{"id":4622,"date":"2026-10-20T11:50:52","date_gmt":"2026-10-20T04:50:52","guid":{"rendered":"https:\/\/aktc.com.vn\/?p=4622"},"modified":"2026-10-20T11:50:52","modified_gmt":"2026-10-20T04:50:52","slug":"son-go-trong-suot-ngoai-troi-vi-sao-giu-duoc-van-go-dep-lai-la-mot-bai-toan-kho","status":"publish","type":"post","link":"https:\/\/aktc.com.vn\/en\/son-go-trong-suot-ngoai-troi-vi-sao-giu-duoc-van-go-dep-lai-la-mot-bai-toan-kho\/","title":{"rendered":"S\u01a0N G\u1ed6 TRONG SU\u1ed0T NGO\u00c0I TR\u1edcI: V\u00cc SAO GI\u1eee \u0110\u01af\u1ee2C V\u00c2N G\u1ed6 \u0110\u1eb8P L\u1ea0I L\u00c0 M\u1ed8T B\u00c0I TO\u00c1N KH\u00d3?"},"content":{"rendered":"

G\u1ed7 lu\u00f4n \u0111\u01b0\u1ee3c y\u00eau th\u00edch trong thi\u1ebft k\u1ebf n\u1ed9i th\u1ea5t v\u00e0 ngo\u1ea1i th\u1ea5t nh\u1edd m\u00e0u s\u1eafc \u1ea5m \u00e1p c\u00f9ng nh\u1eefng \u0111\u01b0\u1eddng v\u00e2n t\u1ef1 nhi\u00ean \u0111\u1ed9c \u0111\u00e1o. Tuy nhi\u00ean, khi s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi, g\u1ed7 ph\u1ea3i ch\u1ecbu t\u00e1c \u0111\u1ed9ng li\u00ean t\u1ee5c c\u1ee7a \u00e1nh n\u1eafng, n\u01b0\u1edbc m\u01b0a, \u0111\u1ed9 \u1ea9m v\u00e0 s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9. \u0110\u00e2y l\u00e0 l\u00fd do s\u01a1n g\u1ed7 trong su\u1ed1t ngo\u00e0i tr\u1eddi tr\u1edf th\u00e0nh m\u1ed9t b\u00e0i to\u00e1n kh\u00f4ng \u0111\u01a1n gi\u1ea3n: l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t g\u1ed7 m\u00e0 v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c v\u1ebb \u0111\u1eb9p t\u1ef1 nhi\u00ean v\u1ed1n c\u00f3?<\/p>\n

\"\"<\/a><\/p>\n

1.\u0110I\u1ec0U KI\u1ec6N TH\u1edcI TI\u1ebeT \u1ea2NH H\u01af\u1edeNG \u0110\u1ebeN L\u1edaP PH\u1ee6 S\u01a0N G\u1ed6 NH\u01af TH\u1ebe N\u00c0O?<\/strong><\/p>\n

\u00c1nh n\u1eafng m\u1eb7t tr\u1eddi ch\u1ee9a tia c\u1ef1c t\u00edm (UV), c\u00f3 th\u1ec3 l\u00e0m bi\u1ebfn \u0111\u1ed5i c\u00e1c th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc trong g\u1ed7, \u0111\u1eb7c bi\u1ec7t l\u00e0 lignin \u2013 th\u00e0nh ph\u1ea7n g\u00f3p ph\u1ea7n t\u1ea1o n\u00ean c\u1ea5u tr\u00fac v\u00e0 m\u00e0u s\u1eafc c\u1ee7a g\u1ed7. Theo th\u1eddi gian, b\u1ec1 m\u1eb7t g\u1ed7 c\u00f3 th\u1ec3 b\u1ea1c m\u00e0u, \u0111\u1ed5i m\u00e0u ho\u1eb7c suy gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng.<\/p>\n

