{"id":2672,"date":"2025-06-06T14:41:11","date_gmt":"2025-06-06T06:41:11","guid":{"rendered":"https:\/\/joobond.com\/?p=2672"},"modified":"2025-06-06T14:54:57","modified_gmt":"2025-06-06T06:54:57","slug":"keo-tram-polyurethane-so-voi-keo-tram-silicone","status":"publish","type":"post","link":"https:\/\/joobond.com\/vi\/keo-tram-polyurethane-so-voi-keo-tram-silicone\/","title":{"rendered":"Keo tr\u00e1m Polyurethane so v\u1edbi Keo tr\u00e1m Silicone: H\u01b0\u1edbng d\u1eabn t\u1ed1i \u01b0u d\u00e0nh cho chuy\u00ean gia"},"content":{"rendered":"

Sau khi t\u00ecm hi\u1ec3u nh\u1eefng \u0111i\u1ec3m kh\u00e1c bi\u1ec7t c\u01a1 b\u1ea3n gi\u1eefa hai s\u1ea3n ph\u1ea9m hi\u1ec7u qu\u1ea3 cao n\u00e0y, b\u1ea5t k\u1ef3 chuy\u00ean gia n\u00e0o c\u0169ng c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c s\u1ea3n ph\u1ea9m n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi d\u1ef1 \u00e1n c\u1ee7a m\u00ecnh.<\/p>\n

\u0110\u1eebng \u0111\u1eafn \u0111o n\u00ean d\u00f9ng lo\u1ea1i keo tr\u00e1m n\u00e0o n\u1eefa. Ch\u1ecdn sai, b\u1ea1n s\u1ebd ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi r\u00f2 r\u1ec9, n\u1ee9t v\u1ee1, v\u00e0 c\u1ea3 nh\u1eefng cu\u1ed9c g\u1ecdi l\u1ea1i t\u1ed1n k\u00e9m. L\u00e0 ngu\u1ed3n t\u00e0i nguy\u00ean h\u00e0ng \u0111\u1ea7u trong ng\u00e0nh, h\u01b0\u1edbng d\u1eabn n\u00e0y bao g\u1ed3m th\u00f4ng tin khoa h\u1ecdc v\u00e0 kinh nghi\u1ec7m th\u1ef1c t\u1ebf \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh t\u1ed1t nh\u1ea5t m\u1ecdi l\u00fac \u2014 d\u1ef1a tr\u00ean ti\u00eau chu\u1ea9n ASTM v\u00e0 v\u1edbi h\u01a1n 20 n\u0103m kinh nghi\u1ec7m trong ng\u00e0nh.<\/p>\n

 <\/p>\n

Khoa h\u1ecdc v\u1ec1 ch\u1ea5t tr\u00e1m b\u00edt: T\u1ea1i sao n\u00f3 quan tr\u1ecdng<\/h2>\n

(H\u1ecd cho r\u1eb1ng \u0111i\u1ec1u n\u00e0y l\u00e0 do c\u00e1c nh\u00e0 th\u1ea7u \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o; h\u1ea7u h\u1ebft s\u1ebd kh\u00f4ng l\u00e0m \u0111i\u1ec1u \u0111\u00f3 \u2013 v\u00e0 sau \u0111\u00f3 t\u1ef1 h\u1ecfi t\u1ea1i sao ch\u1ea5t tr\u00e1m c\u1ee7a h\u1ecd l\u1ea1i kh\u00f4ng hi\u1ec7u qu\u1ea3.)<\/p>\n

