![\"\"](\"https:\/\/www.alpapowder.com\/wp-content\/uploads\/2023\/12\/superfine-micron-powder.jpeg\")
<\/p>\n<\/p>\n
\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a b\u1ed9t talc<\/p>\n
B\u1ed9t talc, c\u00f3 th\u00e0nh ph\u1ea7n ch\u00ednh l\u00e0 magie silicat ng\u1eadm n\u01b0\u1edbc, l\u00e0 lo\u1ea1i b\u1ed9t m\u1ecbn kh\u00f4ng c\u00f3 c\u00e1t m\u00e0u tr\u1eafng ho\u1eb7c tr\u1eafng nh\u1ea1t. N\u00f3 c\u00f3 c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc tuy\u1ec7t v\u1eddi nh\u01b0 b\u00f4i tr\u01a1n, ch\u1ed1ng ch\u00e1y, kh\u00e1ng axit, c\u00e1ch nhi\u1ec7t, \u0111i\u1ec3m n\u00f3ng ch\u1ea3y cao v\u00e0 \u0111\u1ed9 tr\u01a1 h\u00f3a h\u1ecdc.<\/p>\n
<\/p>\n
\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a \u0111\u1ea5t s\u00e9t cao lanh<\/p>\n
Cao lanh hay c\u00f2n g\u1ecdi l\u00e0 dolomite l\u00e0 m\u1ed9t lo\u1ea1i kho\u00e1ng v\u1eadt phi kim lo\u1ea1i c\u00f3 th\u00e0nh ph\u1ea7n ch\u1ee7 y\u1ebfu l\u00e0 kho\u00e1ng s\u00e9t thu\u1ed9c h\u1ecd kaolinit, t\u1ea1o th\u00e0nh \u0111\u1ea5t s\u00e9t v\u00e0 \u0111\u00e1 s\u00e9t.<\/p>\n
V\u1ec1 t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc, cao lanh c\u00f3 \u0111\u1eb7c t\u00ednh c\u00e1ch \u0111i\u1ec7n tuy\u1ec7t v\u1eddi, kh\u1ea3 n\u0103ng h\u00f2a tan axit t\u1ed1t, kh\u1ea3 n\u0103ng trao \u0111\u1ed5i cation r\u1ea5t th\u1ea5p, \u0111\u1ed9 kh\u00fac x\u1ea1 cao v\u00e0 c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc kh\u00e1c.<\/p>\n
\u200b<\/p>\n
\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a b\u1ed9t mica<\/p>\n
B\u1ed9t mica l\u00e0 m\u1ed9t lo\u1ea1i kho\u00e1ng ch\u1ea5t phi kim lo\u1ea1i c\u00f3 th\u00e0nh ph\u1ea7n ch\u00ednh l\u00e0 silica v\u00e0 oxit nh\u00f4m.
\nV\u1ec1 t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc, b\u1ed9t mica cho th\u1ea5y kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n axit v\u00e0 ki\u1ec1m t\u1ed1t, ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh kh\u00e1c. Ngo\u00e0i ra, b\u1ed9t mica nh\u1ef1a \u0111\u01b0\u1ee3c x\u1eed l\u00fd th\u00f4ng qua c\u00e1c quy tr\u00ecnh \u0111\u1eb7c bi\u1ec7t c\u00f3 \u0111\u1eb7c t\u00ednh l\u00e0 t\u1ef7 l\u1ec7 \u0111\u01b0\u1eddng k\u00ednh tr\u00ean \u0111\u1ed9 d\u00e0y cao, ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao, kh\u00e1ng axit v\u00e0 ki\u1ec1m v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n. N\u00f3 l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u l\u00e0m \u0111\u1ea7y b\u1ed9t ch\u1ee9c n\u0103ng t\u1ef1 nhi\u00ean.<\/p>\n
<\/p>\n
\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a b\u1ed9t silica<\/p>\n
B\u1ed9t microsilica l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u r\u1eafn d\u1ea1ng h\u1ea1t m\u1ecbn c\u00f3 k\u00edch th\u01b0\u1edbc h\u1ea1t th\u01b0\u1eddng nh\u1ecf h\u01a1n 1 micron. N\u00f3 l\u00e0 m\u1ed9t nguy\u00ean li\u1ec7u kho\u00e1ng ch\u1ee9c n\u0103ng m\u1edbi bao g\u1ed3m th\u1ea1ch anh vi tinh th\u1ec3 t\u1ef1 nhi\u00ean (a-th\u1ea1ch anh). N\u00f3 ch\u1ee7 y\u1ebfu c\u00f3 m\u00e0u tr\u1eafng ho\u1eb7c tr\u1eafng nh\u1ea1t.
