{"id":6245884,"date":"2021-11-20T02:30:59","date_gmt":"2021-11-20T02:30:59","guid":{"rendered":"https:\/\/yp.vn\/?p=6245884"},"modified":"2021-11-19T09:31:16","modified_gmt":"2021-11-19T02:31:16","slug":"4-dieu-chua-biet-ve-nhua-phan-huy-sinh-hoc-pla","status":"publish","type":"post","link":"https:\/\/yp.vn\/4-dieu-chua-biet-ve-nhua-phan-huy-sinh-hoc-pla\/","title":{"rendered":"4 \u0111i\u1ec1u ch\u01b0a bi\u1ebft v\u1ec1 nh\u1ef1a ph\u00e2n h\u1ee7y sinh h\u1ecdc PLA"},"content":{"rendered":"<h3 id=\"1-nhua-phan-huy-sinh-hoc-pla-la-gi\" class=\"ftwp-heading\">1. Nh\u1ef1a ph\u00e2n h\u1ee7y sinh h\u1ecdc PLA l\u00e0 g\u00ec?<\/h3>\n<h4 id=\"1-1-dinh-nghia\" class=\"ftwp-heading\">1.1. \u0110\u1ecbnh ngh\u0129a<\/h4>\n<p>Nh\u1ef1a sinh h\u1ecdc l\u00e0 v\u1eadt li\u1ec7u nh\u1ef1a \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb ngu\u1ed3n nguy\u00ean li\u1ec7u t\u00e1i t\u1ea1o \u0111\u01b0\u1ee3c v\u00e0 t\u00f9y t\u1eebng lo\u1ea1i m\u00e0 ch\u00fang c\u00f3 th\u1ec3 ph\u00e2n h\u1ee7y sinh h\u1ecdc ho\u1eb7c kh\u00f4ng. Hi\u1ec7n nh\u1ef1a sinh h\u1ecdc g\u1ed3m c\u00f3 polylactic acid (PLA) v\u00e0 polyhydroxyalkanoate (PHA).<\/p>\n<p>Nh\u1ef1a ph\u00e2n h\u1ee7y sinh h\u1ecdc PLA l\u00e0 m\u1ed9t lo\u1ea1i nh\u1ef1a sinh h\u1ecdc nhi\u1ec7t d\u1ebbo c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb th\u1ef1c v\u1eadt nh\u01b0 b\u1ed9t ng\u00f4, c\u1ee7 s\u1eafn, m\u00eda, tinh b\u1ed9t khoai t\u00e2y,.. V\u00ec th\u1ebf ch\u00fang c\u00f3 kh\u1ea3 n\u0103ng t\u1ef1 ph\u00e2n h\u1ee7y v\u00e0 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t c\u00e1c \u0111\u1ed3 d\u00f9ng h\u00e0ng ng\u00e0y nh\u01b0 bao b\u00ec \u0111\u1ef1ng th\u1ef1c ph\u1ea9m, khay \u0111\u1ef1ng, c\u1ed1c, ch\u00e9n, m\u00e0ng th\u1ef1c ph\u1ea9m g\u00f3i rau, d\u1ee5ng c\u1ee5 y t\u1ebf,\u2026<\/p>\n<h4 id=\"1-2-nhua-phan-huy-sinh-hoc-pla-san-xuat-nhu-the-nao\" class=\"ftwp-heading\">1.2. Nh\u1ef1a ph\u00e2n h\u1ee7y sinh h\u1ecdc PLA s\u1ea3n xu\u1ea5t nh\u01b0 th\u1ebf n\u00e0o?<\/h4>\n<p>Nh\u1ef1a ph\u00e2n h\u1ee7y sinh h\u1ecdc PLA \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p tr\u00f9ng ng\u01b0ng axit lactic. C\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t s\u1ebd l\u00ean men \u0111\u01b0\u1eddng l\u1ea5y t\u1eeb ngu\u1ed3n nguy\u00ean li\u1ec7u t\u00e1i t\u1ea1o nh\u01b0 tinh b\u1ed9t ng\u00f4, b\u1ed9t s\u1eafn h\u1ed9t, m\u00eda \u0111\u01b0\u1eddng, tinh b\u1ed9t khoai t\u00e2y\u2026 v\u00e0 thu l\u1ea5y axit lactic.