 <\/p>\n\n\n\n\n\n\n\n\n\n\n\n
T\u00e0i s\u1ea3n<\/strong><\/td>\nCh\u1ea5t tr\u00e1m k\u00edn Polyurethane<\/strong><\/td>\nKeo silicone<\/strong><\/td>\nNg\u01b0\u1eddi chi\u1ebfn th\u1eafng<\/strong><\/td>\n<\/tr>\n<\/thead>\n
C\u1ea5u tr\u00fac h\u00f3a h\u1ecdc<\/td>\nChu\u1ed7i polyme h\u1eefu c\u01a1 (li\u00ean k\u1ebft NC=O)<\/td>\nX\u01b0\u01a1ng s\u1ed1ng silicon-oxy v\u00f4 c\u01a1 (Si-O-Si)<\/td>\n\u2013<\/td>\n<\/tr>\n
\u200b\u200bT\u00ednh linh ho\u1ea1t\u200b\u200b<\/td>\nTr\u1edf nên giòn khi nhi\u1ec7t \u0111\u1ed9 d\u01b0\u1edbi 40°F<br>(Th\u1eed nghi\u1ec7m m\u1ed1i n\u1ed1i ngu\u1ed9i ASTM C719)<\/td>\nDuy trì \u0111\u1ed9 m\u1ec1m d\u1ebbo t\u1eeb \u200b\u200b-76°F \u0111\u1ebfn 400°F\u200b\u200b<br>(theo nghiên c\u1ee9u c\u1ee7a Dow Corning)<\/td>\nSilicon<\/td>\n<\/tr>\n
\u200b\u200bKh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu th\u1eddi ti\u1ebft\u200b\u200b<\/td>\nPh\u00e2n h\u1ee7y d\u01b0\u1edbi tia UV n\u1ebfu kh\u00f4ng c\u00f3 l\u1edbp ph\u1ee7 b\u1ea3o v\u1ec7<\/td>\nDuy trì \u0111\u1ed9 \u0111àn h\u1ed3i sau h\u01a1n 20 n\u0103m ti\u1ebfp xúc ngoài tr\u1eddi<br>(D\u1eef li\u1ec7u th\u1eed nghi\u1ec7m th\u1eddi ti\u1ebft Miami)<\/td>\nSilicon<\/td>\n<\/tr>\n
\u200b\u200b\u0110\u1ed9 b\u00e1m d\u00ednh\u200b\u200b<\/td>\n0,8 MPa trên bê tông<br>0,5 MPa trên nhôm<br>(ASTM C794)<\/td>\n0,3 MPa trên bê tông<br>\u200b\u200b1,2 MPa trên kính\/g\u1ed1m\u200b\u200b<br>(ASTM D903)<\/td>\nC\u00e0 v\u1ea1t<\/td>\n<\/tr>\n
\u200b\u200bKh\u1ea3 n\u0103ng ch\u1ed1ng n\u01b0\u1edbc\u200b\u200b<\/td>\nD\u1ec5 b\u1ecb th\u1ee7y phân<br>(bong bóng trong \u0111i\u1ec1u ki\u1ec7n \u1ea9m \u01b0\u1edbt)<\/td>\n\u200b\u200b100% ch\u1ed1ng n\u01b0\u1edbc\u200b\u200b<br>Có s\u1eb5n các l\u1ef1a ch\u1ecdn c\u1ea5p th\u1ef1c ph\u1ea9m NSF\/ANSI 51<\/td>\nSilicon<\/td>\n<\/tr>\n
Kh\u1ea3 n\u0103ng s\u01a1n<\/td>\nLi\u00ean k\u1ebft v\u1edbi t\u1ea5t c\u1ea3 c\u00e1c h\u1ec7 th\u1ed1ng s\u01a1n<\/td>\nH\u1ea7u h\u1ebft các lo\u1ea1i s\u01a1n s\u1ebd không bám dính<br>(tr\u1eeb các công th\u1ee9c \u0111\u1eb7c bi\u1ec7t)<\/td>\nPolyurethane<\/td>\n<\/tr>\n
\u200b\u200b\u0110\u1ed9 c\u1ee9ng b\u1edd\u200b\u200b<\/td>\nA 15-50 (m\u1ec1m h\u01a1n)<\/td>\nH\u1ea1t 20-60 (c\u1ee9ng h\u01a1n)<\/td>\nPh\u1ee5 thu\u1ed9c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

M\u1eb9o d\u00e0nh ri\u00eang cho t\u1eebng s\u1ea3n ph\u1ea9m: C\u00e1ch s\u1eed d\u1ee5ng t\u1ed1t nh\u1ea5t cho t\u1eebng s\u1ea3n ph\u1ea9m<\/h2>\n

\ud83d\udebf \u200b\u200b1. Khu v\u1ef1c \u1ea9m \u01b0\u1edbt \/ Ph\u00f2ng t\u1eafm \u2013 Ho\u00e0n to\u00e0n b\u1eb1ng silicon!<\/h3>\n

