{"id":128334,"date":"2023-08-23T14:15:50","date_gmt":"2023-08-23T06:15:50","guid":{"rendered":"https:\/\/www.alpapowder.com\/128334\/"},"modified":"2023-08-23T14:15:51","modified_gmt":"2023-08-23T06:15:51","slug":"ung-dung-cong-nghe-nghien-sieu-min-trong-che-bien-thuc-pham","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/vi\/128334\/","title":{"rendered":"\u1ee8ng D\u1ee5ng C\u00f4ng Ngh\u1ec7 Nghi\u1ec1n Si\u00eau M\u1ecbn Trong Ch\u1ebf Bi\u1ebfn Th\u1ef1c Ph\u1ea9m"},"content":{"rendered":"
<\/p>\n
C\u00f4ng ngh\u1ec7 m\u00e0i si\u00eau m\u1ecbn (SG), l\u00e0 m\u1ed9t c\u00f4ng ngh\u1ec7 m\u1edbi ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng trong 20 n\u0103m qua, l\u00e0 c\u00f4ng ngh\u1ec7 x\u1eed l\u00fd s\u00e2u k\u1ebft h\u1ee3p gi\u1eefa c\u01a1 h\u1ecdc c\u01a1 h\u1ecdc v\u00e0 c\u01a1 h\u1ecdc ch\u1ea5t l\u1ecfng \u0111\u1ec3 kh\u1eafc ph\u1ee5c l\u1ef1c d\u00ednh b\u00ean trong c\u1ee7a v\u1eadt th\u1ec3 v\u00e0 nghi\u1ec1n n\u00e1t v\u1eadt li\u1ec7u th\u00e0nh b\u1ed9t micron ho\u1eb7c th\u1eadm ch\u00ed nanomet. X\u1eed l\u00fd nghi\u1ec1n si\u00eau m\u1ecbn c\u00f3 th\u1ec3 l\u00e0m cho k\u00edch th\u01b0\u1edbc h\u1ea1t v\u1eadt li\u1ec7u \u0111\u1ea1t t\u1edbi m\u1ee9c 10 \u03bcm ho\u1eb7c th\u1eadm ch\u00ed nanomet. Do c\u1ea5u tr\u00fac b\u1ed9t v\u00e0 di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang thay \u0111\u1ed5i r\u1ea5t nhi\u1ec1u so v\u1edbi c\u00e1c h\u1ea1t th\u00f4ng th\u01b0\u1eddng n\u00ean c\u00e1c h\u1ea1t nghi\u1ec1n si\u00eau m\u1ecbn c\u00f3 nh\u1eefng t\u00ednh ch\u1ea5t \u0111\u1eb7c bi\u1ec7t m\u00e0 c\u00e1c h\u1ea1t th\u00f4ng th\u01b0\u1eddng kh\u00f4ng c\u00f3, v\u00e0 v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a khoa h\u1ecdc, c\u00f4ng ngh\u1ec7 nghi\u1ec1n si\u00eau m\u1ecbn \u0111\u00e3 t\u1ea1o ra nh\u1eefng b\u01b0\u1edbc \u0111\u1ed9t ph\u00e1 l\u1edbn trong nhi\u1ec1u l\u0129nh v\u1ef1c. c\u00e1c l\u0129nh v\u1ef1c nh\u01b0 th\u1ef1c ph\u1ea9m v\u00e0 d\u01b0\u1ee3c ph\u1ea9m, \u0111\u1eb7c bi\u1ec7t l\u00e0 khai th\u00e1c thu\u1ed1c th\u1ea3o d\u01b0\u1ee3c Trung Qu\u1ed1c, ph\u00e1t tri\u1ec3n th\u1ef1c ph\u1ea9m ch\u1ee9c n\u0103ng v\u00e0 t\u1eadn d\u1ee5ng t\u00e0i nguy\u00ean ch\u1ea5t th\u1ea3i.<\/p>\n
Theo k\u00edch th\u01b0\u1edbc h\u1ea1t c\u1ee7a b\u1ed9t th\u00e0nh ph\u1ea9m \u0111\u00e3 qua ch\u1ebf bi\u1ebfn, c\u00f4ng ngh\u1ec7 nghi\u1ec1n si\u00eau m\u1ecbn c\u00f3 th\u1ec3 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c chia th\u00e0nh: nghi\u1ec1n m\u1ecbn micron (1 \u03bcm ~ 100 \u03bcm), nghi\u1ec1n th\u00e0nh b\u1ed9t d\u01b0\u1edbi micron (0,1 \u03bcm ~ 1,0 \u03bcm) v\u00e0 nghi\u1ec1n th\u00e0nh b\u1ed9t nano (1 nm ~ 100 \u03bcm). Vi\u1ec7c chu\u1ea9n b\u1ecb b\u1ed9t micron th\u01b0\u1eddng \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p nghi\u1ec1n m\u1ecbn v\u1eadt l\u00fd; vi\u1ec7c chu\u1ea9n b\u1ecb b\u1ed9t c\u00f3 k\u00edch th\u01b0\u1edbc h\u1ea1t nh\u1ecf v\u00e0 d\u01b0\u1edbi micromet \u00e1p d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p t\u1ed5ng h\u1ee3p h\u00f3a h\u1ecdc. Ph\u01b0\u01a1ng ph\u00e1p t\u1ed5ng h\u1ee3p h\u00f3a h\u1ecdc c\u00f3 nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 s\u1ea3n l\u01b0\u1ee3ng th\u1ea5p v\u00e0 y\u00eau c\u1ea7u v\u1eadn h\u00e0nh cao, khi\u1ebfn ph\u01b0\u01a1ng ph\u00e1p nghi\u1ec1n h\u00f3a v\u1eadt l\u00fd tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn h\u01a1n trong ng\u00e0nh ch\u1ebf bi\u1ebfn hi\u1ec7n \u0111\u1ea1i.<\/p>\n
