{"id":1278,"date":"2026-01-01T14:49:42","date_gmt":"2026-01-01T14:49:42","guid":{"rendered":"https:\/\/great-ocean-waterproof.com\/?p=1278"},"modified":"2026-01-02T04:10:02","modified_gmt":"2026-01-02T04:10:02","slug":"polyurethane-waterproof-coating-for-wood","status":"publish","type":"post","link":"https:\/\/great-ocean-waterproof.com\/vi\/polyurethane-waterproof-coating-for-wood\/","title":{"rendered":"L\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m polyurethane cho g\u1ed7"},"content":{"rendered":"

H\u1ec7 th\u1ed1ng ch\u1ed1ng th\u1ea5m polyurethane ti\u00ean ti\u1ebfn cho ki\u1ebfn \u200b\u200btr\u00fac g\u1ed7 v\u00e0 \u0111a ch\u1ea5t li\u1ec7u.<\/strong><\/h2>\n\n\n\n

Ng\u00e0nh x\u00e2y d\u1ef1ng to\u00e0n c\u1ea7u hi\u1ec7n \u0111ang tr\u1ea3i qua m\u1ed9t s\u1ef1 chuy\u1ec3n \u0111\u1ed5i m\u1ea1nh m\u1ebd h\u01b0\u1edbng t\u1edbi c\u00e1c v\u1eadt li\u1ec7u b\u1ea3o v\u1ec7 b\u1ec1n v\u1eefng, hi\u1ec7u su\u1ea5t cao, c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c s\u1ef1 kh\u1eafc nghi\u1ec7t c\u1ee7a qu\u00e1 tr\u00ecnh \u0111\u00f4 th\u1ecb h\u00f3a nhanh ch\u00f3ng v\u00e0 \u0111i\u1ec1u ki\u1ec7n kh\u00ed h\u1eadu ng\u00e0y c\u00e0ng bi\u1ebfn \u0111\u1ed5i. Trong b\u1ed1i c\u1ea3nh n\u00e0y, Great Ocean Waterproof \u0111\u00e3 kh\u1eb3ng \u0111\u1ecbnh v\u1ecb th\u1ebf l\u00e0 m\u1ed9t nh\u00e0 ti\u00ean phong h\u00e0ng \u0111\u1ea7u trong vi\u1ec7c ph\u00e1t tri\u1ec3n c\u00e1c gi\u1ea3i ph\u00e1p d\u1ef1a tr\u00ean polymer, \u0111\u1eb7c bi\u1ec7t l\u00e0 trong l\u0129nh v\u1ef1c quan tr\u1ecdng v\u1ec1 b\u1ea3o qu\u1ea3n g\u1ed7 v\u00e0 ch\u1ed1ng th\u1ea5m k\u1ebft c\u1ea5u. T\u00ednh linh ho\u1ea1t c\u1ee7a c\u00f4ng ngh\u1ec7 polyurethane \u0111\u00e3 cho ph\u00e9p t\u1ea1o ra c\u00e1c l\u1edbp ch\u1eafn c\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o cao, \u0111\u00e0n h\u1ed3i v\u00e0 kh\u00e1ng h\u00f3a ch\u1ea5t, gi\u1ea3i quy\u1ebft \u0111\u01b0\u1ee3c nh\u1eefng \u0111i\u1ec3m y\u1ebfu v\u1ed1n c\u00f3 c\u1ee7a nhi\u1ec1u lo\u1ea1i v\u1eadt li\u1ec7u n\u1ec1n kh\u00e1c nhau, t\u1eeb g\u1ed7 sinh h\u1ecdc \u0111\u1ebfn c\u00e1c thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed t\u1ed5ng h\u1ee3p. <\/p>\n\n\n\n

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H\u1ed3 s\u01a1 to\u00e0n di\u1ec7n v\u00e0 v\u1ecb th\u1ebf chi\u1ebfn l\u01b0\u1ee3c tr\u00ean th\u1ecb tr\u01b0\u1eddng c\u1ee7a Great Ocean Waterproof<\/strong><\/h2>\n\n\n\n

Th\u00e0nh l\u1eadp n\u0103m 1999, Great Ocean Waterproof \u0111\u00e3 t\u00edch l\u0169y h\u01a1n 26 n\u0103m kinh nghi\u1ec7m chuy\u00ean m\u00f4n trong nghi\u00ean c\u1ee9u, ph\u00e1t tri\u1ec3n v\u00e0 s\u1ea3n xu\u1ea5t h\u00e0ng lo\u1ea1t c\u00e1c v\u1eadt li\u1ec7u ch\u1ed1ng th\u1ea5m ti\u00ean ti\u1ebfn. Doanh nghi\u1ec7p c\u00f3 v\u1ecb tr\u00ed chi\u1ebfn l\u01b0\u1ee3c t\u1ea1i th\u1ecb tr\u1ea5n Tai Tou, Shouguang, \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn tr\u00ean to\u00e0n c\u1ea7u l\u00e0 trung t\u00e2m s\u1ea3n xu\u1ea5t v\u1eadt li\u1ec7u ch\u1ed1ng th\u1ea5m h\u00e0ng \u0111\u1ea7u v\u00e0 l\u1edbn nh\u1ea5t t\u1ea1i Trung Qu\u1ed1c. V\u1ecb tr\u00ed \u0111\u1ecba l\u00fd n\u00e0y mang l\u1ea1i cho c\u00f4ng ty l\u1ee3i th\u1ebf c\u1ea1nh tranh \u0111\u1ed9c \u0111\u00e1o, cho ph\u00e9p t\u00edch h\u1ee3p theo chi\u1ec1u d\u1ecdc v\u00e0 hi\u1ec3u bi\u1ebft s\u00e2u s\u1eafc v\u1ec1 c\u00e1c y\u00eau c\u1ea7u ti\u00eau chu\u1ea9n ng\u00e0nh cho c\u00e1c d\u1ef1 \u00e1n c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng to\u00e0n c\u1ea7u.   <\/p>\n\n\n\n

C\u01a1 s\u1edf s\u1ea3n xu\u1ea5t c\u1ee7a Great Ocean Waterproof bao g\u1ed3m m\u1ed9t khu nh\u00e0 x\u01b0\u1edfng r\u1ed9ng 26.000 m\u00e9t vu\u00f4ng v\u1edbi 12 d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t ti\u00ean ti\u1ebfn chuy\u00ean d\u00f9ng \u0111\u1ec3 t\u1ed5ng h\u1ee3p c\u00e1c lo\u1ea1i s\u01a1n ph\u1ee7 l\u1ecfng, b\u0103ng keo v\u00e0 m\u00e0ng bitum.<\/sup> L\u00e0 m\u1ed9t doanh nghi\u1ec7p c\u00f4ng ngh\u1ec7 cao \u0111\u01b0\u1ee3c ch\u1ee9ng nh\u1eadn, th\u01b0\u01a1ng hi\u1ec7u n\u00e0y ch\u00fa tr\u1ecdng tu\u00e2n th\u1ee7 qu\u1ea3n l\u00fd ch\u1ea5t l\u01b0\u1ee3ng to\u00e0n di\u1ec7n v\u00e0 \u0111\u1ea1t \u0111\u01b0\u1ee3c danh hi\u1ec7u \u201cS\u1ea3n ph\u1ea9m \u0111\u1ea1t ti\u00eau chu\u1ea9n ki\u1ec3m nghi\u1ec7m qu\u1ed1c gia\u201d, \u0111\u1ea3m b\u1ea3o m\u1ed7i l\u00f4 s\u1ea3n ph\u1ea9m \u0111\u1ec1u \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf nghi\u00eam ng\u1eb7t v\u1ec1 \u0111\u1ed9 b\u1ec1n v\u00e0 an to\u00e0n.<\/sup> <\/p>\n\n\n\n

