{"id":1279,"date":"2026-06-03T16:36:01","date_gmt":"2026-06-03T08:36:01","guid":{"rendered":"https:\/\/www.daoanchemical.com\/?p=1279"},"modified":"2026-06-03T16:36:01","modified_gmt":"2026-06-03T08:36:01","slug":"preparation-technologies-of-nano-zinc-oxide","status":"publish","type":"post","link":"https:\/\/www.daoanchemical.com\/vi\/preparation-technologies-of-nano-zinc-oxide\/","title":{"rendered":"C\u00e1c c\u00f4ng ngh\u1ec7 chu\u1ea9n b\u1ecb nano k\u1ebdm oxit"},"content":{"rendered":"

Oxit k\u1ebdm nano<\/a><\/span><\/strong> (nano-ZnO) l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u nano b\u00e1n d\u1eabn d\u1ea3i r\u1ed9ng hi\u1ec7u su\u1ea5t cao, s\u1edf h\u1eefu c\u00e1c \u0111\u1eb7c t\u00ednh n\u1ed5i b\u1eadt nh\u01b0 quang x\u00fac t\u00e1c, kh\u00e1ng khu\u1ea9n, ch\u1ed1ng tia c\u1ef1c t\u00edm, \u00e1p \u0111i\u1ec7n v\u00e0 \u0111i\u1ec7n h\u1ecdc. Nh\u1edd k\u00edch th\u01b0\u1edbc h\u1ea1t si\u00eau nh\u1ecf, di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang l\u1edbn v\u00e0 ho\u1ea1t t\u00ednh b\u1ec1 m\u1eb7t v\u01b0\u1ee3t tr\u1ed9i, n\u00f3 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c l\u0129nh v\u1ef1c s\u01a1n ph\u1ee7, s\u1ea3n ph\u1ea9m cao su, linh ki\u1ec7n \u0111i\u1ec7n t\u1eed, v\u1eadt t\u01b0 y sinh, x\u00fac t\u00e1c m\u00f4i tr\u01b0\u1eddng v\u00e0 nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c. Hi\u1ec7u su\u1ea5t to\u00e0n di\u1ec7n c\u1ee7a c\u00e1c s\u1ea3n ph\u1ea9m nano-ZnO cu\u1ed1i c\u00f9ng ch\u1ee7 y\u1ebfu ph\u1ee5 thu\u1ed9c v\u00e0o ph\u01b0\u01a1ng ph\u00e1p ch\u1ebf t\u1ea1o; c\u00e1c s\u1ea3n ph\u1ea9m thu \u0111\u01b0\u1ee3c t\u1eeb nh\u1eefng k\u1ef9 thu\u1eadt t\u1ed5ng h\u1ee3p kh\u00e1c nhau c\u00f3 s\u1ef1 kh\u00e1c bi\u1ec7t r\u00f5 r\u1ec7t v\u1ec1 \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u k\u00edch th\u01b0\u1edbc h\u1ea1t, kh\u1ea3 n\u0103ng ph\u00e2n t\u00e1n, \u0111\u1ed9 tinh khi\u1ebft h\u00f3a h\u1ecdc v\u00e0 kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t h\u00ecnh th\u00e1i.<\/p>\n

C\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u1ed5ng h\u1ee3p nano-ZnO hi\u1ec7n nay th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u00e2n th\u00e0nh ba nh\u00e1nh ch\u00ednh: t\u1ed5ng h\u1ee3p pha kh\u00ed, t\u1ed5ng h\u1ee3p pha r\u1eafn v\u00e0 t\u1ed5ng h\u1ee3p pha l\u1ecfng. Trong \u0111\u00f3, ph\u01b0\u01a1ng ph\u00e1p chu\u1ea9n b\u1ecb pha l\u1ecfng \u0111ang l\u00e0 l\u1ef1a ch\u1ecdn ch\u1ee7 \u0111\u1ea1o cho nghi\u00ean c\u1ee9u ph\u00f2ng th\u00ed nghi\u1ec7m v\u00e0 s\u1ea3n xu\u1ea5t quy m\u00f4 th\u01b0\u01a1ng m\u1ea1i nh\u1edd \u0111i\u1ec1u ki\u1ec7n ph\u1ea3n \u1ee9ng nh\u1eb9 nh\u00e0ng, c\u1ea5u h\u00ecnh thi\u1ebft b\u1ecb \u0111\u01a1n gi\u1ea3n, chi ph\u00ed s\u1ea3n xu\u1ea5t d\u1ec5 ki\u1ec3m so\u00e1t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m \u0111\u1ed3ng nh\u1ea5t. C\u00e1c c\u00f4ng ngh\u1ec7 pha l\u1ecfng ti\u00eau bi\u1ec3u bao g\u1ed3m t\u1ed5ng h\u1ee3p th\u1ee7y nhi\u1ec7t\/solvothermal, t\u1ed5ng h\u1ee3p sol-gel v\u00e0 k\u1ebft t\u1ee7a h\u00f3a h\u1ecdc.<\/p>\n

