{"id":4498,"date":"2026-06-03T09:37:31","date_gmt":"2026-06-03T02:37:31","guid":{"rendered":"https:\/\/aktc.com.vn\/?p=4498"},"modified":"2026-06-03T09:37:31","modified_gmt":"2026-06-03T02:37:31","slug":"giai-phap-nang-cao-kha-nang-khang-kiem-cho-son-lot-trong-xay-dung","status":"publish","type":"post","link":"https:\/\/aktc.com.vn\/en\/giai-phap-nang-cao-kha-nang-khang-kiem-cho-son-lot-trong-xay-dung\/","title":{"rendered":"GI\u1ea2I PH\u00c1P N\u00c2NG CAO KH\u1ea2 N\u0102NG KH\u00c1NG KI\u1ec0M CHO S\u01a0N L\u00d3T TRONG X\u00c2Y D\u1ef0NG"},"content":{"rendered":"<p>Trong c\u00e1c h\u1ec7 s\u01a1n ki\u1ebfn tr\u00fac, s\u01a1n l\u00f3t kh\u00f4ng ch\u1ec9 gi\u00fap t\u0103ng \u0111\u1ed9 b\u00e1m d\u00ednh m\u00e0 c\u00f2n \u0111\u00f3ng vai tr\u00f2 nh\u01b0 l\u1edbp b\u1ea3o v\u1ec7 trung gian gi\u1eefa b\u1ec1 m\u1eb7t t\u01b0\u1eddng v\u00e0 l\u1edbp s\u01a1n ph\u1ee7 ho\u00e0n thi\u1ec7n. M\u1ed9t trong nh\u1eefng y\u00eau c\u1ea7u quan tr\u1ecdng nh\u1ea5t \u0111\u1ed1i v\u1edbi s\u01a1n l\u00f3t l\u00e0 kh\u1ea3 n\u0103ng kh\u00e1ng ki\u1ec1m.<\/p>\n<p>N\u1ebfu l\u1edbp s\u01a1n l\u00f3t kh\u00f4ng \u0111\u1ee7 kh\u1ea3 n\u0103ng ch\u1ed1ng ki\u1ec1m, c\u00f4ng tr\u00ecnh c\u00f3 th\u1ec3 nhanh ch\u00f3ng xu\u1ea5t hi\u1ec7n c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng nh\u01b0 bong tr\u00f3c, ph\u1ea5n h\u00f3a, loang m\u00e0u ho\u1eb7c gi\u1ea3m tu\u1ed5i th\u1ecd m\u00e0ng s\u01a1n ch\u1ec9 sau th\u1eddi gian ng\u1eafn s\u1eed d\u1ee5ng.<\/p>\n<p><a href=\"https:\/\/aktc.com.vn\/wp-content\/uploads\/2026\/06\/1.jpg\"><img fetchpriority=\"high\" decoding=\"async\" class=\"wp-image-4499 aligncenter\" src=\"https:\/\/aktc.com.vn\/wp-content\/uploads\/2026\/06\/1.jpg\" alt=\"\" width=\"445\" height=\"384\" title=\"\" srcset=\"https:\/\/aktc.com.vn\/wp-content\/uploads\/2026\/06\/1.jpg 640w, https:\/\/aktc.com.vn\/wp-content\/uploads\/2026\/06\/1-14x12.jpg 14w\" sizes=\"(max-width: 445px) 100vw, 445px\" \/><\/a><\/p>\n<p><strong>KH\u00c1NG KI\u1ec0M TRONG S\u01a0N L\u00d3T L\u00c0 G\u00cc?<\/strong><\/p>\n<p>Kh\u00e1ng ki\u1ec1m l\u00e0 kh\u1ea3 n\u0103ng c\u1ee7a m\u00e0ng s\u01a1n ch\u1ed1ng l\u1ea1i t\u00e1c \u0111\u1ed9ng t\u1eeb m\u00f4i tr\u01b0\u1eddng c\u00f3 \u0111\u1ed9 pH cao. Trong x\u00e2y d\u1ef1ng, ngu\u1ed3n ki\u1ec1m ch\u1ee7 y\u1ebfu \u0111\u1ebfn t\u1eeb xi m\u0103ng, b\u00ea t\u00f4ng v\u00e0 v\u1eefa m\u1edbi.