B\u00ean c\u1ea1nh \u0111\u00f3, g\u1ed7 c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 v\u00e0 gi\u1ea3i ph\u00f3ng h\u01a1i \u1ea9m t\u1eeb m\u00f4i tr\u01b0\u1eddng. Khi \u0111\u1ed9 \u1ea9m thay \u0111\u1ed5i, g\u1ed7 c\u00f3 th\u1ec3 tr\u01b0\u01a1ng n\u1edf r\u1ed3i co l\u1ea1i. Nh\u1eefng chu k\u1ef3 l\u1eb7p \u0111i l\u1eb7p l\u1ea1i n\u00e0y t\u1ea1o \u1ee9ng su\u1ea5t l\u00ean l\u1edbp s\u01a1n, l\u00e0m t\u0103ng nguy c\u01a1 n\u1ee9t, bong tr\u00f3c v\u00e0 gi\u1ea3m \u0111\u1ed9 b\u00e1m d\u00ednh.<\/p>\n

    \n
  1. V\u00cc SAO S\u01a0N C\u00c0NG TRONG SU\u1ed0T C\u00c0NG KH\u00d3 B\u1ea2O V\u1ec6 G\u1ed6 KH\u1eceI TIA UV?<\/strong><\/li>\n<\/ol>\n

    S\u01a1n c\u00f3 m\u00e0u ho\u1eb7c s\u01a1n \u0111\u1ee5c c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ch\u1ea5t t\u1ea1o m\u00e0u \u0111\u1ec3 che ch\u1eafn m\u1ed9t ph\u1ea7n b\u1ee9c x\u1ea1 t\u00e1c \u0111\u1ed9ng l\u00ean g\u1ed7. Ng\u01b0\u1ee3c l\u1ea1i, s\u01a1n trong su\u1ed1t ph\u1ea3i duy tr\u00ec kh\u1ea3 n\u0103ng nh\u00ecn xuy\u00ean qua l\u1edbp ph\u1ee7 \u0111\u1ec3 l\u00e0m n\u1ed5i b\u1eadt v\u00e2n g\u1ed7.<\/p>\n

    \u0110\u00e2y ch\u00ednh l\u00e0 \u0111i\u1ec3m kh\u00f3: t\u0103ng kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 tr\u01b0\u1edbc tia UV nh\u01b0ng kh\u00f4ng l\u00e0m gi\u1ea3m \u0111\u1ed9 trong, thay \u0111\u1ed5i m\u00e0u s\u1eafc ho\u1eb7c che khu\u1ea5t v\u00e2n g\u1ed7.<\/p>\n

    C\u00e1c ch\u1ea5t h\u1ea5p th\u1ee5 UV v\u00e0 ch\u1ea5t \u1ed5n \u0111\u1ecbnh \u00e1nh s\u00e1ng c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 h\u1ea1n ch\u1ebf qu\u00e1 tr\u00ecnh suy gi\u1ea3m do \u00e1nh s\u00e1ng. Tuy nhi\u00ean, hi\u1ec7u qu\u1ea3 ph\u1ee5 thu\u1ed9c v\u00e0o lo\u1ea1i ph\u1ee5 gia, kh\u1ea3 n\u0103ng ph\u00e2n t\u00e1n, h\u00e0m l\u01b0\u1ee3ng s\u1eed d\u1ee5ng v\u00e0 s\u1ef1 t\u01b0\u01a1ng th\u00edch v\u1edbi nh\u1ef1a n\u1ec1n.<\/p>\n

      \n
    1. VAI TR\u00d2 C\u1ee6A NH\u1ef0A V\u00c0 PH\u1ee4 GIA \u0110\u1ed0I V\u1edaI L\u1edaP PH\u1ee6 S\u01a0N G\u1ed6<\/strong><\/li>\n<\/ol>\n