Ch\u1ec9 s\u1ed1 ho\u1ea1t \u0111\u1ed9ng<\/td>Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 dung l\u01b0\u1ee3ng<\/td><\/tr><\/thead>
Th\u00e0nh l\u1eadp<\/strong><\/td>1999<\/td><\/tr>
Trung t\u00e2m c\u00f4ng nghi\u1ec7p<\/strong><\/td>Th\u1ecb tr\u1ea5n Tai Tou, Th\u1ecd Quang, Trung Qu\u1ed1c <\/sup><\/td><\/tr>
Khu v\u1ef1c ti\u1ec7n \u00edch<\/strong><\/td>26.000 m\u00e9t vu\u00f4ng <\/sup><\/td><\/tr>
D\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t<\/strong><\/td>12 D\u00f2ng s\u1ea3n ph\u1ea9m ti\u00ean ti\u1ebfn t\u00edch h\u1ee3p <\/sup><\/td><\/tr>
Danh m\u1ee5c s\u1ea3n ph\u1ea9m<\/strong><\/td>L\u1edbp ph\u1ee7, cu\u1ed9n, b\u0103ng keo, v\u1eadt li\u1ec7u \u0111\u1ecba k\u1ef9 thu\u1eadt <\/sup><\/td><\/tr>
Ph\u1ea1m vi th\u1ecb tr\u01b0\u1eddng<\/strong><\/td>H\u01a1n 20 t\u1ec9nh th\u00e0nh v\u00e0 xu\u1ea5t kh\u1ea9u to\u00e0n c\u1ea7u <\/sup><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Gi\u00e1 tr\u1ecb c\u1ed1t l\u00f5i c\u1ee7a c\u00f4ng ty \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng d\u1ef1a tr\u00ean ba tr\u1ee5 c\u1ed9t \u201cCh\u00ednh tr\u1ef1c, Th\u1ef1c d\u1ee5ng v\u00e0 \u0110\u1ed5i m\u1edbi\u201d, \u01b0u ti\u00ean l\u1ee3i \u00edch \u201cC\u00f9ng c\u00f3 l\u1ee3i\u201d cho c\u00e1c \u0111\u1ed1i t\u00e1c to\u00e0n c\u1ea7u. Cam k\u1ebft h\u01b0\u1edbng \u0111\u1ebfn s\u1ef1 xu\u1ea5t s\u1eafc n\u00e0y \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n qua d\u00f2ng s\u1ea3n ph\u1ea9m d\u1ea1ng l\u1ecfng \u0111a d\u1ea1ng, trong \u0111\u00f3 l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m polyurethane l\u00e0 c\u00f4ng ngh\u1ec7 ch\u1ee7 l\u1ef1c nh\u1edd \u0111\u1ed9 \u0111\u00e0n h\u1ed3i cao, kh\u1ea3 n\u0103ng thi c\u00f4ng li\u1ec1n m\u1ea1ch v\u00e0 tu\u00e2n th\u1ee7 c\u00e1c quy \u0111\u1ecbnh v\u1ec1 m\u00f4i tr\u01b0\u1eddng.<\/p>\n\n\n\n

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C\u00e1c n\u1ec1n t\u1ea3ng h\u00f3a h\u1ecdc v\u00e0 \u0111\u1ed9ng l\u1ef1c h\u1ecdc ph\u00e2n t\u1eed c\u1ee7a c\u00f4ng ngh\u1ec7 polyurethane<\/strong><\/h2>\n\n\n\n

Hi\u1ec7u qu\u1ea3 c\u1ee7a polyurethane nh\u01b0 m\u1ed9t ch\u1ea5t ch\u1ed1ng th\u1ea5m b\u1eaft ngu\u1ed3n t\u1eeb c\u1ea5u tr\u00fac ph\u00e2n t\u1eed \u0111\u1ed9c \u0111\u00e1o c\u1ee7a n\u00f3. Polyurethane \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh th\u00f4ng qua qu\u00e1 tr\u00ecnh tr\u00f9ng h\u1ee3p t\u1eebng b\u01b0\u1edbc c\u1ee7a diisocyanat v\u1edbi polyol (polyete ho\u1eb7c polyester). Ph\u1ea3n \u1ee9ng n\u00e0y t\u1ea1o th\u00e0nh c\u1ea5u tr\u00fac copolyme kh\u1ed1i ph\u00e2n \u0111o\u1ea1n, trong \u0111\u00f3 c\u00e1c \u0111o\u1ea1n c\u1ee9ng, th\u01b0\u1eddng bao g\u1ed3m c\u00e1c li\u00ean k\u1ebft urethane v\u00e0 c\u00e1c v\u00f2ng th\u01a1m ho\u1eb7c b\u00e9o, cung c\u1ea5p \u0111\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t, trong khi c\u00e1c \u0111o\u1ea1n m\u1ec1m cung c\u1ea5p \u0111\u1ed9 linh ho\u1ea1t c\u1ea7n thi\u1ebft cho vi\u1ec7c b\u1eafc c\u1ea7u v\u1ebft n\u1ee9t v\u00e0 chuy\u1ec3n \u0111\u1ed9ng nhi\u1ec7t.<\/sup>   <\/p>\n\n\n\n

Trong c\u00f4ng th\u1ee9c c\u1ee5 th\u1ec3 c\u1ee7a m\u1ed9t\u00a0l\u1edbp ph\u1ee7 polyurethane ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc<\/a>\u00a0<\/strong>Trong h\u1ec7 th\u1ed1ng n\u00e0y, ph\u1ea3n \u1ee9ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t b\u1edfi \u0111\u1ed9 \u1ea9m. C\u00e1c nh\u00f3m \u2013NCO (isocyanate) trong ti\u1ec1n polymer ph\u1ea3n \u1ee9ng v\u1edbi h\u01a1i \u1ea9m trong kh\u00f4ng kh\u00ed \u0111\u1ec3 t\u1ea1o th\u00e0nh axit carbamic kh\u00f4ng b\u1ec1n, sau \u0111\u00f3 ph\u00e2n h\u1ee7y th\u00e0nh amin v\u00e0 carbon dioxide. Amin t\u1ea1o th\u00e0nh sau \u0111\u00f3 ph\u1ea3n \u1ee9ng v\u1edbi m\u1ed9t nh\u00f3m isocyanate kh\u00e1c \u0111\u1ec3 t\u1ea1o th\u00e0nh li\u00ean k\u1ebft ur\u00ea, t\u1ea1o ra m\u1ed9t m\u1ea1ng l\u01b0\u1edbi li\u00ean k\u1ebft ch\u00e9o c\u00f3 \u0111\u1ed9 b\u1ec1n c\u1ef1c cao.<\/p>\n\n\n\n