<\/p>\n<p>\u1ede c\u00e1c b\u1ec1 m\u1eb7t ch\u01b0a kh\u00f4 ho\u1eb7c ch\u01b0a d\u01b0\u1ee1ng h\u1ed9 ho\u00e0n to\u00e0n, h\u01a1i \u1ea9m s\u1ebd k\u00e9o theo ion ki\u1ec1m di chuy\u1ec3n t\u1eeb b\u00ean trong v\u1eadt li\u1ec7u ra ngo\u00e0i b\u1ec1 m\u1eb7t. Khi \u0111i\u1ec1u n\u00e0y x\u1ea3y ra, l\u1edbp s\u01a1n l\u00f3t s\u1ebd l\u00e0 l\u1edbp \u0111\u1ea7u ti\u00ean ch\u1ecbu t\u00e1c \u0111\u1ed9ng tr\u1ef1c ti\u1ebfp.<\/p>\n<p>Theo nhi\u1ec1u t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt trong ng\u00e0nh coating, b\u00ea t\u00f4ng m\u1edbi c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u1ed9 pH kho\u1ea3ng 12\u201313, \u0111\u00e2y l\u00e0 m\u00f4i tr\u01b0\u1eddng c\u00f3 t\u00ednh ki\u1ec1m r\u1ea5t m\u1ea1nh \u0111\u1ed1i v\u1edbi nhi\u1ec1u lo\u1ea1i m\u00e0ng s\u01a1n th\u00f4ng th\u01b0\u1eddng.<\/p>\n<p>M\u1ed9t l\u1edbp primer c\u00f3 kh\u1ea3 n\u0103ng kh\u00e1ng ki\u1ec1m t\u1ed1t s\u1ebd gi\u00fap h\u1ea1n ch\u1ebf s\u1ef1 di chuy\u1ec3n c\u1ee7a ion ki\u1ec1m l\u00ean l\u1edbp s\u01a1n ph\u1ee7, t\u1eeb \u0111\u00f3 gi\u00fap m\u00e0u s\u01a1n \u1ed5n \u0111\u1ecbnh h\u01a1n v\u00e0 t\u0103ng \u0111\u1ed9 b\u1ec1n cho c\u00f4ng tr\u00ecnh.<\/p>\n<p><strong>NGUY\u00caN NH\u00c2N KHI\u1ebeN M\u00c0NG S\u01a0N D\u1ec4 B\u1eca KI\u1ec0M T\u00c1C \u0110\u1ed8NG<\/strong><\/p>\n<p><strong>\u0110\u1ed9 \u1ea9m trong t\u01b0\u1eddng c\u00f2n cao<\/strong><\/p>\n<p>T\u01b0\u1eddng xi m\u0103ng ho\u1eb7c b\u00ea t\u00f4ng m\u1edbi th\u01b0\u1eddng ch\u1ee9a l\u01b0\u1ee3ng n\u01b0\u1edbc l\u1edbn. Trong qu\u00e1 tr\u00ecnh h\u01a1i \u1ea9m tho\u00e1t ra ngo\u00e0i, c\u00e1c ion ki\u1ec1m c\u0169ng s\u1ebd di chuy\u1ec3n theo mao d\u1eabn l\u00ean b\u1ec1 m\u1eb7t.<\/p>\n<p>N\u1ebfu l\u1edbp coating kh\u00f4ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng n\u01b0\u1edbc v\u00e0 ch\u1ed1ng ki\u1ec1m \u0111\u1ee7 t\u1ed1t, m\u00e0ng s\u01a1n r\u1ea5t d\u1ec5 suy gi\u1ea3m li\u00ean k\u1ebft, gi\u1ea3m \u0111\u1ed9 b\u00e1m d\u00ednh ho\u1eb7c b\u1ecb ph\u1ed3ng r\u1ed9p theo th\u1eddi gian.<\/p>\n<p><strong>Resin kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng pH cao<\/strong><\/p>\n<p>Kh\u1ea3 n\u0103ng kh\u00e1ng ki\u1ec1m ph\u1ee5 thu\u1ed9c r\u1ea5t nhi\u1ec1u v\u00e0o h\u1ec7 nh\u1ef1a s\u1eed d\u1ee5ng trong c\u00f4ng th\u1ee9c s\u01a1n l\u00f3t.<\/p>\n<p>M\u1ed9t s\u1ed1 resin gi\u00e1 th\u1ea5p c\u00f3 th\u1ec3 b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi m\u00f4i tr\u01b0\u1eddng ki\u1ec1m m\u1ea1nh, d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng m\u1ec1m m\u00e0ng ho\u1eb7c gi\u1ea3m \u0111\u1ed9 b\u1ec1n h\u00f3a h\u1ecdc sau th\u1eddi gian s\u1eed d\u1ee5ng. V\u00ec v\u1eady, nhi\u1ec1u h\u1ec7 s\u01a1n hi\u1ec7n nay \u01b0u ti\u00ean s\u1eed d\u1ee5ng acrylic ho\u1eb7c styrene acrylic \u0111\u1ec3 t\u0103ng \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh cho l\u1edbp coating.