{"id":4705,"date":"2026-08-05T17:36:22","date_gmt":"2026-08-05T09:36:22","guid":{"rendered":"https:\/\/rysilicone.com\/?p=4705"},"modified":"2026-08-05T17:36:48","modified_gmt":"2026-08-05T09:36:48","slug":"silicone-vs-polyurethane","status":"publish","type":"post","link":"https:\/\/rysilicone.com\/vi\/silicone-vs-polyurethane\/","title":{"rendered":"Silicone hay Polyurethane: Lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0o ph\u00f9 h\u1ee3p v\u1edbi \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n?"},"content":{"rendered":"<p class=\"wp-block-paragraph\">So s\u00e1nh gi\u1eefa silicone v\u00e0 polyurethane kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t cu\u1ed9c c\u1ea1nh tranh c\u00f3 ng\u01b0\u1eddi th\u1eafng cu\u1ed9c duy nh\u1ea5t. S\u1ef1 l\u1ef1a ch\u1ecdn ph\u1ee5 thu\u1ed9c v\u00e0o t\u1ea3i tr\u1ecdng, nhi\u1ec7t \u0111\u1ed9, m\u00f4i tr\u01b0\u1eddng, tu\u1ed5i th\u1ecd v\u00e0 quy tr\u00ecnh s\u1ea3n xu\u1ea5t. <strong>Ch\u1ecdn silicone cho c\u00e1c \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 kh\u1eafc nghi\u1ec7t, ti\u1ebfp x\u00fac v\u1edbi tia c\u1ef1c t\u00edm v\u00e0 c\u1ea7n b\u1ecbt k\u00edn l\u00e2u d\u00e0i. Ch\u1ecdn polyurethane cho c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00e0i m\u00f2n, ch\u1ecbu t\u1ea3i, va \u0111\u1eadp v\u00e0 nhi\u1ec1u t\u00f9y ch\u1ecdn \u0111\u1ed9 c\u1ee9ng kh\u00e1c nhau.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nguy\u00ean t\u1eafc \u0111\u01a1n gi\u1ea3n \u0111\u00f3 gi\u00fap ng\u0103n ng\u1eeba nhi\u1ec1u sai l\u1ea7m ban \u0111\u1ea7u. Ch\u1ec9 c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m k\u1ef9 thu\u1eadt v\u1eadt li\u1ec7u cu\u1ed1i c\u00f9ng l\u00e0 ch\u01b0a \u0111\u1ee7. B\u00e1nh xe, gio\u0103ng t\u0129nh, van y t\u1ebf, h\u1ee3p ch\u1ea5t \u0111\u1ed5 khu\u00f4n v\u00e0 ch\u1ea5t b\u1ecbt k\u00edn x\u00e2y d\u1ef1ng \u0111\u1ec1u c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed9t trong nh\u1eefng lo\u1ea1i polymer n\u00e0y, nh\u01b0ng ch\u00fang kh\u00f4ng y\u00eau c\u1ea7u v\u1eadt li\u1ec7u ph\u1ea3i th\u1ef1c hi\u1ec7n c\u00f9ng m\u1ed9t nhi\u1ec7m v\u1ee5.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u00f3m t\u1eaft<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Silicone th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn an to\u00e0n h\u01a1n khi tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi nhi\u1ec7t \u0111\u1ed9, l\u1ea1nh, tia UV, ozone ho\u1eb7c kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i sau khi n\u00e9n l\u00e2u d\u00e0i.<\/strong><\/li>\n\n\n\n<li><strong>Polyurethane th\u01b0\u1eddng b\u1ec1n h\u01a1n khi ch\u1ecbu m\u00e0i m\u00f2n, va \u0111\u1eadp, ti\u1ebfp x\u00fac l\u1eb7p \u0111i l\u1eb7p l\u1ea1i v\u00e0 t\u1ea3i tr\u1ecdng c\u01a1 h\u1ecdc cao.<\/strong><\/li>\n\n\n\n<li><strong>Kh\u00f4ng n\u00ean l\u1ef1a ch\u1ecdn b\u1ea5t k\u1ef3 nh\u00f3m v\u1eadt li\u1ec7u n\u00e0o d\u1ef1a tr\u00ean b\u1ea3ng so s\u00e1nh chung chung. H\u00e3y so s\u00e1nh c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u th\u1ef1c t\u1ebf b\u1eb1ng c\u00f9ng ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m, nhi\u1ec7t \u0111\u1ed9, h\u00ecnh d\u1ea1ng m\u1eabu v\u00e0 \u0111i\u1ec1u ki\u1ec7n b\u1ea3o qu\u1ea3n.<\/strong><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">So s\u00e1nh Silicone v\u00e0 Polyurethane: T\u1ed5ng quan<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh<\/th><th>Ch\u1ea5t \u0111\u00e0n h\u1ed3i silicon<\/th><th>Ch\u1ea5t \u0111\u00e0n h\u1ed3i polyurethane<\/th><\/tr><\/thead><tbody><tr><td>C\u1ea5u tr\u00fac polymer<\/td><td>C\u1ea5u tr\u00fac x\u01b0\u01a1ng s\u1ed1ng silicon-oxy v\u00f4 c\u01a1 v\u1edbi c\u00e1c nh\u00f3m b\u00ean h\u1eefu c\u01a1<\/td><td>Polyme h\u1eefu c\u01a1 \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh t\u1eeb polyol v\u00e0 isocyanat<\/td><\/tr><tr><td>C\u01b0\u1eddng \u0111\u1ed9 \u0111i\u1ec3n h\u00ecnh<\/td><td>\u0110\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t \u0111\u1ed9, kh\u1ea3 n\u0103ng ch\u1ecbu th\u1eddi ti\u1ebft, c\u00e1ch \u0111i\u1ec7n, kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i sau n\u00e9n<\/td><td>Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n, \u0111\u1ed9 b\u1ec1n x\u00e9, \u0111\u1ed9 b\u1ec1n k\u00e9o, kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 va \u0111\u1eadp<\/td><\/tr><tr><td>\u0110i\u1ec3m y\u1ebfu \u0111i\u1ec3n h\u00ecnh<\/td><td>Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n th\u1ea5p h\u01a1n v\u00e0 chi ph\u00ed nguy\u00ean v\u1eadt li\u1ec7u cao h\u01a1n<\/td><td>Nh\u1ea1y c\u1ea3m h\u01a1n v\u1edbi nhi\u1ec7t, tia UV, th\u1ee7y ph\u00e2n v\u00e0 h\u00f3a h\u1ecdc c\u00f4ng th\u1ee9c.<\/td><\/tr><tr><td>Ph\u1ea1m vi \u0111\u1ed9 c\u1ee9ng<\/td><td>C\u00e1c lo\u1ea1i cao su \u0111\u00fac th\u00f4ng d\u1ee5ng c\u00f3 nhi\u1ec1u \u0111\u1ed9 m\u1ec1m kh\u00e1c nhau, t\u1eeb r\u1ea5t m\u1ec1m \u0111\u1ebfn c\u1ee9ng.<\/td><td>Ph\u1ea1m vi r\u1ea5t r\u1ed9ng, t\u1eeb b\u1ecdt x\u1ed1p linh ho\u1ea1t v\u00e0 ch\u1ea5t \u0111\u00e0n h\u1ed3i m\u1ec1m \u0111\u1ebfn c\u00e1c h\u1ec7 th\u1ed1ng c\u1ee9ng.<\/td><\/tr><tr><td>Ti\u1ebfp x\u00fac ngo\u00e0i tr\u1eddi<\/td><td>Th\u01b0\u1eddng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng tia c\u1ef1c t\u00edm v\u00e0 ozone t\u1ed1t.<\/td><td>\u0110i\u1ec1u n\u00e0y ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o c\u1ea5u tr\u00fac h\u00f3a h\u1ecdc c\u1ee7a h\u1ee3p ch\u1ea5t th\u01a1m ho\u1eb7c m\u1ea1ch th\u1eb3ng v\u00e0 g\u00f3i ch\u1ea5t \u1ed5n \u0111\u1ecbnh.<\/td><\/tr><tr><td>D\u1ecbch v\u1ee5 \u01b0\u1edbt<\/td><td>Kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 n\u01b0\u1edbc th\u1ea5p, nh\u01b0ng thi\u1ebft k\u1ebf li\u00ean k\u1ebft v\u1eabn quan tr\u1ecdng.<\/td><td>C\u00e1c lo\u1ea1i polyether th\u01b0\u1eddng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ee7y ph\u00e2n t\u1ed1t h\u01a1n so v\u1edbi c\u00e1c lo\u1ea1i polyester.