{"id":4261,"date":"2025-08-18T15:25:49","date_gmt":"2025-08-18T07:25:49","guid":{"rendered":"https:\/\/www.superfinemill.com\/?p=4261"},"modified":"2025-08-20T10:48:13","modified_gmt":"2025-08-20T02:48:13","slug":"what-is-the-preparation-process-of-spherical-silica","status":"publish","type":"post","link":"https:\/\/www.superfinemill.com\/vi\/what-is-the-preparation-process-of-spherical-silica\/","title":{"rendered":"Qu\u00e1 tr\u00ecnh ch\u1ebf t\u1ea1o silica h\u00ecnh c\u1ea7u l\u00e0 g\u00ec?"},"content":{"rendered":"<p><a href=\"https:\/\/www.superfinemill.com\/vi\/products\/\">B\u1ed9t vi silica<\/a> l\u00e0 m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u b\u1ed9t ch\u1ee9c n\u0103ng phi kim lo\u1ea1i v\u00f4 c\u01a1. N\u00f3 c\u00f3 c\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc \u0111\u1ed9c \u0111\u00e1o nh\u01b0 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t cao, c\u00e1ch \u0111i\u1ec7n cao, h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf tuy\u1ebfn t\u00ednh th\u1ea5p v\u00e0 \u0111\u1ed9 d\u1eabn nhi\u1ec7t t\u1ed1t. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c t\u1ea5m ph\u1ee7 \u0111\u1ed3ng, h\u1ee3p ch\u1ea5t \u0111\u00fac epoxy, v\u1eadt li\u1ec7u c\u00e1ch \u0111i\u1ec7n, keo d\u00e1n, g\u1ed1m s\u1ee9 v\u00e0 l\u1edbp ph\u1ee7. N\u00f3 c\u0169ng \u0111\u00f3ng m\u1ed9t vai tr\u00f2 quan tr\u1ecdng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 \u0111i\u1ec7n t\u1eed ti\u00eau d\u00f9ng, thi\u1ebft b\u1ecb gia d\u1ee5ng, th\u00f4ng tin di \u0111\u1ed9ng, \u00f4 t\u00f4, h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, qu\u1ed1c ph\u00f2ng v\u00e0 n\u0103ng l\u01b0\u1ee3ng gi\u00f3. S\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a silica h\u00ecnh c\u1ea7u tr\u1ef1c ti\u1ebfp th\u00fac \u0111\u1ea9y ti\u1ebfn b\u1ed9 c\u00f4ng ngh\u1ec7 trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u00e0y. N\u00f3 c\u0169ng c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m. Trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y, v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng c\u1ee7a c\u00f4ng ngh\u1ec7 vi \u0111i\u1ec7n t\u1eed, c\u00e1c y\u00eau c\u1ea7u v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ed1i v\u1edbi c\u00e1c linh ki\u1ec7n vi \u0111i\u1ec7n t\u1eed \u0111\u00e3 t\u0103ng l\u00ean \u0111\u00e1ng k\u1ec3. Xu h\u01b0\u1edbng n\u00e0y \u0111\u00e3 n\u00e2ng cao c\u00e1c y\u00eau c\u1ea7u v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng \u0111\u1ed1i v\u1edbi b\u1ed9t vi silica. K\u1ebft qu\u1ea3 l\u00e0, vi\u1ec7c s\u1ea3n xu\u1ea5t silica c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao, <a href=\"https:\/\/www.superfinemill.com\/vi\/dry-grinding\/ball-mill-and-air-classifier-production-system\/\">silica h\u00ecnh c\u1ea7u si\u00eau m\u1ecbn<\/a> \u0111\u00e3 tr\u1edf th\u00e0nh \u0111i\u1ec3m n\u00f3ng nghi\u00ean c\u1ee9u.