Trong l\u0129nh v\u1ef1c v\u1eadt li\u1ec7u h\u00f3a h\u1ecdc v\u00f4 c\u01a1, k\u1ebdm oxit l\u00e0 nguy\u00ean li\u1ec7u th\u00f4 c\u01a1 b\u1ea3n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i, c\u00f3 \u1ee9ng d\u1ee5ng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 cao su, s\u01a1n ph\u1ee7, th\u1ee9c \u0103n ch\u0103n nu\u00f4i v\u00e0 d\u01b0\u1ee3c ph\u1ea9m. L\u00e0 \u201cphi\u00ean b\u1ea3n n\u00e2ng c\u1ea5p\u201d trong h\u1ecd k\u1ebdm oxit, k\u1ebdm oxit ho\u1ea1t t\u00ednh, v\u1edbi nh\u1eefng \u01b0u \u0111i\u1ec3m v\u01b0\u1ee3t tr\u1ed9i v\u1ec1 c\u1ea5u tr\u00fac v\u00e0 hi\u1ec7u su\u1ea5t, \u0111ang d\u1ea7n thay th\u1ebf k\u1ebdm oxit th\u00f4ng th\u01b0\u1eddng trong c\u00e1c t\u00ecnh hu\u1ed1ng \u1ee9ng d\u1ee5ng cao c\u1ea5p v\u00e0 tr\u1edf th\u00e0nh t\u00e2m \u0111i\u1ec3m c\u1ee7a ng\u00e0nh. Vi\u1ec7c ph\u00e2n t\u00edch s\u00e2u s\u1eafc s\u1ef1 kh\u00e1c bi\u1ec7t v\u00e0 l\u1ee3i th\u1ebf gi\u1eefa hai lo\u1ea1i n\u00e0y c\u00f3 \u00fd ngh\u0129a quan tr\u1ecdng gi\u00fap doanh nghi\u1ec7p t\u1ed1i \u01b0u h\u00f3a l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u, t\u1eeb \u0111\u00f3 n\u00e2ng cao kh\u1ea3 n\u0103ng c\u1ea1nh tranh c\u1ee7a s\u1ea3n ph\u1ea9m.<\/p>\n
V\u1ec1 c\u1ea5u tr\u00fac c\u1ed1t l\u00f5i v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 b\u1ea3n, k\u1ebdm oxit ho\u1ea1t t\u00ednh v\u00e0 k\u1ebdm oxit th\u00f4ng th\u01b0\u1eddng c\u00f3 nh\u1eefng kh\u00e1c bi\u1ec7t thi\u1ebft y\u1ebfu. K\u1ebdm oxit th\u00f4ng th\u01b0\u1eddng ch\u1ee7 y\u1ebfu bao g\u1ed3m c\u00e1c h\u1ea1t c\u00f3 k\u00edch th\u01b0\u1edbc micron v\u1edbi c\u1ea5u tr\u00fac tinh th\u1ec3 \u0111\u1eb7c kh\u00edt, di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang th\u01b0\u1eddng n\u1eb1m trong kho\u1ea3ng 1-10 m\u00b2\/g. Th\u00f4ng qua vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh quy tr\u00ecnh \u0111\u1eb7c bi\u1ec7t, k\u1ebdm oxit ho\u1ea1t t\u00ednh \u0111\u1ea1t \u0111\u01b0\u1ee3c s\u1ef1 ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c c\u00e1c h\u1ea1t c\u00f3 k\u00edch th\u01b0\u1edbc nano, v\u1edbi k\u00edch th\u01b0\u1edbc h\u1ea1t th\u01b0\u1eddng dao \u0111\u1ed9ng t\u1eeb 20 \u0111\u1ebfn 100 nanomet. C\u1ea5u tr\u00fac h\u1ea1t si\u00eau m\u1ecbn n\u00e0y gi\u00fap t\u0103ng \u0111\u00e1ng k\u1ec3 di\u1ec7n t\u00edch b\u1ec1 m\u1eb7t ri\u00eang l\u00ean m\u1ee9c 30-100 m\u00b2\/g. Quan tr\u1ecdng h\u01a1n, b\u1ec1 m\u1eb7t c\u1ee7a k\u1ebdm oxit ho\u1ea1t t\u00ednh ch\u1ee9a r\u1ea5t nhi\u1ec1u li\u00ean k\u1ebft ch\u01b0a b\u00e3o h\u00f2a v\u00e0 c\u00e1c v\u1ecb tr\u00ed khi\u1ebfm khuy\u1ebft, t\u1ea1o th\u00e0nh s\u1ed1 l\u01b0\u1ee3ng l\u1edbn c\u00e1c trung t\u00e2m ho\u1ea1t t\u00ednh. \u0110\u1eb7c \u0111i\u1ec3m c\u1ea5u tr\u00fac n\u00e0y \u0111\u1eb7t n\u1ec1n t\u1ea3ng cho hi\u1ec7u su\u1ea5t ph\u1ea3n \u1ee9ng tuy\u1ec7t v\u1eddi c\u1ee7a n\u00f3, trong khi k\u1ebdm oxit th\u00f4ng th\u01b0\u1eddng c\u00f3 \u00edt trung t\u00e2m ho\u1ea1t t\u00ednh tr\u00ean b\u1ec1 m\u1eb7t v\u00e0 \u0111\u1ed9 tr\u01a1 ph\u1ea3n \u1ee9ng t\u01b0\u01a1ng \u0111\u1ed1i cao.<\/p>\n