<\/td><\/tr><tr><td>X\u1eed l\u00fd<\/td><td>\u00c9p n\u00e9n\/\u00e9p chuy\u1ec3n HCR, \u00e9p phun LSR, \u0111\u00f9n, ph\u1ee7<\/td><td>Ch\u1ea5t \u0111\u00e0n h\u1ed3i \u0111\u00fac, RIM, b\u1ecdt, l\u1edbp ph\u1ee7, ch\u1ea5t k\u1ebft d\u00ednh, \u00e9p phun ho\u1eb7c \u0111\u00f9n TPU<\/td><\/tr><tr><td>H\u01b0\u1edbng chi ph\u00ed<\/td><td>Th\u01b0\u1eddng c\u00f3 chi ph\u00ed nguy\u00ean v\u1eadt li\u1ec7u cao h\u01a1n<\/td><td>Th\u01b0\u1eddng th\u00ec chi ph\u00ed th\u1ea5p h\u01a1n, nh\u01b0ng chi ph\u00ed d\u1ee5ng c\u1ee5, ph\u1ebf li\u1ec7u, c\u00e1c c\u00f4ng \u0111o\u1ea1n gia c\u00f4ng ph\u1ee5 v\u00e0 tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng c\u00f3 th\u1ec3 l\u00e0m \u0111\u1ea3o ng\u01b0\u1ee3c s\u1ef1 so s\u00e1nh n\u00e0y.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-versus-polyurethane-material-selection-matrix-1024x576.jpg\" alt=\"\" class=\"wp-image-18942\" srcset=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-versus-polyurethane-material-selection-matrix-1024x576.jpg 1024w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-versus-polyurethane-material-selection-matrix-300x169.jpg 300w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-versus-polyurethane-material-selection-matrix-768x432.jpg 768w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-versus-polyurethane-material-selection-matrix-18x10.jpg 18w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-versus-polyurethane-material-selection-matrix-600x338.jpg 600w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-versus-polyurethane-material-selection-matrix.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u00e2y l\u00e0 nh\u1eefng xu h\u01b0\u1edbng \u0111\u1eb7c tr\u01b0ng c\u1ee7a t\u1eebng lo\u1ea1i v\u1eadt li\u1ec7u. Ch\u00fang kh\u00f4ng ph\u1ea3i l\u00e0 nh\u1eefng gi\u00e1 tr\u1ecb \u0111\u01b0\u1ee3c \u0111\u1ea3m b\u1ea3o. Kh\u00f4ng n\u00ean so s\u00e1nh cao su silicon c\u00f3 \u0111\u1ed9 \u0111\u1eb7c cao v\u00e0 polyurethane polyester \u0111\u00fac khu\u00f4n nh\u01b0 th\u1ec3 m\u1ed7i lo\u1ea1i \u0111\u1ea1i di\u1ec7n cho to\u00e0n b\u1ed9 h\u1ecd polymer c\u1ee7a n\u00f3.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Khi n\u00e0o n\u00ean ch\u1ecdn ch\u1ea5t li\u1ec7u silicone?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y ch\u1ecdn silicone khi \u1ee9ng d\u1ee5ng \u0111\u00f2i h\u1ecfi s\u1ef1 thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 li\u00ean t\u1ee5c, kh\u1ea3 n\u0103ng ch\u1ecbu th\u1eddi ti\u1ebft ngo\u00e0i tr\u1eddi, \u0111\u1ed9 d\u1ebbo \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p ho\u1eb7c kh\u1ea3 n\u0103ng b\u1ecbt k\u00edn l\u00e2u d\u00e0i.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Nhi\u1ec7t \u0111\u1ed9 c\u1ef1c \u0111oan v\u00e0 chu k\u1ef3 nhi\u1ec7t<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Nhi\u1ec1u ch\u1ea5t \u0111\u00e0n h\u1ed3i silicone \u0111a d\u1ee5ng \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh s\u1eed d\u1ee5ng l\u00e2u d\u00e0i trong kho\u1ea3ng nhi\u1ec7t \u0111\u1ed9 t\u1eeb -45\u00b0C \u0111\u1ebfn 200\u00b0C, trong khi c\u00e1c lo\u1ea1i ri\u00eang l\u1ebb c\u00f3 th\u1ec3 c\u00f3 gi\u1edbi h\u1ea1n h\u1eb9p h\u01a1n ho\u1eb7c r\u1ed9ng h\u01a1n. Dow li\u1ec7t k\u00ea -45\u00b0C \u0111\u1ebfn 200\u00b0C l\u00e0 ph\u1ea1m vi s\u1eed d\u1ee5ng l\u00e2u d\u00e0i h\u1eefu \u00edch cho m\u1ed9t lo\u1ea1i ch\u1ea5t \u0111\u00e0n h\u1ed3i silicone SYLGARD v\u00e0 c\u1ea3nh b\u00e1o r\u1eb1ng v\u1eabn c\u1ea7n ph\u1ea3i ki\u1ec3m \u0111\u1ecbnh \u1edf c\u1ea5p \u0111\u1ed9 t\u1eebng s\u1ea3n ph\u1ea9m g\u1ea7n gi\u1edbi h\u1ea1n n\u00e0y. Rogers li\u1ec7t k\u00ea -55\u00b0C \u0111\u1ebfn 200\u00b0C cho d\u00f2ng silicone x\u1ed1p BISCO c\u1ee7a h\u1ecd.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u1ea5n \u0111\u1ec1 quan tr\u1ecdng kh\u00f4ng ph\u1ea3i l\u00e0 nhi\u1ec7t \u0111\u1ed9 cao nh\u1ea5t \u0111\u01b0\u1ee3c in tr\u00ean t\u1edd r\u01a1i. M\u00e0 l\u00e0 \u0111i\u1ec1u g\u00ec x\u1ea3y ra sau h\u00e0ng tr\u0103m chu k\u1ef3 nhi\u1ec7t khi chi ti\u1ebft b\u1ecb n\u00e9n, k\u00e9o gi\u00e3n ho\u1eb7c ti\u1ebfp x\u00fac v\u1edbi ch\u1ea5t l\u1ecfng. \u0110\u1ed9 c\u1ee9ng, \u0111\u1ed9 gi\u00e3n d\u00e0i, \u0111\u1ed9 bi\u1ebfn d\u1ea1ng n\u00e9n, \u0111\u1ed9 b\u00e1m d\u00ednh v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh \u0111i\u1ec7n c\u00f3 th\u1ec3 kh\u00f4ng thay \u0111\u1ed5i v\u1edbi t\u1ed1c \u0111\u1ed9 nh\u01b0 nhau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Polyurethane c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t, nh\u01b0ng ph\u1ea1m vi s\u1eed d\u1ee5ng c\u1ee7a n\u00f3 thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3 t\u00f9y thu\u1ed9c v\u00e0o th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc. H\u1ed9i \u0111\u1ed3ng H\u00f3a h\u1ecdc Hoa K\u1ef3 l\u01b0u \u00fd r\u1eb1ng s\u1ef1 ph\u00e2n h\u1ee7y nhi\u1ec7t kh\u00f4ng t\u1ea1o ng\u1ecdn l\u1eeda c\u1ee7a m\u1ed9t s\u1ed1 s\u1ea3n ph\u1ea9m polyurethane c\u00f3 th\u1ec3 b\u1eaft \u0111\u1ea7u \u1edf nhi\u1ec7t \u0111\u1ed9 kho\u1ea3ng 150\u2013180\u00b0C. \u0110\u00f3 l\u00e0 c\u1ea3nh b\u00e1o v\u1ec1 s\u1ef1 ph\u00e2n h\u1ee7y, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb. Gi\u1edbi h\u1ea1n s\u1eed d\u1ee5ng li\u00ean t\u1ee5c \u0111\u1ed1i v\u1edbi m\u1ed9t lo\u1ea1i polyurethane c\u1ee5 th\u1ec3 th\u01b0\u1eddng th\u1ea5p h\u01a1n nhi\u1ec1u v\u00e0 ph\u1ea3i \u0111\u01b0\u1ee3c l\u1ea5y t\u1eeb b\u1ea3ng d\u1eef li\u1ec7u k\u1ef9 thu\u1eadt c\u1ee7a s\u1ea3n ph\u1ea9m.