Theo tr\u1ea1ng th\u00e1i c\u1ee7a v\u1eadt li\u1ec7u nghi\u1ec1n, nghi\u1ec1n si\u00eau m\u1ecbn ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c chia th\u00e0nh hai ph\u01b0\u01a1ng ph\u00e1p: ph\u01b0\u01a1ng ph\u00e1p kh\u00f4 v\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u01b0\u1edbt. Qu\u00e1 tr\u00ecnh nghi\u1ec1n th\u00e0nh b\u1ed9t kh\u00f4 bao g\u1ed3m nghi\u1ec1n th\u00e0nh b\u1ed9t b\u1eb1ng m\u00e1y nghi\u1ec1n bi quay, nghi\u1ec1n b\u1eb1ng lu\u1ed3ng kh\u00f4ng kh\u00ed, nghi\u1ec1n th\u00e0nh rung \u0111\u1ed9ng t\u1ea7n s\u1ed1 cao, v.v.; nghi\u1ec1n \u01b0\u1edbt bao g\u1ed3m m\u00e1y nghi\u1ec1n keo, m\u00e1y \u0111\u1ed3ng nh\u1ea5t v\u00e0 m\u00e1y khu\u1ea5y.<\/p>\n
\u1ee8ng d\u1ee5ng c\u00f4ng ngh\u1ec7 nghi\u1ec1n si\u00eau m\u1ecbn trong ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m hi\u1ec7n \u0111\u1ea1i<\/p>\n
1. Chi\u1ebft xu\u1ea5t ho\u1ea1t ch\u1ea5t thi\u00ean nhi\u00ean c\u1ee7a c\u00e2y thu\u1ed1c qu\u00fd Trung Hoa<\/p>\n
C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p nh\u01b0 nh\u1eadn d\u1ea1ng b\u1eb1ng k\u00ednh hi\u1ec3n vi v\u00e0 ki\u1ec3m tra \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd \u0111\u1ec3 th\u1ef1c hi\u1ec7n m\u00f4 t\u1ea3 \u0111\u1eb7c t\u00ednh v\u00e0 ki\u1ec3m tra \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd c\u1ee7a b\u1ed9t thu\u1ed1c th\u1ea3o d\u01b0\u1ee3c th\u00f4ng th\u01b0\u1eddng v\u00e0 b\u1ed9t si\u00eau m\u1ecbn c\u1ee7a Trung Qu\u1ed1c. Ng\u01b0\u1eddi ta nh\u1eadn th\u1ea5y r\u1eb1ng c\u00f4ng ngh\u1ec7 nghi\u1ec1n th\u00e0nh b\u1ed9t si\u00eau m\u1ecbn c\u00f3 th\u1ec3 ph\u00e1 h\u1ee7y hi\u1ec7u qu\u1ea3 th\u00e0nh t\u1ebf b\u00e0o c\u1ee7a m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn t\u1ebf b\u00e0o trong d\u01b0\u1ee3c li\u1ec7u, l\u00e0m t\u0103ng c\u00e1c m\u1ea3nh t\u1ebf b\u00e0o v\u00e0 kh\u1ea3 n\u0103ng h\u00f2a tan trong n\u01b0\u1edbc, kh\u1ea3 n\u0103ng tr\u01b0\u01a1ng n\u1edf v\u00e0 m\u1eadt \u0111\u1ed9 kh\u1ed1i c\u0169ng \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u1edf c\u00e1c m\u1ee9c \u0111\u1ed9 kh\u00e1c nhau so v\u1edbi b\u1ed9t th\u00f4ng th\u01b0\u1eddng. \u0110\u1ed3ng th\u1eddi, t\u1ed1c \u0111\u1ed9 h\u00f2a tan c\u1ee7a c\u00e1c ho\u1ea1t ch\u1ea5t trong qu\u00e1 tr\u00ecnh nghi\u1ec1n si\u00eau m\u1ecbn \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n.<\/p>\n
2. T\u00e1i s\u1eed d\u1ee5ng ngu\u1ed3n ph\u1ebf th\u1ea3i ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m, d\u01b0\u1ee3c ph\u1ea9m<\/p>\n
