{"id":115513,"date":"2021-12-24T14:44:02","date_gmt":"2021-12-24T06:44:02","guid":{"rendered":"https:\/\/www.alpapowder.com\/115513\/"},"modified":"2021-12-24T14:44:02","modified_gmt":"2021-12-24T06:44:02","slug":"ung-dung-va-tinh-trang-thi-truong-cua-talc","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/115513\/","title":{"rendered":"\u1ee8ng d\u1ee5ng v\u00e0 t\u00ecnh tr\u1ea1ng th\u1ecb tr\u01b0\u1eddng c\u1ee7a talc"},"content":{"rendered":"<p>C\u00f4ng th\u1ee9c ph\u00e2n t\u1eed c\u1ee7a b\u1ed9t talc l\u00e0 Mg<sub>3<\/sub>Si<sub>4<\/sub>O<sub>10<\/sub>(OH)<sub>2<\/sub>, v\u00e0 t\u00ean h\u00f3a h\u1ecdc l\u00e0 magi\u00ea metasilicat ng\u1eadm n\u01b0\u1edbc, h\u1ec7 \u0111\u01a1n ch\u1ea5t. Th\u00e0nh ph\u1ea7n l\u00fd thuy\u1ebft c\u1ee7a b\u1ed9t talc nguy\u00ean ch\u1ea5t l\u00e0 SiO<sub>2<\/sub>63,47%, MgO 31,68%, H<sub>2<\/sub>O\u00a04,75%.<\/p>\n<p>T\u00ednh ch\u1ea5t c\u1ee7a b\u1ed9t talc: b\u1ed9t talc nguy\u00ean ch\u1ea5t c\u00f3 m\u00e0u tr\u1eafng ho\u1eb7c h\u01a1i ng\u1ea3 v\u00e0ng, h\u1ed3ng, xanh nh\u1ea1t; n\u00f3i chung l\u00e0 kh\u1ed1i \u0111\u1eb7c, c\u00e1c t\u1eadp h\u1ee3p gi\u1ed1ng nh\u01b0 l\u00e1, d\u1ea1ng s\u1ee3i ho\u1eb7c xuy\u00ean t\u00e2m; th\u1ee7y tinh, trong m\u1edd; \u0111\u1ed9 c\u1ee9ng 1,0, tr\u1ecdng l\u01b0\u1ee3ng ri\u00eang 2,58 ~ 2,83, \u0111i\u1ec3m n\u00f3ng ch\u1ea3y 800 \u00b0 C. V\u00ec b\u1ed9t talc c\u00f3 m\u00e0u tr\u1eafng, m\u1ec1m, kh\u00f4ng m\u00f9i, kh\u00f4ng v\u1ecb, \u1ed5n \u0111\u1ecbnh v\u1ec1 t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc n\u00ean c\u00f3 t\u00ednh \u1ed5n \u0111\u1ecbnh cao, \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n th\u1ea5p, h\u1ea1t m\u1ecbn, c\u00f3 \u01b0u \u0111i\u1ec3m l\u00e0 c\u1ea5u tr\u00fac d\u1ea1ng v\u1ea3y v\u00e0 di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang l\u1edbn.<\/p>\n<p><img decoding=\"async\" class=\"wp-image-109738 size-full aligncenter\" src=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Talc.jpg\" alt=\"\" width=\"1000\" height=\"800\" srcset=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Talc.jpg 1000w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Talc-300x240.jpg 300w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Talc-768x614.jpg 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/><\/p>\n<h4>C\u00e1c lo\u1ea1i ti\u1ec1n g\u1eedi talc<\/h4>\n<p>Theo ngu\u1ed3n g\u1ed1c \u0111\u1ecba ch\u1ea5t, ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c chia th\u00e0nh lo\u1ea1i bi\u1ebfn ch\u1ea5t nhi\u1ec7t d\u1ecbch cacbonat, lo\u1ea1i bi\u1ebfn ch\u1ea5t ti\u1ebfp x\u00fac, lo\u1ea1i bi\u1ebfn ch\u1ea5t \u0111\u1ed9ng l\u1ef1c tr\u1ea7m t\u00edch v\u00e0 lo\u1ea1i bi\u1ebfn ch\u1ea5t th\u1ee7y nhi\u1ec7t si\u00eau c\u01a1 b\u1ea3n.<\/p>\n<p>Theo lo\u1ea1i \u0111\u00e1 m\u1eb9 h\u00ecnh th\u00e0nh qu\u1eb7ng, n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh b\u1ed1n lo\u1ea1i: magie cacbonat, serpentinit, \u0111\u00e1 silic \/ \u0111\u00e1 s\u00e1ng v\u00e0 \u0111\u00e1 tr\u1ea7m t\u00edch magie.