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Tia c\u1ef1c t\u00edm, ozone v\u00e0 s\u1ef1 phong h\u00f3a ngo\u00e0i tr\u1eddi<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Silicone th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn \u00edt r\u1ee7i ro h\u01a1n cho c\u00e1c m\u1ed1i n\u1ed1i h\u1edf, c\u00e1c b\u1ed9 ph\u1eadn chi\u1ebfu s\u00e1ng, v\u1ecf b\u1ecdc ngo\u00e0i tr\u1eddi v\u00e0 c\u00e1c khe k\u00ednh. C\u1ea5u tr\u00fac x\u01b0\u01a1ng s\u1ed1ng silicon-oxy c\u1ee7a n\u00f3 mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu m\u1ea1nh m\u1ebd v\u1edbi tia c\u1ef1c t\u00edm v\u00e0 ozone. Dow m\u00f4 t\u1ea3 ch\u1ea5t tr\u00e1m k\u00edn silicone k\u1ebft c\u1ea5u l\u00e0 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i b\u1ee9c x\u1ea1 tia c\u1ef1c t\u00edm, nhi\u1ec7t \u0111\u1ed9 cao, \u0111\u1ed9 \u1ea9m, ozone v\u00e0 nhi\u1ec7t \u0111\u1ed9 kh\u1eafc nghi\u1ec7t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi polyurethane, c\u1ea7n \u0111\u1eb7t ra c\u00e2u h\u1ecfi c\u1ee5 th\u1ec3 h\u01a1n: h\u1ec7 th\u1ed1ng n\u00e0y l\u00e0 th\u01a1m hay b\u00e9o, v\u00e0 ch\u1ea5t \u1ed5n \u0111\u1ecbnh ho\u1eb7c l\u1edbp ph\u1ee7 n\u00e0o b\u1ea3o v\u1ec7 n\u00f3? Polyurethane th\u01a1m c\u00f3 th\u1ec3 b\u1ecb \u0111\u1ed5i m\u00e0u d\u01b0\u1edbi t\u00e1c \u0111\u1ed9ng c\u1ee7a tia c\u1ef1c t\u00edm. S\u1ef1 \u0111\u1ed5i m\u00e0u kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng d\u1eabn \u0111\u1ebfn h\u01b0 h\u1ecfng c\u01a1 h\u1ecdc ngay l\u1eadp t\u1ee9c, nh\u01b0ng n\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u00e1c b\u1ed9 ph\u1eadn c\u00f3 th\u1ec3 nh\u00ecn th\u1ea5y v\u00e0 c\u00f3 th\u1ec3 cho th\u1ea5y s\u1ef1 l\u00e3o h\u00f3a b\u1ec1 m\u1eb7t. H\u1ec7 th\u1ed1ng b\u00e9o gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh m\u00e0u s\u1eafc, th\u01b0\u1eddng v\u1edbi chi ph\u00ed c\u00f4ng th\u1ee9c cao h\u01a1n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c nh\u00f3m th\u01b0\u1eddng \u0111\u00e1nh gi\u00e1 th\u1ea5p t\u00e1c \u0111\u1ed9ng c\u1ee7a th\u1eddi ti\u1ebft v\u00ec d\u1eef li\u1ec7u \u0111\u1ed9 b\u1ec1n k\u00e9o ban \u0111\u1ea7u c\u00f3 v\u1ebb ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c. S\u1ef1 kh\u00e1c bi\u1ec7t th\u1ef1c s\u1ef1 ch\u1ec9 xu\u1ea5t hi\u1ec7n sau nhi\u1ec1u th\u00e1ng ti\u1ebfp x\u00fac v\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi, \u0111\u1ed9 \u1ea9m v\u00e0 s\u1ef1 gi\u00e3n n\u1edf nhi\u1ec7t. M\u1ed9t con l\u0103n c\u00f4ng nghi\u1ec7p m\u00e0u \u0111en v\u00e0 m\u1ed9t l\u1edbp b\u1ecbt k\u00edn b\u00ean ngo\u00e0i m\u00e0u tr\u1eafng kh\u00f4ng c\u00f3 c\u00f9ng ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i \u0111\u1ed9 k\u00edn v\u00e0 n\u00e9n l\u00e2u d\u00e0i<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c gio\u0103ng t\u0129nh ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t, silicone th\u01b0\u1eddng gi\u1eef \u0111\u01b0\u1ee3c l\u1ef1c l\u00e0m k\u00edn t\u1ed1t h\u01a1n so v\u1edbi polyurethane th\u00f4ng th\u01b0\u1eddng. \u0110\u1ed9 bi\u1ebfn d\u1ea1ng n\u00e9n th\u1ea5p r\u1ea5t quan tr\u1ecdng v\u00ec gio\u0103ng c\u00f3 th\u1ec3 tr\u00f4ng c\u00f2n nguy\u00ean v\u1eb9n nh\u01b0ng v\u1eabn b\u1ecb m\u1ea5t \u00e1p su\u1ea5t ti\u1ebfp x\u00fac.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c ch\u1ec9 s\u1ed1 bi\u1ebfn d\u1ea1ng n\u00e9n r\u1ea5t d\u1ec5 b\u1ecb s\u1eed d\u1ee5ng sai. Ti\u00eau chu\u1ea9n ASTM D395 d\u00e0nh cho cao su \u0111\u1eb7c v\u00e0 ASTM D3574 d\u00e0nh cho v\u1eadt li\u1ec7u x\u1ed1p s\u1eed d\u1ee5ng c\u00e1c m\u1eabu th\u1eed v\u00e0 quy tr\u00ecnh kh\u00e1c nhau. Nhi\u1ec7t \u0111\u1ed9, ph\u1ea7n tr\u0103m n\u00e9n, th\u1eddi gian ph\u1ee5c h\u1ed3i v\u00e0 \u0111\u1ed9 d\u00e0y m\u1eabu \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebft qu\u1ea3. Ch\u1ec9 so s\u00e1nh c\u00e1c gi\u00e1 tr\u1ecb khi \u0111i\u1ec1u ki\u1ec7n th\u1eed nghi\u1ec7m tr\u00f9ng kh\u1edbp.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi gio\u0103ng t\u1ee7 \u0111i\u1ec7n ho\u1eb7c v\u1ecf pin, ch\u00fang t\u00f4i ki\u1ec3m tra nhi\u1ec1u h\u01a1n l\u1ef1c n\u00e9n ban \u0111\u1ea7u. Ch\u00fang t\u00f4i c\u0169ng ki\u1ec3m tra dung sai khe h\u1edf, \u0111\u1ed9 n\u00e9n m\u1ee5c ti\u00eau, \u0111\u1ed9 gi\u00e3n n\u1edf l\u1ef1c, t\u1ea3i tr\u1ecdng \u0111\u00f3ng v\u00e0 kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i sau khi l\u00e3o h\u00f3a. N\u00e9n qu\u00e1 m\u1ee9c m\u1ed9t gio\u0103ng m\u1ec1m c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m tu\u1ed5i th\u1ecd ngay c\u1ea3 khi b\u1ea3n th\u00e2n v\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0110\u1ed9 s\u1ea1ch, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch sinh h\u1ecdc v\u00e0 \u1ee9ng d\u1ee5ng ti\u1ebfp x\u00fac v\u1edbi th\u1ef1c ph\u1ea9m<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Silicone \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i cho <a href=\"https:\/\/rysilicone.com\/vi\/baby-silicone-feeding-set\/\">s\u1ea3n ph\u1ea9m cho em b\u00e9<\/a>, \u0110\u1ed3 d\u00f9ng nh\u00e0 b\u1ebfp, linh ki\u1ec7n y t\u1ebf, \u1ed1ng d\u1eabn v\u00e0 van \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb silicon v\u00ec c\u00e1c lo\u1ea1i silicon ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t, \u0111\u1ed9 d\u1ebbo v\u00e0 kh\u1ea3 n\u0103ng t\u1ea1o h\u00ecnh d\u1ec5 d\u00e0ng. Tuy nhi\u00ean, \u0111i\u1ec1u \u0111\u00f3 kh\u00f4ng c\u00f3 ngh\u0129a l\u00e0 m\u1ecdi lo\u1ea1i silicon \u0111\u1ec1u nh\u01b0 v\u1eady. <a href=\"https:\/\/rysilicone.com\/vi\/food-grade-vs-medical-grade-silicone\/\">an to\u00e0n th\u1ef1c ph\u1ea9m ho\u1eb7c \u0111\u1ea1t ti\u00eau chu\u1ea9n y t\u1ebf<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vi\u1ec7c tu\u00e2n th\u1ee7 ph\u1ee5 thu\u1ed9c v\u00e0o ph\u1ea1m vi th\u1eed nghi\u1ec7m ch\u00ednh x\u00e1c c\u1ee7a h\u1ee3p ch\u1ea5t v\u00e0 th\u00e0nh ph\u1ea9m. FDA 21 CFR 177.2600, c\u00e1c khuy\u1ebfn ngh\u1ecb c\u1ee7a LFGB, USP Class VI v\u00e0 ISO 10993 gi\u1ea3i \u0111\u00e1p nh\u1eefng c\u00e2u h\u1ecfi kh\u00e1c nhau. Ch\u1ea5t t\u1ea1o m\u00e0u, \u0111i\u1ec1u ki\u1ec7n sau x\u1eed l\u00fd, ch\u1ea5t t\u00e1ch khu\u00f4n, ch\u1ea5t k\u1ebft d\u00ednh v\u00e0 qu\u00e1 tr\u00ecnh in \u1ea5n c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i th\u00e0nh ph\u1ea9m. Y\u00eau c\u1ea7u khai b\u00e1o h\u1ee3p ch\u1ea5t v\u00e0 b\u00e1o c\u00e1o th\u1eed nghi\u1ec7m li\u00ean quan tr\u01b0\u1edbc khi ph\u00ea duy\u1ec7t v\u1eadt li\u1ec7u.