{"id":1243,"date":"2026-04-07T16:51:52","date_gmt":"2026-04-07T08:51:52","guid":{"rendered":"https:\/\/www.daoanchemical.com\/?p=1243"},"modified":"2026-04-07T16:51:52","modified_gmt":"2026-04-07T08:51:52","slug":"high-performance-rubber-seals-based-on-active-zinc-oxide","status":"publish","type":"post","link":"https:\/\/www.daoanchemical.com\/vi\/high-performance-rubber-seals-based-on-active-zinc-oxide\/","title":{"rendered":"V\u00f2ng \u0111\u1ec7m cao su hi\u1ec7u su\u1ea5t cao d\u1ef1a tr\u00ean oxit k\u1ebdm ho\u1ea1t t\u00ednh"},"content":{"rendered":"

Trong nhi\u1ec1u l\u0129nh v\u1ef1c nh\u01b0 s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p, \u00f4 t\u00f4 v\u00e0 m\u00e1y m\u00f3c x\u00e2y d\u1ef1ng, c\u00e1c mi\u1ebfng \u0111\u1ec7m cao su \u0111\u00f3ng vai tr\u00f2 nh\u01b0 nh\u1eefng \u201cng\u01b0\u1eddi b\u1ea3o v\u1ec7 th\u1ea7m l\u1eb7ng\u201d, \u0111\u1ea3m b\u1ea3o thi\u1ebft b\u1ecb v\u1eadn h\u00e0nh b\u00ecnh th\u01b0\u1eddng, ng\u0103n ch\u1eb7n r\u00f2 r\u1ec9 ch\u1ea5t l\u1ecfng v\u00e0 c\u00e1ch ly c\u00e1c t\u1ea1p ch\u1ea5t b\u00ean ngo\u00e0i. Hi\u1ec7u su\u1ea5t c\u1ee7a ch\u00fang quy\u1ebft \u0111\u1ecbnh tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 tin c\u1eady, tu\u1ed5i th\u1ecd v\u00e0 an to\u00e0n v\u1eadn h\u00e0nh c\u1ee7a thi\u1ebft b\u1ecb. Oxit k\u1ebdm ho\u1ea1t t\u00ednh, v\u1edbi t\u01b0 c\u00e1ch l\u00e0 ph\u1ee5 gia ch\u1ee9c n\u0103ng c\u1ed1t l\u00f5i kh\u00f4ng th\u1ec3 thi\u1ebfu trong s\u1ea3n xu\u1ea5t mi\u1ebfng \u0111\u1ec7m cao su, \u0111\u00e3 tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u then ch\u1ed1t \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t c\u1ee7a mi\u1ebfng \u0111\u1ec7m cao su v\u00e0 th\u00fac \u0111\u1ea9y s\u1ef1 n\u00e2ng c\u1ea5p c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u1edd c\u00e1c t\u00ednh ch\u1ea5t v\u1eadt l\u00fd h\u00f3a h\u1ecdc \u0111\u1ed9c \u0111\u00e1o v\u00e0 hi\u1ec7u qu\u1ea3 \u1ee9ng d\u1ee5ng v\u01b0\u1ee3t tr\u1ed9i. S\u1ef1 t\u00edch h\u1ee3p s\u00e2u s\u1eafc gi\u1eefa hai c\u00f4ng ngh\u1ec7 n\u00e0y cung c\u1ea5p n\u1ec1n t\u1ea3ng v\u1eefng ch\u1eafc cho c\u00e1c gi\u1ea3i ph\u00e1p l\u00e0m k\u00edn v\u00e0 b\u1ea3o v\u1ec7 trong c\u00f4ng nghi\u1ec7p.<\/p>\n