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"631\" src=\"https:\/\/www.superfinemill.com\/wp-content\/uploads\/2025\/08\/silica-micropowder-1.webp\" alt=\"silica micropowder\" class=\"wp-image-4262\" srcset=\"https:\/\/www.superfinemill.com\/wp-content\/uploads\/2025\/08\/silica-micropowder-1.webp 800w, https:\/\/www.superfinemill.com\/wp-content\/uploads\/2025\/08\/silica-micropowder-1-300x237.webp 300w, https:\/\/www.superfinemill.com\/wp-content\/uploads\/2025\/08\/silica-micropowder-1-768x606.webp 768w, https:\/\/www.superfinemill.com\/wp-content\/uploads\/2025\/08\/silica-micropowder-1-15x12.webp 15w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ed5ng quan v\u1ec1 Silica h\u00ecnh c\u1ea7u<\/h2>\n\n\n\n<p>B\u1ed9t silica h\u00ecnh c\u1ea7u l\u00e0 c\u00e1c h\u1ea1t h\u00ecnh c\u1ea7u m\u00e0u tr\u1eafng, ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c c\u1ea5u t\u1ea1o t\u1eeb th\u1ea1ch anh v\u00f4 \u0111\u1ecbnh h\u00ecnh, v\u1edbi k\u00edch th\u01b0\u1edbc h\u1ea1t l\u00ean \u0111\u1ebfn d\u01b0\u1edbi micron ho\u1eb7c nanomet. N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t cao, ch\u1ed1ng \u1ea9m t\u1ed1t, t\u00ednh ch\u1ea5t l\u00e0m \u0111\u1ea7y cao, \u1ee9ng su\u1ea5t th\u1ea5p v\u00e0 h\u1ec7 s\u1ed1 ma s\u00e1t th\u1ea5p.<\/p>\n\n\n\n<p>Ngo\u00e0i ra, silica c\u1ea7u c\u00f3 \u0111\u1ed9 tinh khi\u1ebft c\u1ef1c cao. K\u00edch th\u01b0\u1edbc h\u1ea1t nh\u1ecf nh\u01b0ng kh\u00f4ng d\u1ec5 b\u1ecb k\u1ebft t\u1ee5, v\u00e0 ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc \u0111\u1ed3ng \u0111\u1ec1u. N\u00f3 c\u0169ng c\u00f3 t\u00ednh ch\u1ea5t \u0111i\u1ec7n m\u00f4i tuy\u1ec7t v\u1eddi v\u00e0 h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t c\u1ef1c th\u1ea5p. Nh\u1edd nh\u1eefng \u01b0u \u0111i\u1ec3m n\u00e0y, silica c\u1ea7u c\u00f3 \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i v\u00e0 tri\u1ec3n v\u1ecdng ph\u00e1t tri\u1ec3n \u0111\u1ea7y h\u1ee9a h\u1eb9n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Quy tr\u00ecnh ch\u1ebf t\u1ea1o Silica h\u00ecnh c\u1ea7u<\/h2>\n\n\n\n<p>Hi\u1ec7n nay, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ch\u1ebf t\u1ea1o silica c\u1ea7u \u0111\u01b0\u1ee3c chia th\u00e0nh ph\u01b0\u01a1ng ph\u00e1p v\u1eadt l\u00fd v\u00e0 ph\u01b0\u01a1ng ph\u00e1p h\u00f3a h\u1ecdc. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p v\u1eadt l\u00fd bao g\u1ed3m <a href=\"https:\/\/www.superfinemill.com\/vi\/dry-grinding\/ball-mill-and-air-classifier-production-system\/\">nghi\u1ec1n bi<\/a>, s\u1ea5y phun, c\u1ea7u h\u00f3a ng\u1ecdn l\u1eeda, phun nhi\u1ec7t \u0111\u1ed9 cao, ph\u01b0\u01a1ng ph\u00e1p plasma, \u0111\u1ed1t ch\u00e1y t\u1ef1 lan truy\u1ec1n, n\u1ea5u ch\u1ea3y ng\u1ecdn l\u1eeda, nung \u1edf nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ed1t tr\u1ef1c ti\u1ebfp (VMC). C\u00e1c ph\u01b0\u01a1ng ph\u00e1p h\u00f3a h\u1ecdc bao g\u1ed3m t\u1ed5ng h\u1ee3p pha h\u01a1i, sol-gel, k\u1ebft t\u1ee7a v\u00e0 k\u1ef9 thu\u1eadt vi nh\u0169 t\u01b0\u01a1ng.