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Khi n\u00e0o n\u00ean ch\u1ecdn polyurethane?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y ch\u1ecdn polyurethane khi b\u1ed9 ph\u1eadn \u0111\u00f3 ch\u1ecbu m\u00e0i m\u00f2n do ma s\u00e1t, ti\u1ebfp x\u00fac l\u0103n, va \u0111\u1eadp, t\u1ea3i tr\u1ecdng cao ho\u1eb7c \u0111\u1ed9 c\u1ee9ng m\u00e0 silicone kh\u00f4ng th\u1ec3 \u0111\u00e1p \u1ee9ng hi\u1ec7u qu\u1ea3.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n, c\u1eaft v\u00e0 x\u00e9<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Polyurethane th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn t\u1ed1t nh\u1ea5t cho b\u00e1nh xe, con l\u0103n, c\u00e0o, c\u00e1c b\u1ed9 ph\u1eadn truy\u1ec1n \u0111\u1ed9ng, t\u1ea5m b\u1ea3o v\u1ec7, c\u00e1c b\u1ed9 ph\u1eadn khai th\u00e1c m\u1ecf v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn x\u1eed l\u00fd v\u1eadt li\u1ec7u. H\u1ed9i \u0111\u1ed3ng H\u00f3a h\u1ecdc Hoa K\u1ef3 li\u1ec7t k\u00ea kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n, va \u0111\u1eadp, c\u1eaft, r\u00e1ch, d\u1ea7u v\u00e0 dung m\u00f4i l\u00e0 nh\u1eefng \u0111\u1eb7c t\u00ednh c\u00f3 s\u1eb5n c\u1ee7a ch\u1ea5t \u0111\u00e0n h\u1ed3i polyurethane. BASF c\u0169ng \u0111\u1ecbnh v\u1ecb polyurethane cho b\u00e1nh xe c\u00f4ng nghi\u1ec7p, n\u01a1i kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh hi\u1ec7u su\u1ea5t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u01afu \u0111i\u1ec3m n\u00e0y kh\u00f4ng ch\u1ec9 l\u00e0 l\u00fd thuy\u1ebft. Trong qu\u00e1 tr\u00ecnh ti\u1ebfp x\u00fac l\u1eb7p \u0111i l\u1eb7p l\u1ea1i, b\u1ec1 m\u1eb7t silicon c\u00f3 th\u1ec3 b\u1ecb m\u00e0i m\u00f2n, s\u1ee9t m\u1ebb ho\u1eb7c r\u00e1ch \u1edf c\u1ea1nh trong khi ph\u1ea7n polyurethane v\u1eabn ti\u1ebfp t\u1ee5c ch\u1ecbu t\u1ea3i. S\u1ef1 h\u01b0 h\u1ecfng th\u01b0\u1eddng b\u1eaft \u0111\u1ea7u \u1edf v\u1ebft in, g\u00f3c nh\u1ecdn, giao di\u1ec7n li\u00ean k\u1ebft ho\u1eb7c \u0111i\u1ec3m t\u1eadp trung \u1ee9ng su\u1ea5t c\u1ee5c b\u1ed9 h\u01a1n l\u00e0 \u1edf gi\u1eefa m\u1eabu th\u1eed k\u00e9o ti\u00eau chu\u1ea9n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y ch\u1ec9 r\u00f5 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m nh\u01b0 DIN 53516 ho\u1eb7c ASTM D5963. M\u1ed9t tuy\u00ean b\u1ed1 nh\u01b0 \u201ckh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n tuy\u1ec7t v\u1eddi\u201d l\u00e0 kh\u00f4ng \u0111\u1ee7 \u0111\u1ec3 so s\u00e1nh c\u00e1c nh\u00e0 cung c\u1ea5p.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">H\u00e0nh vi ch\u1ecbu t\u1ea3i v\u00e0 va \u0111\u1eadp<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Polyurethane c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c pha ch\u1ebf v\u1edbi \u0111\u1ed9 b\u1ec1n k\u00e9o, \u0111\u1ed9 b\u1ec1n x\u00e9 v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i cao trong khi v\u1eabn gi\u1eef \u0111\u01b0\u1ee3c \u0111\u1ed9 \u0111\u00e0n h\u1ed3i. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 h\u1eefu \u00edch cho c\u00e1c b\u1ed9 ph\u1eadn nh\u01b0 c\u1ea3n xe, gi\u1ea3m x\u00f3c, b\u00e1nh xe, kh\u1edbp n\u1ed1i v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn b\u1ea3o v\u1ec7.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed9 c\u1ee9ng \u0111\u01a1n thu\u1ea7n kh\u00f4ng m\u00f4 t\u1ea3 \u0111\u01b0\u1ee3c h\u1ebft h\u00e0nh vi n\u00e0y. Hai v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 c\u1ee9ng Shore A 80 c\u00f3 th\u1ec3 c\u00f3 m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i, \u0111\u1ed9 b\u1eadt l\u1ea1i, \u0111\u1ed9 tr\u1ec5, \u0111\u1ed9 b\u1ec1n x\u00e9 v\u00e0 kh\u1ea3 n\u0103ng sinh nhi\u1ec7t kh\u00e1c nhau. \u0110\u1ed1i v\u1edbi m\u1ed9t b\u00e1nh xe \u0111\u1ed9ng, ch\u00fang ta c\u1ea7n bi\u1ebft t\u1ea3i tr\u1ecdng, t\u1ed1c \u0111\u1ed9, chu k\u1ef3 ho\u1ea1t \u0111\u1ed9ng, thi\u1ebft k\u1ebf tr\u1ee5c b\u00e1nh, nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c \u0111i\u1ec3m ph\u1eb3ng ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c. H\u1ee3p ch\u1ea5t c\u1ee9ng h\u01a1n c\u00f3 th\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i nh\u01b0ng truy\u1ec1n nhi\u1ec1u rung \u0111\u1ed9ng h\u01a1n v\u00e0 t\u1ea1o ra nhi\u1ec7t l\u01b0\u1ee3ng b\u00ean trong kh\u00e1c nhau.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Nhi\u1ec1u t\u00f9y ch\u1ecdn v\u1ec1 \u0111\u1ed9 c\u1ee9ng v\u00e0 x\u1eed l\u00fd<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Polyurethane bao g\u1ed3m c\u00e1c ch\u1ea5t \u0111\u00e0n h\u1ed3i \u0111\u00fac, b\u1ecdt x\u1ed1p m\u1ec1m v\u00e0 c\u1ee9ng, l\u1edbp ph\u1ee7, ch\u1ea5t k\u1ebft d\u00ednh, ch\u1ea5t b\u1ecbt k\u00edn v\u00e0 polyurethane nhi\u1ec7t d\u1ebbo. Ph\u1ea1m vi \u1ee9ng d\u1ee5ng n\u00e0y cho ph\u00e9p c\u00e1c k\u1ef9 s\u01b0 \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9 c\u1ee9ng, m\u1eadt \u0111\u1ed9, \u0111\u1ed9 \u0111\u00e0n h\u1ed3i, \u0111\u1ed9 gi\u1ea3m ch\u1ea5n v\u00e0 quy tr\u00ecnh x\u1eed l\u00fd r\u1ed9ng r\u00e3i h\u01a1n so v\u1edbi ch\u01b0\u01a1ng tr\u00ecnh cao su silicon ti\u00eau chu\u1ea9n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nh\u01b0\u1ee3c \u0111i\u1ec3m l\u00e0 t\u00ednh nh\u1ea1y c\u1ea3m c\u1ee7a c\u00f4ng th\u1ee9c. \u201cPolyurethane\u201d kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t lo\u1ea1i v\u1eadt li\u1ec7u duy nh\u1ea5t. C\u00e1c ph\u00e2n \u0111o\u1ea1n m\u1ec1m c\u1ee7a polyester, polyether v\u00e0 polycarbonate c\u00f3 \u0111\u1eb7c t\u00ednh kh\u00e1c nhau. H\u00f3a h\u1ecdc isocyanate c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh tia c\u1ef1c t\u00edm, t\u00ednh ch\u1ea5t c\u01a1 h\u1ecdc v\u00e0 qu\u00e1 tr\u00ecnh gia c\u00f4ng. Vi\u1ec7c thay th\u1ebf nh\u00e0 cung c\u1ea5p m\u00e0 ch\u1ec9 gi\u1eef nguy\u00ean \u0111\u1ed9 c\u1ee9ng Shore v\u1eabn c\u00f3 th\u1ec3 l\u00e0m thay \u0111\u1ed5i tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Kh\u1ea3 n\u0103ng s\u01a1n ph\u1ee7 v\u00e0 \u0111\u1ed9 b\u00e1m d\u00ednh<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ed1i v\u1edbi c\u00e1c m\u1ed1i n\u1ed1i v\u00e0 c\u1ea5u ki\u1ec7n x\u00e2y d\u1ef1ng c\u1ea7n s\u01a1n, ch\u1ea5t tr\u00e1m polyurethane th\u01b0\u1eddng d\u1ec5 thi c\u00f4ng h\u01a1n. Nhi\u1ec1u b\u1ec1 m\u1eb7t silicone kh\u00f3 s\u01a1n v\u00e0 <a href=\"https:\/\/rysilicone.com\/vi\/how-to-bond-silicone-rubber\/\">kh\u00f3 g\u1eafn b\u00f3<\/a> kh\u00f4ng c\u1ea7n x\u1eed l\u00fd b\u1eb1ng plasma, l\u1edbp s\u01a1n l\u00f3t ho\u1eb7c ch\u1ea5t k\u1ebft d\u00ednh chuy\u00ean d\u1ee5ng cho silicone.