\u00d4x\u00edt k\u1ebdm ho\u1ea1t t\u00ednh<\/span><\/a> (ZnO) l\u00e0 m\u1ed9t ch\u1ea5t ph\u1ee5 gia v\u00f4 c\u01a1 \u1edf quy m\u00f4 nano c\u00f3 ho\u1ea1t t\u00ednh cao, \u0111\u01b0\u1ee3c ch\u1ebf t\u1ea1o b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p \u01b0\u1edbt. So v\u1edbi oxit k\u1ebdm truy\u1ec1n th\u1ed1ng, c\u00e1c h\u1ea1t c\u1ee7a n\u00f3 c\u00f3 h\u00ecnh c\u1ea7u, k\u00edch th\u01b0\u1edbc h\u1ea1t nh\u1ecf, di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang l\u1edbn, kh\u1ea3 n\u0103ng ph\u00e2n t\u00e1n tuy\u1ec7t v\u1eddi v\u00e0 ho\u1ea1t t\u00ednh \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3. \u0110\u1ed3ng th\u1eddi, n\u00f3 c\u00f3 h\u00e0m l\u01b0\u1ee3ng t\u1ea1p ch\u1ea5t kim lo\u1ea1i n\u1eb7ng c\u1ef1c th\u1ea5p, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh s\u1ef1 thay th\u1ebf l\u00fd t\u01b0\u1edfng cho oxit k\u1ebdm truy\u1ec1n th\u1ed1ng.<\/p>\n

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K\u1ebdm Oxit Ho\u1ea1t t\u00ednh<\/figcaption><\/figure>\n

V\u1edbi vai tr\u00f2 l\u00e0 \u201cch\u1ea5t x\u00fac t\u00e1c ch\u00ednh\u201d trong h\u1ec7 th\u1ed1ng l\u01b0u h\u00f3a cao su, ch\u1ee9c n\u0103ng ch\u00ednh c\u1ee7a oxit k\u1ebdm ho\u1ea1t t\u00ednh trong s\u1ea3n xu\u1ea5t gio\u0103ng cao su l\u00e0 k\u00edch ho\u1ea1t hi\u1ec7u qu\u1ea3 ph\u1ea3n \u1ee9ng l\u01b0u h\u00f3a, t\u1ea1o n\u1ec1n t\u1ea3ng cho \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 d\u1ebbo dai c\u1ee7a gio\u0103ng. Qu\u00e1 tr\u00ecnh l\u01b0u h\u00f3a gio\u0103ng cao su v\u1ec1 b\u1ea3n ch\u1ea5t l\u00e0 qu\u00e1 tr\u00ecnh li\u00ean k\u1ebft ch\u00e9o c\u00e1c ph\u00e2n t\u1eed cao su \u0111\u1ec3 t\u1ea1o th\u00e0nh m\u1ed9t c\u1ea5u tr\u00fac m\u1ea1ng \u1ed5n \u0111\u1ecbnh. \u00d4x\u00edt k\u1ebdm ho\u1ea1t t\u00ednh c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p v\u1edbi axit stearic \u0111\u1ec3 t\u1ea1o th\u00e0nh stearat k\u1ebdm, gi\u00fap t\u0103ng c\u01b0\u1eddng \u0111\u00e1ng k\u1ec3 ho\u1ea1t t\u00ednh c\u1ee7a ch\u1ea5t x\u00fac t\u00e1c l\u01b0u h\u00f3a, \u0111\u1ea9y nhanh ph\u1ea3n \u1ee9ng li\u00ean k\u1ebft ch\u00e9o, r\u00fat ng\u1eafn th\u1eddi gian l\u01b0u h\u00f3a v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t. H\u01a1n n\u1eefa, oxit k\u1ebdm ho\u1ea1t t\u00ednh c\u00f3 th\u1ec3 ph\u1ea3n \u1ee9ng v\u1edbi H\u2082S sinh ra trong qu\u00e1 tr\u00ecnh ph\u00e1 v\u1ee1 c\u00e1c li\u00ean k\u1ebft polysulfide trong qu\u00e1 tr\u00ecnh l\u01b0u h\u00f3a \u0111\u1ec3 t\u1ea1o th\u00e0nh c\u00e1c li\u00ean k\u1ebft ch\u00e9o m\u1edbi, \u1ed5n \u0111\u1ecbnh m\u1ea1ng l\u01b0\u1edbi l\u01b0u h\u00f3a, t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng ch\u1ed1ng l\u00e3o h\u00f3a c\u1ee7a gio\u0103ng cao su v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a ch\u00fang.<\/p>\n