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"750\" height=\"750\" src=\"https:\/\/www.superfinemill.com\/wp-content\/uploads\/2025\/08\/ball-mill-6.webp\" alt=\"ball mill 6\" class=\"wp-image-4263\" srcset=\"https:\/\/www.superfinemill.com\/wp-content\/uploads\/2025\/08\/ball-mill-6.webp 750w, https:\/\/www.superfinemill.com\/wp-content\/uploads\/2025\/08\/ball-mill-6-300x300.webp 300w, https:\/\/www.superfinemill.com\/wp-content\/uploads\/2025\/08\/ball-mill-6-150x150.webp 150w, https:\/\/www.superfinemill.com\/wp-content\/uploads\/2025\/08\/ball-mill-6-12x12.webp 12w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Ph\u01b0\u01a1ng ph\u00e1p v\u1eadt l\u00fd<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">Phay c\u01a1 kh\u00ed<\/h4>\n\n\n\n<p>Nghi\u1ec1n c\u01a1 h\u1ecdc s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb nghi\u1ec1n v\u00e0 h\u1ec7 th\u1ed1ng s\u00e0ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t b\u1ed9t si\u00eau m\u1ecbn. N\u00f3 bao g\u1ed3m nghi\u1ec1n kh\u00f4 v\u00e0 nghi\u1ec1n \u01b0\u1edbt. Nghi\u1ec1n \u01b0\u1edbt s\u1eed d\u1ee5ng n\u01b0\u1edbc l\u00e0m m\u00f4i tr\u01b0\u1eddng v\u00e0 m\u00e1y nghi\u1ec1n khu\u1ea5y \u0111\u1ec3 s\u1ea3n xu\u1ea5t b\u1ed9t c\u00f3 \u0111\u1ed9 ph\u00e2n t\u00e1n t\u1ed1t v\u00e0 k\u00edch th\u01b0\u1edbc \u0111\u1ed3ng \u0111\u1ec1u.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">S\u1ea5y phun<\/h4>\n\n\n\n<p>S\u1ea5y phun chuy\u1ec3n \u0111\u1ed5i ch\u1ea5t l\u1ecfng th\u00e0nh c\u00e1c h\u1ea1t m\u1ecbn b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng \u0111\u1ea7u phun. C\u00e1c h\u1ea1t ti\u1ebfp x\u00fac v\u1edbi kh\u00f4ng kh\u00ed n\u00f3ng, h\u01a1i \u1ea9m b\u1ed1c h\u01a1i v\u00e0 c\u00e1c h\u1ea1t r\u1eafn h\u00ecnh th\u00e0nh. Sau \u0111\u00f3, s\u1ea3n ph\u1ea9m kh\u00f4 \u0111\u01b0\u1ee3c thu th\u1eadp.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">H\u00ecnh c\u1ea7u ng\u1ecdn l\u1eeda<\/h4>\n\n\n\n<p>\u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn nh\u1ea5t trong s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p. \u0110\u1ea7u ti\u00ean, c\u00e1t th\u1ea1ch anh c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao \u0111\u01b0\u1ee3c nghi\u1ec1n, s\u00e0ng l\u1ecdc v\u00e0 tinh ch\u1ebf. B\u1ed9t th\u1ea1ch anh \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao do kh\u00ed nhi\u00ean li\u1ec7u v\u00e0 oxy t\u1ea1o ra. B\u1ed9t n\u00f3ng ch\u1ea3y, ngu\u1ed9i \u0111i v\u00e0 t\u1ea1o th\u00e0nh c\u00e1c h\u1ea1t h\u00ecnh c\u1ea7u.<\/p>\n\n\n\n<p>Trong ph\u01b0\u01a1ng ph\u00e1p n\u00e0y, oxy tinh khi\u1ebft v\u00e0 ankan t\u1ea1o ra ng\u1ecdn l\u1eeda \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t \u0111\u1ec3 duy tr\u00ec tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh. Nhi\u1ec1u v\u00f2i phun \u0111\u1ea3m b\u1ea3o gia nhi\u1ec7t \u0111\u1ec1u, gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t h\u00ecnh c\u1ea7u h\u00f3a. So v\u1edbi plasma, ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u01a1n gi\u1ea3n h\u01a1n v\u00e0 ph\u00f9 h\u1ee3p h\u01a1n cho s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p quy m\u00f4 l\u1edbn.