{"id":116825,"date":"2022-06-04T10:00:27","date_gmt":"2022-06-04T02:00:27","guid":{"rendered":"https:\/\/www.alpapowder.com\/116825\/"},"modified":"2022-06-06T15:22:14","modified_gmt":"2022-06-06T07:22:14","slug":"nam-linh-vuc-ung-dung-va-dac-diem-cua-wollastonite","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/116825\/","title":{"rendered":"N\u0103m l\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a wollastonite"},"content":{"rendered":"

\"\"<\/p>\n

Tuy nhi\u00ean, h\u1ea7u h\u1ebft wollastonite c\u00f3 m\u00e0u tr\u1eafng, v\u00e0 r\u1ea5t \u00edt c\u00f3 m\u00e0u v\u00e0ng, xanh l\u00e1 c\u00e2y, n\u00e2u v\u00e0 c\u00e1c m\u00e0u kh\u00e1c. Wollastonite tinh khi\u1ebft c\u00f3 m\u00e0u tr\u1eafng ho\u1eb7c tr\u1eafng s\u00e1ng v\u1edbi \u00e1nh th\u1ee7y tinh. \u0110\u1ed9 tinh khi\u1ebft c\u1ee7a wollastonite v\u1edbi \u0111\u1ed9 tinh khi\u1ebft cao nh\u1ea5t c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1edbi 99%, v\u00e0 \u0111\u1ed9 ph\u1ea3n x\u1ea1 c\u1ee7a wollastonite c\u00f3 k\u00edch th\u01b0\u1edbc h\u1ea1t nh\u1ecf h\u01a1n 44 \u03bcm c\u00f3 th\u1ec3 \u0111\u1ea1t 92 ~ 96% n\u00ean c\u00f3 \u0111\u1ed9 tr\u1eafng cao. . Nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m quy tr\u00ecnh c\u00f3 gi\u00e1 tr\u1ecb n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c s\u1ea3n ph\u1ea9m g\u1ed1m s\u1ee9 cao c\u1ea5p, s\u01a1n tr\u1eafng ch\u1ea5t l\u01b0\u1ee3ng cao ho\u1eb7c l\u1edbp ph\u1ee7 b\u00f3ng. B\u1ed9t wollastonite d\u1ea1ng th\u1ea5u k\u00ednh si\u00eau m\u1ecbn c\u00f3 th\u1ec3 thay th\u1ebf c\u00e1c v\u1eadt li\u1ec7u kho\u00e1ng s\u1ee3i ng\u1eafn kh\u00e1c v\u00e0 c\u00e1c tinh th\u1ec3 t\u1ed5ng h\u1ee3p l\u00e0m v\u1eadt li\u1ec7u gia c\u1ed1 ch\u1ee9c n\u0103ng v\u00e0 c\u00f3 gi\u00e1 tr\u1ecb \u1ee9ng d\u1ee5ng c\u1ef1c k\u1ef3 cao trong c\u00f4ng nghi\u1ec7p.<\/p>\n

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G\u1ed1m s\u1ee9<\/p>\n

Wollastonite \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong ng\u00e0nh c\u00f4ng nghi\u1ec7p g\u1ed1m s\u1ee9, chi\u1ebfm kho\u1ea3ng 50% t\u1ed5ng l\u01b0\u1ee3ng s\u1eed d\u1ee5ng trong n\u01b0\u1edbc. Trong c\u00f4ng nghi\u1ec7p g\u1ed1m s\u1ee9, wollastonite ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t s\u1ee9 m\u1ef9 thu\u1eadt, s\u1ee9 v\u1ec7 sinh, g\u1ea1ch tr\u00e1ng men, s\u1ee9 \u0111i\u1ec7n, s\u1ee9 d\u00f9ng h\u00e0ng ng\u00e0y v\u00e0 g\u1ed1m s\u1ee9 h\u00f3a ch\u1ea5t. V\u00ec \u0111\u1ed9 tr\u1eafng c\u1ee7a wollastonite th\u01b0\u1eddng chi\u1ebfm kho\u1ea3ng 80% n\u00ean \u0111\u1ed9 tr\u1eafng c\u1ee7a wollastonite t\u1ef1 nhi\u00ean c\u0169ng r\u1ea5t cao, r\u1ea5t th\u00edch h\u1ee3p \u0111\u1ec3 thay th\u1ebf h\u1ed7n h\u1ee3p SiO2<\/a> v\u00e0 CaO trong men g\u1ed1m, v\u00e0 s\u1eed d\u1ee5ng wollastonite l\u00e0m h\u1ed7n h\u1ee3p men g\u1ed1m. G\u1ed1m nung c\u00f3 m\u1ed9t l\u1edbp men r\u1ea5t m\u1ecbn v\u00e0 m\u1ecbn.<\/p>\n

