{"id":3248,"date":"2026-05-14T23:07:57","date_gmt":"2026-05-14T15:07:57","guid":{"rendered":"https:\/\/joobond.com\/"},"modified":"2026-05-14T23:07:57","modified_gmt":"2026-05-14T15:07:57","slug":"nguyen-nhan-va-cach-phong-ngua-hien-tuong-nut-keo-silicone","status":"publish","type":"post","link":"https:\/\/joobond.com\/vi\/nguyen-nhan-va-cach-phong-ngua-hien-tuong-nut-keo-silicone\/","title":{"rendered":"V\u1ebft n\u1ee9t tr\u00ean keo silicone: Nguy\u00ean nh\u00e2n v\u00e0 c\u00e1ch ph\u00f2ng ng\u1eeba"},"content":{"rendered":"<p><strong>C\u00e2u tr\u1ea3 l\u1eddi tr\u1ef1c ti\u1ebfp:<\/strong> V\u1ebft n\u1ee9t tr\u00ean keo silicone th\u01b0\u1eddng x\u1ea3y ra khi \u0111\u1ed9 d\u1ecbch chuy\u1ec3n c\u1ee7a khe n\u1ed1i v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n thi\u1ebft k\u1ebf c\u1ee7a keo, \u0111\u1ed9 b\u00e1m d\u00ednh k\u00e9m, k\u00edch th\u01b0\u1edbc khe n\u1ed1i kh\u00f4ng \u0111\u00fang ti\u00eau chu\u1ea9n ho\u1eb7c v\u1eadt li\u1ec7u b\u1ecb ph\u01a1i nhi\u1ec5m l\u00e2u d\u00e0i v\u1edbi c\u00e1c y\u1ebfu t\u1ed1 th\u1eddi ti\u1ebft. C\u00e1ch ph\u00f2ng ng\u1eeba t\u1ed1t nh\u1ea5t l\u00e0 l\u1ef1a ch\u1ecdn lo\u1ea1i keo ph\u00f9 h\u1ee3p v\u1edbi b\u1ec1 m\u1eb7t n\u1ec1n v\u00e0 \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng, chu\u1ea9n b\u1ecb khe n\u1ed1i \u0111\u00fang c\u00e1ch, \u0111\u1ed3ng th\u1eddi thi\u1ebft k\u1ebf \u0111\u01b0\u1eddng keo sao cho n\u00f3 c\u00f3 th\u1ec3 di chuy\u1ec3n m\u00e0 kh\u00f4ng b\u1ecb qu\u00e1 t\u1ea3i.<\/p>\n<h2>T\u1ea1i sao keo tr\u00e1m silicone l\u1ea1i b\u1ecb n\u1ee9t?<\/h2>\n<h3>1) Bi\u1ebfn \u0111\u1ed9ng nhi\u1ec7t \u0111\u1ed9 v\u00e0 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a kh\u1edbp<\/h3>\n<p>C\u00e1c khe n\u1ed1i trong c\u00f4ng tr\u00ecnh s\u1ebd gi\u00e3n n\u1edf v\u00e0 co l\u1ea1i theo s\u1ef1 thay \u0111\u1ed5i c\u1ee7a nhi\u1ec7t \u0111\u1ed9. Khi \u0111\u1ed9 d\u1ecbch chuy\u1ec3n c\u1ee7a khe n\u1ed1i v\u01b0\u1ee3t qu\u00e1 kh\u1ea3 n\u0103ng ch\u1ecbu \u0111\u1ef1ng c\u1ee7a ch\u1ea5t tr\u00e1m khe, l\u1edbp ch\u1ea5t tr\u00e1m s\u1ebd ph\u1ea3i ch\u1ecbu l\u1ef1c gi\u00e3n n\u1edf v\u00e0 n\u00e9n l\u1eb7p \u0111i l\u1eb7p l\u1ea1i. Theo th\u1eddi gian, \u1ee9ng su\u1ea5t n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn n\u1ee9t n\u1ebb, m\u1ea5t t\u00ednh k\u1ebft d\u00ednh ho\u1eb7c suy gi\u1ea3m \u0111\u1ed9 b\u00e1m d\u00ednh.