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  1. \n

    T\u1ed5ng h\u1ee3p th\u1ee7y nhi\u1ec7t v\u00e0 solvothermal<\/h2>\n<\/li>\n<\/ol>\n

    T\u1ed5ng h\u1ee3p th\u1ee7y nhi\u1ec7t v\u00e0 solvothermal di\u1ec5n ra th\u00f4ng qua c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc trong c\u00e1c l\u00f2 ph\u1ea3n \u1ee9ng k\u00edn pha l\u1ecfng \u1edf nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t cao, mang l\u1ea1i t\u1ed1c \u0111\u1ed9 ph\u1ea3n \u1ee9ng t\u0103ng m\u1ea1nh so v\u1edbi c\u00e1c quy tr\u00ecnh t\u1ed5ng h\u1ee3p \u1edf nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t b\u00ecnh th\u01b0\u1eddng. Ph\u01b0\u01a1ng ph\u00e1p th\u1ee7y nhi\u1ec7t s\u1eed d\u1ee5ng n\u01b0\u1edbc kh\u1eed ion l\u00e0m m\u00f4i tr\u01b0\u1eddng ph\u1ea3n \u1ee9ng, trong khi t\u1ed5ng h\u1ee3p solvothermal ph\u00e1t tri\u1ec3n t\u1eeb c\u00f4ng ngh\u1ec7 th\u1ee7y nhi\u1ec7t b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng dung m\u00f4i h\u1eefu c\u01a1 ho\u1eb7c dung d\u1ecbch kh\u00f4ng ch\u1ee9a n\u01b0\u1edbc l\u00e0m m\u00f4i tr\u01b0\u1eddng ph\u1ea3n \u1ee9ng, m\u1edf r\u1ed9ng \u0111\u00e1ng k\u1ec3 ph\u1ea1m vi h\u1ec7 th\u1ed1ng ph\u1ea3n \u1ee9ng c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng. Nano-ZnO c\u00f3 \u0111\u1ed9 k\u1ebft tinh cao c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o \u1edf nhi\u1ec7t \u0111\u1ed9 t\u01b0\u01a1ng \u0111\u1ed1i v\u1eeba ph\u1ea3i, v\u00e0 h\u00ecnh th\u00e1i vi m\u00f4 c\u1ee7a s\u1ea3n ph\u1ea9m c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh th\u00f4ng qua vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh c\u00e1c th\u00f4ng s\u1ed1 quan tr\u1ecdng nh\u01b0 \u00e1p su\u1ea5t h\u1ec7 th\u1ed1ng, gi\u00e1 tr\u1ecb pH v\u00e0 nhi\u1ec7t \u0111\u1ed9 ph\u1ea3n \u1ee9ng.<\/p>\n

    \u01afu \u0111i\u1ec3m k\u1ef9 thu\u1eadt<\/h3>\n

    C\u00e1c tinh th\u1ec3 \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p c\u00f3 \u0111\u1ed9 k\u1ebft tinh cao, \u00edt khuy\u1ebft t\u1eadt vi c\u1ea5u tr\u00fac, ph\u00e2n t\u00e1n h\u1ea1t \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 g\u1ea7n nh\u01b0 kh\u00f4ng b\u1ecb v\u00f3n c\u1ee5c, gi\u00fap s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng s\u1edf h\u1eefu ho\u1ea1t t\u00ednh nano v\u01b0\u1ee3t tr\u1ed9i; vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh linh ho\u1ea1t c\u00e1c th\u00f4ng s\u1ed1 quy tr\u00ecnh cho ph\u00e9p ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c k\u00edch th\u01b0\u1edbc h\u1ea1t tinh th\u1ec3 v\u00e0 h\u00ecnh th\u00e1i vi m\u00f4; m\u00f4i tr\u01b0\u1eddng ph\u1ea3n \u1ee9ng kh\u00e9p k\u00edn h\u1ea1n ch\u1ebf s\u1ef1 nhi\u1ec5m t\u1ea1p ngo\u1ea1i lai, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tinh khi\u1ebft cao c\u1ee7a s\u1ea3n ph\u1ea9m; qu\u00e1 tr\u00ecnh k\u1ebft tinh t\u1ea1i ch\u1ed7 d\u01b0\u1edbi nhi\u1ec7t \u0111\u1ed9 nh\u1eb9 gi\u00fap ng\u0103n ch\u1eb7n s\u1ef1 ph\u00e1t tri\u1ec3n qu\u00e1 m\u1ee9c c\u1ee7a h\u1ea1t v\u00e0 tr\u00e1nh t\u00ecnh tr\u1ea1ng suy gi\u1ea3m ho\u1ea1t t\u00ednh b\u1ec1 m\u1eb7t sau n\u00e0y.<\/p>\n