<\/p>\n<p>Theo lo\u1ea1i qu\u1eb7ng, c\u00f3 th\u1ec3 chia th\u00e0nh b\u1ed1n lo\u1ea1i: talc c\u1ee5c, talc m\u1ec1m d\u1ea1ng v\u1ea3y, talc tremolit v\u00e0 talc h\u1ed7n h\u1ee3p.<\/p>\n<p>Tr\u1eef l\u01b0\u1ee3ng tri\u1ec3n v\u1ecdng c\u1ee7a talc tr\u00ean th\u1ebf gi\u1edbi l\u00e0 h\u01a1n 2 t\u1ef7 t\u1ea5n, tr\u1eef l\u01b0\u1ee3ng \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh l\u00e0 kho\u1ea3ng 800 tri\u1ec7u t\u1ea5n. Ti\u1ec1n g\u1eedi talc (bao g\u1ed3m c\u1ea3 pyrophyllite) to\u00e0n c\u1ea7u \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 \u1edf h\u01a1n 40 qu\u1ed1c gia v\u00e0 khu v\u1ef1c, ch\u1ee7 y\u1ebfu \u1edf Hoa K\u1ef3, Brazil, Trung Qu\u1ed1c, \u1ea4n \u0110\u1ed9, Ph\u00e1p, Ph\u1ea7n Lan v\u00e0 Nga.<\/p>\n<h4>\u1ee8ng d\u1ee5ng ch\u00ednh c\u1ee7a talc<\/h4>\n<ul>\n<li><strong>L\u00e0m gi\u1ea5y<\/strong><\/li>\n<\/ul>\n<p>B\u1ed9t Talcum c\u00f3 c\u1ea5u tr\u00fac ph\u00e2n l\u1edbp \u0111\u1eb7c bi\u1ec7t v\u1edbi t\u00ednh ch\u1ea5t m\u1ec1m, k\u1ef5 n\u01b0\u1edbc, h\u1ea5p ph\u1ee5 m\u1ea1nh v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh kh\u00e1c. Vi\u1ec7c b\u1ed5 sung b\u1ed9t tan trong ng\u00e0nh c\u00f4ng nghi\u1ec7p gi\u1ea5y c\u00f3 th\u1ec3 gi\u00fap t\u0103ng kh\u1ea3 n\u0103ng l\u01b0u gi\u1eef ch\u1ea5t \u0111\u1ed9n v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 trong su\u1ed1t, \u0111\u1ed9 m\u1ecbn v\u00e0 kh\u1ea3 n\u0103ng in c\u1ee7a gi\u1ea5y, \u0111\u1ed3ng th\u1eddi l\u00e0m cho gi\u1ea5y c\u00f3 \u0111\u1ed9 h\u00fat m\u1ef1c cao. N\u00f3 l\u00e0 ch\u1ea5t \u01b0a b\u00e9o v\u00e0 c\u00f3 th\u1ec3 h\u1ea5p th\u1ee5 c\u00e1c ch\u1ea5t h\u1eefu c\u01a1 \u0111\u1ec3 gi\u1eef cho n\u01b0\u1edbc tr\u1eafng v\u00e0 h\u1ec7 th\u1ed1ng b\u00f9n lu\u00f4n s\u1ea1ch s\u1ebd. L\u00e0 m\u1ed9t ch\u1ea5t \u0111\u1ed9n, n\u00f3 c\u0169ng c\u00f3 t\u00e1c d\u1ee5ng lo\u1ea1i b\u1ecf c\u00e1c r\u00e0o c\u1ea3n nh\u1ef1a th\u00f4ng.<img decoding=\"async\" class=\"aligncenter wp-image-110033\" src=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Talc-paper.jpg\" alt=\"\" width=\"800\" height=\"400\" srcset=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Talc-paper.jpg 1000w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Talc-paper-300x150.jpg 300w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Talc-paper-768x384.