{"id":135455,"date":"2024-12-20T15:59:30","date_gmt":"2024-12-20T07:59:30","guid":{"rendered":"https:\/\/www.alpapowder.com\/135455\/"},"modified":"2024-12-20T15:59:31","modified_gmt":"2024-12-20T07:59:31","slug":"titanium-dioxide-mot-trong-nhung-chat-tao-mau-trang-tot-nhat-the-gioi","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/135455\/","title":{"rendered":"Titanium Dioxide – M\u1ed9t trong nh\u1eefng ch\u1ea5t t\u1ea1o m\u00e0u tr\u1eafng t\u1ed1t nh\u1ea5t th\u1ebf gi\u1edbi"},"content":{"rendered":"

\"\"<\/p>\n

Titan dioxit, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 titan dioxit, c\u00f3 c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc l\u00e0 TiO2 v\u00e0 l\u00e0 m\u1ed9t ch\u1ea5t m\u00e0u tr\u1eafng c\u00f3 hi\u1ec7u su\u1ea5t tuy\u1ec7t v\u1eddi. Nano titan dioxit l\u00e0 m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u ch\u1ee9c n\u0103ng v\u00f4 c\u01a1 quan tr\u1ecdng, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 nano titan dioxit. Nano titan dioxit l\u00e0 b\u1ed9t titan dioxit m\u1ecbn \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1eb1ng m\u1ed9t quy tr\u00ecnh \u0111\u1eb7c bi\u1ec7t.<\/p>\n

L\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng<\/p>\n

1. \u1ee8ng d\u1ee5ng trong b\u1ed9t m\u00e0u v\u00e0 l\u1edbp ph\u1ee7<\/p>\n

Titan dioxit c\u1ea5p b\u1ed9t m\u00e0u c\u00f3 ch\u1ec9 s\u1ed1 kh\u00fac x\u1ea1 cao, kh\u1ea3 n\u0103ng pha m\u00e0u m\u1ea1nh, kh\u1ea3 n\u0103ng che ph\u1ee7 l\u1edbn, kh\u1ea3 n\u0103ng ph\u00e2n t\u00e1n v\u00e0 \u0111\u1ed9 tr\u1eafng t\u1ed1t, kh\u00f4ng \u0111\u1ed9c h\u1ea1i v\u00e0 c\u00f3 c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc \u1ed5n \u0111\u1ecbnh, \u0111\u1ed3ng th\u1eddi c\u00f3 c\u00e1c t\u00ednh ch\u1ea5t quang h\u1ecdc v\u00e0 \u0111i\u1ec7n tuy\u1ec7t v\u1eddi. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong s\u01a1n latex, l\u1edbp ph\u1ee7 in cu\u1ed9n v\u00e0 s\u1eaft, s\u01a1n \u00f4 t\u00f4, s\u01a1n b\u1ed9t v\u00e0 c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c, chi\u1ebfm h\u01a1n 90% t\u1ed5ng s\u1ed1 b\u1ed9t m\u00e0u tr\u1eafng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng, c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m, th\u00eam m\u00e0u s\u1eafc v\u00e0 l\u00e0m s\u00e1ng. Titan dioxit c\u00f3 k\u00edch th\u01b0\u1edbc h\u1ea1t t\u1eeb 200 ~ 400nm c\u0169ng c\u00f3 c\u00e1c ch\u1ee9c n\u0103ng nh\u01b0 che ch\u1eafn tia c\u1ef1c t\u00edm, che ch\u1eafn t\u0129nh \u0111i\u1ec7n, ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 ch\u1ed1ng tr\u1ea7y x\u01b0\u1edbc, c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u00e1m d\u00ednh c\u1ee7a l\u1edbp ph\u1ee7 v\u00e0 ng\u0103n ng\u1eeba t\u00ecnh tr\u1ea1ng ch\u1ea3y x\u1ec7.<\/p>\n

2. \u1ee8ng d\u1ee5ng trong d\u1ec7t may v\u00e0 s\u1ee3i h\u00f3a h\u1ecdc<\/p>\n

