{"id":5788,"date":"2017-05-08T18:19:38","date_gmt":"2017-05-08T11:19:38","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=5788"},"modified":"2017-10-03T11:37:24","modified_gmt":"2017-10-03T04:37:24","slug":"phuong-phap-moi-tai-che-vat-lieu-composite-soi-cacbon","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/phuong-phap-moi-tai-che-vat-lieu-composite-soi-cacbon\/","title":{"rendered":"Ph\u01b0\u01a1ng ph\u00e1p m\u1edbi t\u00e1i ch\u1ebf v\u1eadt li\u1ec7u composite s\u1ee3i cacbon"},"content":{"rendered":"

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc Washington \u0111\u00e3 \u0111\u01b0a ra m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p tri\u1ec3n v\u1ecdng \u0111\u1ec3 t\u00e1i ch\u1ebf nh\u1ef1a gia c\u1ed1 s\u1ee3i cacbon \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn t\u1eeb m\u00e1y bay hi\u1ec7n \u0111\u1ea1i v\u00e0 \u0111\u1ed3 th\u1ec3 thao \u0111\u1ebfn ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u0103ng l\u01b0\u1ee3ng gi\u00f3.<\/strong><\/p>\n

\"\"<\/p>\n

\u00d4ng Jinwen Zhang – Gi\u00e1o s\u01b0 t\u1ea1i Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc Washington v\u00e0 c\u1ed9ng s\u1ef1. \u1ea2nh: Washington State University.<\/em><\/p>\n

B\u00e1o c\u00e1o nghi\u00ean c\u1ee9u \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 tr\u00ean T\u1ea1p ch\u00ed Polymer Degradation and Stability, \u0111\u1ec1 c\u1eadp \u0111\u1ebfn ph\u01b0\u01a1ng ph\u00e1p t\u00e1i s\u1eed d\u1ee5ng hi\u1ec7u qu\u1ea3 s\u1ee3i cacbon \u0111\u1eaft ti\u1ec1n v\u00e0 c\u00e1c nguy\u00ean li\u1ec7u kh\u00e1c \u0111\u00e3 \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 ch\u1ebf t\u1ea1o v\u1eadt li\u1ec7u composite.
\nM\u00e1y bay, c\u1ed1i xay gi\u00f3 v\u00e0 nhi\u1ec1u s\u1ea3n ph\u1ea9m kh\u00e1c<\/p>\n

Nh\u1ef1a gia c\u1ed1 s\u1ee3i cacbon \u0111ang xu\u1ea5t hi\u1ec7n ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p, \u0111\u1eb7c bi\u1ec7t l\u00e0 ng\u00e0nh h\u00e0ng kh\u00f4ng v\u00ec v\u1eadt li\u1ec7u n\u00e0y nh\u1eb9 v\u00e0 ch\u1eafc ch\u1eafn. Tuy nhi\u00ean, lo\u1ea1i nh\u1ef1a n\u00e0y r\u1ea5t kh\u00f3 ph\u00e2n t\u00e1ch ho\u1eb7c t\u00e1i ch\u1ebf, n\u00ean c\u00f4ng \u0111o\u1ea1n x\u1eed l\u00fd v\u1eadt li\u1ec7u \u0111ang tr\u1edf th\u00e0nh m\u1ed1i lo ng\u1ea1i ng\u00e0y c\u00e0ng gia t\u0103ng. Trong khi lo\u1ea1i nh\u1ef1a nhi\u1ec7t d\u1ebbo \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t chai s\u1eefa, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c n\u1ea5u ch\u1ea3y v\u00e0 d\u1ec5 d\u00e0ng t\u00e1i s\u1eed d\u1ee5ng, nh\u01b0ng h\u1ea7u h\u1ebft c\u00e1c v\u1eadt li\u1ec7u composite \u0111\u01b0\u1ee3c d\u00f9ng trong m\u00e1y bay l\u00e0 nh\u1ef1a nhi\u1ec7t r\u1eafn, kh\u00f4ng d\u1ec5 x\u1eed l\u00fd \u0111\u1ec3 tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u ban \u0111\u1ea7u.<\/p>\n

C\u00e1c h\u00f3a ch\u1ea5t \u0103n da b\u1ecb lo\u1ea1i b\u1ecf<\/strong><\/p>\n

\u0110\u1ec3 t\u00e1i ch\u1ebf nh\u1ef1a gia c\u1ed1 s\u1ee3i cacbon, nh\u00f3m nghi\u00ean c\u1ee9u ch\u1ee7 y\u1ebfu \u0111\u00e3 m\u00e0i v\u1eadt li\u1ec7u b\u1eb1ng ph\u01b0\u01a1ng th\u1ee9c c\u01a1 h\u1ecdc ho\u1eb7c ph\u00e2n t\u00e1ch nh\u1ef1a trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 r\u1ea5t cao ho\u1eb7c b\u1eb1ng h\u00f3a ch\u1ea5t m\u1ea1nh \u0111\u1ec3 thu h\u1ed3i s\u1ee3i cacbon \u0111\u1eaft ti\u1ec1n. Tuy nhi\u00ean, th\u00f4ng th\u01b0\u1eddng, s\u1ee3i cacbon b\u1ecb h\u1ecfng trong qu\u00e1 tr\u00ecnh n\u00e0y. C\u00e1c h\u00f3a ch\u1ea5t \u0103n da \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong quy tr\u00ecnh r\u1ea5t nguy hi\u1ec3m v\u00e0 kh\u00f3 x\u1eed l\u00fd. Ch\u00fang c\u00f2n ph\u00e1 h\u1ee7y nh\u1ef1a n\u1ec1n trong v\u1eadt li\u1ec7u composite, t\u1ea1o ra h\u1ed7n h\u1ee3p h\u00f3a ch\u1ea5t v\u00e0 l\u00e0m ph\u00e1t sinh ch\u1ea5t th\u1ea3i b\u1ed5 sung.<\/p>\n