<\/p>\n<p><strong>Thi c\u00f4ng tr\u00ean b\u1ec1 m\u1eb7t ch\u01b0a \u0111\u1ea1t y\u00eau c\u1ea7u<\/strong><\/p>\n<p>Ngay c\u1ea3 khi s\u1eed d\u1ee5ng primer ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t, vi\u1ec7c thi c\u00f4ng tr\u00ean t\u01b0\u1eddng c\u00f2n qu\u00e1 \u1ea9m ho\u1eb7c ch\u01b0a \u0111\u1ee7 th\u1eddi gian d\u01b0\u1ee1ng h\u1ed9 v\u1eabn c\u00f3 th\u1ec3 g\u00e2y ra s\u1ef1 c\u1ed1.<\/p>\n<p>H\u00e0m l\u01b0\u1ee3ng ki\u1ec1m t\u1ef1 do cao k\u1ebft h\u1ee3p v\u1edbi \u0111\u1ed9 \u1ea9m l\u1edbn s\u1ebd l\u00e0m t\u0103ng nguy c\u01a1 bong tr\u00f3c ho\u1eb7c ph\u1ea5n h\u00f3a m\u00e0ng s\u01a1n.<\/p>\n<p><strong>D\u1ea4U HI\u1ec6U CHO TH\u1ea4Y S\u01a0N L\u00d3T KH\u00c1NG KI\u1ec0M K\u00c9M<\/strong><\/p>\n<p>Khi l\u1edbp s\u01a1n l\u00f3t kh\u00f4ng \u0111\u1ee7 kh\u1ea3 n\u0103ng ch\u1ed1ng ki\u1ec1m, b\u1ec1 m\u1eb7t c\u00f4ng tr\u00ecnh th\u01b0\u1eddng xu\u1ea5t hi\u1ec7n c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng xu\u1ed1ng c\u1ea5p nh\u01b0:<\/p>\n<ul>\n<li>Xu\u1ea5t hi\u1ec7n ph\u1ea5n tr\u1eafng tr\u00ean t\u01b0\u1eddng<\/li>\n<li>Loang m\u00e0u ho\u1eb7c \u1ed1 m\u00e0u l\u1edbp s\u01a1n ph\u1ee7<\/li>\n<li>Bong tr\u00f3c t\u1eebng m\u1ea3ng<\/li>\n<li>Gi\u1ea3m \u0111\u1ed9 b\u00e1m d\u00ednh gi\u1eefa c\u00e1c l\u1edbp s\u01a1n<\/li>\n<li>Ph\u1ed3ng r\u1ed9p m\u00e0ng s\u01a1n \u1edf khu v\u1ef1c c\u00f3 \u0111\u1ed9 \u1ea9m cao<\/li>\n<\/ul>\n<p>\u0110\u00e2y l\u00e0 nh\u1eefng v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng g\u1eb7p \u1edf c\u00e1c c\u00f4ng tr\u00ecnh thi c\u00f4ng tr\u00ean b\u1ec1 m\u1eb7t xi m\u0103ng m\u1edbi ho\u1eb7c khu v\u1ef1c c\u00f3 \u0111\u1ed9 \u1ea9m l\u1edbn.<\/p>\n<p><strong>GI\u1ea2I PH\u00c1P T\u0102NG KH\u1ea2 N\u0102NG KH\u00c1NG KI\u1ec0M CHO S\u01a0N L\u00d3T<\/strong><\/p>\n<p><strong>S\u1eed d\u1ee5ng acrylic resin c\u00f3 \u0111\u1ed9 b\u1ec1n ki\u1ec1m cao<\/strong><\/p>\n<p>Resin l\u00e0 th\u00e0nh ph\u1ea7n quy\u1ebft \u0111\u1ecbnh l\u1edbn \u0111\u1ebfn hi\u1ec7u qu\u1ea3 kh\u00e1ng ki\u1ec1m c\u1ee7a primer.<\/p>\n<p>Trong nhi\u1ec1u h\u1ec7 s\u01a1n n\u01b0\u1edbc hi\u1ec7n nay, acrylic waterborne resin \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 cao nh\u1edd kh\u1ea3 n\u0103ng \u1ed5n \u0111\u1ecbnh trong m\u00f4i tr\u01b0\u1eddng pH cao, \u0111\u1ed3ng th\u1eddi gi\u00fap m\u00e0ng s\u01a1n duy tr\u00ec \u0111\u1ed9 b\u00e1m d\u00ednh v\u00e0 \u0111\u1ed9 \u0111\u00e0n h\u1ed3i t\u1ed1t h\u01a1n.