D\u1ec7t may v\u00e0 s\u1ee3i h\u00f3a h\u1ecdc l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng c\u1ee7a titan dioxide. N\u00f3 c\u00f3 ch\u1ec9 s\u1ed1 kh\u00fac x\u1ea1 cao, gi\u00fap n\u00f3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t v\u1ec1 t\u00ednh ch\u1ea5t quang h\u1ecdc. Do \u0111\u00f3, n\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t l\u00e0m m\u1edd cho s\u1ee3i t\u1ed5ng h\u1ee3p. Nh\u00ecn chung, ch\u1ec9 c\u1ea7n th\u00eam 0,2%~0,5% TiO2 v\u00e0o s\u1ee3i t\u1ed5ng h\u1ee3p \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c hi\u1ec7u \u1ee9ng l\u00e0m m\u1edd \u0111\u00e1ng k\u1ec3.<\/p>\n

3. \u1ee8ng d\u1ee5ng trong ng\u00e0nh s\u1ea3n xu\u1ea5t gi\u1ea5y<\/p>\n

Ng\u00e0nh s\u1ea3n xu\u1ea5t gi\u1ea5y l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng c\u1ee7a titan dioxide, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho gi\u1ea5y trang tr\u00ed, gi\u1ea5y Kinh th\u00e1nh v\u00e0 ti\u1ec1n gi\u1ea5y. Gi\u1ea5y s\u1eed d\u1ee5ng titan dioxide c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m l\u00e0 \u0111\u1ed9 tr\u1eafng cao, \u0111\u1ed9 b\u1ec1n cao, \u0111\u1ed9 b\u00f3ng t\u1ed1t, m\u1ecfng v\u00e0 m\u1ecbn, in m\u1edd \u0111\u1ee5c. \u0110\u1ed9 m\u1edd \u0111\u1ee5c cao h\u01a1n nhi\u1ec1u so v\u1edbi canxi cacbonat v\u00e0 b\u1ed9t talc, v\u00e0 tr\u1ecdng l\u01b0\u1ee3ng c\u0169ng nh\u1eb9 h\u01a1n.<\/p>\n

4. \u1ee8ng d\u1ee5ng trong m\u1ef9 ph\u1ea9m<\/p>\n

TiO2 c\u00f3 th\u1ec3 h\u1ea5p th\u1ee5, ph\u1ea3n x\u1ea1 v\u00e0 ph\u00e2n t\u00e1n tia c\u1ef1c t\u00edm, v\u00e0 c\u00f3 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i b\u1ee9c x\u1ea1 c\u1ef1c t\u00edm. N\u00f3 c\u00f3 ti\u1ec1m n\u0103ng \u1ee9ng d\u1ee5ng nh\u1ea5t \u0111\u1ecbnh trong l\u0129nh v\u1ef1c m\u1ef9 ph\u1ea9m. Tuy nhi\u00ean, b\u1ea3n th\u00e2n nano-TiO2 c\u00f3 n\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t ri\u00eang l\u1edbn, \u0111\u1ed9 ph\u00e2n c\u1ef1c m\u1ea1nh v\u00e0 d\u1ec5 k\u1ebft t\u1ee5, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u \u1ee9ng \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf. Do \u0111\u00f3, nano-TiO2 th\u01b0\u1eddng \u0111\u01b0\u1ee3c bi\u1ebfn t\u00ednh b\u1ec1 m\u1eb7t tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng trong l\u0129nh v\u1ef1c m\u1ef9 ph\u1ea9m.<\/p>\n

5. \u1ee8ng d\u1ee5ng trong ng\u00e0nh nh\u1ef1a<\/p>\n

Ng\u00e0nh nh\u1ef1a l\u00e0 l\u0129nh v\u1ef1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng c\u1ee7a titanium dioxide, l\u01b0\u1ee3ng ti\u00eau th\u1ee5 chi\u1ebfm kho\u1ea3ng 20% \u200b\u200bt\u1ed5ng l\u01b0\u1ee3ng. Tr\u00ean th\u1ebf gi\u1edbi c\u00f3 h\u01a1n 50 th\u01b0\u01a1ng hi\u1ec7u titanium dioxide nh\u1ef1a \u0111\u1eb7c bi\u1ec7t. Ngo\u00e0i kh\u1ea3 n\u0103ng che ph\u1ee7 v\u00e0 kh\u1eed m\u00e0u cao, titanium dioxide c\u00f2n c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t, ch\u1ecbu \u00e1nh s\u00e1ng v\u00e0 ch\u1ecbu th\u1eddi ti\u1ebft c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m nh\u1ef1a, \u0111\u1ed3ng th\u1eddi c\u1ea3i thi\u1ec7n c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc v\u00e0 \u0111i\u1ec7n c\u1ee7a ch\u00fang.<\/p>\n