    Nh\u01b0\u1ee3c \u0111i\u1ec3m k\u1ef9 thu\u1eadt<\/h3>\n

    C\u00e1c thi\u1ebft b\u1ecb ph\u1ea3n \u1ee9ng \u00e1p su\u1ea5t cao chuy\u00ean d\u1ee5ng \u0111\u00f2i h\u1ecfi \u0111\u1ea7u t\u01b0 ban \u0111\u1ea7u l\u1edbn v\u1ec1 h\u1ea1 t\u1ea7ng s\u1ea3n xu\u1ea5t; chu k\u1ef3 ph\u1ea3n \u1ee9ng t\u1eebng m\u1ebb k\u00e9o d\u00e0i h\u1ea1n ch\u1ebf n\u0103ng su\u1ea5t s\u1ea3n xu\u1ea5t t\u1ed5ng th\u1ec3; ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng r\u1ea5t nh\u1ea1y c\u1ea3m v\u1edbi nh\u1eefng bi\u1ebfn \u0111\u1ed9ng nh\u1ecf trong th\u00f4ng s\u1ed1, \u0111\u1eb7t ra y\u00eau c\u1ea7u nghi\u00eam ng\u1eb7t v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c trong thao t\u00e1c th\u00ed nghi\u1ec7m v\u00e0 h\u1ea1n ch\u1ebf kh\u1ea3 n\u0103ng s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t quy m\u00f4 c\u00f4ng nghi\u1ec7p.<\/p>\n

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    1. \n

      T\u1ed5ng h\u1ee3p sol-gel<\/h2>\n<\/li>\n<\/ol>\n

      Ph\u01b0\u01a1ng ph\u00e1p chu\u1ea9n b\u1ecb n\u00e0y s\u1eed d\u1ee5ng c\u00e1c ti\u1ec1n ch\u1ea5t l\u00e0 alkoxide k\u1ebdm ho\u1eb7c mu\u1ed1i k\u1ebdm v\u00f4 c\u01a1, \u0111\u01b0\u1ee3c ph\u00e2n t\u00e1n \u0111\u1ed3ng \u0111\u1ec1u trong h\u1ec7 dung m\u00f4i h\u1eefu c\u01a1 \u0111\u1ec3 tr\u1ea3i qua ph\u1ea3n \u1ee9ng th\u1ee7y ph\u00e2n v\u00e0 polycondensation trong pha l\u1ecfng, t\u1ea1o th\u00e0nh c\u00e1c sol keo trong su\u1ed1t \u1ed5n \u0111\u1ecbnh. Sau \u0111\u00f3, qu\u00e1 tr\u00ecnh bay h\u01a1i dung m\u00f4i bi\u1ebfn c\u00e1c sol keo th\u00e0nh gel r\u1eafn, v\u00e0 nano-ZnO m\u1ee5c ti\u00eau cu\u1ed1i c\u00f9ng thu \u0111\u01b0\u1ee3c sau qu\u00e1 tr\u00ecnh s\u1ea5y kh\u00f4 v\u00e0 nung nhi\u1ec7t \u0111\u1ed9 cao l\u1ea7n l\u01b0\u1ee3t \u0111\u1ed1i v\u1edbi c\u00e1c gel ti\u1ec1n ch\u1ea5t.<\/p>\n