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<ul>\n<li><strong>Nh\u1ef1a<\/strong><\/li>\n<\/ul>\n<p>Talc l\u00e0 ch\u1ea5t \u0111\u1ed9n quan tr\u1ecdng cho ch\u1ea5t d\u1ebbo. N\u00f3 c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ecbu h\u00f3a ch\u1ea5t, ch\u1ecbu nhi\u1ec7t, c\u01b0\u1eddng \u0111\u1ed9 va \u0111\u1eadp, \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc, \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 d\u1eabn nhi\u1ec7t, \u0111\u1ed9 b\u1ec1n k\u00e9o, kh\u1ea3 n\u0103ng ch\u1ed1ng r\u00e3o v\u00e0 c\u00e1ch \u0111i\u1ec7n c\u1ee7a ch\u1ea5t d\u1ebbo. . \u0110\u1ed3ng th\u1eddi, n\u00f3 c\u0169ng l\u00e0 m\u1ed9t ch\u1ea5t gia c\u01b0\u1eddng cho nhi\u1ec1u lo\u1ea1i nh\u1ef1a nhi\u1ec7t d\u1ebbo, c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t t\u00ednh l\u01b0u bi\u1ebfn c\u1ee7a s\u1ef1 n\u00f3ng ch\u1ea3y, gi\u1ea3m \u0111\u1ed9 r\u00e3o c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00fac, t\u0103ng chu k\u1ef3 \u0111\u00fac, c\u1ea3i thi\u1ec7n nhi\u1ec7t \u0111\u1ed9 l\u1ec7ch nhi\u1ec7t v\u00e0 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc. Khi \u0111\u00f3 b\u1ed9t talc d\u1ea1ng v\u1ea3y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng c\u00f3 t\u00e1c d\u1ee5ng b\u00f4i tr\u01a1n r\u1ea5t t\u1ed1t cho c\u00e1c b\u1ed9 ph\u1eadn c\u1ee7a m\u00e1y \u00e9p khu\u00f4n.<\/p>\n<p><img decoding=\"async\" class=\"wp-image-108724 size-full aligncenter\" src=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/plastic.jpg\" alt=\"\" width=\"800\" height=\"600\" srcset=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/plastic.jpg 800w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/plastic-300x225.jpg 300w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/plastic-768x576.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<ul>\n<li><strong>G\u1ed1m s\u1ee9<\/strong><\/li>\n<\/ul>\n<p>L\u00fd do t\u1ea1i sao \u0111\u1ed3 g\u1ed1m s\u1ee9 c\u00f3 m\u00e0u s\u1eafc kh\u00e1c nhau l\u00e0 do b\u1ed9t talc \u0111\u01b0\u1ee3c th\u00eam v\u00e0o ch\u00fang. T\u1ef7 l\u1ec7 kh\u00e1c nhau v\u00e0 t\u1ef7 l\u1ec7 th\u00e0nh ph\u1ea7n kh\u00e1c nhau c\u00f3 th\u1ec3 l\u00e0m cho \u0111\u1ed3 g\u1ed1m c\u00f3 m\u00e0u s\u1eafc kh\u00e1c nhau. \u0110\u1ed3ng th\u1eddi c\u00f3 th\u1ec3 l\u00e0m cho g\u1ed1m c\u00f3 t\u1ef7 tr\u1ecdng \u0111\u1ed3ng \u0111\u1ec1u, b\u1ec1 m\u1eb7t nh\u1eb5n v\u00e0 b\u00f3ng sau khi nung.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-110072\" src=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Talc-ceramics.jpg\" alt=\"\" width=\"800\" height=\"400\" srcset=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Talc-ceramics.jpg 1000w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Talc-ceramics-300x150.jpg 300w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Talc-ceramics-768x384.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<ul>\n<li><strong>l\u1edbp \u00e1o<\/strong><\/li>\n<\/ul>\n<p>B\u1ed9t Talcum c\u00f3 t\u00ednh huy\u1ec1n ph\u00f9 v\u00e0 kh\u1ea3 n\u0103ng ph\u00e2n t\u00e1n t\u1ed1t, v\u00e0 \u0111\u1ed9 \u0103n m\u00f2n th\u1ea5p. Do \u0111\u00f3, trong l\u1edbp ph\u1ee7, b\u1ed9t talc c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t \u0111\u1ed9n v\u00e0 ch\u1ee9c n\u0103ng khung x\u01b0\u01a1ng, gi\u00fap gi\u1ea3m chi ph\u00ed s\u1ea3n xu\u1ea5t, \u0111\u1ed3ng th\u1eddi c\u00f3 th\u1ec3 t\u0103ng \u0111\u1ed9 b\u1ec1n c\u1eaft c\u1ee7a s\u1ea3n ph\u1ea9m, \u0111\u1ed9 b\u1ec1n \u00e1p l\u1ef1c v\u00e0 \u0111\u1ed9 b\u1ec1n k\u00e9o l\u00e0m gi\u1ea3m \u0111\u1ed9 b\u1ec1n bi\u1ebfn d\u1ea1ng, \u0111\u1ed9 gi\u00e3n d\u00e0i v\u00e0 h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t c\u1ee7a n\u00f3.