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng n\u00ean kh\u00e1i qu\u00e1t h\u00f3a \u0111i\u1ec1u n\u00e0y th\u00e0nh &quot;ch\u1ea5t k\u1ebft d\u00ednh polyurethane b\u00e1m d\u00ednh t\u1ed1t h\u01a1n&quot;. \u0110\u1ed9 b\u00e1m d\u00ednh ph\u1ee5 thu\u1ed9c v\u00e0o ch\u1ea5t n\u1ec1n, n\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t, s\u1ef1 nhi\u1ec5m b\u1ea9n, l\u1edbp s\u01a1n l\u00f3t, chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a m\u1ed1i n\u1ed1i, \u0111i\u1ec1u ki\u1ec7n \u0111\u00f3ng r\u1eafn v\u00e0 th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a ch\u1ea5t k\u1ebft d\u00ednh. Th\u1ee7y tinh, nh\u00f4m anod h\u00f3a, kim lo\u1ea1i s\u01a1n, ABS, nylon v\u00e0 polypropylene ch\u01b0a qua x\u1eed l\u00fd c\u1ea7n c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m \u0111\u1ecbnh kh\u00e1c nhau.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Nhi\u1ec7t \u0111\u1ed9, n\u01b0\u1edbc v\u00e0 h\u00f3a ch\u1ea5t t\u00e1c \u0111\u1ed9ng \u0111\u1ebfn qu\u00e1 tr\u00ecnh ra quy\u1ebft \u0111\u1ecbnh nh\u01b0 th\u1ebf n\u00e0o?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e2u tr\u1ea3 l\u1eddi ch\u00ednh x\u00e1c ph\u1ee5 thu\u1ed9c v\u00e0o th\u1eddi gian ti\u1ebfp x\u00fac, n\u1ed3ng \u0111\u1ed9, nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc. Th\u1eed nghi\u1ec7m lau nhanh \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng kh\u00f4ng th\u1ec3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng ng\u00e2m li\u00ean t\u1ee5c \u1edf 80\u00b0C.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">N\u01b0\u1edbc v\u00e0 qu\u00e1 tr\u00ecnh th\u1ee7y ph\u00e2n<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Silicone c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 n\u01b0\u1edbc th\u1ea5p v\u00e0 th\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng t\u1ed1t trong \u0111i\u1ec1u ki\u1ec7n \u1ea9m \u01b0\u1edbt. Hi\u1ec7u su\u1ea5t c\u1ee7a polyurethane ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc c\u1ee7a \u0111o\u1ea1n m\u1ec1m. Polyurethane polyether th\u01b0\u1eddng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ee7y ph\u00e2n t\u1ed1t h\u01a1n polyurethane polyester. C\u00e1c lo\u1ea1i polyurethane polyester c\u00f3 th\u1ec3 mang l\u1ea1i c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng d\u1ea7u t\u1ed1t nh\u01b0ng c\u00f3 th\u1ec3 b\u1ecb gi\u1ea3m \u0111\u1ed9 b\u1ec1n khi ti\u1ebfp x\u00fac l\u00e2u d\u00e0i v\u1edbi n\u01b0\u1edbc n\u00f3ng ho\u1eb7c \u0111\u1ed9 \u1ea9m cao.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110i\u1ec1u n\u00e0y th\u01b0\u1eddng b\u1ecb b\u1ecf s\u00f3t v\u00ec c\u1ea3 hai lo\u1ea1i polyurethane \u0111\u1ec1u c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c ng\u00e2m ng\u1eafn h\u1ea1n \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng. Qu\u00e1 tr\u00ecnh th\u1ee7y ph\u00e2n t\u0103ng t\u1ed1c khi c\u00f3 nhi\u1ec7t. \u0110\u1ed1i v\u1edbi c\u00e1c b\u1ed9 ph\u1eadn polyurethane s\u1eed d\u1ee5ng trong m\u00f4i tr\u01b0\u1eddng \u1ea9m \u01b0\u1edbt, c\u1ea7n ki\u1ec3m tra kh\u1ea3 n\u0103ng gi\u1eef \u0111\u1ed9 b\u1ec1n k\u00e9o, \u0111\u1ed9 gi\u00e3n d\u00e0i, s\u1ef1 thay \u0111\u1ed5i \u0111\u1ed9 c\u1ee9ng v\u00e0 s\u1ef1 thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc sau \u0111i\u1ec1u ki\u1ec7n l\u00e3o h\u00f3a \u0111\u00e3 th\u1ecfa thu\u1eadn.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Polyether-and-polyester-polyurethane-hydrolysis-comparison-1024x576.jpg\" alt=\"\" class=\"wp-image-18938\" srcset=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Polyether-and-polyester-polyurethane-hydrolysis-comparison-1024x576.jpg 1024w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Polyether-and-polyester-polyurethane-hydrolysis-comparison-300x169.jpg 300w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Polyether-and-polyester-polyurethane-hydrolysis-comparison-768x432.jpg 768w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Polyether-and-polyester-polyurethane-hydrolysis-comparison-18x10.jpg 18w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Polyether-and-polyester-polyurethane-hydrolysis-comparison-600x338.jpg 600w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Polyether-and-polyester-polyurethane-hydrolysis-comparison.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">D\u1ea7u, nhi\u00ean li\u1ec7u, dung m\u00f4i, axit v\u00e0 ki\u1ec1m<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kh\u00f4ng c\u00f3 lo\u1ea1i polymer n\u00e0o gi\u00e0nh chi\u1ebfn th\u1eafng tuy\u1ec7t \u0111\u1ed1i trong m\u1ecdi tr\u01b0\u1eddng h\u1ee3p. <a href=\"https:\/\/rysilicone.com\/vi\/chemical-properties-of-silicone\/\">ti\u1ebfp x\u00fac v\u1edbi h\u00f3a ch\u1ea5t<\/a>. Silicone c\u00f3 th\u1ec3 tr\u01b0\u01a1ng n\u1edf trong m\u1ed9t s\u1ed1 lo\u1ea1i nhi\u00ean li\u1ec7u, d\u1ea7u v\u00e0 dung m\u00f4i kh\u00f4ng ph\u00e2n c\u1ef1c. Polyurethane c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng d\u1ea7u v\u00e0 m\u00e0i m\u00f2n t\u1ed1t, nh\u01b0ng axit \u0111\u1eadm \u0111\u1eb7c ho\u1eb7c dung d\u1ecbch ki\u1ec1m c\u00f3 th\u1ec3 t\u1ea5n c\u00f4ng m\u1ed9t s\u1ed1 lo\u1ea1i nh\u1ea5t \u0111\u1ecbnh. BASF l\u01b0u \u00fd r\u1eb1ng kh\u1ea3 n\u0103ng kh\u00e1ng h\u00f3a ch\u1ea5t c\u1ee7a polyurethane thay \u0111\u1ed5i theo th\u1eddi gian ti\u1ebfp x\u00fac, nhi\u1ec7t \u0111\u1ed9, n\u1ed3ng \u0111\u1ed9 v\u00e0 lo\u1ea1i h\u00f3a ch\u1ea5t, v\u00e0 s\u1ef1 xu\u1ed1ng c\u1ea5p c\u00f3 th\u1ec3 x\u1ea3y ra sau khi tr\u01b0\u01a1ng n\u1edf v\u00e0 \u0111\u1ee9t g\u00e3y chu\u1ed7i ph\u00e2n t\u1eed.