      M\u1ed9t l\u1edbp s\u01a1n ngo\u00e0i tr\u1eddi kh\u00f4ng ch\u1ec9 c\u1ea7n \u0111\u1eb9p khi m\u1edbi thi c\u00f4ng m\u00e0 c\u00f2n ph\u1ea3i duy tr\u00ec t\u00ednh n\u0103ng khi g\u1ed7 li\u00ean t\u1ee5c thay \u0111\u1ed5i \u0111\u1ed9 \u1ea9m v\u00e0 k\u00edch th\u01b0\u1edbc.<\/p>\n

      N\u1ebfu m\u00e0ng s\u01a1n qu\u00e1 c\u1ee9ng ho\u1eb7c gi\u00f2n, l\u1edbp ph\u1ee7 c\u00f3 th\u1ec3 kh\u00f3 th\u00edch \u1ee9ng v\u1edbi s\u1ef1 co ng\u00f3t c\u1ee7a g\u1ed7. Ng\u01b0\u1ee3c l\u1ea1i, m\u00e0ng qu\u00e1 m\u1ec1m c\u00f3 th\u1ec3 kh\u00f4ng \u0111\u00e1p \u1ee9ng t\u1ed1t y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 c\u1ee9ng, kh\u1ea3 n\u0103ng ch\u1ed1ng tr\u1ea7y x\u01b0\u1edbc ho\u1eb7c gi\u1eef b\u1ec1 m\u1eb7t trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng.<\/p>\n

      V\u00ec v\u1eady, l\u1ef1a ch\u1ecdn nh\u1ef1a acrylic, polyurethane ho\u1eb7c h\u1ec7 nh\u1ef1a lai c\u1ea7n d\u1ef1a tr\u00ean y\u00eau c\u1ea7u th\u1ef1c t\u1ebf c\u1ee7a s\u1ea3n ph\u1ea9m. \u0110\u1ed3ng th\u1eddi, c\u00f4ng th\u1ee9c ph\u1ea3i \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u v\u1ec1 \u0111\u1ed9 b\u00e1m d\u00ednh, kh\u1ea3 n\u0103ng kh\u00e1ng n\u01b0\u1edbc, \u0111\u1ed9 trong v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng l\u00e3o h\u00f3a.<\/p>\n

      Trong th\u1ef1c t\u1ebf, \u0111\u1ed9 b\u1ec1n c\u1ee7a s\u01a1n g\u1ed7 trong su\u1ed1t ngo\u00e0i tr\u1eddi kh\u00f4ng ph\u1ee5 thu\u1ed9c ri\u00eang v\u00e0o lo\u1ea1i nh\u1ef1a t\u1ea1o m\u00e0ng m\u00e0 c\u00f2n ch\u1ecbu \u1ea3nh h\u01b0\u1edfng c\u1ee7a s\u1ef1 t\u01b0\u01a1ng th\u00edch gi\u1eefa c\u00e1c th\u00e0nh ph\u1ea7n trong c\u00f4ng th\u1ee9c. Ch\u1ea5t h\u1ea5p th\u1ee5 tia UV, ph\u1ee5 gia th\u1ea5m \u01b0\u1edbt v\u00e0 ph\u00e1 b\u1ecdt c\u1ea7n \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn ph\u00f9 h\u1ee3p \u0111\u1ec3 h\u1ea1n ch\u1ebf hi\u1ec7n t\u01b0\u1ee3ng \u0111\u1ee5c m\u00e0ng, gi\u1ea3m \u0111\u1ed9 b\u00f3ng ho\u1eb7c ph\u00e1t sinh khuy\u1ebft t\u1eadt b\u1ec1 m\u1eb7t.<\/p>\n