<\/p>\n<p>Theo gi\u00e1o s\u01b0 Bert Sels c\u1ee7a Trung t\u00e2m x\u00fac t\u00e1c v\u00e0 h\u00f3a h\u1ecdc b\u1ec1 m\u1eb7t th\u00ec axit lactic \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o m\u1ed9t l\u00f2 ph\u1ea3n \u1ee9ng v\u00e0 \u0111\u01b0\u1ee3c tr\u00f9ng ng\u01b0ng th\u00e0nh \u201clactide\u201d trong m\u00f4i tr\u01b0\u1eddng ch\u00e2n kh\u00f4ng v\u00e0 \u0111i\u1ec1u ki\u1ec7n l\u00e0 nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n<p>Sau \u0111\u00f3, lactide n\u00e0y d\u01b0\u1edbi t\u00e1c d\u1ee5ng c\u1ee7a x\u00fac t\u00e1c v\u00e0 nhi\u1ec7t \u0111\u1ed9 ph\u00e2n gi\u1ea3i ra th\u00e0nh chu\u1ed7i v\u00e0 li\u00ean k\u1ebft v\u1edbi nhau t\u1ea1o ra PLA. Trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t nh\u1ef1a PLA, ng\u01b0\u1eddi ta v\u1eabn s\u1eed d\u1ee5ng x\u00fac t\u00e1c kim lo\u1ea1i sinh ra r\u00e1c th\u1ea3i trong c\u00e1c b\u01b0\u1edbc trung gian (b\u01b0\u1edbc t\u1ea1o ra lactide).<\/p>\n<p>Ng\u00e0y nay, \u0111\u1ec3 t\u0103ng hi\u1ec7u qu\u1ea3 kinh t\u1ebf, c\u00e1c nh\u00e0 khoa h\u1ecdc \u0111\u00e3 \u0111\u01b0a ra \u00fd t\u01b0\u1edfng s\u1eed d\u1ee5ng zeolite (m\u1ed9t kho\u00e1ng ch\u1ea5t x\u1ed1p \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb nh\u00f4m, oxy, silic) l\u00e0m ch\u1ea5t x\u00fac t\u00e1c trong l\u00f2 ph\u1ea3n \u1ee9ng \u0111\u1ec3 d\u1eabn \u0111\u01b0\u1eddng cho qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i t\u1eeb axit lactic th\u00e0nh lactide. Kim lo\u1ea1i sinh ra r\u00e1c th\u1ea3i trong c\u00e1c b\u01b0\u1edbc trung gian \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf.<\/p>\n<p>Theo nghi\u00ean c\u1ee9u sinh sau Ti\u1ebfn s\u0129 Michiel Dusselier th\u00ec \u201cB\u1eb1ng c\u00e1ch l\u1ef1a ch\u1ecdn m\u1ed9t d\u1ea1ng zeolite c\u1ee5 th\u1ec3 d\u1ef1a tr\u00ean h\u00ecnh d\u1ea1ng l\u1ed7 c\u1ee7a n\u00f3, ch\u00fang t\u00f4i c\u00f3 th\u1ec3 chuy\u1ec3n \u0111\u1ed5i axit lactic th\u00e0nh c\u00e1c kh\u1ed1i x\u00e2y d\u1ef1ng cho PLA m\u00e0 kh\u00f4ng t\u1ea1o ra s\u1ea3n ph\u1ea9m ph\u1ee5 l\u1edbn h\u01a1n kh\u00f4ng v\u1eeba v\u1edbi l\u1ed7 c\u1ee7a zeolite\u201d.<\/p>\n<h3 id=\"2-uu-va-nhuoc-cua-nhua-phan-huy-sinh-hoc-pla\" class=\"ftwp-heading\">2. \u01afu v\u00e0 nh\u01b0\u1ee3c c\u1ee7a nh\u1ef1a ph\u00e2n h\u1ee7y sinh h\u1ecdc PLA<\/h3>\n<p>V\u1edbi c\u00e1ch s\u1ea3n xu\u1ea5t nh\u01b0 tr\u00ean nh\u1ef1a ph\u00e2n h\u1ee7y sinh h\u1ecdc PLA c\u00f3 m\u1ed9t s\u1ed1 \u01b0u, nh\u01b0\u1ee3c \u0111i\u1ec3m sau:<\/p>\n<h4 id=\"2-1-uu-diem\" class=\"ftwp-heading\">2.1. \u01afu \u0111i\u1ec3m<\/h4>\n<p><img decoding=\"async\" src=\"https:\/\/aneco.com.vn\/wp-content\/uploads\/hat-nhua-phan-huy-sinh-hoc-PLA-co-nguon-goc-tu-tinh-bot-ngo.jpg\" alt=\"Nh\u1ef1a