{"id":7967,"date":"2021-09-17T16:59:10","date_gmt":"2021-09-17T09:59:10","guid":{"rendered":"https:\/\/vinatom.gov.vn\/?p=7967"},"modified":"2023-11-28T14:15:29","modified_gmt":"2023-11-28T07:15:29","slug":"ung-dung-cong-nghe-chieu-xa-trong-san-xuat-maltodextrin-khang-tieu-hoa-tu-tinh-bot-gao-dung-lam-chat-xo-thuc-pham","status":"publish","type":"post","link":"https:\/\/vinatom.gov.vn\/ung-dung-cong-nghe-chieu-xa-trong-san-xuat-maltodextrin-khang-tieu-hoa-tu-tinh-bot-gao-dung-lam-chat-xo-thuc-pham\/","title":{"rendered":"\u1ee8ng d\u1ee5ng c\u00f4ng ngh\u1ec7 chi\u1ebfu x\u1ea1 trong s\u1ea3n xu\u1ea5t maltodextrin kh\u00e1ng ti\u00eau h\u00f3a t\u1eeb tinh b\u1ed9t g\u1ea1o d\u00f9ng l\u00e0m ch\u1ea5t x\u01a1 th\u1ef1c ph\u1ea9m"},"content":{"rendered":"

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\u0110\u00e2y l\u00e0 k\u1ebft qu\u1ea3 th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5 khoa h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7 \u201c\u1ee8ng d\u1ee5ng c\u00f4ng ngh\u1ec7 chi\u1ebfu x\u1ea1 trong s\u1ea3n xu\u1ea5t maltodextrin kh\u00e1ng ti\u00eau h\u00f3a t\u1eeb tinh b\u1ed9t g\u1ea1o d\u00f9ng l\u00e0m ch\u1ea5t x\u01a1 th\u1ef1c ph\u1ea9m\u201d (KC.05.20\/16-20) do PGS. TS. Nguy\u1ec5n Duy L\u00e2m, Vi\u1ec7n C\u01a1 \u0111i\u1ec7n n\u00f4ng nghi\u1ec7p v\u00e0 C\u00f4ng ngh\u1ec7 sau thu ho\u1ea1ch l\u00e0m Ch\u1ee7 nhi\u1ec7m, thu\u1ed9c Ch\u01b0\u01a1ng tr\u00ecnh khoa h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7 tr\u1ecdng \u0111i\u1ec3m c\u1ea5p qu\u1ed1c gia \u201cNghi\u00ean c\u1ee9u \u1ee9ng d\u1ee5ng v\u00e0 ph\u00e1t tri\u1ec3n c\u00f4ng ngh\u1ec7 n\u0103ng l\u01b0\u1ee3ng\u201d (KC.05\/16-20). Nhi\u1ec7m v\u1ee5 v\u1eeba \u0111\u01b0\u1ee3c H\u1ed9i \u0111\u1ed3ng KH&CN nghi\u1ec7m thu c\u1ea5p Nh\u00e0 n\u01b0\u1edbc do B\u1ed9 Khoa h\u1ecdc v\u00e0 C\u00f4ng ngh\u1ec7 t\u1ed5 ch\u1ee9c nghi\u1ec7m thu ng\u00e0y 14\/9\/2021, \u0111\u1ea1t k\u1ebft qu\u1ea3 xu\u1ea5t s\u1eafc.<\/p>\n

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Nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 x\u00e2y d\u1ef1ng \u0111\u01b0\u1ee3c quy tr\u00ecnh c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t maltodextrin kh\u00e1ng ti\u00eau h\u00f3a \u0111\u1ea1t tr\u00ecnh \u0111\u1ed9 ti\u00ean ti\u1ebfn v\u1edbi \u1ee9ng d\u1ee5ng th\u00e0nh c\u00f4ng k\u1ef9 thu\u1eadt chi\u1ebfu x\u1ea1 k\u1ebft h\u1ee3p k\u1ef9 thu\u1eadt nhi\u1ec7t ph\u00e2n, th\u1ee7y ph\u00e2n enzim, trao \u0111\u1ed5i ion, s\u1eafc k\u00fd t\u00e1ch ph\u00e2n \u0111o\u1ea1n, s\u1ea5y phun; thi\u1ebft k\u1ebf, ch\u1ebf t\u1ea1o v\u00e0 l\u1eafp \u0111\u1eb7t \u0111\u01b0\u1ee3c m\u1ed9t h\u1ec7 thi\u1ebft b\u1ecb \u0111\u1ed3ng b\u1ed9, b\u00e1n t\u1ef1 \u0111\u1ed9ng quy m\u00f4 pilot, n\u0103ng su\u1ea5t 50 kg nguy\u00ean li\u1ec7u\/m\u1ebb; s\u1ea3n ph\u1ea9m maltodextrin kh\u00e1ng ti\u00eau h\u00f3a t\u1ea1o ra c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 \u0111\u00e3 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong s\u1ea3n xu\u1ea5t h\u00e0ng ch\u1ee5c lo\u1ea1i th\u1ef1c ph\u1ea9m ch\u1ebf bi\u1ebfn gi\u00e0u ch\u1ea5t x\u01a1. Quy tr\u00ecnh c\u00f4ng ngh\u1ec7 v\u00e0 h\u1ec7 thi\u1ebft b\u1ecb n\u00e0y c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng ho\u00e0n thi\u1ec7n, ph\u00e1t tri\u1ec3n \u0111\u1ec3 s\u1ea3n xu\u1ea5t quy m\u00f4 c\u00f4ng nghi\u1ec7p v\u00e0 th\u01b0\u01a1ng m\u1ea1i.<\/p>\n