      \u01afu \u0111i\u1ec3m k\u1ef9 thu\u1eadt<\/h3>\n

      S\u1ef1 \u0111\u1ed3ng nh\u1ea5t c\u1ea5p ph\u00e2n t\u1eed trong qu\u00e1 tr\u00ecnh tr\u1ed9n ti\u1ec1n ch\u1ea5t mang l\u1ea1i s\u1ea3n ph\u1ea9m c\u00f3 \u0111\u1ed9 tinh khi\u1ebft cao, ph\u00e2n b\u1ed1 \u0111\u1ed3ng \u0111\u1ec1u c\u00e1c th\u00e0nh ph\u1ea7n v\u00e0 \u00edt t\u1ea1p ch\u1ea5t ph\u00e2n t\u00e1ch; giai \u0111o\u1ea1n \u0111\u1ea7u t\u1ed5ng h\u1ee3p di\u1ec5n ra trong \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng nh\u1eb9 nh\u00e0ng v\u1edbi ng\u01b0\u1ee1ng \u0111\u1ea7u t\u01b0 thi\u1ebft b\u1ecb th\u1ea5p; kh\u1ea3 n\u0103ng t\u1ea1o h\u00ecnh \u0111a d\u1ea1ng cho ph\u00e9p ch\u1ebf t\u1ea1o nano-ZnO d\u01b0\u1edbi d\u1ea1ng b\u1ed9t, m\u00e0ng m\u1ecfng v\u00e0 l\u1edbp ph\u1ee7; ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t \u0111\u1ed3ng \u0111\u1ec1u \u0111\u1ea3m b\u1ea3o t\u00ednh n\u0103ng nano n\u1ed9i t\u1ea1i \u1ed5n \u0111\u1ecbnh c\u1ee7a v\u1eadt li\u1ec7u th\u00e0nh ph\u1ea9m.<\/p>\n

      Nh\u01b0\u1ee3c \u0111i\u1ec3m k\u1ef9 thu\u1eadt<\/h3>\n

      Nguy\u00ean li\u1ec7u ti\u1ec1n ch\u1ea5t cao c\u1ea5p \u0111\u00f2i h\u1ecfi chi ph\u00ed nguy\u00ean li\u1ec7u \u0111\u1ea7u v\u00e0o cao; chu tr\u00ecnh to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh k\u00e9o d\u00e0i c\u1ea3n tr\u1edf s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t quy m\u00f4 l\u1edbn; hi\u1ec7n t\u01b0\u1ee3ng v\u00f3n c\u1ee5c h\u1ea1t c\u00f3 xu h\u01b0\u1edbng xu\u1ea5t hi\u1ec7n trong qu\u00e1 tr\u00ecnh nung nhi\u1ec7t \u0111\u1ed9 cao v\u1edbi \u0111\u1ed9 ch\u1ecbu \u0111\u1ef1ng sai s\u00f3t quy tr\u00ecnh th\u1ea5p.<\/p>\n

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      1. \n

        T\u1ed5ng h\u1ee3p k\u1ebft t\u1ee7a h\u00f3a h\u1ecdc<\/h2>\n<\/li>\n<\/ol>\n

        \u0110\u1eb7c tr\u01b0ng b\u1edfi quy tr\u00ecnh v\u1eadn h\u00e0nh \u0111\u01a1n gi\u1ea3n, t\u1ed5ng h\u1ee3p k\u1ebft t\u1ee7a h\u00f3a h\u1ecdc \u0111\u01b0\u1ee3c chia th\u00e0nh k\u1ebft t\u1ee7a tr\u1ef1c ti\u1ebfp v\u00e0 k\u1ebft t\u1ee7a \u0111\u1ed3ng nh\u1ea5t. Trong qu\u00e1 tr\u00ecnh n\u00e0y, dung d\u1ecbch ch\u1ea5t k\u1ebft t\u1ee7a \u0111\u01b0\u1ee3c tr\u1ed9n v\u1edbi dung d\u1ecbch mu\u1ed1i k\u1ebdm h\u00f2a tan, theo \u0111\u00f3 c\u00e1c cation k\u1ebdm t\u1ef1 do trong pha l\u1ecfng li\u00ean k\u1ebft v\u1edbi c\u00e1c anion gi\u1ea3i ph\u00f3ng t\u1eeb ch\u1ea5t k\u1ebft t\u1ee7a \u0111\u1ec3 nhanh ch\u00f3ng t\u1ea1o th\u00e0nh c\u00e1c ti\u1ec1n ch\u1ea5t v\u00f4 \u0111\u1ecbnh h\u00ecnh, bao g\u1ed3m k\u1ebdm hydroxide v\u00e0 k\u1ebdm cacbonat baz\u01a1.<\/p>\n