<\/p>\n<p><img decoding=\"async\" class=\"wp-image-108737 size-full aligncenter\" src=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/coatings.jpg\" alt=\"\" width=\"800\" height=\"600\" srcset=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/coatings.jpg 800w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/coatings-300x225.jpg 300w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/coatings-768x576.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<ul>\n<li><strong>M\u1ef9 ph\u1ea9m<\/strong><\/li>\n<\/ul>\n<p>Talc l\u00e0 ch\u1ea5t l\u00e0m \u0111\u1ea7y ch\u1ea5t l\u01b0\u1ee3ng cao trong ng\u00e0nh m\u1ef9 ph\u1ea9m. Do ch\u1ee9a nhi\u1ec1u <a class=\"wpil_keyword_link\" href=\"https:\/\/www.alpapowder.com\/projects\/electronic\/\"   title=\"silicon\" data-wpil-keyword-link=\"linked\">silicon<\/a> n\u00ean c\u00f3 t\u00e1c d\u1ee5ng c\u1ea3n tia h\u1ed3ng ngo\u1ea1i, t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ed1ng n\u1eafng, ch\u1ed1ng tia h\u1ed3ng ngo\u1ea1i c\u1ee7a m\u1ef9 ph\u1ea9m. Ngo\u00e0i ra, do b\u1ed9t talc c\u00f3 \u0111\u1eb7c t\u00ednh b\u00f4i tr\u01a1n, m\u1ec1m m\u1ea1i v\u00e0 d\u1ec5 th\u1ea5m n\u01b0\u1edbc n\u00ean c\u00e1c lo\u1ea1i b\u1ed9t l\u00e0m m\u1ec1m da, b\u1ed9t l\u00e0m \u0111\u1eb9p, b\u1ed9t talc,\u2026 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-110046\" src=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Talc-cosmetics.jpg\" alt=\"\" width=\"800\" height=\"400\" srcset=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Talc-cosmetics.jpg 1000w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Talc-cosmetics-300x150.jpg 300w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/08\/Talc-cosmetics-768x384.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<ul>\n<li><strong>C\u00e1p<\/strong><\/li>\n<\/ul>\n<p>Trong ng\u00e0nh c\u00f4ng nghi\u1ec7p d\u00e2y \u0111i\u1ec7n, b\u1ed9t talc \u0111\u1eb7c bi\u1ec7t ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c chia th\u00e0nh hai lo\u1ea1i: b\u1ed9t talc b\u1ecdc c\u00e1p b\u1ecdc cao su v\u00e0 b\u1ed9t talc l\u1ed9t chuy\u00ean d\u1ee5ng cho d\u00e2y c\u00e1ch \u0111i\u1ec7n c\u00f3 v\u1ecf b\u1ecdc. B\u00f4i tr\u01a1n v\u00e0 c\u00e1ch nhi\u1ec7t.