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Cao su, t\u1ea9y<\/p>\n

Vi\u1ec7c nghi\u00ean c\u1ee9u \u1ee9ng d\u1ee5ng wollastonite trong ng\u00e0nh c\u00f4ng nghi\u1ec7p cao su \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n tr\u01b0\u1edbc \u0111\u00f3 \u1edf Trung Qu\u1ed1c. N\u00f3 c\u00f3 th\u1ec3 thay th\u1ebf ph\u1ea7n l\u1edbn titanium dioxide, \u0111\u1ea5t s\u00e9t v\u00e0 lithopone trong cao su m\u00e0u s\u00e1ng, \u0111\u00f3ng m\u1ed9t vai tr\u00f2 c\u1ee7ng c\u1ed1 nh\u1ea5t \u0111\u1ecbnh v\u00e0 c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng bao ph\u1ee7 c\u1ee7a ch\u1ea5t t\u1ea1o m\u00e0u tr\u1eafng. Ph\u00e1t m\u1ed9t t\u00e1c d\u1ee5ng l\u00e0m tr\u1eafng. Sau khi bi\u1ebfn t\u00ednh h\u1eefu c\u01a1 c\u1ee7a wollastonite, kh\u00f4ng ch\u1ec9 b\u1ec1 m\u1eb7t c\u1ee7a n\u00f3 c\u00f3 t\u00ednh \u01b0a b\u00e9o, m\u00e0 \u0111\u1ed3ng th\u1eddi, do li\u00ean k\u1ebft \u0111\u00f4i trong ph\u00e2n t\u1eed natri oleat c\u1ee7a ch\u1ea5t x\u1eed l\u00fd, n\u00f3 c\u00f3 th\u1ec3 tham gia v\u00e0o qu\u00e1 tr\u00ecnh l\u01b0u h\u00f3a, t\u0103ng c\u01b0\u1eddng li\u00ean k\u1ebft ngang v\u00e0 c\u1ee7ng c\u1ed1 hi\u1ec7u qu\u1ea3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n r\u1ea5t nhi\u1ec1u.<\/p>\n

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l\u1edbp \u00e1o<\/p>\n

Trong ng\u00e0nh c\u00f4ng nghi\u1ec7p s\u01a1n ph\u1ee7, b\u1ed9t wollastonite c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nh\u01b0 m\u1ed9t ch\u1ea5t m\u00e0u k\u00e9o d\u00e0i \u0111\u1ec3 thay th\u1ebf m\u1ed9t l\u01b0\u1ee3ng ch\u1ea5t m\u00e0u tr\u1eafng nh\u1ea5t \u0111\u1ecbnh nh\u01b0 titanium dioxide, v\u00ec b\u1ed9t wollastonite c\u00f3 \u0111\u1ed9 b\u00f3ng b\u1ec1 m\u1eb7t cao, ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc v\u00e0 x\u00e2m th\u1ef1c t\u1ed1t, v\u00e0 chi ph\u00ed th\u1ea5p, c\u00f3 th\u1ec3 l\u00e0m t\u0103ng m\u00e0ng ph\u1ee7 . \u0111\u1ed9 d\u00e0y v\u00e0 \u0111i\u1ec1u ch\u1ec9nh c\u00e1c \u0111\u1eb7c t\u00ednh l\u01b0u bi\u1ebfn c\u1ee7a l\u1edbp ph\u1ee7.<\/p>\n