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Qu\u00e1 tr\u00ecnh h\u00f3a h\u1ecdc n\u00e0y t\u1ea1o ra m\u1ed9t l\u1edbp m\u00e0ng li\u1ec1n m\u1ea1ch, gi\u1ed1ng nh\u01b0 cao su, c\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o cao v\u00e0 kh\u1ea3 n\u0103ng gi\u00e3n d\u00e0i \u0111\u00e1ng k\u1ec3. \u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng chuy\u00ean nghi\u1ec7p, s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa h\u1ec7 th\u1ed1ng m\u1ed9t th\u00e0nh ph\u1ea7n (nh\u01b0 Great Ocean JY-951) v\u00e0 h\u1ec7 th\u1ed1ng hai th\u00e0nh ph\u1ea7n (JY-DPU) l\u00e0 r\u1ea5t quan tr\u1ecdng. H\u1ec7 th\u1ed1ng m\u1ed9t th\u00e0nh ph\u1ea7n d\u1ec5 s\u1eed d\u1ee5ng v\u00e0 gi\u1ea3m nguy c\u01a1 sai s\u00f3t khi pha tr\u1ed9n, trong khi h\u1ec7 th\u1ed1ng hai th\u00e0nh ph\u1ea7n cho ph\u00e9p ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c t\u1ed1c \u0111\u1ed9 \u0111\u00f3ng r\u1eafn trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u00e1c nhau.<\/p>\n\n\n\n

Khoa h\u1ecdc v\u1eadt li\u1ec7u ti\u00ean ti\u1ebfn v\u1ec1 b\u1ea3o v\u1ec7 v\u00e0 th\u1ea9m m\u1ef9 g\u1ed7<\/strong><\/h2>\n\n\n\n

G\u1ed7 l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u sinh h\u1ecdc h\u00fat \u1ea9m, t\u1ef1 nhi\u00ean ph\u1ea3n \u1ee9ng v\u1edbi s\u1ef1 thay \u0111\u1ed5i \u0111\u1ed9 \u1ea9m m\u00f4i tr\u01b0\u1eddng th\u00f4ng qua s\u1ef1 gi\u00e3n n\u1edf v\u00e0 co l\u1ea1i v\u1ec1 th\u1ec3 t\u00edch. N\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 \u0111\u1ea7y \u0111\u1ee7, s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng n\u00e0y s\u1ebd d\u1eabn \u0111\u1ebfn \u1ee9ng su\u1ea5t b\u00ean trong, n\u1ee9t b\u1ec1 m\u1eb7t v\u00e0 cu\u1ed1i c\u00f9ng l\u00e0 m\u1ee5c n\u00e1t do h\u01a1i \u1ea9m b\u1ecb gi\u1eef l\u1ea1i. Vi\u1ec7c \u1ee9ng d\u1ee5ng m\u1ed9t l\u1edbp b\u1ea3o v\u1ec7 th\u00edch h\u1ee3p s\u1ebd gi\u00fap ch\u1ed1ng l\u1ea1i s\u1ef1 x\u00e2m l\u1ea5n c\u1ee7a g\u1ed7.\u00a0L\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m trong su\u1ed1t cho g\u1ed7<\/a>\u00a0Do \u0111\u00f3, \u0111\u00e2y l\u00e0 m\u1ed9t y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt c\u1ea7n thi\u1ebft \u0111\u1ec3 b\u1ea3o to\u00e0n c\u1ea3 t\u00ednh to\u00e0n v\u1eb9n c\u1ea5u tr\u00fac v\u00e0 v\u1ebb \u0111\u1eb9p th\u1ea9m m\u1ef9 c\u1ee7a ki\u1ebfn \u200b\u200btr\u00fac s\u1eed d\u1ee5ng g\u1ed7.<\/p>\n\n\n\n

S\u1ef1 ti\u1ebfn h\u00f3a c\u1ee7a c\u00e1c c\u00f4ng ngh\u1ec7 ho\u00e0n thi\u1ec7n g\u1ed7<\/strong><\/h3>\n\n\n\n

C\u00e1c lo\u1ea1i s\u01a1n ph\u1ee7 g\u1ed7 truy\u1ec1n th\u1ed1ng, nh\u01b0 d\u1ea7u t\u1ef1 nhi\u00ean ho\u1eb7c vecni \u0111\u01a1n gi\u1ea3n, th\u01b0\u1eddng kh\u00f4ng cung c\u1ea5p kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 \u0111\u1ea7y \u0111\u1ee7 ch\u1ed1ng l\u1ea1i tia c\u1ef1c t\u00edm v\u00e0 s\u1ef1 x\u00e2m nh\u1eadp c\u1ee7a n\u01b0\u1edbc. H\u1ec7 th\u1ed1ng polyurethane hi\u1ec7n \u0111\u1ea1i \u0111\u00e3 c\u00e1ch m\u1ea1ng h\u00f3a l\u0129nh v\u1ef1c n\u00e0y b\u1eb1ng c\u00e1ch t\u1ea1o ra m\u1ed9t l\u1edbp m\u00e0ng ch\u1eafn v\u1eeba b\u1ec1n ch\u1eafc v\u1eeba \u0111\u00e0n h\u1ed3i. L\u1edbp ph\u1ee7 g\u1ed7 hi\u1ec7u su\u1ea5t cao ph\u1ea3i c\u00f3 c\u00e1c ch\u1ea5t \u1ee9c ch\u1ebf tia c\u1ef1c t\u00edm chuy\u00ean d\u1ee5ng \u0111\u1ec3 ng\u0103n ch\u1eb7n s\u1ef1 ph\u00e2n h\u1ee7y c\u1ee7a lignin, ch\u1ea5t k\u1ebft d\u00ednh t\u1ef1 nhi\u00ean trong s\u1ee3i g\u1ed7.<\/p>\n\n\n\n