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Phun nhi\u1ec7t \u0111\u1ed9 cao<\/h4>\n\n\n\n<p>Th\u1ea1ch anh \u0111\u01b0\u1ee3c nung ch\u1ea3y \u1edf nhi\u1ec7t \u0111\u1ed9 2100\u20132500 \u00b0C, sau \u0111\u00f3 \u0111\u01b0\u1ee3c nguy\u00ean t\u1eed h\u00f3a, l\u00e0m ngu\u1ed9i v\u00e0 \u0111\u00f4ng \u0111\u1eb7c th\u00e0nh silica h\u00ecnh c\u1ea7u. S\u1ea3n ph\u1ea9m c\u00f3 b\u1ec1 m\u1eb7t nh\u1eb5n, t\u1ed1c \u0111\u1ed9 c\u1ea7u h\u00f3a 100% v\u00e0 c\u1ea5u tr\u00fac v\u00f4 \u0111\u1ecbnh h\u00ecnh.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Ph\u01b0\u01a1ng ph\u00e1p Plasma<\/h4>\n\n\n\n<p>\u0110\u1ea7u \u0111\u1ed1t plasma t\u1ea1o ra nhi\u1ec7t \u0111\u1ed9 c\u1ef1c cao. B\u1ed9t th\u1ea1ch anh ho\u1eb7c silica n\u00f3ng ch\u1ea3y th\u00e0nh c\u00e1c gi\u1ecdt, v\u00e0 s\u1ee9c c\u0103ng b\u1ec1 m\u1eb7t \u0111\u1ecbnh h\u00ecnh ch\u00fang th\u00e0nh h\u00ecnh c\u1ea7u. Qu\u00e1 tr\u00ecnh l\u00e0m m\u00e1t nhanh ch\u00f3ng t\u1ea1o ra silica h\u00ecnh c\u1ea7u v\u1edbi h\u00ecnh th\u00e1i c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t, \u0111\u1ed9 tinh khi\u1ebft cao v\u00e0 kh\u00f4ng b\u1ecb k\u1ebft t\u1ee5.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">S\u1ef1 ch\u00e1y t\u1ef1 lan truy\u1ec1n<\/h4>\n\n\n\n<p>Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y bao g\u1ed3m vi\u1ec7c chu\u1ea9n b\u1ecb natri silicat, silica sol v\u00e0 h\u1ed7n h\u1ee3p \u0111\u1ed1t ch\u00e1y. H\u1ed7n h\u1ee3p tr\u1ea3i qua qu\u00e1 tr\u00ecnh \u0111\u1ed1t ch\u00e1y, \u1ee7, kh\u1eed cacbon, r\u1eeda v\u00e0 s\u1ea5y kh\u00f4 \u0111\u1ec3 t\u1ea1o th\u00e0nh silica h\u00ecnh c\u1ea7u. \u01afu \u0111i\u1ec3m bao g\u1ed3m thi\u1ebft b\u1ecb \u0111\u01a1n gi\u1ea3n, chi ph\u00ed th\u1ea5p v\u00e0 kh\u00f4ng c\u00f3 s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a c\u00e1c ion t\u1ea1p ch\u1ea5t. Tuy nhi\u00ean, ph\u01b0\u01a1ng ph\u00e1p n\u00e0y v\u1eabn \u0111ang \u1edf giai \u0111o\u1ea1n th\u1eed nghi\u1ec7m trong ph\u00f2ng th\u00ed nghi\u1ec7m.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Ng\u1ecdn l\u1eeda tan ch\u1ea3y<\/h4>\n\n\n\n<p>B\u1ed9t silica g\u00f3c \u0111\u01b0\u1ee3c x\u1eed l\u00fd s\u01a1 b\u1ed9 b\u1eb1ng c\u00e1ch nghi\u1ec1n, s\u00e0ng l\u1ecdc v\u00e0 tinh ch\u1ebf. S\u1eed d\u1ee5ng nhi\u00ean li\u1ec7u s\u1ea1ch nh\u01b0 axetilen ho\u1eb7c kh\u00ed t\u1ef1 nhi\u00ean, b\u1ed9t \u0111\u01b0\u1ee3c nung ch\u1ea3y trong ng\u1ecdn l\u1eeda nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 ngu\u1ed9i th\u00e0nh h\u00ecnh c\u1ea7u. K\u1ebft qu\u1ea3 l\u00e0 silica h\u00ecnh c\u1ea7u \u0111\u1ed3ng nh\u1ea5t, c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Nung \u1edf nhi\u1ec7t \u0111\u1ed9 cao<\/h4>\n\n\n\n<p>B\u1ed9t th\u1ea1ch anh \u0111\u01b0\u1ee3c \u1ee7 trong \u0111i\u1ec1u ki\u1ec7n ki\u1ec1m, l\u1ecdc v\u00e0 s\u1ea5y kh\u00f4. V\u1eadt li\u1ec7u s\u1ea5y kh\u00f4 \u0111\u01b0\u1ee3c tr\u1ed9n v\u1edbi ch\u1ea5t k\u1ebft d\u00ednh, nung \u1edf nhi\u1ec7t \u0111\u1ed9 cao, l\u00e0m ngu\u1ed9i v\u00e0 nghi\u1ec1n. Sau khi t\u00e1ch t\u1eeb v\u00e0 ph\u00e2n lo\u1ea1i b\u1eb1ng kh\u00f4ng kh\u00ed, thu \u0111\u01b0\u1ee3c silica h\u00ecnh c\u1ea7u c\u00f3 \u0111\u1ed9 tr\u1eafng v\u00e0 \u0111\u1ed9 tinh khi\u1ebft cao. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y v\u1eabn \u0111ang trong giai \u0111o\u1ea1n th\u1eed nghi\u1ec7m.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u0110\u1ed1t ch\u00e1y tr\u1ef1c ti\u1ebfp \/ VMC<\/h4>\n\n\n\n<p>Do silica nung ch\u1ea3y b\u1eb1ng ng\u1ecdn l\u1eeda c\u00f3 nh\u1eefng h\u1ea1n ch\u1ebf v\u1ec1 \u0111\u1ed9 tinh khi\u1ebft v\u00e0 ph\u00e2n b\u1ed1 h\u1ea1t, m\u1ed9t s\u1ed1 c\u00f4ng ty s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p VMC. B\u1ed9t silicon kim lo\u1ea1i ph\u1ea3n \u1ee9ng tr\u1ef1c ti\u1ebfp v\u1edbi oxy \u0111\u1ec3 t\u1ea1o ra silica h\u00ecnh c\u1ea7u c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao h\u01a1n v\u00e0 ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc \u0111\u1ed3ng \u0111\u1ec1u h\u01a1n.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"800\" height=\"606\" src=\"https:\/\/www.superfinemill.com\/wp-content\/uploads\/2025\/08\/spherical-silica.webp\" alt=\"spherical silica\" class=\"wp-image-4264\" srcset=\"https:\/\/www.superfinemill.com\/wp-content\/uploads\/2025\/08\/spherical-silica.webp 800w, https:\/\/www.superfinemill.com\/wp-content\/uploads\/2025\/08\/spherical-silica-300x227.webp 300w, https:\/\/www.superfinemill.com\/wp-content\/uploads\/2025\/08\/spherical-silica-768x582.webp 768w, https:\/\/www.superfinemill.com\/wp-content\/uploads\/2025\/08\/spherical-silica-16x12.webp 16w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Ph\u01b0\u01a1ng ph\u00e1p h\u00f3a h\u1ecdc<\/h3>\n\n\n\n<p><strong>Ph\u01b0\u01a1ng ph\u00e1p pha h\u01a1i<\/strong><br>C\u00e1c halogenua silic tr\u1ea3i qua qu\u00e1 tr\u00ecnh th\u1ee7y ph\u00e2n \u1edf nhi\u1ec7t \u0111\u1ed9 cao, t\u1ea1o th\u00e0nh c\u00e1c h\u1ea1t nano silica v\u00f4 \u0111\u1ecbnh h\u00ecnh. S\u1ea3n ph\u1ea9m c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao, k\u00edch th\u01b0\u1edbc h\u1ea1t s\u01a1 c\u1ea5p t\u1eeb 7\u201340 nm, di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang t\u1eeb 50\u2013380 m\u00b2\/g v\u00e0 h\u00e0m l\u01b0\u1ee3ng SiO\u2082 tr\u00ean 99,8%. Tuy nhi\u00ean, vi\u1ec7c ph\u00e2n t\u00e1n trong m\u00f4i tr\u01b0\u1eddng h\u1eefu c\u01a1 g\u1eb7p nhi\u1ec1u kh\u00f3 kh\u0103n.