V\u1ea5n \u0111\u1ec1: N\u1ea5m m\u1ed1c \u1edf c\u00e1c g\u00f3c ph\u00f2ng t\u1eafm<\/p>\n

Gi\u1ea3i ph\u00e1p: Silicone 100% c\u00f3 ch\u1ea5t di\u1ec7t khu\u1ea9n (nh\u01b0 GE Advanced Silicone 2)<\/p>\n

\u200b\u200bM\u1eb9o chuy\u00ean nghi\u1ec7p: C\u1eaft \u0111\u1ea7u \u1edf g\u00f3c 45\u00b0 \u0111\u1ec3 c\u00f3 mi\u1ebfng phi l\u00ea l\u00f5m ho\u00e0n h\u1ea3o<\/p>\n

 <\/p>\n

\ud83c\udfe2 \u200b\u200b2. Quy \u0111\u1ecbnh v\u1ec1 Polyurethane C\u00e1c khe co gi\u00e3n m\u1eb7t \u0111\u01b0\u1eddng h\u01a1i nguy hi\u1ec3m \u0111\u1ed1i v\u1edbi m\u1ed9t tuy\u1ebfn \u0111\u01b0\u1eddng.<\/h3>\n

V\u1ea5n \u0111\u1ec1: H\u1ecfng h\u00f3c m\u1ed1i n\u1ed1i m\u1eb7t \u0111\u01b0\u1eddng sau chu k\u1ef3 \u0111\u00f3ng b\u0103ng-tan b\u0103ng<\/p>\n

\u200b\u200bGi\u1ea3i ph\u00e1p: \u200b\u200bSikaflex SL t\u1ef1 san ph\u1eb3ng PUR\u200b\u200b (v\u00ed d\u1ee5: Sikaflex SL)<\/p>\n

\u200b\u200bM\u1eb9o chuy\u00ean nghi\u1ec7p: T\u1ed1t nh\u1ea5t l\u00e0 s\u1eed d\u1ee5ng thanh \u0111\u1ee1 tr\u01b0\u1edbc \u0111\u1ec3 h\u1ea1n ch\u1ebf t\u1ef7 l\u1ec7 chi\u1ec1u s\u00e2u tr\u00ean chi\u1ec1u r\u1ed9ng<\/p>\n

 <\/p>\n

\ud83e\ude9f \u200b\u200b3. L\u1eafp \u0111\u1eb7t c\u1eeda s\u1ed5\/c\u1eeda ra v\u00e0o (Ph\u01b0\u01a1ng ph\u00e1p k\u1ebft h\u1ee3p)<\/h3>\n

V\u1ea5n \u0111\u1ec1: Kh\u00f4ng kh\u00ed x\u00e2m nh\u1eadp xung quanh c\u1eeda s\u1ed5 v\u00e0 c\u1eeda ra v\u00e0o<\/p>\n

Gi\u1ea3i ph\u00e1p: Silicone cho k\u00ednh v\u00e0o khung Polyurethane cho khung v\u00e0o v\u00e1ch ngo\u00e0i<\/p>\n

\u200b\u200bD\u1eef li\u1ec7u: ENERGY STAR quy \u0111\u1ecbnh ph\u01b0\u01a1ng ph\u00e1p s\u1eed d\u1ee5ng keo tr\u00e1m k\u00e9p<\/p>\n

 <\/p>\n

\ud83d\ude97 \u200b\u200b4. Ni\u00eam phong xe \u2013 Ch\u1ec9 c\u00f3 silicone l\u00e0 s\u1ef1 k\u1ebft h\u1ee3p ch\u1ea5t tr\u00e1m k\u00edn c\u1ea1nh tranh<\/h3>\n

\u200b\u200b\u200bV\u1ea5n \u0111\u1ec1\u200b\u200b\u200b: D\u1ea7u \u0111\u1ed9ng c\u01a1 l\u00e0m h\u1ecfng gio\u0103ng ARATION\u200b\u200b: D\u1ea7u \u0111\u1ed9ng c\u01a1 qu\u00e1 m\u1ee9c \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ARATION: G cao B\u1ea3o v\u1ec7 ph\u1edbt quay b\u1ed1n v\u00f2ng.<\/p>\n