Lo\u1ea1i l\u1edbp ph\u1ee7<\/td>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh<\/td>\u1ee8ng d\u1ee5ng \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t <\/sup><\/td><\/tr><\/thead>
PU g\u1ed1c n\u01b0\u1edbc<\/strong><\/td>H\u00e0m l\u01b0\u1ee3ng VOC th\u1ea5p, kh\u00f4 nhanh, l\u1edbp ph\u1ee7 trong su\u1ed1t.<\/td>\u0110\u1ed3 n\u1ed9i th\u1ea5t, g\u1ed7 s\u00e1ng m\u00e0u<\/td><\/tr>
PU g\u1ed1c d\u1ea7u<\/strong><\/td>\u0110\u1ed9 b\u1ec1n cao, t\u00f4ng m\u00e0u h\u1ed5 ph\u00e1ch<\/td>S\u00e0n nh\u00e0 c\u00f3 m\u1eadt \u0111\u1ed9 \u0111i l\u1ea1i cao, s\u00e0n g\u1ed7 ngo\u00e0i tr\u1eddi<\/td><\/tr>
L\u1edbp ph\u1ee7 ngo\u00e0i aliphatic<\/strong><\/td>Ch\u1ed1ng tia c\u1ef1c t\u00edm, kh\u00f4ng phai m\u00e0u<\/td>S\u00e2n hi\u00ean ngo\u00e0i tr\u1eddi, c\u00e1c c\u00f4ng tr\u00ecnh b\u1eb1ng g\u1ed7 l\u1ed9 thi\u00ean<\/td><\/tr>
V\u1eadt li\u1ec7u lai Acrylic-PU<\/strong><\/td>Kh\u00f4ng b\u1ecb \u1ed1 v\u00e0ng, \u0111\u1ed9 trong su\u1ed1t cao.<\/td>G\u1ed7 nh\u1ea1t m\u00e0u, \u0111i\u1ec3m nh\u1ea5n ki\u1ebfn \u200b\u200btr\u00fac<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u0110\u1ed9 b\u1ec1n c\u01a1 h\u1ecdc c\u1ee7a polyurethane cho ph\u00e9p n\u00f3 ch\u1ecbu \u0111\u01b0\u1ee3c s\u1ef1 m\u00e0i m\u00f2n \u0111\u00e1ng k\u1ec3, l\u00fd t\u01b0\u1edfng cho s\u00e0n g\u1ed7 trong c\u00e1c c\u00f4ng tr\u00ecnh th\u01b0\u01a1ng m\u1ea1i v\u00e0 nh\u00e0 \u1edf. Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c l\u1edbp ph\u1ee7 d\u1ec5 v\u1ee1 h\u01a1n, PU c\u00f3 th\u1ec3 h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng va \u0111\u1eadp m\u00e0 kh\u00f4ng b\u1ecb bong tr\u00f3c kh\u1ecfi l\u1edbp n\u1ec1n g\u1ed7.<\/p>\n\n\n\n

K\u1ef9 thu\u1eadt chi\u1ebfn l\u01b0\u1ee3c cho m\u00e1i nh\u00e0 v\u00e0 c\u00e1c c\u00f4ng tr\u00ecnh ki\u1ebfn \u200b\u200btr\u00fac bao che<\/strong><\/h2>\n\n\n\n

H\u1ec7 th\u1ed1ng m\u00e1i nh\u00e0 ph\u1ea3i ch\u1ecbu \u0111\u1ef1ng m\u1ed9t s\u1ed1 \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t nh\u1ea5t, bao g\u1ed3m ti\u1ebfp x\u00fac tr\u1ef1c ti\u1ebfp v\u1edbi tia c\u1ef1c t\u00edm, ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 l\u1edbn v\u00e0 \u1ee9ng su\u1ea5t c\u01a1 h\u1ecdc do chuy\u1ec3n \u0111\u1ed9ng k\u1ebft c\u1ea5u. Vi\u1ec7c s\u1eed d\u1ee5ng m\u1ed9t h\u1ec7 th\u1ed1ng m\u00e1i nh\u00e0 hi\u1ec7u qu\u1ea3 gi\u00fap gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a tia c\u1ef1c t\u00edm.\u00a0l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m polyurethane cho m\u00e1i nh\u00e0<\/a>\u00a0\u1ee8ng d\u1ee5ng n\u00e0y cung c\u1ea5p m\u1ed9t l\u1edbp ch\u1eafn li\u1ec1n m\u1ea1ch, nguy\u00ean kh\u1ed1i, lo\u1ea1i b\u1ecf nguy c\u01a1 h\u01b0 h\u1ecfng \u0111\u01b0\u1eddng n\u1ed1i, v\u1ed1n l\u00e0 nguy\u00ean nh\u00e2n ch\u00ednh g\u00e2y r\u00f2 r\u1ec9 trong c\u00e1c h\u1ec7 th\u1ed1ng m\u00e0ng truy\u1ec1n th\u1ed1ng.<\/p>\n\n\n\n

H\u1ec7 th\u1ed1ng m\u00e0ng l\u1ecdc d\u1ea1ng l\u1ecfng so v\u1edbi h\u1ec7 th\u1ed1ng m\u00e0ng l\u1ecdc truy\u1ec1n th\u1ed1ng<\/strong><\/h3>\n\n\n\n

M\u1eb7c d\u00f9 m\u00e0ng ch\u1ed1ng th\u1ea5m l\u00e0m t\u1eeb bitum bi\u1ebfn t\u00ednh SBS ho\u1eb7c APP mang l\u1ea1i kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 ch\u1eafc ch\u1eafn, nh\u01b0ng polyurethane d\u1ea1ng l\u1ecfng l\u1ea1i cho ph\u00e9p x\u1eed l\u00fd chi ti\u1ebft t\u1ed1t h\u01a1n nhi\u1ec1u so v\u1edbi v\u1eadt li\u1ec7u d\u1ea1ng t\u1ea5m. V\u00ed d\u1ee5, l\u1edbp ph\u1ee7 m\u00e1i ch\u1ed1ng th\u1ea5m polyurethane c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng thi c\u00f4ng xung quanh c\u00e1c v\u1ecb tr\u00ed ph\u1ee9c t\u1ea1p nh\u01b0 d\u00e0n l\u1ea1nh, c\u1eeda s\u1ed5 m\u00e1i v\u00e0 \u1ed1ng tho\u00e1t n\u01b0\u1edbc, \u0111\u1ea3m b\u1ea3o l\u1edbp b\u1ecbt k\u00edn li\u00ean t\u1ee5c.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n y\u00eau c\u1ea7u tri\u1ec3n khai nhanh ch\u00f3ng v\u00e0 ti\u1ebft ki\u1ec7m chi ph\u00ed, ng\u00e0nh c\u00f4ng nghi\u1ec7p s\u01a1n ph\u1ee7 ch\u1ed1ng th\u1ea5m m\u00e1i nh\u00e0 ng\u00e0y c\u00e0ng s\u1eed d\u1ee5ng b\u1ecdt polyurethane phun (SPF) v\u00e0 m\u00e0ng l\u1ecfng. C\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y cung c\u1ea5p \u0111\u1eb7c t\u00ednh c\u00e1ch nhi\u1ec7t v\u01b0\u1ee3t tr\u1ed9i (gi\u00e1 tr\u1ecb R) \u0111\u1ed3ng th\u1eddi \u0111\u00f3ng vai tr\u00f2 l\u00e0 l\u1edbp ch\u1ed1ng th\u1ea5m ch\u00ednh. T\u1ea1i c\u00e1c v\u00f9ng c\u00f3 c\u01b0\u1eddng \u0111\u1ed9 b\u1ee9c x\u1ea1 m\u1eb7t tr\u1eddi cao, c\u00e1c l\u1edbp ph\u1ee7 n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c pha ch\u1ebf v\u1edbi ch\u1ec9 s\u1ed1 ph\u1ea3n x\u1ea1 m\u1eb7t tr\u1eddi cao \u0111\u1ec3 gi\u1ea3m thi\u1ec3u hi\u1ec7u \u1ee9ng \u0111\u1ea3o nhi\u1ec7t \u0111\u00f4 th\u1ecb v\u00e0 gi\u1ea3m ti\u00eau th\u1ee5 n\u0103ng l\u01b0\u1ee3ng trong c\u00e1c t\u00f2a nh\u00e0.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