Ngo\u00e0i vi\u1ec7c k\u00edch ho\u1ea1t qu\u00e1 tr\u00ecnh l\u01b0u h\u00f3a, oxit k\u1ebdm ho\u1ea1t t\u00ednh c\u00f2n c\u00f3 th\u1ec3 t\u1ed1i \u01b0u h\u00f3a \u0111\u00e1ng k\u1ec3 c\u00e1c t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a gio\u0103ng cao su, gi\u00fap ch\u00fang tr\u1edf n\u00ean linh ho\u1ea1t v\u00e0 b\u1ec1n b\u1ec9 h\u01a1n. Gio\u0103ng cao su c\u1ea7n ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p l\u1ef1c n\u00e9n l\u00e2u d\u00e0i, ma s\u00e1t, bi\u1ebfn \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 v\u00e0 s\u1ef1 \u0103n m\u00f2n c\u1ee7a m\u00f4i tr\u01b0\u1eddng, do \u0111\u00f3 \u0111\u1eb7t ra nh\u1eefng y\u00eau c\u1ea7u c\u1ef1c k\u1ef3 cao v\u1ec1 \u0111\u1ed9 b\u1ec1n k\u00e9o, \u0111\u1ed9 b\u1ec1n r\u00e1ch, kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n, \u0111\u1ed9 \u0111\u00e0n h\u1ed3i v\u00e0 \u0111\u1ed9 bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n do n\u00e9n. Oxit k\u1ebdm ho\u1ea1t t\u00ednh, v\u1edbi c\u00e1c h\u1ea1t nano c\u00f3 kh\u1ea3 n\u0103ng ph\u00e2n t\u00e1n cao, c\u00f3 th\u1ec3 ph\u00e2n b\u1ed1 \u0111\u1ed3ng \u0111\u1ec1u trong ma tr\u1eadn cao su, l\u1ea5p \u0111\u1ea7y c\u00e1c khe h\u1edf gi\u1eefa c\u00e1c ph\u00e2n t\u1eed cao su nh\u01b0 nh\u1eefng \u201cthanh th\u00e9p\u201d. \u0110i\u1ec1u n\u00e0y gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 \u0111\u1ed9 b\u1ec1n k\u00e9o, \u1ee9ng su\u1ea5t k\u00e9o v\u00e0 \u0111\u1ed9 b\u1ec1n x\u00e9 r\u00e1ch c\u1ee7a gio\u0103ng, \u0111\u1ed3ng th\u1eddi t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 \u0111\u00e0n h\u1ed3i v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n c\u1ee7a cao su. N\u00f3 l\u00e0m gi\u1ea3m s\u1ef1 m\u00e0i m\u00f2n v\u00e0 bi\u1ebfn d\u1ea1ng c\u1ee7a gio\u0103ng trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng l\u00e2u d\u00e0i, gi\u1ea3m t\u1ef7 l\u1ec7 bi\u1ebfn d\u1ea1ng n\u00e9n v\u00e0 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t l\u00e0m k\u00edn \u1ed5n \u0111\u1ecbnh l\u00e2u d\u00e0i. V\u00ed d\u1ee5, trong c\u00e1c ph\u1edbt ch\u00ednh x\u00e1c nh\u01b0 ph\u1edbt d\u1ea7u \u00f4 t\u00f4 v\u00e0 ph\u1edbt O-ring, vi\u1ec7c b\u1ed5 sung oxit k\u1ebdm ho\u1ea1t t\u00ednh c\u00f3 th\u1ec3 t\u0103ng \u0111\u1ed9 b\u1ec1n r\u00e1ch l\u00ean h\u01a1n 10%, t\u1ed1i \u01b0u h\u00f3a \u0111\u00e1ng