<\/p>\n\n\n\n<p><strong>Ph\u01b0\u01a1ng ph\u00e1p Sol-Gel<\/strong><br>H\u1ee3p ch\u1ea5t silicon kim lo\u1ea1i ho\u1eb7c v\u00f4 c\u01a1 t\u1ea1o th\u00e0nh dung d\u1ecbch, sol v\u00e0 gel, sau \u0111\u00f3 \u0111\u01b0\u1ee3c x\u1eed l\u00fd nhi\u1ec7t \u0111\u1ec3 t\u1ea1o ra silica. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y mang l\u1ea1i \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u h\u00f3a h\u1ecdc tuy\u1ec7t v\u1eddi, \u0111\u1ed9 tinh khi\u1ebft cao v\u00e0 c\u00e1c h\u1ea1t m\u1ecbn. Tuy nhi\u00ean, nguy\u00ean li\u1ec7u th\u00f4 \u0111\u1eaft ti\u1ec1n, v\u00e0 b\u1ed9t c\u00f3 th\u1ec3 b\u1ecb co l\u1ea1i, k\u1ebft t\u1ee5 ho\u1eb7c k\u1ebft t\u1ee5.<\/p>\n\n\n\n<p><strong>S\u1ef1 k\u1ebft t\u1ee7a<\/strong><br>Natri silicat v\u00e0 axit ph\u1ea3n \u1ee9ng v\u1edbi nhau khi c\u00f3 ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t. Ki\u1ec3m so\u00e1t c\u1ea9n th\u1eadn \u0111\u1ed9 pH v\u00e0 nhi\u1ec7t \u0111\u1ed9 s\u1ebd t\u1ea1o ra silica h\u00ecnh c\u1ea7u \u0111\u1ed3ng nh\u1ea5t. Quy tr\u00ecnh n\u00e0y \u0111\u01a1n gi\u1ea3n, chi ph\u00ed th\u1ea5p v\u00e0 ph\u00f9 h\u1ee3p cho \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p. Tuy nhi\u00ean, hi\u1ec7n t\u01b0\u1ee3ng k\u1ebft t\u1ee5 c\u00f3 th\u1ec3 x\u1ea3y ra.<\/p>\n\n\n\n<p><strong>Vi nh\u0169 t\u01b0\u01a1ng<\/strong><br>Ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t \u1ed5n \u0111\u1ecbnh c\u00e1c pha kh\u00f4ng h\u00f2a tan th\u00e0nh nh\u0169 t\u01b0\u01a1ng \u0111\u1ed3ng nh\u1ea5t. Trong c\u00e1c kh\u00f4ng gian vi m\u00f4 t\u1ea1i giao di\u1ec7n pha, c\u00e1c ti\u1ec1n ch\u1ea5t silica h\u00ecnh th\u00e0nh v\u00e0 ph\u00e1t tri\u1ec3n. Sau khi x\u1eed l\u00fd nhi\u1ec7t, c\u00e1c h\u1ea1t silica h\u00ecnh c\u1ea7u \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh.<\/p>\n\n\n\n<p>       <strong>So s\u00e1nh c\u00e1c ph\u01b0\u01a1ng ph\u00e1p v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc \u0111\u1ec3 \u0111i\u1ec1u ch\u1ebf Silica h\u00ecnh c\u1ea7u<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><tbody><tr><td><strong>Lo\u1ea1i ph\u01b0\u01a1ng ph\u00e1p<\/strong><\/td><td><strong>Quy tr\u00ecnh ch\u00ednh<\/strong><\/td><td><strong>Thu\u1eadn l\u1ee3i<\/strong><\/td><\/tr><tr><td>Ph\u01b0\u01a1ng ph\u00e1p v\u1eadt l\u00fd<\/td><td>Phay c\u01a1 h\u1ecdc, s\u1ea5y phun, c\u1ea7u h\u00f3a ng\u1ecdn l\u1eeda, phun n\u00f3ng ch\u1ea3y nhi\u1ec7t \u0111\u1ed9 cao, ph\u01b0\u01a1ng ph\u00e1p plasma, \u0111\u1ed1t ch\u00e1y, n\u1ea5u ch\u1ea3y ng\u1ecdn l\u1eeda, nung, VMC<\/td><td>\u2022 C\u00f4ng ngh\u1ec7 ho\u00e0n thi\u1ec7n cho m\u1ed9t s\u1ed1 ph\u01b0\u01a1ng ph\u00e1p (v\u00ed d\u1ee5, h\u00ecnh c\u1ea7u h\u00f3a ng\u1ecdn l\u1eeda)<br>\u2022 Thi\u1ebft b\u1ecb \u0111\u01a1n gi\u1ea3n (v\u00ed d\u1ee5, s\u1ea5y phun, \u0111\u1ed1t ch\u00e1y)<br>\u2022 Th\u00edch h\u1ee3p cho s\u1ea3n xu\u1ea5t quy m\u00f4 l\u1edbn (phun ng\u1ecdn l\u1eeda, phun nhi\u1ec7t h\u1ea1ch)<br>\u2022 \u0110\u1ed9 tinh khi\u1ebft cao v\u00e0 b\u1ec1 m\u1eb7t nh\u1eb5n (phun nhi\u1ec7t, plasma)<\/td><\/tr><tr><td>Ph\u01b0\u01a1ng