<\/p>\n<p>\u0110\u00e2y l\u00e0 l\u00fd do t\u1ea1i sao c\u1ea7n ki\u1ec3m tra c\u00e1c t\u00e0i li\u1ec7u d\u1ef1 \u00e1n v\u00e0 b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt s\u1ea3n ph\u1ea9m v\u1ec1 kh\u1ea3 n\u0103ng co gi\u00e3n v\u00e0 d\u1ea3i nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng. H\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt t\u1eeb c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t ch\u1ea5t tr\u00e1m khe th\u01b0\u1eddng ch\u1ec9 ra r\u1eb1ng hi\u1ec7n t\u01b0\u1ee3ng n\u1ee9t n\u1ebb li\u00ean quan \u0111\u1ebfn c\u00e1c m\u1ed1i n\u1ed1i ch\u1ecbu \u1ee9ng su\u1ea5t qu\u00e1 m\u1ee9c, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi \u0111\u01b0\u1eddng tr\u00e1m qu\u00e1 n\u00f4ng, qu\u00e1 h\u1eb9p ho\u1eb7c b\u1ecb h\u1ea1n ch\u1ebf do b\u00e1m d\u00ednh ba m\u1eb7t. C\u00e1c t\u00e0i li\u1ec7u tham kh\u1ea3o li\u00ean quan bao g\u1ed3m ASTM C920, EN 15651 v\u00e0 ASTM C1193.<\/p>\n<h3>2) Ti\u1ebfp x\u00fac v\u1edbi tia UV v\u00e0 s\u1ef1 phong h\u00f3a<\/h3>\n<p>Keo tr\u00e1m silicone \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn v\u00ec ch\u00fang c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i s\u1ef1 t\u00e1c \u0111\u1ed9ng c\u1ee7a th\u1eddi ti\u1ebft t\u1ed1t h\u01a1n so v\u1edbi nhi\u1ec1u lo\u1ea1i keo tr\u00e1m kh\u00e1c, nh\u01b0ng vi\u1ec7c ti\u1ebfp x\u00fac l\u00e2u d\u00e0i v\u1edbi \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi v\u00e0 m\u00f4i tr\u01b0\u1eddng ngo\u00e0i tr\u1eddi v\u1eabn \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a s\u1ea3n ph\u1ea9m. Tia UV, nhi\u1ec7t \u0111\u1ed9 cao, m\u01b0a v\u00e0 \u00f4 nhi\u1ec5m c\u00f3 th\u1ec3 l\u00e0m b\u1ec1 m\u1eb7t keo tr\u00e1m b\u1ecb l\u00e3o h\u00f3a d\u1ea7n d\u1ea7n v\u00e0 l\u00e0m gi\u1ea3m \u0111\u1ed9 d\u1ebbo dai l\u00e2u d\u00e0i n\u1ebfu s\u1ea3n ph\u1ea9m kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3.