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">S\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m ng\u00e2m d\u1ef1a tr\u00ean ti\u00eau chu\u1ea9n ASTM D471 ho\u1eb7c ti\u00eau chu\u1ea9n \u1ee9ng d\u1ee5ng li\u00ean quan. Ghi l\u1ea1i s\u1ef1 thay \u0111\u1ed5i th\u1ec3 t\u00edch, kh\u1ed1i l\u01b0\u1ee3ng, \u0111\u1ed9 c\u1ee9ng, \u0111\u1ed9 b\u1ec1n k\u00e9o v\u00e0 t\u00ecnh tr\u1ea1ng tr\u1ef1c quan. Ki\u1ec3m tra h\u1ee3p ch\u1ea5t m\u00e0u th\u1ef1c t\u1ebf, kh\u00f4ng ch\u1ec9 polyme n\u1ec1n.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Lo\u1ea1i v\u1eadt li\u1ec7u n\u00e0o t\u1ed1t h\u01a1n cho c\u00e1c b\u1ed9 ph\u1eadn \u0111\u00fac?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00ecnh d\u1ea1ng v\u00e0 th\u1ec3 t\u00edch c\u1ee7a chi ti\u1ebft c\u00f3 th\u1ec3 quy\u1ebft \u0111\u1ecbnh ph\u01b0\u01a1ng ph\u00e1p s\u1ea3n xu\u1ea5t tr\u01b0\u1edbc khi b\u1ea3ng \u0111\u1eb7c t\u00ednh \u0111\u01b0\u1ee3c \u0111\u01b0a ra.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-and-polyurethane-molding-process-comparison-1024x576.jpg\" alt=\"\" class=\"wp-image-18940\" srcset=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-and-polyurethane-molding-process-comparison-1024x576.jpg 1024w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-and-polyurethane-molding-process-comparison-300x169.jpg 300w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-and-polyurethane-molding-process-comparison-768x432.jpg 768w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-and-polyurethane-molding-process-comparison-18x10.jpg 18w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-and-polyurethane-molding-process-comparison-600x338.jpg 600w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-and-polyurethane-molding-process-comparison.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1c \u0111\u01b0\u1eddng d\u1eabn khu\u00f4n silicon<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/rysilicone.com\/vi\/complete-silicone-material-guide\/\">Cao su silicon c\u00f3 \u0111\u1ed9 nh\u1edbt cao<\/a> C\u00f3 th\u1ec3 \u00e9p khu\u00f4n, \u0111\u00fac chuy\u1ec3n, \u0111\u00f9n ho\u1eb7c \u00e9p phun t\u00f9y thu\u1ed9c v\u00e0o th\u00e0nh ph\u1ea7n v\u00e0 h\u00ecnh d\u1ea1ng. Cao su silicone l\u1ecfng s\u1eed d\u1ee5ng h\u1ec7 th\u1ed1ng \u0111\u1ecbnh l\u01b0\u1ee3ng hai th\u00e0nh ph\u1ea7n, h\u1ec7 th\u1ed1ng d\u1eabn ngu\u1ed9i v\u00e0 khu\u00f4n \u0111\u01b0\u1ee3c gia nhi\u1ec7t. LSR ho\u1ea1t \u0111\u1ed9ng t\u1ed1t cho c\u00e1c b\u1ed9 ph\u1eadn s\u1ea3n xu\u1ea5t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn, c\u00e1c ph\u1ea7n m\u1ecfng, th\u00e1o khu\u00f4n t\u1ef1 \u0111\u1ed9ng v\u00e0 \u00e9p ph\u1ee7 khi d\u1ee5ng c\u1ee5 v\u00e0 ch\u1ea5t n\u1ec1n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ph\u00f9 h\u1ee3p.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/rysilicone.com\/vi\/high-precision-silicone-molding\/\">Khu\u00f4n silicon<\/a> Ph\u1ea3i ki\u1ec3m so\u00e1t hi\u1ec7n t\u01b0\u1ee3ng bavia t\u1ea1i \u0111\u01b0\u1eddng ph\u00e2n khu\u00f4n v\u00e0 c\u00e1c l\u1ed7 th\u00f4ng h\u01a1i. Nh\u1ef1a LSR c\u00f3 \u0111\u1ed9 nh\u1edbt th\u1ea5p c\u00f3 th\u1ec3 l\u1ecdt v\u00e0o nh\u1eefng khe h\u1edf r\u1ea5t nh\u1ecf. Do \u0111\u00f3, \u0111\u1ed9 kh\u00edt c\u1ee7a d\u1ee5ng c\u1ee5, ch\u00e2n kh\u00f4ng, \u00e1p su\u1ea5t phun v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a k\u1eb9p \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn bavia nhi\u1ec1u h\u01a1n so v\u1edbi s\u1ef1 so s\u00e1nh v\u1eadt li\u1ec7u th\u00f4ng th\u01b0\u1eddng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111\u00fac polyurethane<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Polyurethane \u0111\u00fac khu\u00f4n th\u00edch h\u1ee3p cho s\u1ea3n xu\u1ea5t s\u1ed1 l\u01b0\u1ee3ng nh\u1ecf \u0111\u1ebfn trung b\u00ecnh, c\u00e1c chi ti\u1ebft d\u00e0y, con l\u0103n, b\u00e1nh xe v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn \u0111\u00e0n h\u1ed3i l\u1edbn. Ph\u01b0\u01a1ng ph\u00e1p \u00e9p phun ph\u1ea3n \u1ee9ng h\u1ed7 tr\u1ee3 s\u1ea3n xu\u1ea5t c\u00e1c b\u1ed9 ph\u1eadn l\u1edbn h\u01a1n v\u00e0 h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p. TPU c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u00e9p phun ho\u1eb7c \u0111\u00f9n b\u1eb1ng thi\u1ebft b\u1ecb nhi\u1ec7t d\u1ebbo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ki\u1ec3m so\u00e1t \u0111\u1ed9 \u1ea9m l\u00e0 y\u1ebfu t\u1ed1 c\u1ef1c k\u1ef3 quan tr\u1ecdng \u0111\u1ed1i v\u1edbi nhi\u1ec1u h\u1ec7 th\u1ed1ng polyurethane. Polyol, ti\u1ec1n polymer, ch\u1ea5t \u0111\u1ed9n, khu\u00f4n v\u00e0 kh\u00f4ng kh\u00ed xung quanh c\u00f3 th\u1ec3 \u0111\u01b0a n\u01b0\u1edbc v\u00e0o. N\u01b0\u1edbc ph\u1ea3n \u1ee9ng v\u1edbi isocyanate v\u00e0 c\u00f3 th\u1ec3 t\u1ea1o ra carbon dioxide, b\u1ecdt kh\u00ed, l\u1ed7 r\u1ed7ng ho\u1eb7c c\u00e1c \u0111\u1eb7c t\u00ednh kh\u00f4ng nh\u1ea5t qu\u00e1n. Do \u0111\u00f3, qu\u00e1 tr\u00ecnh s\u1ea5y kh\u00f4, t\u1ef7 l\u1ec7 tr\u1ed9n, kh\u1eed kh\u00ed, nhi\u1ec7t \u0111\u1ed9 khu\u00f4n v\u00e0 x\u1eed l\u00fd sau \u0111\u00f3ng r\u1eafn c\u1ea7n \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o quy tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Silicone c\u00f3 \u0111\u1eaft h\u01a1n polyurethane kh\u00f4ng?