S\u1ef1 kh\u00e1c bi\u1ec7t trong quy tr\u00ecnh s\u1ea3n xu\u1ea5t ch\u00ednh l\u00e0 nguy\u00ean nh\u00e2n c\u1ed1t l\u00f5i d\u1eabn \u0111\u1ebfn kho\u1ea3ng c\u00e1ch v\u1ec1 hi\u1ec7u su\u1ea5t gi\u1eefa hai lo\u1ea1i n\u00e0y. K\u1ebdm oxit th\u00f4ng th\u01b0\u1eddng ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p nhi\u1ec7t luy\u1ec7n, s\u1eed d\u1ee5ng nguy\u00ean li\u1ec7u l\u00e0 tinh qu\u1eb7ng k\u1ebdm, ph\u1ebf li\u1ec7u k\u1ebdm v.v., th\u00f4ng qua c\u00e1c qu\u00e1 tr\u00ecnh \u0111\u01a1n gi\u1ea3n nh\u01b0 nung n\u00f3ng \u1edf nhi\u1ec7t \u0111\u1ed9 cao, kh\u1eed v\u00e0 oxy h\u00f3a. S\u1ea3n ph\u1ea9m thu \u0111\u01b0\u1ee3c c\u00f3 h\u1ea1t th\u00f4, \u0111\u1ed3ng th\u1eddi d\u1ec5 ph\u00e1t sinh \u00f4 nhi\u1ec5m b\u1ee5i trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t. Ng\u01b0\u1ee3c l\u1ea1i, k\u1ebdm oxit ho\u1ea1t t\u00ednh \u0111\u00f2i h\u1ecfi c\u00e1c quy tr\u00ecnh tinh ch\u1ebf ph\u1ee9c t\u1ea1p h\u01a1n nh\u01b0 t\u1ed5ng h\u1ee3p \u01b0\u1edbt v\u00e0 l\u1eafng \u0111\u1ecdng h\u01a1i h\u00f3a h\u1ecdc. V\u00ed d\u1ee5, s\u1eed d\u1ee5ng dung d\u1ecbch mu\u1ed1i k\u1ebdm l\u00e0m nguy\u00ean li\u1ec7u, ti\u1ec1n ch\u1ea5t \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ebf b\u1eb1ng c\u00e1ch ki\u1ec3m so\u00e1t c\u00e1c th\u00f4ng s\u1ed1 nh\u01b0 nhi\u1ec7t \u0111\u1ed9 ph\u1ea3n \u1ee9ng v\u00e0 gi\u00e1 tr\u1ecb pH, sau \u0111\u00f3 thu \u0111\u01b0\u1ee3c s\u1ea3n ph\u1ea9m th\u00f4ng qua nung n\u00f3ng \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p. M\u1eb7c d\u00f9 quy tr\u00ecnh n\u00e0y ph\u1ee9c t\u1ea1p h\u01a1n, nh\u01b0ng n\u00f3 cho ph\u00e9p ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c k\u00edch th\u01b0\u1edbc h\u1ea1t, \u0111\u1ed9 tinh khi\u1ebft v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh b\u1ec1 m\u1eb7t, ph\u00f9 h\u1ee3p v\u1edbi xu h\u01b0\u1edbng ph\u00e1t tri\u1ec3n s\u1ea3n xu\u1ea5t xanh.<\/p>\n
Trong c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf, nh\u1eefng \u01b0u \u0111i\u1ec3m v\u1ec1 hi\u1ec7u su\u1ea5t c\u1ee7a k\u1ebdm oxit ho\u1ea1t t\u00ednh \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n r\u00f5 r\u00e0ng. Gi\u1ea3m li\u1ec1u l\u01b0\u1ee3ng l\u00e0 l\u1ee3i th\u1ebf tr\u1ef1c quan nh\u1ea5t c\u1ee7a n\u00f3. Trong l\u0129nh v\u1ef1c l\u01b0u h\u00f3a cao su, k\u1ebdm oxit th\u00f4ng th\u01b0\u1eddng, v\u1edbi vai tr\u00f2 l\u00e0 ch\u1ea5t k\u00edch ho\u1ea1t cho c\u00e1c ch\u1ea5t x\u00fac t\u00e1c l\u01b0u h\u00f3a, c\u1ea7n \u0111\u01b0\u1ee3c th\u00eam v\u00e0o kho\u1ea3ng 5 ph\u1ea7n trong c\u00f4ng th\u1ee9c cao su. Tuy nhi\u00ean, nh\u1edd v\u00e0o ho\u1ea1t t\u00ednh ph\u1ea3n \u1ee9ng cao, k\u1ebdm