<\/p>\n<p>\u0110\u1ed1i v\u1edbi k\u00ednh \u1ed1p ngo\u1ea1i th\u1ea5t, m\u1eb7t ti\u1ec1n v\u00e0 c\u00e1c m\u1ed1i n\u1ed1i tr\u00ean m\u00e1i, c\u1ea7n ki\u1ec3m tra c\u00e1c tuy\u00ean b\u1ed1 v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng tia UV trong t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt, c\u0169ng nh\u01b0 c\u00e1c t\u00e0i li\u1ec7u tham kh\u1ea3o v\u1ec1 th\u1eed nghi\u1ec7m t\u1eeb c\u00e1c t\u1ed5 ch\u1ee9c ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn ho\u1eb7c c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m c\u1ee7a ph\u00f2ng th\u00ed nghi\u1ec7m. M\u1ed9t b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt n\u00eau r\u00f5 vi\u1ec7c tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n ASTM C920 ho\u1eb7c EN 15651 s\u1ebd cung c\u1ea5p c\u01a1 s\u1edf x\u00e1c th\u1ef1c h\u01a1n cho vi\u1ec7c l\u1ef1a ch\u1ecdn so v\u1edbi m\u1ed9t tuy\u00ean b\u1ed1 chung chung nh\u01b0 \u201cch\u1ed1ng ch\u1ecbu th\u1eddi ti\u1ebft\u201d.<\/p>\n<h3>3) Chu\u1ea9n b\u1ecb kh\u1edbp kh\u00f4ng t\u1ed1t<\/h3>\n<p>N\u1ebfu b\u1ec1 m\u1eb7t n\u1ec1n b\u00e1m b\u1ee5i, \u1ea9m \u01b0\u1edbt, d\u00ednh d\u1ea7u m\u1ee1 ho\u1eb7c kh\u00f4ng t\u01b0\u01a1ng th\u00edch v\u1edbi ch\u1ea5t tr\u00e1m khe, \u0111\u1ed9 b\u00e1m d\u00ednh c\u00f3 th\u1ec3 y\u1ebfu ngay t\u1eeb \u0111\u1ea7u. \u0110\u1ed9 b\u00e1m d\u00ednh y\u1ebfu l\u00e0m t\u0103ng nguy c\u01a1 \u0111\u01b0\u1eddng tr\u00e1m b\u1ecb bong ra \u1edf hai b\u00ean khe n\u1ed1i khi c\u1ea5u tr\u00fac di chuy\u1ec3n. T\u00ecnh tr\u1ea1ng b\u1ec1 m\u1eb7t r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi k\u00ednh, nh\u00f4m anot h\u00f3a, kim lo\u1ea1i c\u00f3 l\u1edbp ph\u1ee7, b\u00ea t\u00f4ng, g\u1ea1ch x\u00e2y, g\u1ea1ch men v\u00e0 c\u00e1c thi\u1ebft b\u1ecb v\u1ec7 sinh.<\/p>\n<p>Trong tr\u01b0\u1eddng h\u1ee3p nh\u00e0 s\u1ea3n xu\u1ea5t y\u00eau c\u1ea7u ph\u1ea3i s\u01a1n l\u00f3t, h\u00e3y coi \u0111\u00f3 l\u00e0 m\u1ed9t ph\u1ea7n c\u1ee7a h\u1ec7 th\u1ed1ng, ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t t\u00f9y ch\u1ecdn b\u1ed5 sung. C\u00e1c v\u1ea5n \u0111\u1ec1 \u0111i\u1ec3n h\u00ecnh li\u00ean quan \u0111\u1ebfn b\u1ec1 m\u1eb7t n\u1ec1n bao g\u1ed3m:<\/p>\n<ul>\n<li>c\u00e1c v\u1eadt li\u1ec7u x\u1ed1p nh\u01b0 b\u00ea t\u00f4ng ho\u1eb7c g\u1ea1ch \u0111\u00e1, c\u00f3 th\u1ec3 c\u1ea7n s\u01a1n l\u00f3t ho\u1eb7c x\u1eed l\u00fd b\u1ec1 m\u1eb7t<\/li>\n<li>c\u00e1c