ph\u00e1p h\u00f3a h\u1ecdc<\/td><td>Pha h\u01a1i, sol-gel, k\u1ebft t\u1ee7a, nh\u0169 t\u01b0\u01a1ng si\u00eau nh\u1ecf<\/td><td>\u2022 \u0110\u1ed9 tinh khi\u1ebft cao v\u00e0 k\u00edch th\u01b0\u1edbc h\u1ea1t \u0111\u1ed3ng \u0111\u1ec1u<br>\u2022 C\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u00edch th\u01b0\u1edbc d\u01b0\u1edbi micron v\u00e0 nanomet<br>\u2022 Ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c h\u00ecnh th\u00e1i<br>\u2022 Th\u00edch h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng cao c\u1ea5p<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><a href=\"https:\/\/www.superfinemill.com\/vi\/contact\/\">b\u1ed9t s\u1eed thi<\/a><\/h2>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe title=\"Giao h\u00e0ng to\u00e0n c\u1ea7u m\u00e1y nghi\u1ec1n bi l\u00f3t g\u1ed1m c\u1ee7a Thanh \u0110\u1ea3o EPIC \u0111\u1ebfn \u1ea4n \u0110\u1ed9\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/MH7z1lGihvQ?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<\/div><\/figure>\n\n\n\n<p>Silica h\u00ecnh c\u1ea7u c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao l\u00e0 v\u1eadt li\u1ec7u ch\u1ee7 ch\u1ed1t cho c\u00e1c m\u1ea1ch t\u00edch h\u1ee3p quy m\u00f4 l\u1edbn. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c l\u0129nh v\u1ef1c h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5, si\u00eau m\u00e1y t\u00ednh, c\u00f4ng ngh\u1ec7 th\u00f4ng tin th\u1ebf h\u1ec7 ti\u1ebfp theo, qu\u1ed1c ph\u00f2ng v\u00e0 an ninh.<br>V\u1edbi thi\u1ebft b\u1ecb nghi\u1ec1n, ph\u00e2n lo\u1ea1i v\u00e0 bi\u1ebfn t\u00ednh b\u1ec1 m\u1eb7t ti\u00ean ti\u1ebfn, Epic Powder cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh \u0111\u1ec3 ch\u1ebf t\u1ea1o silica h\u00ecnh c\u1ea7u si\u00eau m\u1ecbn. H\u1ec7 th\u1ed1ng c\u1ee7a h\u1ecd cho ph\u00e9p ki\u1ec3m so\u00e1t k\u00edch th\u01b0\u1edbc h\u1ea1t \u1ed5n \u0111\u1ecbnh, t\u1ef7 l\u1ec7 h\u00ecnh c\u1ea7u h\u00f3a cao v\u00e0 \u0111\u1ed9 ph\u00e2n t\u00e1n tuy\u1ec7t v\u1eddi. Li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n mi\u1ec5n ph\u00ed v\u00e0 cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p t\u00f9y ch\u1ec9nh! \u0110\u1ed9i ng\u0169 chuy\u00ean gia c\u1ee7a ch\u00fang t\u00f4i t\u1eadn t\u00e2m cung c\u1ea5p c\u00e1c s\u1ea3n ph\u1ea9m v\u00e0 d\u1ecbch v\u1ee5 ch\u1ea5t l\u01b0\u1ee3ng cao \u0111\u1ec3 t\u1ed1i \u0111a h\u00f3a gi\u00e1 tr\u1ecb gia c\u00f4ng b\u1ed9t c\u1ee7a b\u1ea1n. Epic Powder\u2014Chuy\u00ean gia gia c\u00f4ng b\u1ed9t \u0111\u00e1ng tin c\u1eady c\u1ee7a b\u1ea1n!