ph\u00e2n h\u1ee7y sinh h\u1ecdc PLA \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb c\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb nguy\u00ean li\u1ec7u t\u00e1i t\u1ea1o nh\u01b0 tinh b\u1ed9t ng\u00f4\" \/><\/p>\n<p>Tr\u01b0\u1edbc h\u1ebft, nh\u1ef1a ph\u00e2n h\u1ee7y sinh h\u1ecdc PLA c\u00f3 m\u1ed9t s\u1ed1 \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt l\u00e0:<\/p>\n<ul>\n<li>PLA \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb c\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb nguy\u00ean li\u1ec7u t\u00e1i t\u1ea1o nh\u01b0 tinh b\u1ed9t ng\u00f4, c\u1ee7 s\u1eafn, m\u00eda, tinh b\u1ed9t khoai t\u00e2y\u2026 n\u00ean th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng, an to\u00e0n cho ng\u01b0\u1eddi s\u1eed d\u1ee5ng, th\u00edch h\u1ee3p \u0111\u1ec3 s\u1ea3n xu\u1ea5t ra c\u00e1c \u0111\u1ed3 d\u00f9ng h\u00e0ng ng\u00e0y v\u00e0 d\u1ee5ng c\u1ee5 y t\u1ebf.<\/li>\n<li>\u0110\u00e2y l\u00e0 nguy\u00ean li\u1ec7u t\u00e1i sinh, sau khi s\u1eed d\u1ee5ng ch\u00fang \u0111\u01b0\u1ee3c c\u00e1c vi sinh v\u1eadt ph\u00e2n h\u1ee7y th\u00e0nh c\u00e1c sinh kh\u1ed1i t\u1ea1i c\u00e1c nh\u00e0 m\u00e1y x\u1eed l\u00fd r\u00e1c th\u1ea3i v\u00e0 \u0111\u01b0\u1ee3c d\u00f9ng nh\u01b0 ph\u00e2n b\u00f3n vi sinh tr\u00ean c\u00e2y tr\u1ed3ng.<\/li>\n<li>PLA chuy\u1ec3n h\u00f3a th\u00e0nh ph\u00e2n b\u00f3n sinh h\u1ecdc sau khi \u0111\u01b0\u1ee3c x\u1eed l\u00fd ph\u00e2n h\u1ee7y sinh h\u1ecdc c\u00f4ng nghi\u1ec7p. B\u1ec1 m\u1eb7t nh\u1ef1a PLA th\u1ea9m th\u1ea5u t\u1ed1t, gi\u00fap sinh v\u1eadt d\u1ec5 x\u00e2m nh\u1eadp \u0111\u1ec3 th\u00fac \u0111\u1ea9y qu\u00e1 tr\u00ecnh ph\u00e2n h\u1ee7y t\u1ef1 nhi\u00ean. \u1ede \u0111i\u1ec1u ki\u1ec7n th\u00edch h\u1ee3p, d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a vi sinh v\u1eadt, nh\u1ef1a PLA c\u00f3 th\u1ec3 ph\u00e2n h\u1ee7y th\u00e0nh carbon dioxide, n\u01b0\u1edbc, m\u00f9n sinh h\u1ecdc t\u1ed1t cho c\u00e2y v\u00e0 kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng.<\/li>\n<li>PLA kh\u00f4ng t\u1ea1o ra c\u00e1c ch\u1ea5t bay h\u01a1i \u0111\u1ed9c h\u1ea1i khi \u0111\u1ed1t nh\u01b0 c\u00e1c lo\u1ea1i nh\u1ef1a truy\u1ec1n th\u1ed1ng th\u01b0\u1eddng c\u00f3 n\u00ean kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng.<\/li>\n<li>PLA c\u00f3 th\u1eddi gian ph\u00e2n h\u1ee7y ng\u1eafn, ch\u1ec9 v\u00e0i th\u00e1ng ho\u1eb7c v\u00e0i n\u0103m. Trong khi th\u1eddi gian ph\u00e2n h\u1ee7y c\u1ee7a nh\u1ef1a truy\u1ec1n th\u1ed1ng c\u00f3 th\u1ec3 l\u00ean \u0111\u1ebfn h\u00e0ng tr\u0103m n\u0103m, h\u00e0ng ngh\u00ecn n\u0103m. V\u00ec th\u1ebf, PLA t\u1ea1o ra \u0111\u01b0\u1ee3c nh\u1eefng t\u00e1c d\u1ee5ng t\u00edch c\u1ef1c l\u00ean m\u00f4i tr\u01b0\u1eddng, kh\u00f4ng nh\u01b0 c\u00e1c lo\u1ea1i nh\u1ef1a truy\u1ec1n th\u1ed1ng.<\/li>\n<\/ul>\n<h3 id=\"2-2-nhuoc-diem\" class=\"ftwp-heading\">2.2. Nh\u01b0\u1ee3c \u0111i\u1ec3m<\/h3>\n<p>B\u00ean c\u1ea1nh nh\u1eefng \u01b0u \u0111i\u1ec3m n\u1ed5i b\u1eadt, nh\u1ef1a ph\u00e2n h\u1ee7y sinh h\u1ecdc PLA c\u00f3 m\u1ed9t s\u1ed1 nh\u01b0\u1ee3c \u0111i\u1ec3m nh\u01b0:<\/p>\n<ul>\n<li>Vi\u1ec7c s\u1ea3n xu\u1ea5t ph\u1ee5 thu\u1ed9c nhi\u1ec1u v\u00e0o v\u00f9ng nguy\u00ean li\u1ec7u: B\u1edfi c\u00e1c nh\u00e0 m\u00e1y s\u1ea3n xu\u1ea5t nh\u1ef1a ph\u00e2n h\u1ee7y sinh h\u1ecdc PLA c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u1eb7t g\u1ea7n v\u00f9ng nguy\u00ean li\u1ec7u nh\u01b0 nh\u1eefng c\u00e1nh \u0111\u1ed3ng b\u1eafp, s\u1eafn, m\u00eda ho\u1eb7c c\u1ee7 c\u1ea3i \u0111\u01b0\u1eddng\u2026 l\u1edbn.<\/li>\n<li>Nh\u1ef1a PLA ch\u1ec9 c\u00f3 th\u1ec3 ph\u00e2n h\u1ee7y trong \u0111i\u1ec1u ki\u1ec7n x\u1eed l\u00fd c\u00f4ng nghi\u1ec7p: Ph\u1ea7n l\u1edbn c\u00e1c s\u1ea3n ph\u1ea9m c\u00f3 s\u1eed d\u1ee5ng PLA \u0111\u1ec1u c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y, ch\u00fang s\u1ebd ph\u00e2n h\u1ee7y \u1edf nh\u1eefng \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9, vi sinh v\u1eadt\u2026 \u0111\u1ea1t ti\u00eau chu\u1ea9n nh\u1ea5t \u0111\u1ecbnh.<\/li>\n<li>Nh\u1ef1a PLA n\u1ebfu x\u1eed l\u00fd kh\u00f4ng \u0111\u00fang c\u00e1ch c\u00f3 th\u1ec3 g\u00e2y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng nh\u1ef1a t\u00e1i ch\u1ebf: Nh\u1ef1a PLA n\u1ebfu l\u1eabn v\u1edbi c\u00e1c nguy\u00ean li\u1ec7u t\u00e1i ch\u1ebf s\u1ebd g\u00e2y \u1ea3nh h\u01b0\u1edfng l\u00ean ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m sau khi t\u00e1i ch\u1ebf.<\/li>\n<li>Ch\u01b0a c\u00f3 nhi\u1ec1u nh\u00e0 s\u1ea3n xu\u1ea5t PLA \u1edf quy m\u00f4 c\u00f4ng nghi\u1ec7p v\u00e0 s\u1ea3n l\u01b0\u1ee3ng PLA hi\u1ec7n nay \u0111ang trong t\u00ecnh tr\u1ea1ng cung kh\u00f4ng \u0111\u1ee7 c\u1ea7u. Vi\u1ec7c s\u1ea3n xu\u1ea5t nh\u1ef1a PLA trong quy m\u00f4 c\u00f4ng nghi\u1ec7p \u0111\u00f2i h\u1ecfi c\u00f4ng ngh\u1ec7 cao, chi ph\u00ed nhi\u1ec1u n\u00ean gi\u00e1 th\u00e0nh cao h\u01a1n c\u00e1c lo\u1ea1i nh\u1ef1a c\u00f3 ngu\u1ed3n g\u1ed1c h\u00f3a th\u1ea1ch nh\u01b0 PA, PE, PP,\u2026<\/li>\n<\/ul>\n<h2 id=\"3-ung-dung-cua-nhua-phan-huy-sinh-hoc-pla-trong-doi-song\" class=\"ftwp-heading\">3. \u1ee8ng