\u200b\u200b\u200bGi\u1ea3i ph\u00e1p\u200b\u200b\u200b\u200bNh\u00e0 s\u1ea3n xu\u1ea5t gio\u0103ng\u200b\u200b: Silicone RTV ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao (v\u00ed d\u1ee5: Permatex Ultra Black)<\/p>\n

C\u1ea3nh b\u00e1o: Polyurethane h\u00f2a tan trong c\u00e1c s\u1ea3n ph\u1ea9m d\u1ea7u m\u1ecf<\/p>\n

 <\/p>\n

\ud83c\udfa8 \u200b\u200b5. B\u1ec1 m\u1eb7t \u0111\u00e3 s\u1eb5n s\u00e0ng s\u01a1n \u2013 C\u1ea7n c\u00f3 l\u1edbp s\u01a1n l\u00f3t Polyurethane<\/h3>\n

\u200b\u200bV\u1ea5n \u0111\u1ec1: S\u01a1n bong tr\u00f3c t\u1eeb c\u00e1c m\u1ed1i n\u1ed1i \u0111\u00e3 \u0111\u01b0\u1ee3c b\u1ecbt k\u00edn<\/p>\n

\u200b\u200bGi\u1ea3i ph\u00e1p: \u200b\u200bPolyurethane c\u00f3 th\u1ec3 s\u01a1n \u0111\u01b0\u1ee3c (v\u00ed d\u1ee5: Sonneborn NP1)<\/p>\n

\u200b\u200bM\u1eb9o chuy\u00ean nghi\u1ec7p: Ch\u00e0 ron \u2192 \u0111\u1ee3i 7 ng\u00e0y \u2192 ch\u00e0 nh\u00e1m \u2192 s\u01a1n l\u00f3t \u2192 s\u01a1n<\/p>\n

 <\/p>\n

Nh\u1eefng nguy hi\u1ec3m khi l\u1eafp \u0111\u1eb7t c\u1ea7n tr\u00e1nh<\/h2>\n

1. L\u1ed7i chu\u1ea9n b\u1ecb b\u1ec1 m\u1eb7t:<\/h3>\n
    \n
  • Khi g\u1eafn silicone v\u00e0o v\u1eadt li\u1ec7u kh\u00e1c, c\u1ea3 hai b\u1ec1 m\u1eb7t ph\u1ea3i s\u1ea1ch, kh\u00f4 v\u00e0 kh\u00f4ng d\u00ednh d\u1ea7u m\u1ee1 \u2013 Lau s\u1ea1ch b\u1eb1ng c\u1ed3n isopropyl (c\u1ed3n t\u1ea9y r\u1eeda).<\/li>\n
  • Polyurethane c\u1ea7n \u0111\u01b0\u1ee3c ch\u00e0 nh\u00e1m b\u1ec1 m\u1eb7t \u0111\u1ec3 c\u00f3 \u0111\u1ed9 b\u00e1m d\u00ednh t\u1ed1i \u0111a<\/li>\n<\/ul>\n

    2. \u0110i\u1ec1u ki\u1ec7n b\u1ea3o d\u01b0\u1ee1ng:<\/h3>\n

    \"\"<\/p>\n

    3. L\u1ed7i thi\u1ebft k\u1ebf m\u1ed1i n\u1ed1i:<\/h3>\n

    \u2022 Chi\u1ec1u r\u1ed9ng t\u1ed1i \u0111a = 1\/2\u2033 \u0111\u1ed1i v\u1edbi Silicone | 4\u2033 \u0111\u1ed1i v\u1edbi PU t\u1ef1 san ph\u1eb3ng<\/p>\n