6. \u1ee8ng d\u1ee5ng trong ng\u00e0nh m\u1ef1c in<\/p>\n

Titan dioxide c\u00f3 \u0111\u1ed9 tr\u1eafng t\u1ed1t, k\u00edch th\u01b0\u1edbc h\u1ea1t nh\u1ecf v\u00e0 \u0111\u1ed3ng \u0111\u1ec1u, ch\u1ec9 s\u1ed1 kh\u00fac x\u1ea1 cao, kh\u1ea3 n\u0103ng nhu\u1ed9m m\u00e0u v\u00e0 kh\u1ea3 n\u0103ng che ph\u1ee7 cao, \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh v\u1eadt l\u00fd v\u00e0 h\u00f3a h\u1ecdc t\u1ed1t, kh\u1ea3 n\u0103ng khu\u1ebfch t\u00e1n \u00e1nh s\u00e1ng, kh\u1ea3 n\u0103ng ch\u1ecbu \u00e1nh s\u00e1ng, ch\u1ecbu nhi\u1ec7t, ch\u1ecbu th\u1eddi ti\u1ebft v\u00e0 k\u1ef5 n\u01b0\u1edbc, khi\u1ebfn n\u00f3 kh\u00f4ng ch\u1ec9 l\u00e0 ch\u1ea5t m\u00e0u tr\u1eafng kh\u00f4ng th\u1ec3 thi\u1ebfu trong s\u1ea3n xu\u1ea5t m\u1ef1c m\u00e0 c\u00f2n l\u00e0 nguy\u00ean li\u1ec7u th\u00f4 c\u1ea7n thi\u1ebft \u0111\u1ec3 ch\u1ebf t\u1ea1o nhi\u1ec1u s\u1ea3n ph\u1ea9m m\u1ef1c m\u00e0u trung gian.<\/p>\n

7. \u1ee8ng d\u1ee5ng trong ng\u00e0nh cao su<\/p>\n

Titanium dioxide \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t t\u1ea1o m\u00e0u trong ng\u00e0nh cao su, \u0111\u1ed3ng th\u1eddi c\u00f3 ch\u1ee9c n\u0103ng l\u00e0m \u0111\u1ea7y, ch\u1ed1ng l\u00e3o h\u00f3a, ch\u1ed1ng axit v\u00e0 ki\u1ec1m v\u00e0 gia c\u1ed1. Th\u00eam titan dioxide v\u00e0o c\u00e1c s\u1ea3n ph\u1ea9m cao su tr\u1eafng v\u00e0 s\u00e1ng m\u00e0u s\u1ebd l\u00e0m cho c\u00e1c s\u1ea3n ph\u1ea9m ho\u00e0n thi\u1ec7n c\u00f3 \u0111\u1eb7c t\u00ednh l\u00e3o h\u00f3a ch\u1eadm, \u0111\u1ed9 b\u1ec1n cao, kh\u00f4ng n\u1ee9t, kh\u00f4ng phai m\u00e0u, \u0111\u1ed9 gi\u00e3n d\u00e0i l\u1edbn v\u00e0 ch\u1ed1ng axit v\u00e0 ki\u1ec1m.<\/p>\n

8. \u1ee8ng d\u1ee5ng trong y t\u1ebf v\u00e0 ch\u0103m s\u00f3c s\u1ee9c kh\u1ecfe<\/p>\n