L\u1edbp n\u1ec1n b\u00ea t\u00f4ng v\u00e0 t\u00ednh to\u00e0n v\u1eb9n c\u1ea5u tr\u00fac ng\u1ea7m<\/strong><\/h2>\n\n\n\n

B\u00ea t\u00f4ng, m\u1eb7c d\u00f9 c\u00f3 \u0111\u1ed9 b\u1ec1n v\u1ed1n c\u00f3, l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u x\u1ed1p d\u1ec5 b\u1ecb cacbonat h\u00f3a v\u00e0 x\u00e2m nh\u1eadp clorua, c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn \u0103n m\u00f2n c\u1ed1t th\u00e9p b\u00ean trong. Vi\u1ec7c s\u1eed d\u1ee5ng... L\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m polyurethane cho b\u00ea t\u00f4ng<\/a> N\u00f3 t\u1ea1o ra m\u1ed9t l\u1edbp m\u00e0ng b\u1ea3o v\u1ec7 gi\u00fap b\u1ecbt k\u00edn c\u00e1c l\u1ed7 mao d\u1eabn v\u00e0 ng\u0103n ch\u1eb7n s\u1ef1 di chuy\u1ec3n c\u1ee7a n\u01b0\u1edbc l\u1ecfng v\u00e0 c\u00e1c ion \u0103n m\u00f2n.<\/p>\n\n\n\n

Ch\u1ed1ng th\u1ea5m n\u1ec1n m\u00f3ng v\u00e0 l\u1edbp \u0111\u1ea5t b\u00ean d\u01b0\u1edbi<\/strong>
<\/h3>\n\n\n\n

T\u01b0\u1eddng m\u00f3ng v\u00e0 t\u1ea7ng h\u1ea7m th\u01b0\u1eddng xuy\u00ean ch\u1ecbu \u00e1p l\u1ef1c th\u1ee7y t\u0129nh v\u00e0 c\u00e1c ch\u1ea5t h\u00f3a h\u1ecdc trong \u0111\u1ea5t. L\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m hi\u1ec7u su\u1ea5t cao cho t\u01b0\u1eddng t\u1ea7ng h\u1ea7m ph\u1ea3i c\u00f3 \u0111\u1ed9 b\u00e1m d\u00ednh v\u01b0\u1ee3t tr\u1ed9i v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i s\u1ef1 t\u1ea5n c\u00f4ng c\u1ee7a sinh v\u1eadt, ch\u1eb3ng h\u1ea1n nh\u01b0 n\u1ea5m m\u1ed1c v\u00e0 s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a n\u1ea5m. C\u00e1c c\u00f4ng th\u1ee9c PU c\u1ee7a Great Ocean Waterproof \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 x\u1eed l\u00fd c\u00e1c \u0111i\u1ec1u ki\u1ec7n n\u00e0y, cung c\u1ea5p kh\u1ea3 n\u0103ng \"l\u1ea5p \u0111\u1ea7y v\u1ebft n\u1ee9t\" hi\u1ec7u qu\u1ea3 ngay c\u1ea3 khi t\u00f2a nh\u00e0 b\u1ecb l\u00fan nh\u1eb9 ho\u1eb7c chuy\u1ec3n \u0111\u1ed9ng \u0111\u1ecba ch\u1ea5n.<\/p>\n\n\n\n

\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng b\u00ea t\u00f4ng mang t\u00ednh th\u1ea9m m\u1ef9, L\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m trong su\u1ed1t cho b\u00ea t\u00f4ng<\/a> Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng. N\u00f3 cho ph\u00e9p v\u1ebb ngo\u00e0i c\u00f4ng nghi\u1ec7p t\u1ef1 nhi\u00ean c\u1ee7a b\u00ea t\u00f4ng v\u1eabn \u0111\u01b0\u1ee3c nh\u00ecn th\u1ea5y trong khi v\u1eabn cung c\u1ea5p kh\u1ea3 n\u0103ng ch\u1ed1ng \u1ea9m t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi c\u00e1c h\u1ec7 th\u1ed1ng b\u00ea t\u00f4ng c\u00f3 m\u00e0u. \u0110i\u1ec1u n\u00e0y \u0111\u1eb7c bi\u1ec7t ph\u1ed5 bi\u1ebfn trong c\u00e1c thi\u1ebft k\u1ebf ki\u1ebfn \u200b\u200btr\u00fac hi\u1ec7n \u0111\u1ea1i cho c\u00e1c c\u0103n h\u1ed9 \u00e1p m\u00e1i, b\u1ea3o t\u00e0ng v\u00e0 kh\u00f4ng gian th\u01b0\u01a1ng m\u1ea1i cao c\u1ea5p.<\/p>\n\n\n\n

Ph\u00e2n t\u00edch so s\u00e1nh k\u1ef9 thu\u1eadt c\u00e1c c\u00f4ng ngh\u1ec7 ch\u1ed1ng th\u1ea5m<\/strong><\/h2>\n\n\n\n

Vi\u1ec7c l\u1ef1a ch\u1ecdn c\u00f4ng ngh\u1ec7 ch\u1ed1ng th\u1ea5m ph\u00f9 h\u1ee3p \u0111\u00f2i h\u1ecfi s\u1ef1 hi\u1ec3u bi\u1ebft s\u00e2u s\u1eafc v\u1ec1 nh\u1eefng \u01b0u nh\u01b0\u1ee3c \u0111i\u1ec3m kh\u00e1c nhau gi\u1eefa c\u00e1c lo\u1ea1i v\u1eadt li\u1ec7u. B\u1ea3ng sau \u0111\u00e2y so s\u00e1nh tr\u1ef1c ti\u1ebfp gi\u1eefa polyurethane l\u1ecfng v\u00e0 c\u00e1c c\u00f4ng ngh\u1ec7 m\u00e0ng ch\u1ed1ng th\u1ea5m ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ng\u00e0nh x\u00e2y d\u1ef1ng to\u00e0n c\u1ea7u.<\/p>\n\n\n\n