    \u2022 1\/2 Chi\u1ec1u r\u1ed9ng, Chi\u1ec1u s\u00e2u (theo ASTM C1193)<\/p>\n

     <\/p>\n

    S\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t cho c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1c nhau<\/strong><\/h2>\n\n\n\n\n\n\n\n\n\n
    \u1ee8ng d\u1ee5ng<\/strong><\/td>\nSilicone t\u1ed1t nh\u1ea5t<\/strong><\/td>\nPolyurethane t\u1ed1t nh\u1ea5t<\/strong><\/td>\n<\/tr>\n<\/thead>\n
    Nh\u00e0 b\u1ebfp\/Ph\u00f2ng t\u1eafm<\/td>\nSilicone n\u00e2ng cao GE 2<\/td>\nKh\u00f4ng c\u00f3<\/td>\n<\/tr>\n
    M\u1ed1i n\u1ed1i b\u00ea t\u00f4ng<\/td>\nDow Corning 790<\/td>\nSikaflex SL<\/td>\n<\/tr>\n
    K\u00ednh tr\u00e1ng men<\/td>\nDow Corning 995<\/td>\nKh\u00f4ng c\u00f3<\/td>\n<\/tr>\n
    Trang tr\u00ed ngo\u1ea1i th\u1ea5t<\/td>\nKh\u00f4ng c\u00f3<\/td>\nTremco Dymonic 100<\/td>\n<\/tr>\n
    Ch\u1edbp m\u00e1i<\/td>\nL\u1edbp ph\u1ee7 m\u00e1i silicone GE<\/td>\nHenry Tropi-Cool PU<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

     <\/p>\n

    Bi\u1ec3u \u0111\u1ed3 lu\u1ed3ng quy\u1ebft \u0111\u1ecbnh: Quy\u1ebft \u0111\u1ecbnh trong 30 gi\u00e2y \u0110\u1ed1i v\u1edbi nhi\u1ec1u ng\u01b0\u1eddi, s\u1ef1 l\u1ef1a ch\u1ecdn ph\u1ee5 thu\u1ed9c v\u00e0o quy\u1ebft \u0111\u1ecbnh.<\/strong><\/h2>\n

    \"\"<\/p>\n

    Ph\u00e1n quy\u1ebft: <\/strong>Silicone l\u00e0 l\u1ef1a ch\u1ecdn ho\u00e0n h\u1ea3o cho \u0111i\u1ec1u ki\u1ec7n tr\u01a1n tr\u01b0\u1ee3t, n\u01b0\u1edbc, b\u1ec1 m\u1eb7t v\u00e0 nhi\u1ec7t \u0111\u1ed9. Polyurethane l\u00e0 vua trong c\u00e1c \u1ee9ng d\u1ee5ng s\u01a1n, m\u1ed1i n\u1ed1i b\u00ea t\u00f4ng v\u00e0 c\u00e1c khu v\u1ef1c ch\u1ecbu m\u00e0i m\u00f2n cao. Silicone, v\u1edbi \u0111\u1ed9 b\u00e1m d\u00ednh \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n v\u00e0 \u0111\u1eb7c t\u00ednh d\u1ec5 gia c\u00f4ng h\u01a1n, mang l\u1ea1i tu\u1ed5i th\u1ecd cao h\u01a1n cho 90% c\u00e1c d\u1ef1 \u00e1n x\u00e2y d\u1ef1ng \u2013 v\u00e0 h\u00e3y nh\u1edb l\u1ef1a ch\u1ecdn keo tr\u00e1m ph\u00f9 h\u1ee3p v\u1edbi b\u1ec1 m\u1eb7t v\u00e0 m\u00f4i tr\u01b0\u1eddng c\u1ee7a b\u1ea1n. Lu\u00f4n l\u1ef1a ch\u1ecdn keo tr\u00e1m ph\u00f9 h\u1ee3p v\u1edbi b\u1ec1 m\u1eb7t v\u00e0 \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng c\u1ee5 th\u1ec3 c\u1ee7a b\u1ea1n.<\/p>","protected":false},"excerpt":{"rendered":"

    B\u00e0i vi\u1ebft n\u00e0y so s\u00e1nh keo tr\u00e1m polyurethane v\u00e0 keo tr\u00e1m silicone, n\u00eau b\u1eadt nh\u1eefng kh\u00e1c bi\u1ec7t ch\u00ednh v\u1ec1 \u0111\u1ed9 linh ho\u1ea1t, \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 b\u00e1m d\u00ednh v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu. B\u00e0i vi\u1ebft gi\u00fap c\u00e1c chuy\u00ean gia l\u1ef1a ch\u1ecdn lo\u1ea1i keo tr\u00e1m ph\u00f9 h\u1ee3p d\u1ef1a tr\u00ean nhu c\u1ea7u \u1ee9ng d\u1ee5ng trong x\u00e2y d\u1ef1ng, \u00f4 t\u00f4 v\u00e0 c\u00f4ng nghi\u1ec7p.<\/p>","protected":false},"author":2,"featured_media":2688,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"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":"","ast-disable-related-posts":"","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 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