<\/p>\n<p><strong>L\u1ef1a ch\u1ecdn pigment v\u00e0 extender ph\u00f9 h\u1ee3p<\/strong><\/p>\n<p>M\u1ed9t s\u1ed1 lo\u1ea1i pigment c\u00f3 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh cao s\u1ebd gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n c\u1ee7a m\u00e0ng coating trong m\u00f4i tr\u01b0\u1eddng ki\u1ec1m.<\/p>\n<p>Ngo\u00e0i ra, c\u00e1c extender nh\u01b0 calcium carbonate ho\u1eb7c talc c\u0169ng c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t v\u1ec1 \u0111\u1ed9 tinh khi\u1ebft v\u00e0 kh\u1ea3 n\u0103ng \u1ed5n \u0111\u1ecbnh h\u00f3a h\u1ecdc. Vi\u1ec7c s\u1eed d\u1ee5ng filler kh\u00f4ng ph\u00f9 h\u1ee3p c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u0111\u1ed9 b\u1ec1n c\u1ee7a l\u1edbp s\u01a1n l\u00f3t khi ti\u1ebfp x\u00fac l\u00e2u v\u1edbi \u0111\u1ed9 \u1ea9m.<\/p>\n<p><strong>T\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m cho m\u00e0ng s\u01a1n<\/strong><\/p>\n<p>Ki\u1ec1m th\u01b0\u1eddng di chuy\u1ec3n c\u00f9ng n\u01b0\u1edbc b\u00ean trong v\u1eadt li\u1ec7u x\u00e2y d\u1ef1ng. V\u00ec v\u1eady, gi\u1ea3m water absorption l\u00e0 m\u1ed9t trong nh\u1eefng c\u00e1ch hi\u1ec7u qu\u1ea3 \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng kh\u00e1ng ki\u1ec1m.<\/p>\n<p>Nhi\u1ec1u c\u00f4ng th\u1ee9c primer hi\u1ec7n nay b\u1ed5 sung silicone additive ho\u1eb7c hydrophobic additive nh\u1eb1m c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m v\u00e0 gi\u1ea3m s\u1ef1 x\u00e2m nh\u1eadp c\u1ee7a h\u01a1i \u1ea9m.<\/p>\n<p><strong>T\u1ed1i \u01b0u c\u1ea5u tr\u00fac m\u00e0ng coating<\/strong><\/p>\n<p>M\u00e0ng s\u01a1n c\u00f3 c\u1ea5u tr\u00fac c\u00e0ng ch\u1eb7t s\u1ebd c\u00e0ng h\u1ea1n ch\u1ebf \u0111\u01b0\u1ee3c s\u1ef1 di chuy\u1ec3n c\u1ee7a ion ki\u1ec1m.<\/p>\n<p>Do \u0111\u00f3, nhi\u1ec1u h\u1ec7 coating hi\u1ec7n t\u1eadp trung t\u1ed1i \u01b0u particle packing v\u00e0 c\u1ea3i thi\u1ec7n \u0111\u1ed9 \u0111\u1eb7c c\u1ee7a m\u00e0ng s\u01a1n nh\u1eb1m gi\u1ea3m l\u1ed7 r\u1ed7ng trong c\u1ea5u tr\u00fac coating.<\/p>\n<p><strong>B\u1ed5 sung ph\u1ee5 gia h\u1ed7 tr\u1ee3<\/strong><\/p>\n<p>M\u1ed9t s\u1ed1 specialty additives c\u00f3 th\u1ec3 gi\u00fap t\u0103ng \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a h\u1ec7 s\u01a1n v\u00e0 h\u1ed7 tr\u1ee3 qu\u00e1 tr\u00ecnh t\u1ea1o m\u00e0ng hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n<p>B\u00ean c\u1ea1nh \u0111\u00f3, vi\u1ec7c l\u1ef1a ch\u1ecdn dispersant, defoamer v\u00e0 wetting agent ph\u00f9 h\u1ee3p c\u0169ng g\u00f3p ph\u1ea7n c\u1ea3i thi\u1ec7n \u0111\u1ed9 b\u1ec1n t\u1ed5ng th\u1ec3 c\u1ee7a primer trong \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf.<\/p>\n<p><strong>XU H\u01af\u1edaNG PH\u00c1T TRI\u1ec2N S\u01a0N L\u00d3T KH\u00c1NG KI\u1ec0M<\/strong><\/p>\n<p>Hi\u1ec7n nay, th\u1ecb tr\u01b0\u1eddng coating \u0111ang chuy\u1ec3n m\u1ea1nh sang c\u00e1c h\u1ec7 primer waterborne c\u00f3 VOC th\u1ea5p, \u0111\u1ed9 b\u1ec1n cao v\u00e0 th\u00e2n thi\u1ec7n h\u01a1n v\u1edbi m\u00f4i tr\u01b0\u1eddng.<\/p>\n<p>Nhi\u1ec1u h\u00e3ng h\u00f3a ch\u1ea5t \u0111ang ph\u00e1t tri\u1ec3n c\u00e1c d\u00f2ng acrylic binder m\u1edbi v\u1edbi kh\u1ea3 n\u0103ng t\u0103ng alkali resistance nh\u01b0ng v\u1eabn \u0111\u1ea3m b\u1ea3o low odor v\u00e0 d\u1ec5 thi c\u00f4ng.<\/p>\n<p>Ngo\u00e0i y\u1ebfu t\u1ed1 kh\u00e1ng ki\u1ec1m, c\u00e1c h\u1ec7 primer hi\u1ec7n \u0111\u1ea1i c\u00f2n \u0111\u01b0\u1ee3c ch\u00fa tr\u1ecdng v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng efflorescence, ch\u1ed1ng \u1ea9m v\u00e0 t\u0103ng \u0111\u1ed9 b\u1ec1n l\u00e2u d\u00e0i cho l\u1edbp s\u01a1n ph\u1ee7 ho\u00e0n thi\u1ec7n.<\/p>\n<p><strong>K\u1ebeT LU\u1eacN<\/strong><\/p>\n<p>Kh\u1ea3 n\u0103ng kh\u00e1ng ki\u1ec1m l\u00e0 y\u1ebfu t\u1ed1 r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi s\u01a1n l\u00f3t trong c\u00e1c c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng hi\u1ec7n \u0111\u1ea1i. M\u1ed9t h\u1ec7 coating c\u00f3 \u0111\u1ed9 b\u1ec1n h\u00f3a h\u1ecdc t\u1ed1t s\u1ebd gi\u00fap h\u1ea1n ch\u1ebf hi\u1ec7n t\u01b0\u1ee3ng bong tr\u00f3c, ph\u1ea5n h\u00f3a v\u00e0 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd m\u00e0ng s\u01a1n.<\/p>\n<p>Vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang resin, pigment v\u00e0 ph\u1ee5 gia ph\u00f9 h\u1ee3p s\u1ebd g\u00f3p ph\u1ea7n n\u00e2ng cao hi\u1ec7u qu\u1ea3 ch\u1ed1ng ki\u1ec1m cho primer. \u0110\u1ed3ng th\u1eddi, ki\u1ec3m so\u00e1t \u0111\u1ed9 \u1ea9m b\u1ec1 m\u1eb7t v\u00e0 thi c\u00f4ng \u0111\u00fang k\u1ef9 thu\u1eadt c\u0169ng l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng gi\u00fap l\u1edbp coating ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 b\u1ec1n l\u00e2u h\u01a1n theo th\u1eddi gian.<\/p>","protected":false},"excerpt":{"rendered":"<p>Trong c\u00e1c h\u1ec7 s\u01a1n ki\u1ebfn tr\u00fac, s\u01a1n l\u00f3t kh\u00f4ng ch\u1ec9 gi\u00fap t\u0103ng \u0111\u1ed9 b\u00e1m d\u00ednh m\u00e0 c\u00f2n \u0111\u00f3ng vai tr\u00f2 nh\u01b0 l\u1edbp b\u1ea3o v\u1ec7 trung 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