      B\u00ean c\u1ea1nh \u0111\u00f3, \u0111\u1ed9 d\u00e0y m\u00e0ng s\u01a1n c\u0169ng c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. M\u00e0ng qu\u00e1 m\u1ecfng c\u00f3 th\u1ec3 kh\u00f4ng t\u1ea1o \u0111\u01b0\u1ee3c l\u1edbp b\u1ea3o v\u1ec7 hi\u1ec7u qu\u1ea3, trong khi m\u00e0ng qu\u00e1 d\u00e0y c\u00f3 nguy c\u01a1 kh\u00f4 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u ho\u1eb7c t\u00edch t\u1ee5 \u1ee9ng su\u1ea5t trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng. \u0110i\u1ec1u ki\u1ec7n thi c\u00f4ng nh\u01b0 nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 \u1ea9m v\u00e0 \u0111\u1ed9 \u1ea9m c\u1ee7a g\u1ed7 c\u0169ng \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh m\u00e0ng v\u00e0 \u0111\u1ed9 b\u00e1m d\u00ednh.<\/p>\n

      K\u1ebeT LU\u1eacN<\/strong><\/p>\n

      Ngo\u00e0i nh\u1ef1a n\u1ec1n v\u00e0 ph\u1ee5 gia, \u0111\u1ed9 \u1ea9m c\u1ee7a g\u1ed7 tr\u01b0\u1edbc khi s\u01a1n, ph\u01b0\u01a1ng ph\u00e1p x\u1eed l\u00fd b\u1ec1 m\u1eb7t, \u0111\u1ed9 d\u00e0y m\u00e0ng v\u00e0 \u0111i\u1ec1u ki\u1ec7n thi c\u00f4ng \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng l\u1edbp ph\u1ee7.<\/p>\n

      Nh\u00e0 s\u1ea3n xu\u1ea5t n\u00ean th\u1eed nghi\u1ec7m kh\u1ea3 n\u0103ng gi\u1eef m\u00e0u, \u0111\u1ed9 b\u00f3ng, \u0111\u1ed9 b\u00e1m d\u00ednh v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng n\u01b0\u1edbc sau l\u00e3o h\u00f3a. Nh\u1eefng th\u1eed nghi\u1ec7m n\u00e0y gi\u00fap \u0111\u00e1nh gi\u00e1 li\u1ec7u l\u1edbp s\u01a1n c\u00f3 duy tr\u00ec \u0111\u01b0\u1ee3c c\u1ea3 v\u1ebb ngo\u00e0i l\u1eabn ch\u1ee9c n\u0103ng b\u1ea3o v\u1ec7 khi ti\u1ebfp x\u00fac v\u1edbi m\u00f4i tr\u01b0\u1eddng th\u1ef1c t\u1ebf hay kh\u00f4ng.<\/p>","protected":false},"excerpt":{"rendered":"

      G\u1ed7 lu\u00f4n \u0111\u01b0\u1ee3c y\u00eau th\u00edch trong thi\u1ebft k\u1ebf n\u1ed9i th\u1ea5t v\u00e0 ngo\u1ea1i th\u1ea5t nh\u1edd m\u00e0u s\u1eafc \u1ea5m \u00e1p c\u00f9ng nh\u1eefng \u0111\u01b0\u1eddng v\u00e2n t\u1ef1 nhi\u00ean \u0111\u1ed9c […]<\/p>","protected":false},"author":5,"featured_media":4623,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4622","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/aktc.com.vn\/en\/wp-json\/wp\/v2\/posts\/4622","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aktc.com.vn\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aktc.com.vn\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aktc.com.vn\/en\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/aktc.com.vn\/en\/wp-json\/wp\/v2\/comments?post=4622"}],"version-history":[{"count":0,"href":"https:\/\/aktc.com.vn\/en\/wp-json\/wp\/v2\/posts\/4622\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aktc.com.vn\/en\/wp-json\/wp\/v2\/media\/4623"}],"wp:attachment":[{"href":"https:\/\/aktc.com.vn\/en\/wp-json\/wp\/v2\/media?parent=4622"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aktc.com.vn\/en\/wp-json\/wp\/v2\/categories?post=4622"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aktc.com.vn\/en\/wp-json\/wp\/v2\/tags?post=4622"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}