Th\u00f4ng s\u1ed1 c\u00f4ng ngh\u1ec7<\/strong><\/td>Polyurethane (d\u1ea1ng l\u1ecfng)<\/strong><\/td>Nh\u1ef1a \u0111\u01b0\u1eddng SBS<\/strong><\/td>APP Bituminous<\/strong><\/td>M\u00e0ng PVC<\/strong><\/td><\/tr><\/thead>
C\u01a1 s\u1edf v\u1eadt ch\u1ea5t<\/strong><\/td>Polyme ph\u1ea3n \u1ee9ng<\/td>Cao su t\u1ed5ng h\u1ee3p\/Nh\u1ef1a \u0111\u01b0\u1eddng<\/td>Nh\u1ef1a\/Nh\u1ef1a \u0111\u01b0\u1eddng<\/td>Polyvinyl clorua<\/td><\/tr>
\u0110\u1ed9 \u0111\u00e0n h\u1ed3i<\/strong><\/td>C\u1ef1c k\u1ef3 cao (>100%)<\/td>Cao (\u0110\u00e0n h\u1ed3i)<\/td>Th\u1ea5p (Plastomeric)<\/td>V\u1eeba ph\u1ea3i<\/td><\/tr>
S\u1ef1 li\u1ec1n m\u1ea1ch<\/strong><\/td>100% Nguy\u00ean kh\u1ed1i<\/td>\u0110\u01b0\u1eddng may c\u00e1ch nhau 1 m\u00e9t<\/td>\u0110\u01b0\u1eddng may c\u00e1ch nhau 1 m\u00e9t<\/td>\u0110\u01b0\u1eddng n\u1ed1i h\u00e0n nhi\u1ec7t<\/td><\/tr>
T\u00ednh linh ho\u1ea1t khi l\u1ea1nh<\/strong><\/td>Xu\u1ea5t s\u1eafc (-40\u00b0C)<\/td>Xu\u1ea5t s\u1eafc<\/td>Ngh\u00e8o<\/td>K\u00e9m (D\u1ec5 v\u1ee1)<\/td><\/tr>
Kh\u1ea3 n\u0103ng ch\u1ed1ng tia UV<\/strong><\/td>Cao (Aliphatic)<\/td>V\u1eeba ph\u1ea3i<\/td>Xu\u1ea5t s\u1eafc<\/td>Cao<\/td><\/tr>
Kh\u1ea3 n\u0103ng ch\u1ed1ng h\u00f3a ch\u1ea5t.<\/strong><\/td>H\u00e0m l\u01b0\u1ee3ng cao (D\u1ea7u\/Mu\u1ed1i)<\/td>Th\u1ea5p<\/td>V\u1eeba ph\u1ea3i<\/td>Tuy\u1ec7t v\u1eddi (Ch\u1ea5t b\u00e9o\/D\u1ea7u m\u1ee1)<\/td><\/tr>
C\u00e0i \u0111\u1eb7t<\/strong><\/td>Con l\u0103n\/C\u1ecd\/Phun<\/td>\u0110\u00e8n kh\u00f2\/T\u1ef1 d\u00ednh<\/td>\u0110\u00e8n pin<\/td>\u0110\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh\/d\u00e1n<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

S\u1ef1 t\u00edch h\u1ee3p c\u1ee7a m\u1ed9t m\u00e0ng ch\u1ed1ng th\u1ea5m sbs<\/a> V\u1edbi l\u1edbp ph\u1ee7 polyurethane b\u00ean ngo\u00e0i, \u0111\u00e2y l\u00e0 gi\u1ea3i ph\u00e1p lai k\u1ebft h\u1ee3p \u0111\u1ed9 d\u00e0y v\u00e0 \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a t\u1ea5m v\u1edbi \u0111\u1eb7c t\u00ednh li\u1ec1n m\u1ea1ch, ch\u1ed1ng tia UV c\u1ee7a l\u1edbp ph\u1ee7 l\u1ecfng. Ng\u01b0\u1ee3c l\u1ea1i, \u0111\u1ed1i v\u1edbi c\u00e1c d\u1ef1 \u00e1n ti\u1ebft ki\u1ec7m chi ph\u00ed \u1edf nh\u1eefng v\u00f9ng c\u00f3 nhi\u1ec7t \u0111\u1ed9 cao, m\u1ed9t gi\u1ea3i ph\u00e1p kh\u00e1c ph\u00f9 h\u1ee3p h\u01a1n. m\u00e0ng ch\u1ed1ng th\u1ea5m bitum \u1ee9ng d\u1ee5ng<\/a> N\u00f3 v\u1eabn l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn kh\u1ea3 thi nh\u1edd v\u00e0o t\u00ednh \u1ed5n \u0111\u1ecbnh nhi\u1ec7t v\u1ed1n c\u00f3 c\u1ee7a n\u00f3.<\/p>\n\n\n\n

\u1ee8ng d\u1ee5ng l\u1edbp ph\u1ee7 c\u00f4ng nghi\u1ec7p, t\u1ed5ng h\u1ee3p v\u00e0 chuy\u00ean d\u1ee5ng<\/strong><\/h2>\n\n\n\n

T\u00ednh linh ho\u1ea1t c\u1ee7a c\u00e1c ph\u00e2n t\u1eed polyurethane cho ph\u00e9p ch\u00fang th\u00edch \u1ee9ng v\u1edbi c\u00e1c m\u00f4i tr\u01b0\u1eddng c\u00f4ng nghi\u1ec7p chuy\u00ean bi\u1ec7t cao. Trong l\u0129nh v\u1ef1c m\u00e0ng t\u1ed5ng h\u1ee3p, ch\u1ea5t t\u0103ng c\u01b0\u1eddng l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m PVC \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 b\u1ea3o v\u1ec7 c\u00e1c l\u1edbp PVC b\u00ean d\u01b0\u1edbi kh\u1ecfi s\u1ef1 di chuy\u1ec3n c\u1ee7a ch\u1ea5t h\u00f3a d\u1ebbo v\u00e0 s\u1ef1 ph\u00e2n h\u1ee7y h\u00f3a h\u1ecdc, c\u00f3 th\u1ec3 do kh\u00ed th\u1ea3i c\u00f4ng nghi\u1ec7p ho\u1eb7c d\u1ea7u m\u1ee1 nh\u00e0 b\u1ebfp trong m\u00e1i nh\u00e0 th\u01b0\u01a1ng m\u1ea1i g\u00e2y ra.<\/p>\n\n\n\n

\u0110i\u1ec7n t\u1eed v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc si\u00eau nh\u1ecf<\/strong><\/h3>\n\n\n\n

Ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111i\u1ec7n t\u1eed \u0111\u00e3 s\u1eed d\u1ee5ng polyurethane l\u00e0m ch\u1ea5t li\u1ec7u ch\u00ednh cho \u201cl\u1edbp ph\u1ee7 b\u1ea3o v\u1ec7\u201d. L\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc cho m\u1ea1ch in l\u00e0 m\u1ed9t l\u1edbp m\u00e0ng m\u1ecfng (th\u01b0\u1eddng t\u1eeb 25\u201350 micron) \u0111\u01b0\u1ee3c ph\u1ee7 l\u00ean c\u00e1c b\u1ea3ng m\u1ea1ch in \u0111\u1ec3 b\u1ea3o v\u1ec7 ch\u00fang kh\u1ecfi \u0111\u1ed9 \u1ea9m, h\u01a1i mu\u1ed1i v\u00e0 c\u00e1c ch\u1ea5t \u00f4 nhi\u1ec5m trong kh\u00f4ng kh\u00ed. PU \u0111\u01b0\u1ee3c \u01b0a chu\u1ed9ng trong \u1ee9ng d\u1ee5ng n\u00e0y nh\u1edd c\u00e1c \u0111\u1eb7c t\u00ednh \u0111i\u1ec7n m\u00f4i v\u00e0 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c ch\u1ea5t t\u1ea9y r\u1eeda h\u00f3a h\u1ecdc trong qu\u00e1 tr\u00ecnh s\u1eeda ch\u1eefa c\u00e1c thi\u1ebft b\u1ecb quan tr\u1ecdng trong l\u0129nh v\u1ef1c h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 v\u00e0 h\u00e0ng h\u1ea3i.<\/p>\n\n\n\n

K\u1ef9 thu\u1eadt d\u1ec7t may v\u00e0 v\u1ea3i hi\u1ec7u n\u0103ng cao<\/strong><\/h3>\n\n\n\n

Trong ng\u00e0nh d\u1ec7t may, vi\u1ec7c ph\u00e1t tri\u1ec3n l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc cho v\u1ea3i bao g\u1ed3m vi\u1ec7c c\u00e1n m\u00e0ng ho\u1eb7c ph\u1ee7 polyurethane l\u00ean ch\u1ea5t n\u1ec1n polyester ho\u1eb7c nylon. Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c ch\u1ea5t ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc b\u1ec1 m\u1eb7t (DWR) ch\u1ec9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ee9c c\u0103ng b\u1ec1 m\u1eb7t c\u1ee7a t\u1eebng s\u1ee3i ri\u00eang l\u1ebb, l\u1edbp PU t\u1ea1o ra m\u1ed9t r\u00e0o c\u1ea3n th\u1ee7y t\u0129nh v\u0129nh vi\u1ec5n. C\u00f4ng ngh\u1ec7 n\u00e0y r\u1ea5t c\u1ea7n thi\u1ebft cho vi\u1ec7c s\u1ea3n xu\u1ea5t \u00e1o cho\u00e0ng y t\u1ebf, l\u1ec1u v\u00f9ng cao v\u00e0 b\u1ea1t c\u00f4ng nghi\u1ec7p, nh\u1eefng v\u1eadt li\u1ec7u ph\u1ea3i gi\u1eef \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc ngay c\u1ea3 d\u01b0\u1edbi \u00e1p su\u1ea5t \u0111\u00e1ng k\u1ec3.<\/p>\n\n\n\n

Ng\u1eef c\u1ea3nh \u1ee9ng d\u1ee5ng<\/strong><\/td>\u0110\u1eb7c t\u00ednh l\u1edbp ph\u1ee7 c\u1ea7n thi\u1ebft<\/strong><\/td>\u01afu ti\u00ean v\u1eadt li\u1ec7u<\/strong><\/td><\/tr><\/thead>
Thi\u1ebft b\u1ecb \u0111i\u1ec7n t\u1eed h\u00e0ng h\u1ea3i<\/strong><\/td>\u0110\u1ed9 b\u1ec1n \u0111i\u1ec7n m\u00f4i, Kh\u1ea3 n\u0103ng ch\u1ed1ng h\u00f3a ch\u1ea5t.<\/td>PU g\u1ed1c dung m\u00f4i<\/td><\/tr>
\u0110\u1ed3 d\u00f9ng ngo\u00e0i tr\u1eddi<\/strong><\/td>Kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc cao, tho\u00e1ng kh\u00ed.<\/td>L\u1edbp ph\u1ee7 PU<\/td><\/tr>
L\u1ec1u ch\u1ecbu l\u1ef1c cao<\/strong><\/td>Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n, \u0111\u1ed9 \u0111\u00e0n h\u1ed3i<\/td>L\u1edbp ph\u1ee7 PU d\u00e0y<\/td><\/tr>
Qu\u1ea7n \u00e1o<\/strong><\/td>C\u1ea3m gi\u00e1c m\u1ec1m m\u1ea1i khi ch\u1ea1m v\u00e0o, linh ho\u1ea1t<\/td>PU g\u1ed1c n\u01b0\u1edbc<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

B\u1ea3o tr\u00ec chuy\u00ean nghi\u1ec7p v\u00e0 t\u1ed1i \u01b0u h\u00f3a v\u00f2ng \u0111\u1eddi s\u1ea3n ph\u1ea9m<\/strong><\/h2>\n\n\n\n

Tu\u1ed5i th\u1ecd c\u1ee7a h\u1ec7 th\u1ed1ng ch\u1ed1ng th\u1ea5m kh\u00f4ng ch\u1ec9 ph\u1ee5 thu\u1ed9c v\u00e0o ch\u1ea5t l\u01b0\u1ee3ng v\u1eadt li\u1ec7u m\u00e0 c\u00f2n ph\u1ee5 thu\u1ed9c v\u00e0o s\u1ef1 nghi\u00eam ng\u1eb7t c\u1ee7a quy tr\u00ecnh thi c\u00f4ng v\u00e0 b\u1ea3o tr\u00ec. L\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra th\u01b0\u1eddng xuy\u00ean \u0111\u1ec3 ph\u00e1t hi\u1ec7n b\u1ea5t k\u1ef3 h\u01b0 h\u1ecfng c\u01a1 h\u1ecdc ho\u1eb7c m\u00e0i m\u00f2n c\u1ee5c b\u1ed9 n\u00e0o. M\u1ed9t trong nh\u1eefng \u01b0u \u0111i\u1ec3m ch\u00ednh c\u1ee7a h\u1ec7 th\u1ed1ng polyurethane l\u00e0 kh\u1ea3 n\u0103ng \u201cph\u1ee7 l\u1ea1i\u201d. Kh\u00f4ng gi\u1ed1ng nh\u01b0 m\u1ed9t s\u1ed1 m\u00e0ng t\u1ed5ng h\u1ee3p tr\u1edf n\u00ean gi\u00f2n v\u00e0 kh\u00f3 v\u00e1, b\u1ec1 m\u1eb7t PU \u0111\u00e3 c\u0169 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m s\u1ea1ch v\u00e0 l\u00e0m m\u1edbi b\u1eb1ng m\u1ed9t l\u1edbp ph\u1ee7 m\u1edbi, gi\u00fap k\u00e9o d\u00e0i \u0111\u00e1ng k\u1ec3 chu k\u1ef3 b\u1ea3o tr\u00ec c\u1ee7a c\u00f4ng tr\u00ecnh. <\/p>\n\n\n\n