kim lo\u1ea1i c\u00f3 n\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t th\u1ea5p ho\u1eb7c \u0111\u01b0\u1ee3c ph\u1ee7 l\u1edbp, c\u00f3 th\u1ec3 c\u1ea7n ph\u1ea3i ti\u1ebfn h\u00e0nh th\u1eed nghi\u1ec7m \u0111\u1ed9 b\u00e1m d\u00ednh tr\u01b0\u1edbc khi \u00e1p d\u1ee5ng to\u00e0n di\u1ec7n<\/li>\n<li>c\u00e1c b\u1ec1 m\u1eb7t \u1edf khu v\u1ef1c \u1ea9m \u01b0\u1edbt, n\u01a1i \u0111\u1ed9 \u1ea9m c\u00f2n s\u00f3t l\u1ea1i c\u00f3 th\u1ec3 c\u1ea3n tr\u1edf qu\u00e1 tr\u00ecnh h\u00ecnh th\u00e0nh \u0111\u1ed9 b\u00e1m d\u00ednh ban \u0111\u1ea7u<\/li>\n<li>c\u00e1c m\u1ea3nh v\u1ee5n keo b\u1ecb l\u00e3o h\u00f3a, c\u00f3 th\u1ec3 c\u1ea3n tr\u1edf v\u1eadt li\u1ec7u m\u1edbi b\u00e1m d\u00ednh \u0111\u00fang c\u00e1ch<\/li>\n<\/ul>\n<h3>4) Thi\u1ebft k\u1ebf kh\u1edbp n\u1ed1i kh\u00f4ng \u0111\u00fang<\/h3>\n<p>M\u1ed9t \u0111\u01b0\u1eddng keo c\u1ea7n c\u00f3 t\u1ef7 l\u1ec7 chi\u1ec1u r\u1ed9ng tr\u00ean chi\u1ec1u s\u00e2u ph\u00f9 h\u1ee3p \u0111\u1ec3 c\u00f3 th\u1ec3 co gi\u00e3n v\u00e0 n\u00e9n l\u1ea1i m\u00e0 kh\u00f4ng b\u1ecb qu\u00e1 t\u1ea3i. N\u1ebfu \u0111\u01b0\u1eddng keo qu\u00e1 m\u1ecfng, qu\u00e1 s\u00e2u ho\u1eb7c \u0111\u01b0\u1ee3c d\u00e1n ch\u1eb7t \u1edf qu\u00e1 nhi\u1ec1u m\u1eb7t, \u1ee9ng su\u1ea5t do chuy\u1ec3n \u0111\u1ed9ng s\u1ebd t\u1eadp trung v\u00e0o v\u1ecb tr\u00ed kh\u00f4ng ph\u00f9 h\u1ee3p v\u00e0 nguy c\u01a1 n\u1ee9t v\u1ee1 s\u1ebd t\u0103ng cao.<\/p>\n<p>D\u00e2y \u0111\u1ec7m ho\u1eb7c b\u0103ng ch\u1ed1ng d\u00ednh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 h\u1ea1n ch\u1ebf \u0111\u1ed9 b\u00e1m d\u00ednh gi\u1eefa hai m\u1eb7t \u0111\u1ed1i di\u1ec7n v\u00e0 gi\u00fap duy tr\u00ec h\u00ecnh d\u1ea1ng thi\u1ebft k\u1ebf. H\u00ecnh d\u1ea1ng khe n\u1ed1i ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi m\u1ee9c \u0111\u1ed9 chuy\u1ec3n \u0111\u1ed9ng d\u1ef1 ki\u1ebfn, lo\u1ea1i b\u1ec1 m\u1eb7t n\u1ec1n v\u00e0 h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t.