H\u00f3a ch\u1ea5t n\u1ed3ng \u0111\u1ed9 nh\u1eb9 v\u00e0 nhi\u1ec7t \u0111\u1ed9 th\u1ea5p<\/strong><\/p>\n

Trong d\u1ef1 \u00e1n nghi\u00ean c\u1ee9u, Jinwen Zhang, Gi\u00e1o s\u01b0 t\u1ea1i Tr\u01b0\u1eddng K\u1ef9 thu\u1eadt c\u01a1 h\u1ecdc v\u00e0 v\u1eadt li\u1ec7u c\u00f9ng nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 ph\u00e1t tri\u1ec3n \u0111\u01b0\u1ee3c ph\u01b0\u01a1ng ph\u00e1p t\u00e1i ch\u1ebf h\u00f3a h\u1ecdc, s\u1eed d\u1ee5ng axit n\u1ed3ng \u0111\u1ed9 nh\u1eb9 l\u00e0m ch\u1ea5t x\u00fac t\u00e1c trong ethanol l\u1ecfng \u1edf nhi\u1ec7t \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u1ed1i th\u1ea5p \u0111\u1ec3 ph\u00e2n t\u00e1ch nh\u1ef1a nhi\u1ec7t c\u1ee9ng. \u0110\u1ec3 ph\u00e2n t\u00e1ch v\u1eadt li\u1ec7u m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 t\u0103ng nhi\u1ec7t \u0111\u1ed9 c\u1ee7a v\u1eadt li\u1ec7u \u0111\u1ec3 ch\u1ea5t l\u1ecfng ch\u1ee9a ch\u1ea5t x\u00fac t\u00e1c c\u00f3 th\u1ec3 th\u00e2m nh\u1eadp v\u00e0o v\u1eadt li\u1ec7u composite v\u00e0 ph\u00e1 v\u1ee1 c\u1ea5u tr\u00fac ph\u1ee9c t\u1ea1p. GS. Zhang \u0111\u00e3 s\u1eed d\u1ee5ng ethanol \u0111\u1ec3 l\u00e0m cho nh\u1ef1a n\u1edf ra v\u00e0 k\u1ebdm clorua ph\u00e1 v\u1ee1 c\u00e1c li\u00ean k\u1ebft cacbon-nit\u01a1 quan tr\u1ecdng.<\/p>\n

B\u1ea3o qu\u1ea3n s\u1ee3i cacbon \u0111\u1ec3 t\u00e1i s\u1eed d\u1ee5ng<\/strong><\/p>\n

Nh\u00f3m nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 b\u1ea3o qu\u1ea3n s\u1ee3i cacbon c\u0169ng nh\u1ef1 v\u1eadt li\u1ec7u nh\u1ef1a d\u01b0\u1edbi d\u1ea1ng h\u1eefu \u00edch \u0111\u1ec3 d\u1ec5 d\u00e0ng t\u00e1i s\u1eed d\u1ee5ng. B\u00ean c\u1ea1nh \u0111\u00f3, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 xin c\u1ea5p s\u00e1ng ch\u1ebf v\u00e0 \u0111ang t\u00ecm c\u00e1ch th\u01b0\u01a1ng m\u1ea1i h\u00f3a ph\u01b0\u01a1ng ph\u00e1p m\u1edbi t\u00e1i ch\u1ebf v\u1eadt li\u1ec7u composite s\u1ee3i cacbon.<\/p>\n

(Nasati)<\/em><\/p>\n

Ngu\u1ed3n T\u1ea1p ch\u00ed Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 Vi\u1ec7t Nam<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i Tr\u01b0\u1eddng \u0110\u1ea1i h\u1ecdc Washington \u0111\u00e3 \u0111\u01b0a ra m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p tri\u1ec3n v\u1ecdng \u0111\u1ec3 t\u00e1i ch\u1ebf nh\u1ef1a gia c\u1ed1 s\u1ee3i cacbon \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn t\u1eeb m\u00e1y bay hi\u1ec7n \u0111\u1ea1i v\u00e0 \u0111\u1ed3 th\u1ec3 thao \u0111\u1ebfn ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u0103ng l\u01b0\u1ee3ng gi\u00f3. \u00d4ng Jinwen Zhang – Gi\u00e1o s\u01b0 t\u1ea1i Tr\u01b0\u1eddng \u0110\u1ea1i […]<\/p>\n","protected":false},"author":17,"featured_media":6652,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-5788","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/5788","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=5788"}],"version-history":[{"count":2,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/5788\/revisions"}],"predecessor-version":[{"id":6653,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/5788\/revisions\/6653"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/6652"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=5788"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=5788"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=5788"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}