Ch\u1ea5t th\u1ea3i ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m v\u00e0 d\u01b0\u1ee3c ph\u1ea9m th\u01b0\u1eddng v\u1eabn c\u00f2n ch\u1ee9a m\u1ed9t s\u1ed1 ho\u1ea1t ch\u1ea5t t\u1ef1 nhi\u00ean nh\u1ea5t \u0111\u1ecbnh v\u00e0 vi\u1ec7c v\u1ee9t b\u1ecf ch\u00fang kh\u00f4ng ch\u1ec9 g\u00e2y l\u00e3ng ph\u00ed m\u00e0 c\u00f2n g\u00e2y \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng. S\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a c\u00f4ng ngh\u1ec7 nghi\u1ec1n b\u1ed9t si\u00eau m\u1ecbn mang l\u1ea1i nhi\u1ec1u kh\u1ea3 n\u0103ng h\u01a1n cho vi\u1ec7c t\u00e1i s\u1eed d\u1ee5ng t\u00e0i nguy\u00ean ch\u1ea5t th\u1ea3i ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m v\u00e0 d\u01b0\u1ee3c ph\u1ea9m.<\/p>\n
3. Ph\u00e1t tri\u1ec3n v\u00e0 t\u1eadn d\u1ee5ng c\u00f4ng ngh\u1ec7 ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m ch\u1ee9c n\u0103ng<\/p>\n
Do c\u1ea5u tr\u00fac t\u1ebf b\u00e0o c\u1ee7a m\u1ed9t s\u1ed1 nguy\u00ean li\u1ec7u th\u00f4 gi\u00e0u ho\u1ea1t ch\u1ea5t t\u1ef1 nhi\u00ean r\u1ea5t c\u1ee9ng v\u00e0 kh\u00f4ng d\u1ec5 b\u1ecb ph\u00e1 h\u1ee7y n\u00ean t\u1ed1c \u0111\u1ed9 gi\u1ea3i ph\u00f3ng c\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng v\u00e0 th\u00e0nh ph\u1ea7n ch\u1ee9c n\u0103ng c\u00f3 trong ch\u00fang th\u01b0\u1eddng \u1edf m\u1ee9c th\u1ea5p, kh\u00f4ng th\u1ec3 ph\u00e1t tri\u1ec3n v\u00e0 s\u1eed d\u1ee5ng \u0111\u1ea7y \u0111\u1ee7. C\u00f4ng ngh\u1ec7 nghi\u1ec1n si\u00eau m\u1ecbn mang \u0111\u1ebfn kh\u1ea3 n\u0103ng ph\u00e1 h\u1ee7y c\u1ea5u tr\u00fac t\u1ebf b\u00e0o v\u00e0 n\u00e2ng cao hi\u1ec7u qu\u1ea3 gi\u1ea3i ph\u00f3ng ch\u1ea5t dinh d\u01b0\u1ee1ng.<\/p>\n
4. C\u00e1c kh\u00eda c\u1ea1nh kh\u00e1c<\/p>\n
Nghi\u00ean c\u1ee9u v\u1ec1 c\u00f4ng ngh\u1ec7 nghi\u1ec1n si\u00eau m\u1ecbn c\u0169ng t\u1eadp trung v\u00e0o th\u00e0nh ph\u1ea7n h\u01b0\u01a1ng v\u1ecb c\u1ee7a gia v\u1ecb, th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 nghi\u1ec1n si\u00eau m\u1ecbn \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u cho th\u1ea5y k\u00edch th\u01b0\u1edbc h\u1ea1t th\u00edch h\u1ee3p s\u1ebd l\u00e0m t\u0103ng m\u00f9i th\u01a1m c\u1ee7a nguy\u00ean li\u1ec7u, kh\u00f4ng b\u1ecb m\u1ea5t m\u00f9i th\u01a1m trong qu\u00e1 tr\u00ecnh b\u1ea3o qu\u1ea3n sau n\u00e0y; k\u00edch th\u01b0\u1edbc h\u1ea1t qu\u00e1 nh\u1ecf s\u1ebd khi\u1ebfn m\u00f9i th\u01a1m m\u1ea5t nhanh h\u01a1n khi th\u1eddi gian b\u1ea3o qu\u1ea3n k\u00e9o d\u00e0i.<\/p>\n","protected":false},"excerpt":{"rendered":"
Nghi\u1ec1n kh\u00f4 bao g\u1ed3m nghi\u1ec1n bi quay, nghi\u1ec1n lu\u1ed3ng kh\u00f4ng kh\u00ed, nghi\u1ec1n rung t\u1ea7n s\u1ed1 cao, v.v.<\/p>\n","protected":false},"author":7,"featured_media":128294,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[852],"tags":[],"class_list":["post-128334","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\/128334"}],"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=128334"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/posts\/128334\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media\/128294"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/media?parent=128334"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/categories?post=128334"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/vi\/wp-json\/wp\/v2\/tags?post=128334"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}