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$\"\"$ H\u1ec7 thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t ch\u1ea5t x\u01a1 ho\u00e0 tan RMD-20 (Maltodextrin kh\u00e1ng ti\u00eau ho\u00e1)<\/em><\/p>\n

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Ph\u01b0\u01a1ng ph\u00e1p c\u00f4ng ngh\u1ec7 c\u1ed1t l\u00f5i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nghi\u00ean c\u1ee9u l\u00e0 chi\u1ebfu x\u1ea1 gamma li\u1ec1u cao (5-10 kGy) k\u1ebft h\u1ee3p v\u1edbi x\u1eed l\u00fd nhi\u1ec7t ph\u00e2n tinh b\u1ed9t g\u1ea1o c\u00f3 ho\u1eb7c kh\u00f4ng b\u1ed5 sung x\u00fac t\u00e1c axit. M\u1ed9t trong nh\u1eefng ph\u00e1t hi\u1ec7n m\u1edbi c\u00f3 \u00fd ngh\u0129a khoa h\u1ecdc l\u00e0 hi\u1ec7u \u1ee9ng t\u00e1c d\u1ee5ng c\u1ed9ng h\u01b0\u1edfng c\u1ee7a chi\u1ebfu x\u1ea1 v\u00e0 nhi\u1ec7t ph\u00e2n t\u1edbi s\u1ef1 h\u00ecnh th\u00e0nh ch\u1ea5t kh\u00e1ng ti\u00eau h\u00f3a v\u00e0 ch\u1ea5t x\u01a1. Nh\u1edd \u0111\u00f3, x\u1eed l\u00fd chi\u1ebfu x\u1ea1 gamma c\u00f3 th\u1ec3 thay th\u1ebf ho\u00e0n to\u00e0n axit l\u00e0m x\u00fac t\u00e1c trong ph\u1ea3n \u1ee9ng nhi\u1ec7t ph\u00e2n \u0111\u1ec3 t\u1ea1o ra pyrodextrin c\u00f3 h\u00e0m l\u01b0\u1ee3ng ch\u1ea5t kh\u00e1ng \u0111\u1ea1t t\u1edbi 50%. \u0110\u00e2y l\u00e0 c\u00f4ng ngh\u1ec7 xanh c\u00f3 nhi\u1ec1u \u01b0u \u0111i\u1ec3m nh\u01b0 kh\u00f4ng d\u00f9ng x\u00fac t\u00e1c axit, kh\u00f4ng \u0111\u00f2i h\u1ecfi tinh ch\u1ebf ph\u1ee9c t\u1ea1p, t\u1ed1n k\u00e9m v\u00e0 t\u1ed1n th\u1eddi gian. K\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u c\u0169ng ch\u1ee9ng minh l\u1ee3i \u00edch c\u1ee7a s\u1eed d\u1ee5ng k\u1ebft h\u1ee3p chi\u1ebfu x\u1ea1 gamma v\u00e0 axit v\u1edbi vai tr\u00f2 x\u00fac t\u00e1c h\u1ed7n h\u1ee3p nh\u01b0 l\u00e0m t\u0103ng t\u1ed1i \u0111a h\u00e0m l\u01b0\u1ee3ng ch\u1ea5t kh\u00e1ng, trong khi gi\u1ea3m \u0111\u01b0\u1ee3c l\u01b0\u1ee3ng axit x\u00fac t\u00e1c, gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 nhi\u1ec7t ph\u00e2n, v\u00e0 \u0111\u1eb7c bi\u1ec7t l\u00e0 gi\u1ea3m th\u1eddi gian ph\u1ea3n \u1ee9ng nhi\u1ec7t ph\u00e2n. M\u1ed9t ph\u00e1t hi\u1ec7n m\u1edbi kh\u00e1c c\u00f3 \u00fd ngh\u0129a th\u1ef1c ti\u1ec5n l\u1edbn l\u00e0 x\u1eed l\u00fd nhi\u1ec7t ph\u00e2n tr\u01b0\u1edbc, chi\u1ebfu x\u1ea1 sau. Ph\u01b0\u01a1ng \u00e1n x\u1eed l\u00fd n\u00e0y kh\u00f4ng nh\u1eefng l\u00e0m t\u0103ng h\u00e0m l\u01b0\u1ee3ng ch\u1ea5t kh\u00e1ng m\u00e0 c\u00f2n l\u00e0m gi\u1ea3m \u0111\u1ed9 m\u00e0u c\u1ee7a s\u1ea3n ph\u1ea9m nhi\u1ec7t ph\u00e2n.<\/p>\n

