{"id":116940,"date":"2022-06-10T10:00:36","date_gmt":"2022-06-10T02:00:36","guid":{"rendered":"https:\/\/www.alpapowder.com\/116940\/"},"modified":"2022-06-07T10:33:27","modified_gmt":"2022-06-07T02:33:27","slug":"cac-loai-va-quy-trinh-phu-vo-co-cua-titanium-dioxide","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/116940\/","title":{"rendered":"C\u00e1c lo\u1ea1i v\u00e0 quy tr\u00ecnh ph\u1ee7 v\u00f4 c\u01a1 c\u1ee7a Titanium Dioxide"},"content":{"rendered":"

\"\"<\/p>\n

\u0110\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 t\u00ednh n\u0103ng \u1ee9ng d\u1ee5ng c\u1ee7a titanium dioxide trong th\u1ef1c t\u1ebf c\u00f4ng nghi\u1ec7p, c\u00e1c h\u1ecdc gi\u1ea3 trong v\u00e0 ngo\u00e0i n\u01b0\u1edbc \u0111\u00e3 th\u1ef1c hi\u1ec7n m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn c\u00e1c nghi\u00ean c\u1ee9u th\u1ef1c nghi\u1ec7m v\u1ec1 l\u1edbp ph\u1ee7 v\u00f4 c\u01a1 c\u1ee7a titanium dioxide. Trong \u0111\u00f3, l\u1edbp ph\u1ee7 titan \u0111ioxit ch\u1ee7 y\u1ebfu l\u00e0 Al3 +, Si4 +, Zr4 +, Be2 +, Ti4 +, Mg2 +, Mn2 +, Cr3 +, Ce4 + v\u00e0 c\u00e1c oxit ho\u1eb7c hydroxit ng\u1eadm n\u01b0\u1edbc kh\u00e1c. Trong s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p hi\u1ec7n nay, Al3 +, Si4 +, Zr4 + \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i nh\u1ea5t.<\/p>\n

C\u00e1c nghi\u00ean c\u1ee9u \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng hi\u1ec7u su\u1ea5t \u1ee9ng d\u1ee5ng c\u1ee7a titanium dioxide ph\u1ee5 thu\u1ed9c v\u00e0o lo\u1ea1i l\u1edbp ph\u1ee7 v\u00f4 c\u01a1 tr\u00ean b\u1ec1 m\u1eb7t c\u1ee7a n\u00f3. Alumina ph\u1ee7 b\u1ec1 m\u1eb7t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh ph\u00e2n t\u00e1n trong h\u1ec7 th\u1ed1ng n\u01b0\u1edbc c\u1ee7a s\u1ea3n ph\u1ea9m, v\u00e0 silica<\/a> ph\u1ee7 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu th\u1eddi ti\u1ebft c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m titanium dioxide. hi\u1ec7u su\u1ea5t, l\u1edbp zirconium dioxide \u0111\u01b0\u1ee3c ph\u1ee7 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng \u00e1nh s\u00e1ng c\u1ee7a titanium dioxide. Vi\u1ec7c ph\u1ee7 m\u1ed9t lo\u1ea1i ho\u1eb7c nhi\u1ec1u lo\u1ea1i l\u1edbp phim v\u00f4 c\u01a1 l\u00ean \u200b\u200bb\u1ec1 m\u1eb7t c\u1ee7a titanium dioxide c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 t\u00ednh n\u0103ng \u1ee9ng d\u1ee5ng c\u1ee7a titanium dioxide trong c\u00e1c l\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau. Theo s\u1ef1 kh\u00e1c bi\u1ec7t c\u1ee7a th\u00e0nh ph\u1ea7n l\u1edbp ph\u1ee7, l\u1edbp ph\u1ee7 v\u00f4 c\u01a1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh l\u1edbp ph\u1ee7 v\u00f4 c\u01a1 \u0111\u01a1n v\u1ecb v\u00e0 l\u1edbp ph\u1ee7 v\u00f4 c\u01a1 nhi\u1ec1u th\u00e0nh ph\u1ea7n.<\/p>\n