\nB\u1ed9t microsilica c\u00f3 m\u1ed9t lo\u1ea1t c\u00e1c \u0111\u1eb7c t\u00ednh tuy\u1ec7t v\u1eddi: h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t th\u1ea5p, t\u00ednh ch\u1ea5t \u0111i\u1ec7n m\u00f4i tuy\u1ec7t v\u1eddi, \u0111\u1ed9 d\u1eabn nhi\u1ec7t cao v\u00e0 hi\u1ec7u su\u1ea5t huy\u1ec1n ph\u00f9 t\u1ed1t.<\/p>\n
<\/p>\n
\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a nh\u00f4m hydroxit<\/p>\n
Trong c\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t, nh\u00f4m hydroxit ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t ch\u1ed1ng ch\u00e1y. N\u00f3 kh\u00f4ng ch\u1ec9 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u00e1y m\u00e0 c\u00f2n ng\u0103n kh\u00f3i, nh\u1ecf gi\u1ecdt v\u00e0 kh\u00ed \u0111\u1ed9c. V\u00ec v\u1eady, n\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong \u0111i\u1ec7n t\u1eed, h\u00f3a ch\u1ea5t, d\u00e2y c\u00e1p, nh\u1ef1a, cao su v\u00e0 c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c. \u0110\u1eb7c bi\u1ec7t, nh\u00f4m hydroxit si\u00eau m\u1ecbn \u0111\u00e3 tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u \u00edt kh\u00f3i, kh\u00f4ng halogen \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i v\u00e0 r\u1ed9ng r\u00e3i nh\u1ea5t do c\u00f3 nhi\u1ec1u ch\u1ee9c n\u0103ng nh\u01b0 ch\u1ed1ng ch\u00e1y, kh\u1eed kh\u00f3i, l\u00e0m \u0111\u1ea7y v\u00e0 b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng.<\/p>\n
<\/p>\n
\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a alumina<\/p>\n
Nh\u00f4m oxit c\u00f3 c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc Al2O3 l\u00e0 m\u1ed9t ch\u1ea5t v\u00f4 c\u01a1. N\u00f3 l\u00e0 m\u1ed9t h\u1ee3p ch\u1ea5t c\u00f3 \u0111\u1ed9 c\u1ee9ng cao v\u00e0 \u0111i\u1ec3m n\u00f3ng ch\u1ea3y cao t\u1edbi 2054\u00b0C. N\u00f3 l\u00e0 m\u1ed9t tinh th\u1ec3 ion \u0111i\u1ec3n h\u00ecnh v\u00e0 c\u00f3 th\u1ec3 b\u1ecb ion h\u00f3a \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n
V\u1ec1 m\u1eb7t h\u00f3a h\u1ecdc, alumina l\u00e0 v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 c\u1ee9ng cao v\u1edbi \u0111\u1ed9 c\u1ee9ng Mohs l\u00ean t\u1edbi 9, khi\u1ebfn n\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i l\u00e0m v\u1eadt li\u1ec7u ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 ch\u1ed1ng \u0103n m\u00f2n trong nhi\u1ec1u \u1ee9ng d\u1ee5ng. Alumina c\u00f3 t\u00ednh d\u1eabn nhi\u1ec7t t\u1ed1t v\u00e0 Al2O3 c\u00f3 y\u00eau c\u1ea7u \u0111\u1ed9 tinh khi\u1ebft cao th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ebf b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p h\u00f3a h\u1ecdc.
\nV\u1ec1 \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p, nh\u00f4m oxit \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong ng\u00e0nh v\u1eadt li\u1ec7u do c\u00f3 \u0111\u1ed9 c\u1ee9ng cao, ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 ch\u1ed1ng \u0103n m\u00f2n.<\/p>\n
<\/p>\n
\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a bari sunfat<\/p>\n
Barium sulfate l\u00e0 m\u1ed9t tinh th\u1ec3 tr\u1ef1c giao kh\u00f4ng m\u00e0u ho\u1eb7c b\u1ed9t v\u00f4 \u0111\u1ecbnh h\u00ecnh m\u00e0u tr\u1eafng c\u00f3 t\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc \u1ed5n \u0111\u1ecbnh v\u00e0 kh\u00f4ng h\u00f2a tan trong n\u01b0\u1edbc, axit, ki\u1ec1m ho\u1eb7c dung m\u00f4i h\u1eefu c\u01a1. Bari sunfat \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb barit l\u00e0m nguy\u00ean li\u1ec7u ch\u00ednh v\u00e0 \u0111\u01b0\u1ee3c x\u1eed l\u00fd th\u00f4ng qua m\u1ed9t lo\u1ea1t quy tr\u00ecnh nh\u01b0 ch\u1ebf bi\u1ebfn kho\u00e1ng s\u1ea3n, r\u1eeda kho\u00e1ng v\u00e0 nghi\u1ec1n.<\/p>\n
<\/p>\n
\u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a diatomit<\/p>\n