        \"Nano-Zinc
        Oxit k\u1ebdm nano<\/figcaption><\/figure>\n

        K\u1ebft t\u1ee7a tr\u1ef1c ti\u1ebfp c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng t\u1ea1o m\u1ea7m ion v\u1edbi t\u1ed1c \u0111\u1ed9 cao t\u1ee9c th\u00ec, th\u01b0\u1eddng d\u1eabn \u0111\u1ebfn k\u00edch th\u01b0\u1edbc h\u1ea1t kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng v\u00f3n c\u1ee5c h\u1ea1t nghi\u00eam tr\u1ecdng. Ng\u01b0\u1ee3c l\u1ea1i, k\u1ebft t\u1ee7a \u0111\u1ed3ng nh\u1ea5t s\u1eed d\u1ee5ng ch\u1ea5t k\u1ebft t\u1ee7a gi\u1ea3i ph\u00f3ng ch\u1eadm \u0111\u1ec3 d\u1ea7n d\u1ea7n gi\u1ea3i ph\u00f3ng c\u00e1c anion ph\u1ea3n \u1ee9ng, lo\u1ea1i b\u1ecf t\u00ecnh tr\u1ea1ng b\u00e3o h\u00f2a ion c\u1ee5c b\u1ed9 nh\u1eb1m \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 t\u1ea1o m\u1ea7m \u0111\u1ed3ng \u0111\u1ec1u v\u00e0 mang l\u1ea1i hi\u1ec7u su\u1ea5t s\u1ea3n ph\u1ea9m v\u01b0\u1ee3t tr\u1ed9i so v\u1edbi k\u1ebft t\u1ee7a tr\u1ef1c ti\u1ebfp. C\u1ea3 hai bi\u1ebfn th\u1ec3 ti\u1ec1n ch\u1ea5t \u0111\u1ec1u kh\u00f4ng c\u00f3 c\u1ea5u tr\u00fac ZnO k\u1ebft tinh ho\u00e0n ch\u1ec9nh, v\u00e0 nung nhi\u1ec7t \u0111\u1ed9 400\u2013600 \u2103 l\u00e0 b\u1eaft bu\u1ed9c \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c t\u1ea1p ch\u1ea5t c\u00f2n l\u1ea1i th\u00f4ng qua ph\u00e2n h\u1ee7y nhi\u1ec7t v\u00e0 t\u00e1i t\u1ea1o l\u1ea1i m\u1ea1ng tinh th\u1ec3, t\u1ea1o ra nano-ZnO wurtzite h\u00ecnh l\u1ee5c gi\u00e1c \u1ed5n \u0111\u1ecbnh.<\/p>\n

        \u01afu \u0111i\u1ec3m k\u1ef9 thu\u1eadt<\/h3>\n

        Quy tr\u00ecnh v\u1eadn h\u00e0nh \u0111\u01a1n gi\u1ea3n gi\u00fap h\u1ea1 th\u1ea5p r\u00e0o c\u1ea3n k\u1ef9 thu\u1eadt v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c thi\u1ebft b\u1ecb s\u1ea3n xu\u1ea5t h\u00f3a h\u1ecdc th\u00f4ng th\u01b0\u1eddng \u0111\u1ec3 m\u1edf r\u1ed9ng quy m\u00f4 c\u00f4ng nghi\u1ec7p; ngu\u1ed3n nguy\u00ean li\u1ec7u d\u1ed3i d\u00e0o v\u00e0 gi\u00e1 r\u1ebb gi\u00fap c\u1eaft gi\u1ea3m chi ph\u00ed s\u1ea3n xu\u1ea5t t\u1ed5ng th\u1ec3; t\u1ed1c \u0111\u1ed9 ph\u1ea3n \u1ee9ng nhanh h\u1ed7 tr\u1ee3 s\u1ea3n xu\u1ea5t li\u00ean t\u1ee5c, \u0111\u1ea1t n\u0103ng su\u1ea5t \u0111\u00e1ng k\u1ec3; h\u1ec7 th\u1ed1ng k\u1ef9 thu\u1eadt tr\u01b0\u1edfng th\u00e0nh v\u00e0 \u1ed5n \u0111\u1ecbnh gi\u1ea3m thi\u1ec3u bi\u1ebfn \u0111\u1ed9ng ch\u1ea5t l\u01b0\u1ee3ng gi\u1eefa c\u00e1c l\u00f4 s\u1ea3n ph\u1ea9m.<\/p>\n