k\u1ec3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 \u0111\u1ed1i ph\u00f3 hi\u1ec7u qu\u1ea3 v\u1edbi m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 nhi\u1ec1u d\u1ea7u m\u1ee1 trong khoang \u0111\u1ed9ng c\u01a1, ng\u0103n ng\u1eeba r\u00f2 r\u1ec9 d\u1ea7u do h\u1ecfng ph\u1edbt. H\u01a1n n\u1eefa, ch\u1ec9 s\u1ed1 kh\u00fac x\u1ea1 c\u1ee7a oxit k\u1ebdm ho\u1ea1t t\u00ednh t\u01b0\u01a1ng t\u1ef1 nh\u01b0 c\u1ee7a cao su t\u1ef1 nhi\u00ean, do \u0111\u00f3 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u00e0u s\u1eafc c\u1ee7a ph\u1edbt cao su. N\u00f3 \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p cho s\u1ea3n xu\u1ea5t c\u00e1c lo\u1ea1i ph\u1edbt m\u00e0u tr\u1eafng, m\u00e0u s\u00e1ng v\u00e0 trong su\u1ed1t, duy tr\u00ec v\u1ebb ngo\u00e0i trong su\u1ed1t \u0111\u1ed3ng th\u1eddi ch\u1ed1ng l\u1ea1i \u00e1nh n\u1eafng m\u1ea1nh v\u00e0 ng\u0103n ng\u1eeba phai m\u00e0u v\u00e0 l\u00e3o h\u00f3a.<\/p>\n

Trong c\u00e1c t\u00ecnh hu\u1ed1ng \u1ee9ng d\u1ee5ng \u0111a d\u1ea1ng c\u1ee7a gio\u0103ng cao su, nh\u1eefng \u01b0u \u0111i\u1ec3m ch\u1ee9c n\u0103ng c\u1ee7a oxit k\u1ebdm ho\u1ea1t t\u00ednh c\u00e0ng \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n r\u00f5 n\u00e9t h\u01a1n, \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u kh\u1eaft khe c\u1ee7a c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau. Cho d\u00f9 l\u00e0 gio\u0103ng c\u1eeda s\u1ed5 v\u00e0 c\u1eeda ra v\u00e0o, gio\u0103ng d\u1ea7u \u0111\u1ed9ng c\u01a1 trong ng\u00e0nh \u00f4 t\u00f4, gio\u0103ng th\u1ee7y l\u1ef1c trong m\u00e1y m\u00f3c x\u00e2y d\u1ef1ng hay gio\u0103ng ch\u1ed1ng th\u1ea5m trong l\u0129nh v\u1ef1c x\u00e2y d\u1ef1ng, oxit k\u1ebdm ho\u1ea1t t\u00ednh \u0111\u1ec1u c\u00f3 th\u1ec3 ph\u00e1t huy vai tr\u00f2 c\u1ee5 th\u1ec3. Trong c\u00e1c mi\u1ebfng \u0111\u1ec7m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n kim lo\u1ea1i, oxit k\u1ebdm ho\u1ea1t t\u00ednh c\u00f3 th\u1ec3 gi\u1ea3m co ng\u00f3t v\u00e0 n\u1ee9t v\u1ee1 trong qu\u00e1 tr\u00ecnh li\u00ean k\u1ebft gi\u1eefa cao su v\u00e0 kim lo\u1ea1i, c\u1ea3i thi\u1ec7n \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh b\u00e1m d\u00ednh, \u0111\u1ed3ng th\u1eddi c\u1ea3i thi\u1ec7n \u0111\u1ed9 d\u1eabn nhi\u1ec7t c\u1ee7a cao su, khi\u1ebfn n\u00f3 ph\u00f9 h\u1ee3p cho c\u00e1c \u1ee9ng d\u1ee5ng l\u00e0m k\u00edn \u0111\u00f2i h\u1ecfi \u0111\u1ed9 d\u1eabn nhi\u1ec7t cao. Trong c\u00e1c \u1ee9ng d\u1ee5ng l\u00e0m k\u00edn