\u0110\u1ea5t diatomit l\u00e0 m\u1ed9t lo\u1ea1i kho\u00e1ng ch\u1ea5t v\u00f4 c\u01a1 t\u1ef1 nhi\u00ean c\u00f3 c\u00e1c m\u00e0u nh\u01b0 tr\u1eafng, tr\u1eafng nh\u1ea1t, x\u00e1m v\u00e0 n\u00e2u x\u00e1m nh\u1ea1t, c\u00f3 \u0111\u1eb7c t\u00ednh m\u1ecbn, l\u1ecfng, nh\u1eb9 v\u00e0 x\u1ed1p. N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 v\u00e0 th\u1ea5m n\u01b0\u1edbc r\u1ea5t m\u1ea1nh n\u00ean th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t \u0111\u1ed9n ho\u1eb7c ch\u1ea5t ch\u1ed1ng l\u1eafng trong s\u01a1n, s\u01a1n ph\u1ee7, cao su, nh\u1ef1a v\u00e0 c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c.<\/p>\n
Diatomite c\u0169ng c\u00f3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh t\u1ed1t v\u00e0 l\u00e0 v\u1eadt li\u1ec7u c\u00f4ng nghi\u1ec7p quan tr\u1ecdng \u0111\u1ec3 c\u00e1ch nhi\u1ec7t, nghi\u1ec1n, l\u1ecdc, h\u1ea5p ph\u1ee5, ch\u1ed1ng \u0111\u00f4ng m\u00e1u, th\u00e1o khu\u00f4n, l\u00e0m \u0111\u1ea7y, ch\u1ea5t mang, v.v.<\/p>\n
<\/p>\n
\u0110\u1eb7c t\u00ednh bentonite<\/a><\/p>\n Bentonite<\/a>, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 bentonite, bentonite ho\u1eb7c bentonite, l\u00e0 m\u1ed9t kho\u00e1ng ch\u1ea5t phi kim lo\u1ea1i c\u00f3 th\u00e0nh ph\u1ea7n kho\u00e1ng ch\u1ea5t ch\u00ednh l\u00e0 montmorillonite. <\/p>\n \u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a b\u1ed9t trong su\u1ed1t<\/p>\n B\u1ed9t trong su\u1ed1t l\u00e0 m\u1ed9t lo\u1ea1i ch\u1ea5t \u0111\u1ed9n ch\u1ee9c n\u0103ng m\u1edbi. N\u00f3 l\u00e0 m\u1ed9t silicat t\u1ed5ng h\u1ee3p. Th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a n\u00f3 l\u00e0 silicat t\u1ed5ng h\u1ee3p c\u00f3 ch\u1ee9a magi\u00ea, nh\u00f4m v\u00e0 canxi, l\u00e0 m\u1ed9t lo\u1ea1i mu\u1ed1i v\u00f4 c\u01a1. \u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a n\u00f3 nh\u01b0 sau: B\u1ed9t microsilica c\u00f3 m\u1ed9t lo\u1ea1t c\u00e1c \u0111\u1eb7c t\u00ednh tuy\u1ec7t v\u1eddi: h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t th\u1ea5p, t\u00ednh ch\u1ea5t \u0111i\u1ec7n m\u00f4i tuy\u1ec7t v\u1eddi, \u0111\u1ed9 d\u1eabn nhi\u1ec7t cao v\u00e0 hi\u1ec7u su\u1ea5t huy\u1ec1n ph\u00f9 t\u1ed1t.<\/p>\n","protected":false},"author":7,"featured_media":130143,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[852],"tags":[],"class_list":["post-130181","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\/130181"}],"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=130181"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/130181\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/130143"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=130181"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=130181"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=130181"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\nM\u00e0u c\u1ee7a bentonite<\/a> th\u01b0\u1eddng l\u00e0 tr\u1eafng ho\u1eb7c v\u00e0ng nh\u1ea1t, nh\u01b0ng do thay \u0111\u1ed5i h\u00e0m l\u01b0\u1ee3ng s\u1eaft n\u00ean n\u00f3 c\u0169ng c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n m\u00e0u x\u00e1m nh\u1ea1t ho\u1eb7c xanh nh\u1ea1t.<\/p>\n
\n1. T\u00ednh minh b\u1ea1ch cao
\n2. \u0110\u1ed9 c\u1ee9ng v\u00e0 \u0111\u1ed9 b\u00f3ng t\u1ed1t
\n3. H\u1ea5p th\u1ee5 d\u1ea7u th\u1ea5p
\n4. Ch\u1ed1ng s\u1eadp t\u1ed1t v\u00e0 \u00edt b\u00e1m b\u1ee5i trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng.
\n5. V\u1eadt li\u1ec7u b\u1ed9t si\u00eau m\u1ecbn si\u00eau trong su\u1ed1t \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n th\u00f4ng qua qu\u00e1 tr\u00ecnh l\u1ef1a ch\u1ecdn nguy\u00ean li\u1ec7u th\u00f4-tr\u1ed9n-nung ch\u1ea3y-nghi\u1ec1n th\u00f4-nghi\u1ec1n m\u1ecbn-ph\u00e2n lo\u1ea1i.<\/p>\n","protected":false},"excerpt":{"rendered":"