 \u0111\u1ed9 r\u1eafn cao v\u00e0 \u0111\u1ed9 nh\u1edbt th\u1ea5p, v\u00e0 \u0111\u1ed9 s\u00e1ng c\u1ee7a c\u00e1c ch\u1ea5t m\u00e0u t\u01b0\u01a1ng \u0111\u1ed1i cao. C\u1ea3 talc si\u00eau m\u1ecbn v\u00e0 cao lanh Brazil \u0111\u1ec1u l\u00e0 ch\u1ea5t m\u00e0u c\u1ea5u tr\u00fac d\u1ea1ng v\u1ea3y. C\u00e1c h\u1ea1t v\u1ea3y gi\u00fap cho gi\u1ea5y n\u1ec1n c\u00f3 \u0111\u1ed9 che ph\u1ee7 t\u1ed1t h\u01a1n, c\u00f3 th\u1ec3 l\u00e0m cho gi\u1ea5y th\u00e0nh ph\u1ea9m c\u00f3 c\u00e1c \u0111\u1eb7c t\u00ednh in t\u1ed1t h\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0 kh\u1ea3 n\u0103ng ch\u1ea5p nh\u1eadn m\u1ef1c \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 kh\u1ea3 n\u0103ng gi\u1eef m\u1ef1c cao. S\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a c\u00e1c h\u1ea1t c\u00f3 h\u00ecnh d\u1ea1ng kh\u00e1c nhau c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed9t l\u1edbp ph\u1ee7 l\u1ecfng l\u1ebbo, c\u00f3 l\u1ee3i \u0111\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 m\u1ef1c c\u1ee7a l\u1edbp ph\u1ee7.<\/p>\n

(2) Sau khi b\u1ed9t talc si\u00eau m\u1ecbn thay th\u1ebf cao lanh trong c\u00f4ng th\u1ee9c l\u1edbp ph\u1ee7, v\u1edbi s\u1ef1 gia t\u0103ng c\u1ee7a l\u01b0\u1ee3ng b\u1ed9t talc si\u00eau m\u1ecbn, \u0111\u1ed9 nh\u1edbt c\u1eaft th\u1ea5p c\u1ee7a l\u1edbp ph\u1ee7 c\u00f3 xu h\u01b0\u1edbng t\u0103ng l\u00ean, nh\u01b0ng m\u1ee9c t\u0103ng b\u1ecb h\u1ea1n ch\u1ebf; kh\u1ea3 n\u0103ng gi\u1eef n\u01b0\u1edbc c\u1ee7a l\u1edbp ph\u1ee7 gi\u1ea3m nh\u1eb9; \u0110\u1ed9 nh\u1edbt tr\u01b0\u1ee3t cho th\u1ea5y xu h\u01b0\u1edbng gi\u1ea3m, cho th\u1ea5y r\u1eb1ng vi\u1ec7c s\u1eed d\u1ee5ng b\u1ed9t talc thay v\u00ec cao lanh s\u1ebd c\u00f3 t\u00e1c \u0111\u1ed9ng thu\u1eadn l\u1ee3i \u0111\u1ebfn hi\u1ec7u su\u1ea5t ph\u1ee7 c\u1ee7a l\u1edbp ph\u1ee7, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m t\u0103ng th\u00eam h\u00e0m l\u01b0\u1ee3ng r\u1eafn c\u1ee7a l\u1edbp ph\u1ee7 v\u00e0 c\u00f3 \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 ph\u1ee7 t\u1ed1t h\u01a1n.<\/p>\n

(3) Sau khi thay th\u1ebf cao lanh trong c\u00f4ng th\u1ee9c b\u1eb1ng b\u1ed9t talc si\u00eau m\u1ecbn, v\u1edbi s\u1ef1 gia t\u0103ng l\u01b0\u1ee3ng b\u1ed9t talc si\u00eau m\u1ecbn, \u0111\u1ed9 tr\u1eafng, \u0111\u1ed9 m\u1ecbn, \u0111\u1ed9 m\u1edd, \u0111\u1ed9 b\u00f3ng, \u0111\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t, \u0111\u1ed9 b\u00f3ng in, v.v. c\u1ee7a gi\u1ea5y tr\u00e1ng nh\u1eb9 C\u00e1c ch\u1ec9 s\u1ed1 ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u su\u1ea5t v\u1eabn \u1edf m\u1ee9c t\u01b0\u01a1ng t\u1ef1, v\u00e0 \u0111\u1ed9 b\u1ec1n b\u1ec1 m\u1eb7t in \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3.<\/p>\n","protected":false},"excerpt":{"rendered":"

L\u00e0 m\u1ed9t lo\u1ea1i gi\u1ea5y c\u00f3 m\u1ed9t l\u1edbp ph\u1ee7 v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng l\u1edbp ph\u1ee7 th\u1ea5p, gi\u1ea5y ph\u1ee7 tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 \u0111\u1eb7t ra c\u00e1c y\u00eau c\u1ea7u cao h\u01a1n \u0111\u1ed1i v\u1edbi vi\u1ec7c che gi\u1ea5u s\u1eafc t\u1ed1.<\/p>\n","protected":false},"author":7,"featured_media":118426,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[852],"tags":[],"class_list":["post-118450","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\/118450"}],"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=118450"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/118450\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/118426"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=118450"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=118450"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=118450"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}