d\u1ee5ng c\u1ee7a nh\u1ef1a ph\u00e2n h\u1ee7y sinh h\u1ecdc PLA trong \u0111\u1eddi s\u1ed1ng<\/h2>\n<p>V\u00ec nh\u1ef1a ph\u00e2n h\u1ee7y sinh h\u1ecdc PLA kh\u00f4ng \u0111\u1ed9c h\u1ea1i v\u1edbi c\u01a1 th\u1ec3 ng\u01b0\u1eddi n\u00ean \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c sau:<\/p>\n<h3 id=\"3-1-ung-dung-trong-ky-thuat-cay-mo\" class=\"ftwp-heading\">3.1. \u1ee8ng d\u1ee5ng trong k\u1ef9 thu\u1eadt c\u1ea5y m\u00f4<\/h3>\n<p>Ph\u01b0\u01a1ng ph\u00e1p c\u1ea5y m\u00f4 li\u00ean k\u1ebft c\u00e1c t\u1ebf b\u00e0o s\u1ed1ng v\u1edbi h\u1ec7 th\u1ed1ng khung th\u00f4ng qua c\u00e1c v\u1eadt li\u1ec7u sinh h\u1ecdc. Nh\u1edd \u0111\u00f3, c\u00e1c t\u1ebf b\u00e0o s\u1ed1ng c\u00f3 th\u1ec3 sinh s\u00f4i, n\u1ea3y n\u1edf theo c\u00e1c chi\u1ec1u h\u01b0\u1edbng kh\u00e1c nhau gi\u00fap t\u00e1i t\u1ea1o c\u00e1c m\u00f4 s\u1ed1ng.<\/p>\n<p>V\u1eadt li\u1ec7u sinh h\u1ecdc gi\u00fap thay th\u1ebf c\u00e1c m\u00f4 s\u1ed1ng v\u00e0 mang l\u1ea1i l\u1ee3i \u00edch cho vi\u1ec7c c\u1ea5y gh\u00e9p n\u1ed9i t\u1ea1ng. Biopolymer, \u0111\u1eb7c bi\u1ec7t l\u00e0 nh\u1ef1a PLA ch\u00ednh l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1i \u01b0u trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y.<\/p>\n<p>Nh\u1ef1a PLA \u0111\u00e3 \u0111\u01b0\u1ee3c C\u1ee5c qu\u1ea3n l\u00fd th\u1ef1c ph\u1ea9m v\u00e0 d\u01b0\u1ee3c ph\u1ea9m M\u1ef9 cho ph\u00e9p \u1ee9ng d\u1ee5ng l\u00e2m s\u00e0ng \u1edf ng\u01b0\u1eddi. N\u00f3 \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m th\u00e0nh c\u00f4ng trong vi\u1ec7c t\u00e1i t\u1ea1o m\u00f4 \u1edf c\u00e1c c\u01a1 quan nh\u01b0 x\u01b0\u01a1ng, s\u1ee5n, b\u00e0ng quang, gan, van tim c\u01a1 h\u1ecdc.<\/p>\n<h3 id=\"3-2-ung-dung-lam-vat-lieu-mang-dan-truyen-thuoc\" class=\"ftwp-heading\">3.2. \u1ee8ng d\u1ee5ng l\u00e0m v\u1eadt li\u1ec7u mang, d\u1eabn truy\u1ec1n thu\u1ed1c<\/h3>\n<p>Nh\u1ef1a PLA c\u00f3 kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch sinh h\u1ecdc cao, ph\u00e2n h\u1ee7y sinh h\u1ecdc, x\u1eed l\u00fd nhi\u1ec7t v\u00e0 c\u00f3 \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc cao, \u0111\u1ed9 h\u00f2a tan trong c\u00e1c dung m\u00f4i h\u1eefu c\u01a1 n\u00ean n\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u trong v\u1eadt li\u1ec7u d\u1eabn truy\u1ec1n thu\u1ed1c.