ch\u1ed1ng axit, ki\u1ec1m v\u00e0 ch\u1ed1ng \u0103n m\u00f2n, oxit k\u1ebdm ho\u1ea1t t\u00ednh c\u00f3 th\u1ec3 t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh h\u00f3a h\u1ecdc c\u1ee7a mi\u1ebfng \u0111\u1ec7m cao su, ch\u1ed1ng l\u1ea1i s\u1ef1 x\u00f3i m\u00f2n c\u1ee7a m\u00f4i tr\u01b0\u1eddng v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a mi\u1ebfng \u0111\u1ec7m trong c\u00e1c m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t. Trong c\u00e1c l\u0129nh v\u1ef1c c\u00f3 y\u00eau c\u1ea7u m\u00f4i tr\u01b0\u1eddng nghi\u00eam ng\u1eb7t, ch\u1eb3ng h\u1ea1n nh\u01b0 gio\u0103ng cho thi\u1ebft b\u1ecb y t\u1ebf v\u00e0 m\u00e1y m\u00f3c th\u1ef1c ph\u1ea9m, h\u00e0m l\u01b0\u1ee3ng kim lo\u1ea1i n\u1eb7ng th\u1ea5p c\u1ee7a oxit k\u1ebdm ho\u1ea1t t\u00ednh l\u00e0 m\u1ed9t l\u1ee3i th\u1ebf \u0111\u00e1ng k\u1ec3, \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u s\u1eed d\u1ee5ng v\u00f4 tr\u00f9ng v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng.<\/p>\n

Hi\u1ec7n nay, thi\u1ebft b\u1ecb c\u00f4ng nghi\u1ec7p ng\u00e0y c\u00e0ng \u0111\u1eb7t ra nh\u1eefng y\u00eau c\u1ea7u cao h\u01a1n v\u1ec1 hi\u1ec7u su\u1ea5t l\u00e0m k\u00edn, \u0111\u1ed3ng th\u1eddi c\u00e1c quy \u0111\u1ecbnh v\u1ec1 m\u00f4i tr\u01b0\u1eddng c\u0169ng ng\u00e0y c\u00e0ng tr\u1edf n\u00ean nghi\u00eam ng\u1eb7t. Vi\u1ec7c t\u00edch h\u1ee3p oxit k\u1ebdm ho\u1ea1t t\u00ednh v\u00e0 gio\u0103ng cao su \u0111ang ph\u00e1t tri\u1ec3n theo h\u01b0\u1edbng hi\u1ec7u qu\u1ea3 h\u01a1n, th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng v\u00e0 \u0111\u01b0\u1ee3c t\u00f9y ch\u1ec9nh theo nhu c\u1ea7u. M\u1ed9t m\u1eb7t, c\u00e1c vi\u1ec7n nghi\u00ean c\u1ee9u v\u00e0 doanh nghi\u1ec7p \u0111ang li\u00ean t\u1ee5c t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh ch\u1ebf t\u1ea1o oxit k\u1ebdm ho\u1ea1t t\u00ednh \u0111\u1ec3 c\u1ea3i thi\u1ec7n t\u00ednh ho\u1ea1t \u0111\u1ed9ng, kh\u1ea3 n\u0103ng ph\u00e2n t\u00e1n v\u00e0 hi\u1ec7u su\u1ea5t m\u00f4i tr\u01b0\u1eddng c\u1ee7a n\u00f3, \u0111\u1ed3ng th\u1eddi ph\u00e1t tri\u1ec3n c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng cao su kh\u00e1c nhau (nh\u01b0 cao su t\u1ef1 nhi\u00ean, cao su t\u1ed5ng h\u1ee3p v\u00e0 cao su t\u00e1i ch\u1ebf), m\u1edf r\u1ed9ng h\u01a1n n\u1eefa ph\u1ea1m vi \u1ee9ng d\u1ee5ng c\u1ee7a n\u00f3. M\u1eb7t kh\u00e1c, b\u1eb1ng c\u00e1ch ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c t\u1ef7 l\u1ec7 b\u1ed5 sung oxit