<\/p>\n<ul>\n<li><strong>V\u1eadt li\u1ec7u l\u1ee3p m\u00e1i, ch\u1ed1ng th\u1ea5m<\/strong><\/li>\n<\/ul>\n<p>Talc kh\u00f4ng ch\u1ec9 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t \u0111\u1ed9n cho v\u1eadt li\u1ec7u l\u1ee3p m\u00e1i m\u00e0 c\u00f2n \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m v\u1eadt li\u1ec7u b\u1ec1 m\u1eb7t cho v\u1eadt li\u1ec7u l\u1ee3p m\u00e1i. Khi \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t \u0111\u1ed9n, talc ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ch\u1ea5t \u1ed5n \u0111\u1ecbnh trong th\u00e0nh ph\u1ea7n nh\u1ef1a \u0111\u01b0\u1eddng n\u00f3ng ch\u1ea3y, c\u00f3 th\u1ec3 l\u00e0m t\u0103ng \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a v\u1eadt li\u1ec7u l\u1ee3p v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i th\u1eddi ti\u1ebft. Khi r\u1ea3i talc l\u00ean b\u1ec1 m\u1eb7t c\u1ee7a v\u00e1n l\u1ee3p nh\u1ef1a \u0111\u01b0\u1eddng ho\u1eb7c v\u1eadt li\u1ec7u l\u1ee3p m\u00e1i c\u00e1n, n\u00f3 c\u00f3 th\u1ec3 ng\u0103n v\u1eadt li\u1ec7u b\u00e1m d\u00ednh trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 b\u1ea3o qu\u1ea3n.<\/p>\n<ul>\n<li><strong>D\u1ec7t may<\/strong><\/li>\n<\/ul>\n<p>B\u1ed9t tan si\u00eau m\u1ecbn th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t \u0111\u1ed9n v\u00e0 ch\u1ea5t t\u1ea9y tr\u1eafng trong m\u1ed9t s\u1ed1 h\u00e0ng d\u1ec7t, ch\u1eb3ng h\u1ea1n nh\u01b0 v\u1ea3i d\u1ea7u, v\u1ea3i ch\u1ed1ng ch\u00e1y, bao b\u1ed9t m\u00ec, nylon d\u00e2y th\u1eebng, v.v., c\u00f3 th\u1ec3 t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 ch\u1eb7t c\u1ee7a c\u00e2y tr\u1ed3ng, t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 axit v\u00e0 ki\u1ec1m Hi\u1ec7u su\u1ea5t kh\u00e1ng chi\u1ebfn.<\/p>\n<ul>\n<li><strong>Thu\u1ed1c v\u00e0 Th\u1ef1c ph\u1ea9m<\/strong><\/li>\n<\/ul>\n<p>B\u1ed9t talc th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong y h\u1ecdc v\u00e0 th\u1ef1c ph\u1ea9m v\u00ec kh\u00f4ng \u0111\u1ed9c, kh\u00f4ng v\u1ecb, h\u00f2a tan t\u1ed1t, \u0111\u1ed9 tr\u1eafng cao, \u0111\u1ed9 m\u1ecbn m\u1ea1nh, v\u1ecb m\u1ec1m. V\u00ed d\u1ee5, n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m vi\u00ean n\u00e9n d\u01b0\u1ee3c ph\u1ea9m, bao \u0111\u01b0\u1eddng, \u0111\u01a1n thu\u1ed1c Trung Qu\u1ed1c, b\u1ed9t thanh nhi\u1ec7t v\u00e0 ph\u1ee5 gia th\u1ef1c ph\u1ea9m. , \u0110\u1ea1i l\u00fd ph\u00e1t h\u00e0nh, v.v.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter wp-image-111555\" src=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/09\/Medicine-pic3.jpg\" alt=\"\" width=\"800\" height=\"400\" srcset=\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/09\/Medicine-pic3.jpg 1000w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/09\/Medicine-pic3-300x150.jpg 300w, https:\/\/www.alpapowder.com\/wp-content\/uploads\/2021\/09\/Medicine-pic3-768x384.jpg 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<ul>\n<li><strong>Nh\u1eefng \u1ee9ng d\u1ee5ng kh\u00e1c<\/strong><\/li>\n<\/ul>\n<p>X\u1eed l\u00fd n\u01b0\u1edbc th\u1ea3i c\u00f3 d\u1ea7u \u0111\u1ec3 gi\u1ea3m nguy c\u01a1 \u00f4 nhi\u1ec5m n\u01b0\u1edbc. N\u00f3 c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong n\u1ea5u ch\u1ea3y kim lo\u1ea1i, s\u1eeda \u0111\u1ed5i v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng, ch\u1ea5t h\u1ea5p th\u1ee5 thu\u1ed1c tr\u1eeb s\u00e2u, l\u00e0m v\u00e1n cao su t\u1ed5ng th\u1ec3 c\u00f3 b\u1ecdt v\u00e0 s\u1ea3n xu\u1ea5t s\u00e1p s\u00e0n, ch\u1ea5t t\u1ea9y tr\u1eafng, h\u1ee3p ch\u1ea5t ch\u1ed1ng \u0103n m\u00f2n v\u00e0 ch\u1ea5t b\u00f4i tr\u01a1n, ch\u1ea5t \u0111\u1ed9n gia nh\u1eadp, v.v.<\/p>\n<h4>T\u00ecnh tr\u1ea1ng th\u1ecb tr\u01b0\u1eddng c\u1ee7a b\u1ed9t talc<\/h4>\n<p>S\u1ea3n l\u01b0\u1ee3ng b\u1ed9t talc h\u00e0ng n\u0103m tr\u00ean th\u1ebf gi\u1edbi trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y kho\u1ea3ng 6 tri\u1ec7u t\u1ea5n. T\u1eeb n\u0103m 2016 \u0111\u1ebfn 2018, kim ng\u1ea1ch th\u01b0\u01a1ng m\u1ea1i qu\u1ed1c t\u1ebf l\u00e0 2,87 tri\u1ec7u t\u1ea5n, 3 tri\u1ec7u t\u1ea5n v\u00e0 2,98 tri\u1ec7u t\u1ea5n, chi\u1ebfm kho\u1ea3ng 50% t\u1ed5ng s\u1ea3n l\u01b0\u1ee3ng.<\/p>\n<p>T\u1eeb g\u00f3c \u0111\u1ed9 th\u1ecb tr\u01b0\u1eddng xu\u1ea5t kh\u1ea9u, Trung Qu\u1ed1c l\u00e0 n\u01b0\u1edbc xu\u1ea5t kh\u1ea9u b\u1ed9t talc l\u1edbn nh\u1ea5t th\u1ebf gi\u1edbi. Tuy nhi\u00ean, nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, do t\u00e1c \u0111\u1ed9ng c\u1ee7a c\u00f4ng t\u00e1c b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng v\u00e0 gi\u00e1 nh\u00e2n c\u00f4ng t\u0103ng cao n\u00ean gi\u00e1 b\u1ed9t talc xu\u1ea5t kh\u1ea9u t\u0103ng d\u1ea7n theo t\u1eebng n\u0103m. H\u00e0 Lan, \u0110\u1ee9c, Hoa K\u1ef3, Nh\u1eadt B\u1ea3n v\u00e0 H\u00e0n Qu\u1ed1c l\u00e0 nh\u1eefng nh\u00e0 nh\u1eadp kh\u1ea9u l\u1edbn nh\u1ea5t. Hoa K\u1ef3, Trung Qu\u1ed1c, \u00c1o v\u00e0 \u00dd l\u00e0 nh\u1eefng n\u01b0\u1edbc nh\u1eadp kh\u1ea9u c\u0169ng nh\u01b0 c\u00e1c n\u01b0\u1edbc s\u1ea3n xu\u1ea5t v\u00e0 xu\u1ea5t kh\u1ea9u.<\/p>\n<h4>H\u1ed3 s\u01a1 ti\u00eau th\u1ee5 b\u1ed9t talc<\/h4>\n<p>Trong nh\u1eefng th\u1eadp k\u1ef7 g\u1ea7n \u0111\u00e2y, c\u00f4ng th\u1ee9c s\u1ea3n xu\u1ea5t g\u1ea1ch \u1ed1p l\u00e1t v\u00e0 thi\u1ebft b\u1ecb v\u1ec7 sinh v\u00e0 c\u00f4ng ngh\u1ec7 nung g\u1ea1ch \u0111\u00e3 thay \u0111\u1ed5i, l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng b\u1ed9t talc c\u1ea7n thi\u1ebft \u0111\u1ec3 s\u1ea3n xu\u1ea5t c\u00e1c s\u1ea3n ph\u1ea9m g\u1ed1m s\u1ee9. V\u1ec1 l\u1edbp ph\u1ee7, ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111\u00e3 chuy\u1ec3n tr\u1ecdng t\u00e2m t\u1eeb l\u1edbp ph\u1ee7 g\u1ed1c d\u1ea7u sang l\u1edbp ph\u1ee7 g\u1ed1c n\u01b0\u1edbc. Talc k\u1ef5 n\u01b0\u1edbc v\u00e0 kh\u00f4ng th\u00edch h\u1ee3p \u0111\u1ec3 s\u1ea3n xu\u1ea5t s\u1ea3n ph\u1ea9m n\u00e0y.