<\/p>\n<p>PLA \u0111\u01b0\u1ee3c d\u00f9ng \u0111\u1ec3 d\u1eabn truy\u1ec1n cho b\u1ec7nh u\u1ed1n v\u00e1n, h\u1ed7 tr\u1ee3 d\u1eabn truy\u1ec1n cho thu\u1ed1c insulin x\u1ecbt \u1edf mi\u1ec7ng cho b\u1ec7nh \u0111\u00e1i th\u00e1o \u0111\u01b0\u1eddng lo\u1ea1i 2, d\u1eabn truy\u1ec1n cho nh\u00f3m thu\u1ed1c paclitaxel ch\u1ed1ng ung th\u01b0, d\u1eabn truy\u1ec1n cho nh\u00f3m thu\u1ed1c 5 FU v\u00e0 paclitaxel, d\u1eabn truy\u1ec1n th\u1ed1ng cho qu\u00e1 tr\u00ecnh \u0111i\u1ec1u tr\u1ecb ung th\u01b0,\u2026<\/p>\n<p>Ngo\u00e0i ra, PLA bi\u1ebfn t\u00ednh c\u00f2n c\u00f3 trong c\u00e1c s\u1ea3n ph\u1ea9m c\u1ea5y gh\u00e9p ho\u1eb7c d\u00f9ng trong v\u1eadt li\u1ec7u ch\u1ebf t\u1ea1o c\u00e1c thi\u1ebft b\u1ecb y t\u1ebf nh\u01b0 ch\u1ec9 t\u1ef1 ti\u00eau, thanh \u0111\u1ecbnh h\u00ecnh, ghim, t\u1ea5m, thi\u1ebft b\u1ecb truy\u1ec1n d\u1ecbch m\u1ed9t l\u1ea7n, bao b\u00ec ph\u00e2n ph\u1ed1i thu\u1ed1c,\u2026 ho\u1eb7c \u1ee9ng d\u1ee5ng trong ph\u01b0\u01a1ng ph\u00e1p \u0111i\u1ec1u tr\u1ecb da nh\u01b0 \u0111i\u1ec1u tr\u1ecb s\u1eb9o tr\u00ean m\u1eb7t, teo m\u1ee1,\u2026<\/p>\n<h3 id=\"3-3-ung-dung-trong-linh-vuc-bao-bi-dong-goi\" class=\"ftwp-heading\">3.3. \u1ee8ng d\u1ee5ng trong l\u0129nh v\u1ef1c bao b\u00ec \u0111\u00f3ng g\u00f3i<\/h3>\n<p>PLA bi\u1ebfn t\u00ednh c\u00f2n c\u00f3 trong c\u00e1c v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m khay, h\u1ed9p \u0111\u1ef1ng th\u1ee9c \u0103n, s\u1ea3n xu\u1ea5t m\u00e0ng phim m\u1ecfng \u0111\u00f3ng g\u00f3i th\u1ef1c ph\u1ea9m, t\u00fai \u0111\u1ef1ng \u0111\u1ed3 si\u00eau th\u1ecb, \u0111\u0129a, ly, mu\u1ed7ng,\u2026<\/p>\n<p>\u0110\u1eb7c bi\u1ec7t PLA bi\u1ebfn t\u00ednh \u0111\u01b0\u1ee3c gia c\u01b0\u1eddng b\u1eb1ng bentonite, ph\u1ee7 l\u1edbp microcrystalline cellusose, silicate c\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng tia UV v\u00e0 \u00e1nh s\u00e1ng kh\u1ea3 ki\u1ebfn (nguy\u00ean nh\u00e2n g\u00e2y bi\u1ebfn t\u00ednh ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m) n\u00ean c\u00f2n \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m bao b\u00ec b\u1ea3o qu\u1ea3n th\u1ef1c ph\u1ea9m. Ngo\u00e0i ra, lo\u1ea1i bao b\u00ec n\u00e0y c\u00f2n c\u00f3 t\u00ednh kh\u00e1ng khu\u1ea9n, th\u00edch h\u1ee3p v\u1edbi vi\u1ec7c b\u1ea3o qu\u1ea3n th\u1ef1c ph\u1ea9m s\u1ed1ng nh\u01b0 rau c\u1ee7 qu\u1ea3, th\u1ecbt c\u00e1,\u2026<\/p>\n<h3 id=\"3-4-ung-dung-trong-linh-vuc-o-to-van-tai\" class=\"ftwp-heading\">3.4. \u1ee8ng d\u1ee5ng trong l\u0129nh v\u1ef1c \u00f4 t\u00f4 v\u1eadn t\u1ea3i<\/h3>\n<p>V\u1eadt li\u1ec7u composites n\u1ec1n PLA \u0111\u01b0\u1ee3c nhi\u1ec1u c\u00f4ng ty s\u1eed d\u1ee5ng trong l\u0129nh v\u1ef1c v\u1eadn t\u1ea3i nh\u01b0:<\/p>\n<ul>\n<li>C\u00f4ng ty Toyota s\u1eed d\u1ee5ng composite n\u1ec1n PLA v\u00e0 s\u1ee3i kenaf l\u00e0m l\u1ed1p xe d\u1ef1 ph\u00f2ng v\u00e0 nghi\u00ean c\u1ee9u \u0111\u1ec3 s\u1ea3n xu\u1ea5t t\u1ea5m tr\u1ea3i s\u00e0n, tay c\u1ea7m, gh\u1ebf ng\u1ed3i.