oxit ho\u1ea1t t\u00ednh ch\u1ec9 c\u1ea7n th\u00eam 3 ph\u1ea7n \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c hi\u1ec7u qu\u1ea3 l\u01b0u h\u00f3a t\u01b0\u01a1ng t\u1ef1, gi\u00fap gi\u1ea3m chi ph\u00ed nguy\u00ean li\u1ec7u. \u0110\u1ed3ng th\u1eddi, k\u1ebdm oxit ho\u1ea1t t\u00ednh c\u00f3 kh\u1ea3 n\u0103ng ph\u00e2n t\u00e1n t\u1ed1t h\u01a1n, kh\u00f4ng d\u1ec5 b\u1ecb k\u1ebft t\u1ee5 trong ma tr\u1eadn cao su, t\u1eeb \u0111\u00f3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a qu\u00e1 tr\u00ecnh l\u01b0u h\u00f3a. C\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc c\u1ee7a s\u1ea3n ph\u1ea9m cao su nh\u01b0 \u0111\u1ed9 b\u1ec1n k\u00e9o v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n t\u0103ng l\u00ean 10-20%, khi\u1ebfn n\u00f3 \u0111\u1eb7c bi\u1ec7t ph\u00f9 h\u1ee3p cho c\u00e1c s\u1ea3n ph\u1ea9m cao c\u1ea5p y\u00eau c\u1ea7u nghi\u00eam ng\u1eb7t v\u1ec1 hi\u1ec7u su\u1ea5t, ch\u1eb3ng h\u1ea1n nh\u01b0 l\u1ed1p xe v\u00e0 gio\u0103ng cao c\u1ea5p.<\/p>\n
V\u1ec1 m\u1eb7t b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng v\u00e0 ch\u1ee9c n\u0103ng, l\u1ee3i th\u1ebf c\u1ee7a k\u1ebdm oxit ho\u1ea1t t\u00ednh c\u00e0ng n\u1ed5i b\u1eadt h\u01a1n. Trong l\u0129nh v\u1ef1c ph\u1ee5 gia th\u1ee9c \u0103n ch\u0103n nu\u00f4i, k\u1ebdm oxit th\u00f4ng th\u01b0\u1eddng c\u1ea7n \u0111\u01b0\u1ee3c b\u1ed5 sung v\u1edbi li\u1ec1u l\u01b0\u1ee3ng cao \u0111\u1ec3 ng\u0103n ng\u1eeba ti\u00eau ch\u1ea3y \u1edf heo con, v\u00e0 l\u01b0\u1ee3ng nguy\u00ean t\u1ed1 k\u1ebdm d\u01b0 th\u1eeba b\u00e0i ti\u1ebft qua ph\u00e2n s\u1ebd g\u00e2y \u00f4 nhi\u1ec5m \u0111\u1ea5t v\u00e0 n\u01b0\u1edbc. Ng\u01b0\u1ee3c l\u1ea1i, k\u1ebdm oxit ho\u1ea1t t\u00ednh c\u00f3 kh\u1ea3 n\u0103ng sinh kh\u1ea3 d\u1ee5ng cao, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 hi\u1ec7u qu\u1ea3 b\u1edfi \u0111\u1ed9ng v\u1eadt ngay c\u1ea3 khi b\u1ed5 sung v\u1edbi li\u1ec1u l\u01b0\u1ee3ng th\u1ea5p, gi\u00fap gi\u1ea3m h\u01a1n 70% l\u01b0\u1ee3ng k\u1ebdm th\u1ea3i ra qua ph\u00e2n, \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng trong ch\u0103n nu\u00f4i gia s\u00fac v\u00e0 gia c\u1ea7m. Trong ng\u00e0nh s\u01a1n ph\u1ee7, c\u00e1c h\u1ea1t c\u00f3 k\u00edch th\u01b0\u1edbc nano c\u1ee7a k\u1ebdm oxit ho\u1ea1t t\u00ednh c\u00f3 th\u1ec3 ph\u00e2n t\u00e1n \u0111\u1ed3ng \u0111\u1ec1u h\u01a1n trong l\u1edbp s\u01a1n, t\u1ea1o th\u00e0nh m\u1ed9t m\u00e0ng b\u1ea3o v\u1ec7 d\u00e0y \u0111\u1eb7c. Kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n c\u1ee7a n\u00f3 cao h\u01a1n 30% so v\u1edbi l\u1edbp s\u01a1n k\u1ebdm oxit th\u00f4ng th\u01b0\u1eddng, \u0111\u1ed3ng th\u1eddi s\u1edf h\u1eefu hi\u1ec7u su\u1ea5t ch\u1eafn tia c\u1ef1c t\u00edm v\u01b0\u1ee3t tr\u1ed9i, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong c\u00e1c lo\u1ea1i s\u01a1n ch\u1ed1ng \u0103n m\u00f2n cao c\u1ea5p v\u00e0 m\u1ef9 ph\u1ea9m ch\u1ed1ng n\u1eafng.<\/p>\n