V\u1eadt li\u1ec7u quang x\u00fac t\u00e1c TiO2 c\u00f3 th\u1ec3 ph\u00e1 h\u1ee7y th\u00e0nh t\u1ebf b\u00e0o v\u00e0 m\u00e0ng t\u1ebf b\u00e0o c\u1ee7a vi khu\u1ea9n, do \u0111\u00f3 \u0111\u00f3ng vai tr\u00f2 kh\u1eed tr\u00f9ng v\u00e0 kh\u1eed khu\u1ea9n. Nano-TiO2 c\u00f3 th\u1ec3 ph\u00e2n h\u1ee7y c\u00e1c t\u00e1c nh\u00e2n g\u00e2y b\u1ec7nh v\u00e0 n\u1ed9i \u0111\u1ed9c t\u1ed1. V\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng kh\u00e1ng khu\u1ea9n quang x\u00fac t\u00e1c TiO2 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf nh\u1eefng n\u01a1i vi khu\u1ea9n sinh s\u00f4i v\u1edbi s\u1ed1 l\u01b0\u1ee3ng l\u1edbn, ch\u1eb3ng h\u1ea1n nh\u01b0 khoa b\u1ec7nh vi\u1ec7n v\u00e0 ph\u00f2ng ph\u1eabu thu\u1eadt, \u0111\u1ec3 ph\u00e2n h\u1ee7y n\u1ed9i \u0111\u1ed9c t\u1ed1 tr\u00ean b\u1ec1 m\u1eb7t r\u1eafn v\u00e0 trong ch\u1ea5t l\u1ecfng \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng.<\/p>\n

9. \u1ee8ng d\u1ee5ng trong pin<\/p>\n

Pin m\u1eb7t tr\u1eddi l\u00e0 ngu\u1ed3n n\u0103ng l\u01b0\u1ee3ng xanh b\u1ec1n v\u1eefng. Pin m\u1eb7t tr\u1eddi nh\u1ea1y c\u1ea3m v\u1edbi thu\u1ed1c nhu\u1ed9m (DSSC) c\u00f3 chi ph\u00ed th\u1ea5p, ph\u01b0\u01a1ng ph\u00e1p s\u1ea3n xu\u1ea5t t\u01b0\u01a1ng \u0111\u1ed1i \u0111\u01a1n gi\u1ea3n, kh\u00f4ng \u0111\u1ed9c h\u1ea1i, v\u00f4 h\u1ea1i v\u00e0 kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m, \u0111\u1ed3ng th\u1eddi c\u00f3 tri\u1ec3n v\u1ecdng ph\u00e1t tri\u1ec3n t\u1ed1t. TiO2 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong s\u1ea3n xu\u1ea5t pin m\u1eb7t tr\u1eddi nh\u1ea1y c\u1ea3m v\u1edbi thu\u1ed1c nhu\u1ed9m. Vi\u1ec7c th\u00eam nano-Au, Ag ho\u1eb7c Pt v\u00e0 c\u00e1c h\u1ea1t kim lo\u1ea1i qu\u00fd kh\u00e1c v\u00e0o b\u1ec1 m\u1eb7t \u0111i\u1ec7n c\u1ef1c TiO2, pha t\u1ea1p c\u00e1c ion phi kim lo\u1ea1i v\u00e0 ph\u1ee9c h\u1ee3p kim lo\u1ea1i chuy\u1ec3n ti\u1ebfp c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t chuy\u1ec3n \u0111\u1ed5i quang \u0111i\u1ec7n c\u1ee7a TiO2. TiO2 c\u0169ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m v\u1eadt li\u1ec7u l\u1edbp \u0111\u1ec7m \u0111i\u1ec7n t\u1eed trong pin m\u1eb7t tr\u1eddi perovskite, c\u0169ng nh\u01b0 v\u1eadt li\u1ec7u \u0111i\u1ec7n c\u1ef1c \u00e2m cho pin lithium-ion v\u00e0 pin natri-ion.<\/p>\n","protected":false},"excerpt":{"rendered":"

Titan dioxit, c\u00f2n g\u1ecdi l\u00e0 titan dioxit, c\u00f3 c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc l\u00e0 TiO2 v\u00e0 l\u00e0 ch\u1ea5t t\u1ea1o m\u00e0u tr\u1eafng c\u00f3 hi\u1ec7u su\u1ea5t tuy\u1ec7t v\u1eddi.<\/p>\n","protected":false},"author":7,"featured_media":135415,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[852],"tags":[],"class_list":["post-135455","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\/135455","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=135455"}],"version-history":[{"count":1,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/135455\/revisions"}],"predecessor-version":[{"id":135456,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/135455\/revisions\/135456"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/135415"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=135455"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=135455"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=135455"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}