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Silicone th\u01b0\u1eddng c\u00f3 gi\u00e1 th\u00e0nh v\u1eadt li\u1ec7u cao h\u01a1n, nh\u01b0ng gi\u00e1 th\u00e0nh m\u1ed7i s\u1ea3n ph\u1ea9m kh\u00f4ng th\u1ec3 d\u1ef1 \u0111o\u00e1n ch\u1ec9 d\u1ef1a tr\u00ean lo\u1ea1i polymer.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Y\u1ebfu t\u1ed1 chi ph\u00ed<\/th><th>T\u00e1c \u0111\u1ed9ng silicon<\/th><th>Va \u0111\u1eadp polyurethane<\/th><\/tr><\/thead><tbody><tr><td>Nguy\u00ean li\u1ec7u th\u00f4<\/td><td>Th\u01b0\u1eddng cao h\u01a1n<\/td><td>Th\u01b0\u1eddng th\u1ea5p h\u01a1n, v\u1edbi s\u1ef1 bi\u1ebfn \u0111\u1ed5i l\u1edbn t\u00f9y thu\u1ed9c v\u00e0o th\u00e0nh ph\u1ea7n h\u00f3a h\u1ecdc.<\/td><\/tr><tr><td>C\u00f4ng c\u1ee5<\/td><td>C\u00f3 th\u1ec3 c\u1ea7n \u0111\u1ebfn d\u1ee5ng c\u1ee5 ch\u00ednh x\u00e1c \u0111\u1ec3 ki\u1ec3m so\u00e1t hi\u1ec7n t\u01b0\u1ee3ng l\u00f3e s\u00e1ng LSR.<\/td><td>Khu\u00f4n \u0111\u00fac c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m chi ph\u00ed \u1edf s\u1ea3n l\u01b0\u1ee3ng th\u1ea5p; khu\u00f4n \u00e9p phun TPU c\u00f3 th\u1ec3 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi khu\u00f4n nh\u1ef1a.<\/td><\/tr><tr><td>Chu k\u1ef3 v\u00e0 ch\u1eefa tr\u1ecb<\/td><td>LSR c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 c\u00e1c chu tr\u00ecnh t\u1ef1 \u0111\u1ed9ng nhanh; HCR c\u00f3 th\u1ec3 y\u00eau c\u1ea7u x\u1eed l\u00fd h\u1eadu k\u1ef3 th\u1ee9 c\u1ea5p.<\/td><td>C\u00e1c h\u1ec7 th\u1ed1ng \u0111\u00fac c\u00f3 th\u1ec3 y\u00eau c\u1ea7u qu\u00e1 tr\u00ecnh \u0111\u00f3ng r\u1eafn v\u00e0 x\u1eed l\u00fd sau \u0111\u00f3ng r\u1eafn \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t; TPU c\u00f3 th\u1ec3 tr\u1ea3i qua c\u00e1c chu k\u1ef3 nhi\u1ec7t d\u1ebbo.<\/td><\/tr><tr><td>Lo\u1ea1i b\u1ecf v\u00e0 l\u00e0m l\u1ea1i<\/td><td>Silicone nhi\u1ec7t r\u1eafn kh\u00f4ng th\u1ec3 n\u1ea5u ch\u1ea3y l\u1ea1i.<\/td><td>Nh\u1ef1a PU nhi\u1ec7t r\u1eafn kh\u00f4ng th\u1ec3 n\u1ea5u ch\u1ea3y l\u1ea1i; ph\u1ea7n nh\u1ef1a th\u1eeba TPU c\u00f3 th\u1ec3 t\u00e1i ch\u1ebf \u0111\u01b0\u1ee3c t\u00f9y thu\u1ed9c v\u00e0o gi\u1edbi h\u1ea1n ch\u1ea5t l\u01b0\u1ee3ng.<\/td><\/tr><tr><td>C\u00e1c ho\u1ea1t \u0111\u1ed9ng th\u1ee9 c\u1ea5p<\/td><td>C\u00f3 th\u1ec3 c\u1ea7n \u0111\u1ebfn plasma, ch\u1ea5t s\u01a1n l\u00f3t ho\u1eb7c ch\u1ea5t k\u1ebft d\u00ednh \u0111\u1eb7c bi\u1ec7t.<\/td><td>Vi\u1ec7c x\u1eed l\u00fd b\u1ec1 m\u1eb7t ho\u1eb7c s\u01a1n l\u00f3t v\u1eabn c\u00f3 th\u1ec3 c\u1ea7n thi\u1ebft; kh\u1ea3 n\u0103ng s\u01a1n ph\u1ee7 c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u1ed9 ph\u1ee9c t\u1ea1p th\u1ee9 c\u1ea5p.<\/td><\/tr><tr><td>Tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng<\/td><td>C\u00f3 th\u1ec3 b\u00f9 \u0111\u1eafp chi ph\u00ed trong c\u00e1c \u1ee9ng d\u1ee5ng l\u00e0m k\u00edn \u1edf nhi\u1ec7t \u0111\u1ed9 cao, ngo\u00e0i tr\u1eddi ho\u1eb7c trong th\u1eddi gian d\u00e0i.<\/td><td>C\u00f3 th\u1ec3 b\u00f9 \u0111\u1eafp chi ph\u00ed trong c\u00e1c \u1ee9ng d\u1ee5ng m\u00e0i m\u00f2n, va \u0111\u1eadp ho\u1eb7c t\u1ea3i tr\u1ecdng cao.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1ch so s\u00e1nh ch\u00ednh x\u00e1c l\u00e0 t\u1ed5ng chi ph\u00ed linh ki\u1ec7n trong su\u1ed1t th\u1eddi gian s\u1eed d\u1ee5ng y\u00eau c\u1ea7u. M\u1ed9t mi\u1ebfng \u0111\u1ec7m r\u1ebb ti\u1ec1n m\u00e0 nhanh ch\u00f3ng m\u1ea5t kh\u1ea3 n\u0103ng l\u00e0m k\u00edn th\u00ec kh\u00f4ng h\u1ec1 r\u1ebb h\u01a1n. M\u1ed9t con l\u0103n silicon cao c\u1ea5p b\u1ecb m\u00f2n nhanh khi ti\u1ebfp x\u00fac v\u1edbi v\u1eadt li\u1ec7u m\u00e0i m\u00f2n c\u0169ng kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn t\u1ed1t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ph\u01b0\u01a1ng ph\u00e1p l\u1ef1a ch\u1ecdn th\u1ef1c t\u1ebf gi\u1eefa Silicone v\u00e0 Polyurethane<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">H\u00e3y s\u1eed d\u1ee5ng gi\u1edbi h\u1ea1n \u1ee9ng d\u1ee5ng g\u00e2y ra l\u1ed7i kh\u00f4ng th\u1ec3 ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c \u0111\u1ea7u ti\u00ean.<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>X\u00e1c \u0111\u1ecbnh nhi\u1ec7t \u0111\u1ed9 li\u00ean t\u1ee5c v\u00e0 nhi\u1ec7t \u0111\u1ed9 \u0111\u1ec9nh, bao g\u1ed3m s\u1ed1 chu k\u1ef3 v\u00e0 th\u1eddi gian gi\u1eef nhi\u1ec7t.<\/li>\n\n\n\n<li>Ghi l\u1ea1i t\u1ea3i tr\u1ecdng t\u0129nh, t\u1ea3i tr\u1ecdng \u0111\u1ed9ng, \u0111\u1ed9 n\u00e9n, t\u1ed1c \u0111\u1ed9 tr\u01b0\u1ee3t v\u00e0 t\u1ea7n s\u1ed1 va \u0111\u1eadp.<\/li>\n\n\n\n<li>Li\u1ec7t k\u00ea c\u00e1c lo\u1ea1i ch\u1ea5t l\u1ecfng k\u00e8m theo n\u1ed3ng \u0111\u1ed9, nhi\u1ec7t \u0111\u1ed9 v\u00e0 th\u1eddi gian ti\u1ebfp x\u00fac.<\/li>\n\n\n\n<li>X\u00e1c \u0111\u1ecbnh c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 ti\u1ebfp x\u00fac v\u1edbi m\u00f4i tr\u01b0\u1eddng ngo\u00e0i tr\u1eddi, tia UV, ozone, \u0111\u1ed9 \u1ea9m v\u00e0 y\u00eau c\u1ea7u v\u1ec1 h\u00ecnh th\u1ee9c.<\/li>\n\n\n\n<li>Thi\u1ebft l\u1eadp c\u00e1c gi\u1edbi h\u1ea1n ch\u1ea5p nh\u1eadn c\u00f3 th\u1ec3 \u0111o l\u01b0\u1eddng \u0111\u01b0\u1ee3c \u0111\u1ed1i v\u1edbi \u0111\u1ed9 bi\u1ebfn d\u1ea1ng n\u00e9n, hao m\u00f2n do m\u00e0i m\u00f2n, \u0111\u1ed9 b\u1ec1n k\u00e9o, thay \u0111\u1ed5i \u0111\u1ed9 c\u1ee9ng, tr\u01b0\u01a1ng n\u1edf v\u00e0 thay \u0111\u1ed5i m\u00e0u s\u1eafc.<\/li>\n\n\n\n<li>Ch\u1ec9 l\u1ef1a ch\u1ecdn nh\u00f3m v\u1eadt li\u1ec7u v\u00e0 c\u1ea5p \u0111\u1ed9 sau khi \u0111\u00e3 \u0111\u1ed1i chi\u1ebfu ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m v\u1edbi ki\u1ec3u h\u1ecfng h\u00f3c.<\/li>\n\n\n\n<li>Ki\u1ec3m tra t\u00ednh h\u1ee3p l\u1ec7 c\u1ee7a c\u00e1c chi ti\u1ebft \u0111\u00fac t\u1eeb quy tr\u00ecnh d\u1ef1 \u0111\u1ecbnh. C\u00e1c b\u1ea3ng th\u00f4ng tin v\u00e0 b\u1ea3ng d\u1eef li\u1ec7u c\u1ee7a nh\u00e0 cung c\u1ea5p kh\u00f4ng th\u1ec3 hi\u1ec7n \u0111\u01b0\u1ee3c c\u00e1c chi ti\u1ebft nh\u01b0 c\u1ed5ng \u0111\u00fac, v\u00f9ng h\u00e0n, \u0111\u01b0\u1eddng n\u1ed1i, c\u00e1c chi ti\u1ebft ch\u00e8n d\u00e1n ho\u1eb7c s\u1ef1 bi\u1ebfn \u0111\u1ed5i trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t.