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Nh\u1eefng k\u1ebft qu\u1ea3 m\u1edbi c\u00f3 \u00fd ngh\u0129a khoa h\u1ecdc v\u00e0 \u1ee9ng d\u1ee5ng th\u1ef1c ti\u1ec5n cao \u0111\u00e3 \u0111\u01b0\u1ee3c nh\u00f3m nghi\u00ean c\u1ee9u c\u00f4ng b\u1ed1 qu\u1ed1c t\u1ebf v\u00e0 trong n\u01b0\u1edbc c\u0169ng nh\u01b0 \u0111\u00e3 \u0111\u0103ng k\u00fd s\u00e1ng ch\u1ebf. B\u00ean c\u1ea1nh \u0111\u00f3, nhi\u1ec7m v\u1ee5 khoa h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7 n\u00e0y c\u0169ng \u0111\u00e3 c\u00f3 \u0111\u00f3ng g\u00f3p \u0111\u00e1ng k\u1ec3 trong \u0111\u00e0o t\u1ea1o \u0111\u1ea1i h\u1ecdc v\u00e0 sau \u0111\u1ea1i h\u1ecdc (2 k\u1ef9 s\u01b0, 3 th\u1ea1c s\u0129, 1 nghi\u00ean c\u1ee9u sinh ti\u1ebfn s\u0129). T\u1eeb k\u1ebft qu\u1ea3 th\u1ef1c hi\u1ec7n nhi\u1ec7m v\u1ee5, \u0111\u1ed9i ng\u0169 c\u00e1n b\u1ed9 khoa h\u1ecdc c\u1ee7a c\u01a1 quan ch\u1ee7 tr\u00ec v\u00e0 nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u1ebfn nay \u0111\u00e3 t\u1ef1 tin l\u00e0m ch\u1ee7 \u0111\u01b0\u1ee3c c\u00f4ng ngh\u1ec7 s\u1ea3n xu\u1ea5t maltodextrin kh\u00e1ng ti\u00eau h\u00f3a t\u1eeb tinh b\u1ed9t g\u1ea1o hay c\u00e1c ngu\u1ed3n tinh b\u1ed9t kh\u00e1c nh\u1eb1m t\u1ea1o ra nguy\u00ean li\u1ec7u ch\u1ea5t x\u01a1 h\u00f2a tan ph\u1ee5c v\u1ee5 cho c\u00f4ng nghi\u1ec7p ch\u1ebf bi\u1ebfn th\u1ef1c ph\u1ea9m b\u1ea3o v\u1ec7 s\u1ee9c kh\u1ecfe.<\/p>\n

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$\"\"$ Chi\u1ebfu x\u1ea1 tinh b\u1ed9t g\u1ea1o theo quy tr\u00ecnh th\u01b0\u1eddng quy t\u1ea1i Trung t\u00e2m Chi\u1ebfu x\u1ea1 H\u00e0 N\u1ed9i<\/em><\/p>\n

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PGS.TS. Nguy\u1ec5n Duy L\u00e2m, Vi\u1ec7n C\u01a1 \u0111i\u1ec7n n\u00f4ng nghi\u1ec7p v\u00e0 C\u00f4ng ngh\u1ec7 sau thu ho\u1ea1ch<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

Tr\u00ean c\u01a1 s\u1edf \u1ee9ng d\u1ee5ng k\u1ef9 thu\u1eadt chi\u1ebfu x\u1ea1 k\u1ebft h\u1ee3p v\u1edbi c\u00e1c k\u1ef9 thu\u1eadt ti\u00ean ti\u1ebfn kh\u00e1c v\u00e0o nghi\u00ean c\u1ee9u ph\u00e1t tri\u1ec3n c\u00f4ng ngh\u1ec7, nh\u00f3m nghi\u00ean c\u1ee9u c\u1ee7a Vi\u1ec7n C\u01a1 \u0111i\u1ec7n n\u00f4ng nghi\u1ec7p v\u00e0 C\u00f4ng ngh\u1ec7 sau thu ho\u1ea1ch ph\u1ed1i h\u1ee3p v\u1edbi Trung t\u00e2m Chi\u1ebfu x\u1ea1 H\u00e0 N\u1ed9i (thu\u1ed9c Vi\u1ec7n N\u0103ng l\u01b0\u1ee3ng nguy\u00ean t\u1eed […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-7967","post","type-post","status-publish","format-standard","hentry","category-tin-tong-hop"],"_links":{"self":[{"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/posts\/7967","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/comments?post=7967"}],"version-history":[{"count":0,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/posts\/7967\/revisions"}],"wp:attachment":[{"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/media?parent=7967"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/categories?post=7967"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vinatom.gov.vn\/wp-json\/wp\/v2\/tags?post=7967"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}