<\/p>\n<p>V\u00e0o nh\u1eefng n\u0103m 1990, ngh\u1ec1 l\u00e0m gi\u1ea5y b\u1eaft \u0111\u1ea7u gi\u1ea3m, v\u00e0 m\u1ed9t s\u1ed1 lo\u1ea1i b\u1ed9t tan d\u00f9ng \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 cao \u0111\u00e3 \u0111\u01b0\u1ee3c thay th\u1ebf b\u1eb1ng h\u00f3a ch\u1ea5t. Trong l\u0129nh v\u1ef1c m\u1ef9 ph\u1ea9m, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t b\u1ed9t talc \u0111\u00e3 chuy\u1ec3n s\u1ea3n xu\u1ea5t m\u1ed9t s\u1ed1 s\u1ea3n ph\u1ea9m t\u1eeb b\u1ed9t talc sang tinh b\u1ed9t ng\u00f4.<\/p>\n<p>Ng\u00e0nh c\u00f4ng nghi\u1ec7p gi\u1ea5y t\u1eebng l\u00e0 th\u1ecb tr\u01b0\u1eddng ti\u00eau th\u1ee5 b\u1ed9t talc l\u1edbn nh\u1ea5t th\u1ebf gi\u1edbi. Khi c\u00e1c nh\u00e0 m\u00e1y gi\u1ea5y s\u1eed d\u1ee5ng m\u1ed9t l\u01b0\u1ee3ng l\u1edbn canxi cacbonat thay v\u00ec b\u1ed9t talc \u0111\u1ec3 l\u00e0m gi\u1ea5y, trung t\u00e2m c\u01a1 c\u1ea5u ti\u00eau th\u1ee5 b\u1ed9t talc to\u00e0n c\u1ea7u d\u1ea7n chuy\u1ec3n t\u1eeb th\u1ecb tr\u01b0\u1eddng l\u00e0m gi\u1ea5y sang th\u1ecb tr\u01b0\u1eddng nh\u1ef1a. D\u1ef1 ki\u1ebfn \u200b\u200btrong v\u00e0i n\u0103m t\u1edbi, s\u1ea3n l\u01b0\u1ee3ng v\u00e0 nhu c\u1ea7u b\u1ed9t talc tr\u00ean th\u1ebf gi\u1edbi s\u1ebd t\u0103ng tr\u01b0\u1edfng \u1ed5n \u0111\u1ecbnh. Vi\u1ec7c ti\u00eau th\u1ee5 b\u1ed9t talc trong ng\u00e0nh nh\u1ef1a s\u1ebd v\u01b0\u1ee3t qu\u00e1 m\u1ee9c ti\u00eau th\u1ee5 c\u1ee7a ng\u00e0nh gi\u1ea5y. Khi ng\u00e0nh c\u00f4ng nghi\u1ec7p \u00f4 t\u00f4 ph\u00e1t tri\u1ec3n theo h\u01b0\u1edbng tr\u1ecdng l\u01b0\u1ee3ng nh\u1eb9 h\u01a1n, nhu c\u1ea7u v\u1ec1 nh\u1ef1a \u00f4 t\u00f4 s\u1ebd c\u00f2n t\u0103ng l\u00ean trong t\u01b0\u01a1ng lai. T\u1eeb \u0111\u00f3 th\u00fac \u0111\u1ea9y s\u1ef1 gia t\u0103ng s\u1ed1 l\u01b0\u1ee3ng b\u1ed9t tan \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u00f4 t\u00f4.<\/p>\n<p>&nbsp;<\/p>\n<p>Ngu\u1ed3n b\u00e0i vi\u1ebft: China Powder Network<\/p>\n","protected":false},"excerpt":{"rendered":"<p>C\u00f4ng th\u1ee9c ph\u00e2n t\u1eed c\u1ee7a b\u1ed9t talc l\u00e0 Mg3Si4O10(OH)2, v\u00e0 t\u00ean h\u00f3a h\u1ecdc l\u00e0 magi\u00ea metasilicat ng\u1eadm n\u01b0\u1edbc, h\u1ec7 \u0111\u01a1n ch\u1ea5t. Th\u00e0nh ph\u1ea7n l\u00fd thuy\u1ebft c\u1ee7a b\u1ed9t talc nguy\u00ean ch\u1ea5t l\u00e0 SiO263,47%, MgO 31,68%, H2O\u00a04,75%.<\/p>\n","protected":false},"author":6,"featured_media":109738,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[830],"tags":[1521],"class_list":["post-115513","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news","tag-talc-vi"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/115513","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\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/comments?post=115513"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/115513\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/109738"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=115513"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=115513"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=115513"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}