<\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-or-polyurethane-material-decision-flowchart-1024x576.jpg\" alt=\"\" class=\"wp-image-18941\" srcset=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-or-polyurethane-material-decision-flowchart-1024x576.jpg 1024w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-or-polyurethane-material-decision-flowchart-300x169.jpg 300w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-or-polyurethane-material-decision-flowchart-768x432.jpg 768w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-or-polyurethane-material-decision-flowchart-18x10.jpg 18w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-or-polyurethane-material-decision-flowchart-600x338.jpg 600w, https:\/\/rysilicone.com\/wp-content\/uploads\/2026\/03\/Silicone-or-polyurethane-material-decision-flowchart.jpg 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">C\u1ea7n nh\u1eefng th\u00f4ng tin g\u00ec tr\u01b0\u1edbc khi b\u00e1o gi\u00e1?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t v\u1eadt li\u1ec7u h\u1eefu \u00edch, vui l\u00f2ng g\u1eedi b\u1ea3n v\u1ebd, kh\u1ed1i l\u01b0\u1ee3ng s\u1ea3n xu\u1ea5t h\u00e0ng n\u0103m, \u0111\u1ed9 c\u1ee9ng m\u1ee5c ti\u00eau, ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9, \u0111i\u1ec1u ki\u1ec7n t\u1ea3i, ti\u1ebfp x\u00fac v\u1edbi h\u00f3a ch\u1ea5t, tu\u1ed5i th\u1ecd y\u00eau c\u1ea7u, m\u00e0u s\u1eafc, ph\u1ea1m vi tu\u00e2n th\u1ee7 v\u00e0 ch\u1ebf \u0111\u1ed9 h\u1ecfng h\u00f3c hi\u1ec7n t\u1ea1i. N\u1ebfu \u0111ang thay th\u1ebf m\u1ed9t b\u1ed9 ph\u1eadn hi\u1ec7n c\u00f3, h\u00e3y bao g\u1ed3m c\u1ea3 c\u1ea5p v\u1eadt li\u1ec7u v\u00e0 b\u00e1o c\u00e1o th\u1eed nghi\u1ec7m c\u1ee7a b\u1ed9 ph\u1eadn \u0111\u00f3.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Silicone l\u00e0 l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh t\u1ed1t h\u01a1n v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t, ch\u1ecbu th\u1eddi ti\u1ebft v\u00e0 l\u00e0m k\u00edn l\u00e2u d\u00e0i. Polyurethane l\u00e0 l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh t\u1ed1t h\u01a1n v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ecbu m\u00e0i m\u00f2n, ch\u1ecbu va \u0111\u1eadp v\u00e0 ch\u1ecbu t\u1ea3i. Quy\u1ebft \u0111\u1ecbnh cu\u1ed1i c\u00f9ng thu\u1ed9c v\u1ec1 m\u00e1c nh\u1ef1a, h\u00ecnh d\u1ea1ng, quy tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 \u0111i\u1ec1u ki\u1ec7n ki\u1ec3m \u0111\u1ecbnh\u2014ch\u1ee9 kh\u00f4ng ph\u1ea3i t\u00ean g\u1ecdi c\u1ee7a lo\u1ea1i polymer.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u00e0i li\u1ec7u tham kh\u1ea3o k\u1ef9 thu\u1eadt<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/www.xometry.com\/resources\/materials\/silicone-vs-polyurethane\/\" target=\"_blank\" rel=\"noopener\">Xometry: Silicone so v\u1edbi Polyurethane<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.rogerscorp.com\/elastomeric-material-solutions\/bisco-silicones\" target=\"_blank\" rel=\"noopener\">T\u1ed5ng quan v\u1ec1 v\u1eadt li\u1ec7u silicone Rogers BISC<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.conro.com\/downloads\/Manuals\/Dowsil-Sylgard-186-Silicone-Elastomer-5.5KG-Kit-TDS.pdf\" target=\"_blank\" rel=\"noopener\">Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt ch\u1ea5t \u0111\u00e0n h\u1ed3i silicone Dow SYLGARD 186<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.americanchemistry.com\/industry-groups\/center-for-the-polyurethanes-industry-cpi\/applications-benefits\/polyurethane-coatings-adhesives-sealants-and-elastomers-case\" target=\"_blank\" rel=\"noopener\">H\u1ed9i \u0111\u1ed3ng H\u00f3a h\u1ecdc Hoa K\u1ef3: \u1ee8ng d\u1ee5ng CASE c\u1ee7a Polyurethane<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.americanchemistry.com\/content\/download\/4821\/file\/Polyurethane-and-Thermal-Degradation-Guidance.pdf\" target=\"_blank\" rel=\"noopener\">H\u1ed9i \u0111\u1ed3ng H\u00f3a h\u1ecdc Hoa K\u1ef3: H\u01b0\u1edbng d\u1eabn v\u1ec1 s\u1ef1 ph\u00e2n h\u1ee7y nhi\u1ec7t c\u1ee7a Polyurethane<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/www.basf.com\/dam\/jcr%3Ae42483e4-4087-3544-a6a2-f958427c1030\/Elastollan_Properties-Chemical-Properties.pdf\" target=\"_blank\" rel=\"noopener\">BASF: T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a Elastollan<\/a><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Silicone vs polyurethane is not a contest with one universal winner. The choice depends on the load, temperature, environment, service life, and manufacturing route. Choose silicone for temperature extremes, UV exposure, and long-term sealing. Choose polyurethane for abrasion, load-bearing, impact, and broad hardness options. That simple rule prevents many early mistakes. It is not enough [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":18939,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1045],"tags":[],"class_list":["post-4705","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-silicone-materials"],"_links":{"self":[{"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/posts\/4705","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/comments?post=4705"}],"version-history":[{"count":1,"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/posts\/4705\/revisions"}],"predecessor-version":[{"id":18943,"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/posts\/4705\/revisions\/18943"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/media\/18939"}],"wp:attachment":[{"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/media?parent=4705"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/categories?post=4705"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rysilicone.com\/vi\/wp-json\/wp\/v2\/tags?post=4705"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}