<\/p>\n<h3>5) V\u1ea5n \u0111\u1ec1 li\u00ean quan \u0111\u1ebfn vi\u1ec7c l\u1ef1a ch\u1ecdn s\u1ea3n ph\u1ea9m ho\u1eb7c th\u1eddi h\u1ea1n s\u1eed d\u1ee5ng<\/h3>\n<p>Ch\u1ea5t tr\u00e1m khe kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi b\u1ec1 m\u1eb7t n\u1ec1n ho\u1eb7c m\u00f4i tr\u01b0\u1eddng c\u00f3 th\u1ec3 b\u1ecb h\u1ecfng s\u1edbm h\u01a1n d\u1ef1 ki\u1ebfn. V\u1eadt li\u1ec7u \u0111\u00e3 h\u1ebft h\u1ea1n s\u1eed d\u1ee5ng ho\u1eb7c \u0111\u01b0\u1ee3c b\u1ea3o qu\u1ea3n kh\u00f4ng \u0111\u00fang c\u00e1ch c\u0169ng c\u00f3 th\u1ec3 c\u00f3 hi\u1ec7u su\u1ea5t k\u00e9m h\u01a1n so v\u1edbi v\u1eadt li\u1ec7u m\u1edbi.<\/p>\n<p>Thay v\u00ec d\u1ef1a v\u00e0o nh\u1eefng tuy\u00ean b\u1ed1 ti\u1ebfp th\u1ecb chung chung, h\u00e3y ki\u1ec3m tra d\u1eef li\u1ec7u th\u1ef1c t\u1ebf c\u1ee7a s\u1ea3n ph\u1ea9m: vi\u1ec7c tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n \u0111\u00e3 c\u00f4ng b\u1ed1, kh\u1ea3 n\u0103ng ch\u1ecbu bi\u1ebfn d\u1ea1ng \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1, kh\u1ea3 n\u0103ng t\u01b0\u01a1ng th\u00edch v\u1edbi b\u1ec1 m\u1eb7t n\u1ec1n, quy tr\u00ecnh \u0111\u00f3ng r\u1eafn, v\u00e0 k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m \u0111\u01b0\u1ee3c ghi ch\u00e9p \u0111\u1ea7y \u0111\u1ee7. N\u0103ng l\u1ef1c s\u1ea3n xu\u1ea5t h\u00e0ng n\u0103m c\u1ee7a Joobond v\u01b0\u1ee3t qu\u00e1 200.000 t\u1ea5n c\u00f9ng kh\u1ea3 n\u0103ng ph\u00e1t tri\u1ec3n s\u1ea3n ph\u1ea9m theo y\u00eau c\u1ea7u l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c kh\u00e1ch h\u00e0ng c\u1ea7n ngu\u1ed3n cung \u1ed5n \u0111\u1ecbnh v\u00e0 gi\u1ea3i ph\u00e1p ph\u00e1t tri\u1ec3n ph\u00f9 h\u1ee3p v\u1edbi t\u1eebng \u1ee9ng d\u1ee5ng c\u1ee5 th\u1ec3.<\/p>\n<h2>L\u1eddi khuy\u00ean th\u1ef1c t\u1ebf v\u1ec1 ph\u00f2ng ng\u1eeba<\/h2>\n<h3>Ch\u1ecdn s\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p v\u1edbi b\u1ec1 m\u1eb7t v\u00e0 m\u1ee9c \u0111\u1ed9 ti\u1ebfp x\u00fac<\/h3>\n<p>Ch\u1ecdn lo\u1ea1i keo tr\u00e1m ph\u00f9 h\u1ee3p v\u1edbi t\u1eebng \u1ee9ng d\u1ee5ng: k\u00ednh, nh\u00f4m, b\u00ea t\u00f4ng, t\u01b0\u1eddng g\u1ea1ch, kim lo\u1ea1i c\u00f3 l\u1edbp ph\u1ee7, g\u1ed1m s\u1ee9 ho\u1eb7c c\u00e1c khu v\u1ef1c v\u1ec7 sinh \u0111\u1ec1u c\u00f3 nh\u1eefng y\u00eau c\u1ea7u kh\u00e1c nhau. Lu\u00f4n ki\u1ec3m tra b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a s\u1ea3n ph\u1ea9m \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c b\u1ec1 m\u1eb7t n\u1ec1n ph\u00f9 h\u1ee3p, kh\u1ea3 n\u0103ng ch\u1ecbu bi\u1ebfn d\u1ea1ng, ph\u01b0\u01a1ng ph\u00e1p \u0111\u00f3ng r\u1eafn v\u00e0 \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng.<\/p>\n<p>C\u00e1c d\u00f2ng s\u1ea3n ph\u1ea9m th\u01b0\u1eddng \u0111\u01b0\u1ee3c ph\u00e2n bi\u1ec7t d\u1ef1a tr\u00ean h\u1ec7 th\u1ed1ng \u0111\u00f3ng r\u1eafn, t\u00ednh ch\u1ea5t b\u00e1m d\u00ednh, c\u01a1 ch\u1ebf \u0111\u00f3ng r\u1eafn trung t\u00ednh so v\u1edbi c\u01a1 ch\u1ebf \u0111\u00f3ng r\u1eafn acetoxy, c\u0169ng nh\u01b0 vi\u1ec7c c\u00f3 c\u1ea7n s\u01a1n l\u00f3t tr\u00ean b\u1ec1 m\u1eb7t x\u1ed1p hay b\u1ec1 m\u1eb7t \u0111\u00e3 \u0111\u01b0\u1ee3c ph\u1ee7 l\u1edbp ph\u1ee7 hay kh\u00f4ng. C\u00e1c \u0111\u1eb7c \u0111i\u1ec3m m\u00f4 t\u1ea3 h\u1eefu \u00edch cho d\u00f2ng s\u1ea3n ph\u1ea9m bao g\u1ed3m:<\/p>\n<ul>\n<li>keo silicone cho k\u00ednh k\u1ebft c\u1ea5u<\/li>\n<li>Keo silicone ch\u1ed1ng th\u1ea5m cho m\u1eb7t ti\u1ec1n<\/li>\n<li>keo silicone ch\u1ed1ng th\u1ea5m d\u00f9ng trong l\u0129nh v\u1ef1c v\u1ec7 sinh<\/li>\n<li>silicone x\u00e2y d\u1ef1ng \u0111\u00f3ng r\u1eafn trung t\u00ednh<\/li>\n<li>ch\u1ea5t tr\u00e1m khe k\u00ednh \u0111\u00f3ng r\u1eafn b\u1eb1ng acetoxy<\/li>\n<\/ul>\n<h3>Chu\u1ea9n b\u1ecb m\u1ed1i n\u1ed1i \u0111\u00fang c\u00e1ch<\/h3>\n<p>Tr\u01b0\u1edbc khi thi c\u00f4ng, h\u00e3y lo\u1ea1i b\u1ecf b\u1ee5i, c\u00e1c h\u1ea1t b\u00e1m l\u1ecfng l\u1ebbo, c\u1eb7n keo tr\u00e1m c\u0169, d\u1ea7u m\u1ee1 v\u00e0 \u0111\u1ed9 \u1ea9m t\u1ea1i nh\u1eefng v\u1ecb tr\u00ed m\u00e0 h\u1ec7 th\u1ed1ng y\u00eau c\u1ea7u b\u1ec1 m\u1eb7t ph\u1ea3i kh\u00f4 r\u00e1o. N\u1ebfu nh\u00e0 s\u1ea3n xu\u1ea5t y\u00eau c\u1ea7u s\u1eed d\u1ee5ng s\u01a1n l\u00f3t tr\u00ean m\u1ed9t lo\u1ea1i b\u1ec1 m\u1eb7t c\u1ee5 th\u1ec3, h\u00e3y tu\u00e2n th\u1ee7 \u0111\u00fang h\u01b0\u1edbng d\u1eabn.<\/p>\n<p>Nhi\u1ec1u lo\u1ea1i ch\u1ea5t tr\u00e1m khe r\u1ea5t nh\u1ea1y c\u1ea3m v\u1edbi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng, \u0111\u1ed9 \u1ea9m v\u00e0 hi\u1ec7n t\u01b0\u1ee3ng ng\u01b0ng t\u1ee5 trong qu\u00e1 tr\u00ecnh thi c\u00f4ng v\u00e0 giai \u0111o\u1ea1n \u0111\u00f4ng c\u1ee9ng ban \u0111\u1ea7u. H\u00e3y tu\u00e2n th\u1ee7 h\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt c\u1ee7a s\u1ea3n ph\u1ea9m v\u1ec1 c\u00e1c \u0111i\u1ec1u ki\u1ec7n thi c\u00f4ng ph\u00f9 h\u1ee3p, thay v\u00ec cho r\u1eb1ng \u0111i\u1ec1u ki\u1ec7n ph\u00f2ng th\u00f4ng th\u01b0\u1eddng l\u00e0 \u0111\u1ee7.