<\/li>\n<li>C\u00f4ng ty Ford d\u00f9ng composite n\u1ec1n PLA l\u00e0m h\u1ec7 th\u1ed1ng v\u00f2m xe, t\u1ea5m th\u1ea3m tr\u1ea3i<\/li>\n<li>C\u00f4ng ty Mitsubishi s\u1eed d\u1ee5ng PLA s\u1ee3i, Nylon 6 l\u00e0m t\u1ea5m tr\u1ea3i xe.<\/li>\n<li>C\u00f4ng ty \u00f4 t\u00f4 Fiat (Italy) nghi\u00ean c\u1ee9u v\u1eadt li\u1ec7u polymer \u201cxanh\u201d \u0111\u1ec3 ch\u1ebf t\u1ea1o c\u00e1c b\u1ed9 ph\u1eadn trong \u00f4 t\u00f4.<\/li>\n<\/ul>\n<h3 id=\"3-5-ung-dung-trong-linh-vuc-nong-nghiep\" class=\"ftwp-heading\">3.5. \u1ee8ng d\u1ee5ng trong l\u0129nh v\u1ef1c n\u00f4ng nghi\u1ec7p<\/h3>\n<p>PLA \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng l\u00e0m m\u00e0ng ph\u1ee7 sinh h\u1ecdc c\u00f3 t\u00e1c d\u1ee5ng t\u0103ng t\u1ed1c \u0111\u1ed9 ch\u00edn c\u1ee7a qu\u1ea3 tr\u00ean c\u00e2y tr\u1ed3ng, gi\u1eef ph\u00e2n b\u00f3n, \u0111\u1ed9 \u1ea9m, \u1ee9c ch\u1ebf nhi\u1ec5m n\u1ea5m, s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u1ecf d\u1ea1i v\u00e0 s\u1ef1 ph\u00e1 ho\u1ea1i c\u1ee7a c\u00f4n tr\u00f9ng. Ngo\u00e0i ra, c\u00f3 lo\u1ea1i m\u00e0ng ph\u1ee7 sinh h\u1ecdc c\u00f2n gi\u00fap c\u00e2y tr\u1ed3ng ch\u1ed1ng ch\u1ecbu v\u1edbi s\u1ef1 thay \u0111\u1ed5i c\u1ee7a th\u1eddi ti\u1ebft<\/p>\n<p>B\u00ean c\u1ea1nh \u0111\u00f3, PLA bi\u1ebfn t\u00ednh c\u0169ng \u0111\u01b0\u1ee3c d\u00f9ng l\u00e0m d\u00e2y bu\u1ed9c c\u00e0 chua, ch\u1eadu c\u00e2y v\u00e0 m\u1ed9t s\u1ed1 v\u1eadt d\u1ee5ng kh\u00e1c<\/p>\n<h3 id=\"3-6-ung-dung-trong-linh-vuc-dien-tu\" class=\"ftwp-heading\">3.6. \u1ee8ng d\u1ee5ng trong l\u0129nh v\u1ef1c \u0111i\u1ec7n t\u1eed<\/h3>\n<p>Nh\u1ef1a ph\u00e2n h\u1ee7y sinh h\u1ecdc PLA bi\u1ebfn t\u00ednh \u0111\u01b0\u1ee3c c\u00e1c c\u00f4ng ty ch\u1ebf t\u1ea1o v\u00e0 s\u1eed d\u1ee5ng kh\u00e1 nhi\u1ec1u trong l\u0129nh v\u1ef1c \u0111i\u1ec7n t\u1eed nh\u01b0:<\/p>\n<ul>\n<li>N\u0103m 2002, c\u00f4ng ty Mitsubishi ch\u1ebf t\u1ea1o ra PLA ch\u1ecbu nhi\u1ec7t l\u00e0m v\u1ecf m\u00e1y nghe nh\u1ea1c.<\/li>\n<li>N\u0103m 2004, c\u00f4ng ty NEC Corp c\u1ee7a Nh\u1eadt gia c\u01b0\u1eddng s\u1ee3i kenaf cho v\u1eadt li\u1ec7u composite nh\u1ef1a n\u1ec1n PLA \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 l\u00e0m dummy c\u1eafm tr\u1ef1c ti\u1ebfp v\u00e0o laptop ch\u1ed1ng b\u1ee5i b\u1ea9n t\u00e1c \u0111\u1ed9ng, v\u1ecf \u0111i\u1ec7n tho\u1ea1i (n\u0103m 2006).