        Nh\u01b0\u1ee3c \u0111i\u1ec3m k\u1ef9 thu\u1eadt<\/h3>\n

        Kh\u1ea3 n\u0103ng ki\u1ec3m so\u00e1t h\u1ea1n ch\u1ebf \u0111\u1ed1i v\u1edbi h\u00e0nh vi t\u1ea1o m\u1ea7m d\u1ec5 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng v\u00f3n c\u1ee5c h\u1ea1t nghi\u00eam tr\u1ecdng v\u00e0 ph\u00e2n b\u1ed1 k\u00edch th\u01b0\u1edbc h\u1ea1t r\u1ed9ng, \u0111\u1ed3ng th\u1eddi kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng \u0111i\u1ec1u ch\u1ec9nh h\u00ecnh th\u00e1i theo m\u1ee5c ti\u00eau; c\u00e1c t\u1ea1p ch\u1ea5t mu\u1ed1i v\u00f4 c\u01a1 c\u00f2n l\u1ea1i l\u00e0m gi\u1ea3m \u0111\u1ed9 tinh khi\u1ebft c\u1ee7a s\u1ea3n ph\u1ea9m cu\u1ed1i c\u00f9ng; nhi\u1ec1u khuy\u1ebft t\u1eadt tinh th\u1ec3 n\u1ed9i t\u1ea1i l\u00e0m suy y\u1ebfu ho\u1ea1t t\u00ednh b\u1ec1 m\u1eb7t v\u1eadt li\u1ec7u, khi\u1ebfn s\u1ea3n ph\u1ea9m kh\u00f4ng \u0111\u1ee7 kh\u1ea3 n\u0103ng \u1ee9ng d\u1ee5ng trong c\u00e1c v\u1eadt li\u1ec7u ti\u00ean ti\u1ebfn \u0111\u00f2i h\u1ecfi \u0111\u1ed9 ch\u00ednh x\u00e1c cao.<\/p>\n

        T\u1ea5t c\u1ea3 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p t\u1ed5ng h\u1ee3p n\u00f3i tr\u00ean \u0111\u1ec1u c\u00f3 nh\u1eefng \u01b0u \u0111i\u1ec3m v\u00e0 h\u1ea1n ch\u1ebf ri\u00eang. Do \u0111\u00f3, c\u1ea7n l\u1ef1a ch\u1ecdn ph\u01b0\u01a1ng ph\u00e1p chu\u1ea9n b\u1ecb t\u1ed1i \u01b0u ph\u00f9 h\u1ee3p v\u1edbi y\u00eau c\u1ea7u \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3 trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t nano-ZnO th\u1ef1c t\u1ebf.<\/p>","protected":false},"excerpt":{"rendered":"

        [QWEN_MT_ITEM_1]Nano-zinc oxide (nano-ZnO) l\u00e0 m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u nano b\u00e1n d\u1eabn d\u1ea3i r\u1ed9ng hi\u1ec7u su\u1ea5t cao, s\u1edf h\u1eefu c\u00e1c \u0111\u1eb7c t\u00ednh n\u1ed5i b\u1eadt nh\u01b0 quang x\u00fac t\u00e1c, kh\u00e1ng khu\u1ea9n, ch\u1ed1ng tia c\u1ef1c t\u00edm, \u00e1p \u0111i\u1ec7n v\u00e0 t\u00ednh d\u1eabn \u0111i\u1ec7n. Nh\u1edd k\u00edch th\u01b0\u1edbc h\u1ea1t si\u00eau nh\u1ecf, di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang l\u1edbn v\u00e0 ho\u1ea1t t\u00ednh b\u1ec1 m\u1eb7t v\u01b0\u1ee3t tr\u1ed9i, nano-zinc oxide \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c l\u0129nh v\u1ef1c s\u01a1n ph\u1ee7, s\u1ea3n ph\u1ea9m cao su, linh ki\u1ec7n \u0111i\u1ec7n t\u1eed, v\u1eadt t\u01b0 y sinh, x\u00fac t\u00e1c m\u00f4i tr\u01b0\u1eddng c\u00f9ng nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c. Hi\u1ec7u su\u1ea5t to\u00e0n di\u1ec7n [\u2026]<\/p>","protected":false},"author":1,"featured_media":1275,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1279","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-overview"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/posts\/1279","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/comments?post=1279"}],"version-history":[{"count":0,"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/posts\/1279\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/media\/1275"}],"wp:attachment":[{"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/media?parent=1279"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/categories?post=1279"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/tags?post=1279"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}