V\u1edbi s\u1ef1 c\u1ea3i ti\u1ebfn li\u00ean t\u1ee5c trong y\u00eau c\u1ea7u c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p v\u1ec1 hi\u1ec7u su\u1ea5t s\u1ea3n ph\u1ea9m v\u00e0 b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng, k\u1ebdm oxit ho\u1ea1t t\u00ednh, d\u1ef1a v\u00e0o nh\u1eefng \u01b0u \u0111i\u1ec3m c\u1ed1t l\u00f5i nh\u01b0 \u201cli\u1ec1u l\u01b0\u1ee3ng \u00edt h\u01a1n, hi\u1ec7u su\u1ea5t t\u1ed1t h\u01a1n v\u00e0 th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng h\u01a1n\u201d, \u0111ang m\u1edf r\u1ed9ng ph\u1ea1m vi \u00e1p d\u1ee5ng t\u1eeb c\u00e1c l\u0129nh v\u1ef1c cao c\u1ea5p sang trung c\u1ea5p. Trong t\u01b0\u01a1ng lai, c\u00f9ng v\u1edbi vi\u1ec7c ti\u1ebfp t\u1ee5c t\u1ed1i \u01b0u h\u00f3a c\u00e1c quy tr\u00ecnh s\u1ea3n xu\u1ea5t, chi ph\u00ed c\u1ee7a k\u1ebdm oxit ho\u1ea1t t\u00ednh s\u1ebd ti\u1ebfp t\u1ee5c gi\u1ea3m, v\u00e0 ch\u1eafc ch\u1eafn vi\u1ec7c thay th\u1ebf \u1ee9ng d\u1ee5ng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u01a1n s\u1ebd tr\u1edf th\u00e0nh xu h\u01b0\u1edbng, th\u00fac \u0111\u1ea9y ng\u00e0nh c\u00f4ng nghi\u1ec7p k\u1ebdm oxit chuy\u1ec3n \u0111\u1ed5i theo h\u01b0\u1edbng ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 tinh t\u1ebf h\u01a1n.<\/p>","protected":false},"excerpt":{"rendered":"
Trong l\u0129nh v\u1ef1c v\u1eadt li\u1ec7u h\u00f3a h\u1ecdc v\u00f4 c\u01a1, k\u1ebdm oxit l\u00e0 nguy\u00ean li\u1ec7u th\u00f4 c\u01a1 b\u1ea3n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i, \u1ee9ng d\u1ee5ng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 cao su, s\u01a1n ph\u1ee7, th\u1ee9c \u0103n ch\u0103n nu\u00f4i v\u00e0 d\u01b0\u1ee3c ph\u1ea9m. L\u00e0 \u201cphi\u00ean b\u1ea3n n\u00e2ng c\u1ea5p\u201d trong h\u1ecd k\u1ebdm oxit, k\u1ebdm oxit ho\u1ea1t t\u00ednh, v\u1edbi nh\u1eefng \u01b0u \u0111i\u1ec3m \u0111\u1ed9c \u0111\u00e1o v\u1ec1 c\u1ea5u tr\u00fac v\u00e0 hi\u1ec7u su\u1ea5t, \u0111ang d\u1ea7n thay th\u1ebf k\u1ebdm oxit th\u00f4ng th\u01b0\u1eddng trong c\u00e1c s\u1ea3n ph\u1ea9m cao c\u1ea5p [\u2026]<\/p>","protected":false},"author":4,"featured_media":1234,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1053","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\/1053","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\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/comments?post=1053"}],"version-history":[{"count":0,"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/posts\/1053\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/media\/1234"}],"wp:attachment":[{"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/media?parent=1053"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/categories?post=1053"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.daoanchemical.com\/vi\/wp-json\/wp\/v2\/tags?post=1053"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}