Chu\u1ea9n b\u1ecb ch\u1ea5t n\u1ec1n v\u00e0 c\u00e1c h\u1ea1n ch\u1ebf v\u1ec1 m\u00f4i tr\u01b0\u1eddng<\/strong><\/h3>\n\n\n\n

\u0110\u1ec3 \u0111\u1ea1t hi\u1ec7u qu\u1ea3 t\u1ed1i \u01b0u c\u1ee7a l\u1edbp ph\u1ee7 ch\u1ed1ng th\u1ea5m cho m\u00e1i nh\u00e0 ho\u1eb7c c\u00e1c c\u00f4ng tr\u00ecnh b\u1eb1ng g\u1ed7, b\u1ec1 m\u1eb7t n\u1ec1n c\u1ea7n ph\u1ea3i kh\u00f4 r\u00e1o v\u00e0 s\u1ea1ch s\u1ebd. Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt th\u01b0\u1eddng y\u00eau c\u1ea7u \u0111\u1ed9 \u1ea9m c\u1ee7a b\u00ea t\u00f4ng ph\u1ea3i d\u01b0\u1edbi 5% v\u00e0 g\u1ed7 ph\u1ea3i d\u01b0\u1edbi 12-15% tr\u01b0\u1edbc khi thi c\u00f4ng. Vi\u1ec7c kh\u00f4ng tu\u00e2n th\u1ee7 c\u00e1c gi\u1edbi h\u1ea1n n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng \"ph\u1ed3ng r\u1ed9p\" do \u00e1p su\u1ea5t h\u01a1i n\u01b0\u1edbc t\u00edch t\u1ee5 d\u01b0\u1edbi l\u1edbp m\u00e0ng kh\u00f4ng th\u1ea5m n\u01b0\u1edbc.<\/p>\n\n\n\n

B\u01b0\u1edbc chu\u1ea9n b\u1ecb<\/td>Y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt <\/sup><\/td>Kh\u00e1ch quan<\/td><\/tr><\/thead>
D\u1ecdn d\u1eb9p<\/strong><\/td>Lo\u1ea1i b\u1ecf d\u1ea7u m\u1ee1, b\u1ee5i b\u1ea9n v\u00e0 c\u00e1c h\u1ea1t r\u1eddi r\u1ea1c.<\/td>\u0110\u1ea3m b\u1ea3o li\u00ean k\u1ebft c\u01a1 h\u1ecdc<\/td><\/tr>
Nghi\u1ec1n<\/strong><\/td>S\u1ef1 m\u00e0i m\u00f2n c\u01a1 h\u1ecdc c\u1ee7a b\u00ea t\u00f4ng<\/td>L\u1ed7 mao d\u1eabn m\u1edf<\/td><\/tr>
Ch\u00e0 nh\u00e1m<\/strong><\/td>Lo\u1ea1i b\u1ecf l\u1edbp m\u00e0ng ph\u1ee7 tr\u00ean g\u1ed7.<\/td>C\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5<\/td><\/tr>
M\u1ed3i<\/strong><\/td>S\u1eed d\u1ee5ng ch\u1ea5t th\u1ea9m th\u1ea5u c\u00f3 \u0111\u1ed9 nh\u1edbt th\u1ea5p<\/td>Neo \u0111\u1eadu s\u00e2u<\/td><\/tr>
Ki\u1ec3m tra \u0111\u1ed9 \u1ea9m<\/strong><\/td><5% cho b\u00ea t\u00f4ng; <15% cho g\u1ed7<\/td>Ng\u0103n ng\u1eeba s\u1ef1 t\u00e1ch l\u1edbp<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Nh\u1eefng ch\u00e2n tr\u1eddi t\u01b0\u01a1ng lai trong khoa h\u1ecdc polymer<\/strong><\/h2>\n\n\n\n

Ph\u00e2n t\u00edch c\u00f4ng ngh\u1ec7 polyurethane cho th\u1ea5y \u0111\u00e2y l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u c\u00f3 t\u00ednh linh ho\u1ea1t v\u01b0\u1ee3t tr\u1ed9i, c\u00f3 kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 c\u1ea3 nh\u1eefng th\u1edb g\u1ed7 m\u1ecfng manh nh\u1ea5t v\u00e0 nh\u1eefng k\u1ebft c\u1ea5u b\u00ea t\u00f4ng ch\u1eafc ch\u1eafn nh\u1ea5t. Khi ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u01b0\u1edbng t\u1edbi c\u00e1c ti\u00eau chu\u1ea9n \u201cX\u00e2y d\u1ef1ng Xanh\u201d, vi\u1ec7c ph\u00e1t tri\u1ec3n c\u00e1c h\u1ec7 th\u1ed1ng g\u1ed1c n\u01b0\u1edbc, kh\u00f4ng ch\u1ee9a VOC nh\u01b0 Great Ocean JY-951 s\u1ebd tr\u1edf th\u00e0nh chu\u1ea9n m\u1ef1c cho s\u1ef1 xu\u1ea5t s\u1eafc. B\u1eb1ng c\u00e1ch t\u00edch h\u1ee3p s\u1ef1 \u0111\u1ed5i m\u1edbi h\u00f3a h\u1ecdc v\u1edbi n\u0103ng l\u1ef1c k\u1ef9 thu\u1eadt s\u1ed1 chi\u1ebfn l\u01b0\u1ee3c, Great Ocean Waterproof kh\u00f4ng ch\u1ec9 cung c\u1ea5p m\u1ed9t s\u1ea3n ph\u1ea9m m\u00e0 c\u00f2n mang \u0111\u1ebfn m\u1ed9t h\u1ec7 th\u1ed1ng b\u1ea3o v\u1ec7 k\u1ebft c\u1ea5u to\u00e0n di\u1ec7n, \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng \u0111\u1ec3 t\u1ed3n t\u1ea1i h\u00e0ng th\u1eadp k\u1ef7. T\u01b0\u01a1ng lai c\u1ee7a ch\u1ed1ng th\u1ea5m n\u1eb1m \u1edf s\u1ef1 giao thoa gi\u1eefa \u0111\u1ed9 ch\u00ednh x\u00e1c ph\u00e2n t\u1eed v\u00e0 kh\u1ea3 n\u0103ng ph\u1ee5c h\u1ed3i ki\u1ebfn \u200b\u200btr\u00fac, \u0111\u1ea3m b\u1ea3o m\u00f4i tr\u01b0\u1eddng x\u00e2y d\u1ef1ng c\u1ee7a ch\u00fang ta lu\u00f4n an to\u00e0n, kh\u00f4 r\u00e1o v\u00e0 \u0111\u1eb9p m\u1eaft b\u1ea5t ch\u1ea5p nh\u1eefng th\u00e1ch th\u1ee9c m\u00f4i tr\u01b0\u1eddng ph\u00eda tr\u01b0\u1edbc.<\/p>\n\n\n\n

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