<\/p>\n\n\n\n<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f8-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"8\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/vi\/wp-json\/wp\/v2\/posts\/4261#wpcf7-f8-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"\u7559\u8a00\u8868\u5355\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/vi\/wp-json\/wp\/v2\/posts\/4261#wpcf7-f8-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"8\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f8-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input type=\"hidden\" name=\"_wpcf7_posted_data_hash\" value=\"\" \/>\n<\/fieldset>\n<div class=\"keen-form\">\n\t<div class=\"one-half\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-name\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text wpcf7-validates-as-required\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"T\u00ean c\u1ee7a b\u1ea1n*\" value=\"\" type=\"text\" name=\"your-name\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half last\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-email\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-email wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-email\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"Email c\u1ee7a b\u1ea1n*\" value=\"\" type=\"email\" name=\"your-email\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"tel-465\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-tel wpcf7-validates-as-required wpcf7-text wpcf7-validates-as-tel\" aria-required=\"true\" aria-invalid=\"false\" placeholder=\"\u0110i\u1ec7n tho\u1ea1i ho\u1eb7c Whatsapp c\u1ee7a b\u1ea1n*\" value=\"\" type=\"tel\" name=\"tel-465\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div class=\"one-half last\">\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-subject\"><input size=\"40\" maxlength=\"400\" class=\"wpcf7-form-control wpcf7-text\" aria-invalid=\"false\" placeholder=\"C\u00f4ng ty c\u1ee7a b\u1ea1n\" value=\"\" type=\"text\" name=\"your-subject\" \/><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><span class=\"wpcf7-form-control-wrap\" data-name=\"your-message\"><textarea cols=\"40\" rows=\"3\" maxlength=\"2000\" class=\"wpcf7-form-control wpcf7-textarea\" aria-invalid=\"false\" placeholder=\"Tin nh\u1eafn c\u1ee7a b\u1ea1n\" name=\"your-message\"><\/textarea><\/span>\n\t\t<\/p>\n\t<\/div>\n\t<div>\n\t\t<p><span class=\"wpcf7-form-control-wrap kc_captcha\" data-name=\"kc_captcha\"><span class=\"wpcf7-form-control wpcf7-radio\"><span class=\"captcha-image\" ><span class=\"cf7ic_instructions\">H\u00e3y ch\u1ee9ng minh b\u1ea1n l\u00e0 ng\u01b0\u1eddi b\u1eb1ng c\u00e1ch ch\u1ecdn<span> xe h\u01a1i<\/span>\u3002<\/span><label><input aria-label=\"1\" type=\"radio\" name=\"kc_captcha\" value=\"bot\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 576 512\"><path fill=\"currentColor\" d=\"M415 24c-53 0-103 42-127 65-24-23-74-65-127-65C70 24 16 77 16 166c0 72 67 133 69 135l187 181c9 8 23 8 32 0l187-180c2-3 69-64 69-136 0-89-54-142-145-142z\"\/><\/svg><\/label><label><input aria-label=\"2\" type=\"radio\" name=\"kc_captcha\" value=\"bot\" \/><svg aria-hidden=\"true\" role=\"img\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 576 512\"><path 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