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L\u00e0m gi\u1ea5y<\/p>\n

\u1ee8ng d\u1ee5ng c\u1ee7a wollastonite trong ng\u00e0nh c\u00f4ng nghi\u1ec7p gi\u1ea5y kh\u00e1 kh\u00e1c bi\u1ec7t so v\u1edbi c\u00e1c ch\u1ea5t \u0111\u1ed9n kh\u00e1c. N\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 ch\u1ea5t \u0111\u1ed9n \u0111\u01a1n gi\u1ea3n nh\u01b0 ch\u1ea5t \u0111\u1ed9n truy\u1ec1n th\u1ed1ng m\u00e0 ch\u1ee7 y\u1ebfu d\u1ef1a v\u00e0o t\u1ef7 l\u1ec7 khu\u00f4n h\u00ecnh cao h\u01a1n \u0111\u1ec3 nh\u1eadn ra s\u1ef1 \u0111an xen gi\u1eefa wollastonite v\u00e0 s\u1ee3i th\u1ef1c v\u1eadt \u0111\u1ec3 t\u1ea1o th\u00e0nh c\u00e2y. C\u1ea5u tr\u00fac l\u01b0\u1edbi c\u1ee7a s\u1ee3i-s\u1ee3i kho\u00e1ng c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 \u0111\u1ed9 m\u1edd v\u00e0 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng in c\u1ee7a gi\u1ea5y \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t, c\u1ea3i thi\u1ec7n t\u00ednh \u0111\u1ed3ng nh\u1ea5t v\u00e0 gi\u1ea3m chi ph\u00ed s\u1ea3n xu\u1ea5t \u0111\u1ec3 thay th\u1ebf m\u1ed9t s\u1ed1 s\u1ee3i ng\u1eafn c\u1ee7a th\u1ef1c v\u1eadt.<\/p>\n

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Nh\u1ef1a<\/p>\n

Trong ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u1ef1a, kh\u1ea3 n\u0103ng ch\u1ecbu \u0111i\u1ec7n cao, h\u1eb1ng s\u1ed1 \u0111i\u1ec7n m\u00f4i th\u1ea5p v\u00e0 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 d\u1ea7u th\u1ea5p c\u1ee7a wollastonite l\u00e0m cho n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t l\u1ee3i th\u1ebf kh\u00e1c bi\u1ec7t so v\u1edbi c\u00e1c v\u1eadt li\u1ec7u kho\u00e1ng phi kim lo\u1ea1i kh\u00e1c. Kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch c\u1ee7a wollastonite bi\u1ebfn t\u00ednh v\u1edbi ch\u1ea5t d\u1ebbo \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 v\u00e0 h\u00ecnh d\u1ea1ng tinh th\u1ec3 h\u00ecnh kim m\u00e0 n\u00f3 duy tr\u00ec sau khi nghi\u1ec1n c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n t\u00ednh ch\u1ea5t c\u1ee7a ch\u1ea5t d\u1ebbo v\u00e0 \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c s\u1ea3n ph\u1ea9m c\u00f3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t cao, t\u00ednh ch\u1ea5t \u0111i\u1ec7n m\u00f4i th\u1ea5p, \u0111\u1ed9 h\u1ea5p th\u1ee5 d\u1ea7u th\u1ea5p v\u00e0 cao \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc, \u0111\u1ed3ng th\u1eddi gi\u1ea3m gi\u00e1 th\u00e0nh c\u1ee7a s\u1ea3n ph\u1ea9m. Nylon l\u00e0 m\u1ed9t trong nh\u1eefng th\u1ecb tr\u01b0\u1eddng l\u1edbn nh\u1ea5t cho c\u00e1c \u1ee9ng d\u1ee5ng wollastonite. Nylon 6 ho\u1eb7c nylon 66 gia c\u01b0\u1eddng Wollastonite sau khi s\u1eeda \u0111\u1ed5i v\u1edbi ch\u1ea5t k\u1ebft n\u1ed1i silan c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n u\u1ed1n v\u00e0 \u0111\u1ed9 b\u1ec1n k\u00e9o, gi\u1ea3m t\u1ef7 l\u1ec7 h\u1ea5p th\u1ee5 \u0111\u1ed9 \u1ea9m v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh k\u00edch th\u01b0\u1edbc.<\/p>\n","protected":false},"excerpt":{"rendered":"

Tuy nhi\u00ean, h\u1ea7u h\u1ebft wollastonite c\u00f3 m\u00e0u tr\u1eafng, v\u00e0 r\u1ea5t \u00edt c\u00f3 m\u00e0u v\u00e0ng, xanh l\u00e1 c\u00e2y, n\u00e2u v\u00e0 c\u00e1c m\u00e0u kh\u00e1c. Wollastonite tinh khi\u1ebft c\u00f3 m\u00e0u tr\u1eafng ho\u1eb7c tr\u1eafng s\u00e1ng v\u1edbi \u00e1nh th\u1ee7y tinh.<\/p>\n","protected":false},"author":7,"featured_media":116801,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[830],"tags":[],"class_list":["post-116825","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/116825","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=116825"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/116825\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/116801"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=116825"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=116825"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=116825"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}