k\u1ebdm ho\u1ea1t t\u00ednh v\u00e0 t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh l\u01b0u h\u00f3a, hi\u1ec7u su\u1ea5t c\u1ee7a c\u00e1c mi\u1ebfng \u0111\u1ec7m cao su c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00f9y ch\u1ec9nh \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u l\u00e0m k\u00edn c\u00e1 nh\u00e2n h\u00f3a c\u1ee7a c\u00e1c thi\u1ebft b\u1ecb cao c\u1ea5p, xe n\u0103ng l\u01b0\u1ee3ng m\u1edbi v\u00e0 c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c, \u0111\u1ed3ng th\u1eddi th\u00fac \u0111\u1ea9y s\u1ef1 ph\u00e1t tri\u1ec3n ch\u1ea5t l\u01b0\u1ee3ng cao c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p mi\u1ebfng \u0111\u1ec7m cao su.<\/p>","protected":false},"excerpt":{"rendered":"

Trong nhi\u1ec1u l\u0129nh v\u1ef1c nh\u01b0 s\u1ea3n xu\u1ea5t c\u00f4ng nghi\u1ec7p, \u00f4 t\u00f4 v\u00e0 m\u00e1y m\u00f3c x\u00e2y d\u1ef1ng, c\u00e1c mi\u1ebfng \u0111\u1ec7m cao su \u0111\u00f3ng vai tr\u00f2 nh\u01b0 nh\u1eefng \u201cng\u01b0\u1eddi b\u1ea3o v\u1ec7 th\u1ea7m l\u1eb7ng\u201d, \u0111\u1ea3m b\u1ea3o thi\u1ebft b\u1ecb ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng, ng\u0103n ch\u1eb7n r\u00f2 r\u1ec9 ch\u1ea5t l\u1ecfng v\u00e0 ng\u0103n ch\u1eb7n c\u00e1c t\u1ea1p ch\u1ea5t t\u1eeb b\u00ean ngo\u00e0i x\u00e2m nh\u1eadp. Hi\u1ec7u su\u1ea5t c\u1ee7a ch\u00fang quy\u1ebft \u0111\u1ecbnh tr\u1ef1c ti\u1ebfp \u0111\u1ebfn \u0111\u1ed9 tin c\u1eady, tu\u1ed5i th\u1ecd v\u00e0 an to\u00e0n v\u1eadn h\u00e0nh c\u1ee7a thi\u1ebft b\u1ecb. Oxit k\u1ebdm ho\u1ea1t t\u00ednh, v\u1edbi t\u01b0 c\u00e1ch l\u00e0 m\u1ed9t ph\u1ee5 gia ch\u1ee9c n\u0103ng c\u1ed1t l\u00f5i kh\u00f4ng th\u1ec3 thi\u1ebfu trong s\u1ea3n xu\u1ea5t mi\u1ebfng \u0111\u1ec7m cao su, \u0111\u00e3 tr\u1edf th\u00e0nh [\u2026]<\/p>","protected":false},"author":1,"featured_media":1244,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1243","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\/1243","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=1243"}],"version-history":[{"count":0,"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/posts\/1243\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/media\/1244"}],"wp:attachment":[{"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/media?parent=1243"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/categories?post=1243"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/tags?post=1243"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}