 <\/p>\n

1. L\u1edbp ph\u1ee7 nh\u00f4m<\/p>\n

Nguy\u00ean l\u00fd l\u1edbp ph\u1ee7: Khi b\u1ec1 m\u1eb7t c\u1ee7a titanium dioxide \u0111\u01b0\u1ee3c ph\u1ee7 m\u1ed9t l\u1edbp nh\u00f4m, alumina ng\u1eadm n\u01b0\u1edbc (Al2O3 \u00b7 nH2O) t\u1eeb t\u1eeb t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp m\u00e0ng tr\u00ean b\u1ec1 m\u1eb7t c\u1ee7a c\u00e1c h\u1ea1t titanium dioxide \u0111\u1ec3 t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp ph\u1ee7.<\/p>\n

2. L\u1edbp ph\u1ee7 silica<\/a><\/p>\n

Nguy\u00ean t\u1eafc ph\u1ee7: Khi silica<\/a> ng\u1eadm n\u01b0\u1edbc v\u00f4 \u0111\u1ecbnh h\u00ecnh \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh, natri silicat axit h\u00f3a v\u00e0 k\u1ebft t\u1ee7a axit orthosilicic \u1edf d\u1ea1ng Si (OH) 4. Dung d\u1ecbch ch\u1ec9 ch\u1ee9a s\u1ea3n ph\u1ea9m th\u1ee7y ph\u00e2n c\u1ee7a axit orthosilicic l\u00e0 H3SiO4- v\u00e0 H3SiO42-, kh\u00f4ng c\u00f3 metasilicon. c\u00e1c ion axit. Tuy nhi\u00ean, c\u00e1c monome H3SiO4- v\u00e0 H3SiO42-c\u1ef1c k\u1ef3 kh\u00f4ng \u1ed5n \u0111\u1ecbnh, v\u00e0 c\u00e1c ph\u1ea3n \u1ee9ng tr\u00f9ng ng\u01b0ng v\u00e0 tr\u00f9ng h\u1ee3p di\u1ec5n ra nhanh ch\u00f3ng \u0111\u1ec3 t\u1ea1o ra axit silicic ng\u01b0ng t\u1ee5 v\u1edbi c\u00e1c li\u00ean k\u1ebft silic-oxy.<\/p>\n

3. L\u1edbp ph\u1ee7 Zirconium dioxide<\/p>\n

Khi \u0111\u01a1n v\u1ecb titanium dioxide \u0111\u01b0\u1ee3c ph\u1ee7 b\u1eb1ng zirconium dioxide, c\u00e1c ch\u1ea5t ph\u1ee7 ch\u1ee7 y\u1ebfu l\u00e0 zirconium sulfat, zirconium tetrachloride, zirconium oxychloride v\u00e0 zirconium nitrat. Trong \u0111\u00f3, zirconium sulfate v\u00e0 zirconium oxychloride c\u00f3 \u01b0u \u0111i\u1ec3m l\u00e0 gi\u00e1 th\u00e0nh r\u1ebb v\u00e0 \u00edt g\u00e2y \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng. , \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00f4ng nghi\u1ec7p.<\/p>\n

4. L\u1edbp ph\u1ee7 h\u1ed7n h\u1ee3p silica<\/a>-alumina<\/p>\n

5. L\u1edbp ph\u1ee7 t\u1ed5ng h\u1ee3p Zirconia-alumina<\/p>\n

6. L\u1edbp ph\u1ee7 v\u00f4 c\u01a1 b\u1eadc ba<\/p>\n","protected":false},"excerpt":{"rendered":"

\u0110\u1ec3 \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 t\u00ednh n\u0103ng \u1ee9ng d\u1ee5ng c\u1ee7a titanium dioxide trong th\u1ef1c t\u1ebf c\u00f4ng nghi\u1ec7p, c\u00e1c h\u1ecdc gi\u1ea3 trong v\u00e0 ngo\u00e0i n\u01b0\u1edbc \u0111\u00e3 th\u1ef1c hi\u1ec7n m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn c\u00e1c nghi\u00ean c\u1ee9u th\u1eed nghi\u1ec7m v\u1ec1 l\u1edbp ph\u1ee7 v\u00f4 c\u01a1 c\u1ee7a titanium dioxide<\/p>\n","protected":false},"author":7,"featured_media":116915,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[830],"tags":[],"class_list":["post-116940","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\/116940","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=116940"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/116940\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/116915"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=116940"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=116940"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=116940"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}