<\/li>\n<li>N\u0103m 2005, Fujitsu d\u00f9ng composite c\u1ee7a PLA v\u00e0o thi\u1ebft b\u1ecb ch\u1ed1ng ch\u00e1y trong nh\u00e0. H\u1ecd c\u0169ng d\u00f9ng h\u1ed7n h\u1ee3p blend PLA\/PC\/phosphorus l\u00e0m h\u1ec7 th\u1ed1ng khung c\u1ee7a m\u00e1y t\u00ednh.<\/li>\n<li>N\u0103m 2007, Samsung d\u00f9ng PLA\/Polycarbonate bisphenol A (PC) c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t, va \u0111\u1eadp v\u00e0o s\u1ea3n xu\u1ea5t c\u00e1c v\u1ecf linh ki\u1ec7n \u0111i\u1ec7n t\u1eed nh\u01b0 v\u1ecf m\u00e1y t\u00ednh, v\u1ecf \u0111i\u1ec7n tho\u1ea1i\u2026 .<\/li>\n<\/ul>\n<p>Ngo\u00e0i nh\u1eefng l\u0129nh v\u1ef1c tr\u00ean, nh\u1ef1a PLA c\u00f2n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m chai l\u1ecd \u0111\u1ef1ng thu\u1ed1c vi\u00ean, v\u1ea3i l\u1ec1u, b\u1ec1 m\u1eb7t chi\u1ebfu, in \u1ea5n 3D\u2026 .<\/p>\n<p style=\"text-align: right;\">Ngu\u1ed3n: aneco.com.vn<\/p>\n","protected":false},"excerpt":{"rendered":"<p>1. Nh\u1ef1a ph\u00e2n h\u1ee7y sinh h\u1ecdc PLA l\u00e0 g\u00ec? 1.1. \u0110\u1ecbnh ngh\u0129a Nh\u1ef1a sinh h\u1ecdc l\u00e0 v\u1eadt li\u1ec7u nh\u1ef1a \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb ngu\u1ed3n nguy\u00ean li\u1ec7u t\u00e1i t\u1ea1o \u0111\u01b0\u1ee3c v\u00e0 t\u00f9y t\u1eebng lo\u1ea1i m\u00e0 ch\u00fang c\u00f3 th\u1ec3 ph\u00e2n h\u1ee7y sinh h\u1ecdc ho\u1eb7c kh\u00f4ng. Hi\u1ec7n nh\u1ef1a sinh h\u1ecdc g\u1ed3m c\u00f3 polylactic acid (PLA) v\u00e0 polyhydroxyalkanoate (PHA). Nh\u1ef1a&#8230; <a class=\"view-article\" href=\"https:\/\/yp.vn\/4-dieu-chua-biet-ve-nhua-phan-huy-sinh-hoc-pla\/\">Xem b\u00e0i vi\u1ebft<\/a><\/p>\n","protected":false},"author":8,"featured_media":6245885,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ep_exclude_from_search":false,"footnotes":""},"categories":[2500],"tags":[],"class_list":["post-6245884","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-san-pham-nhua-3"],"acf":[],"_links":{"self":[{"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/posts\/6245884","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/comments?post=6245884"}],"version-history":[{"count":0,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/posts\/6245884\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/media\/6245885"}],"wp:attachment":[{"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/media?parent=6245884"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/categories?post=6245884"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yp.vn\/KmOMlj66m\/wp\/v2\/tags?post=6245884"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}