<\/p>\n<h3>Thi\u1ebft k\u1ebf h\u1ea1t sao cho n\u00f3 di chuy\u1ec3n \u0111\u00fang c\u00e1ch<\/h3>\n<p>S\u1eed d\u1ee5ng thanh \u0111\u1ec7m ho\u1eb7c l\u1edbp ng\u0103n d\u00ednh khi c\u1ea7n thi\u1ebft \u0111\u1ec3 ch\u1ea5t tr\u00e1m ch\u1ec9 b\u00e1m d\u00ednh v\u00e0o hai m\u1eb7t c\u1ee7a khe n\u1ed1i. \u0110i\u1ec1u n\u00e0y gi\u00fap \u0111\u01b0\u1eddng tr\u00e1m di chuy\u1ec3n m\u1ed9t c\u00e1ch c\u00f3 ki\u1ec3m so\u00e1t v\u00e0 ng\u0103n ng\u1eeba \u1ee9ng su\u1ea5t qu\u00e1 m\u1ee9c. \u0110\u1ea3m b\u1ea3o t\u1ef7 l\u1ec7 \u0111\u01b0\u1eddng tr\u00e1m ph\u00f9 h\u1ee3p v\u1edbi k\u00edch th\u01b0\u1edbc khe n\u1ed1i, thay v\u00ec tr\u00e1m qu\u00e1 \u0111\u1ea7y khe.<\/p>\n<h3>\u00c1p d\u1ee5ng trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb<\/h3>\n<p>Nhi\u1ec7t \u0111\u1ed9 thi c\u00f4ng, nhi\u1ec7t \u0111\u1ed9 b\u1ec1 m\u1eb7t, \u0111\u1ed9 \u1ea9m v\u00e0 th\u1eddi gian \u0111\u00f3ng r\u1eafn \u0111\u1ec1u \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t. Tr\u00e1nh thi c\u00f4ng khi c\u00f3 m\u01b0a, hi\u1ec7n t\u01b0\u1ee3ng ng\u01b0ng t\u1ee5 ho\u1eb7c b\u1ec1 m\u1eb7t n\u1ec1n b\u1ecb \u00f4 nhi\u1ec5m, v\u00ec nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y c\u00f3 th\u1ec3 c\u1ea3n tr\u1edf \u0111\u1ed9 b\u00e1m d\u00ednh ho\u1eb7c qu\u00e1 tr\u00ecnh \u0111\u00f3ng r\u1eafn.<\/p>\n<h3>Ki\u1ec3m tra v\u00e0 b\u1ea3o d\u01b0\u1ee1ng khu v\u1ef1c \u0111\u01b0\u1ee3c b\u1ecbt k\u00edn<\/h3>\n<p>H\u00e3y ki\u1ec3m tra \u0111\u1ecbnh k\u1ef3 c\u00e1c m\u1ed1i n\u1ed1i \u0111\u01b0\u1ee3c b\u1ecbt k\u00edn \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1edbm c\u00e1c d\u1ea5u hi\u1ec7u n\u1ee9t, bong tr\u00f3c m\u00e9p, \u0111\u1ed5i m\u00e0u ho\u1eb7c co ng\u00f3t. C\u00e1c khuy\u1ebft t\u1eadt nh\u1ecf s\u1ebd d\u1ec5 s\u1eeda ch\u1eefa h\u01a1n tr\u01b0\u1edbc khi n\u01b0\u1edbc th\u1ea5m v\u00e0o ho\u1eb7c c\u00e1c chuy\u1ec3n \u0111\u1ed9ng l\u1eb7p \u0111i l\u1eb7p l\u1ea1i l\u00e0m cho h\u01b0 h\u1ecfng tr\u1edf n\u00ean nghi\u00eam tr\u1ecdng h\u01a1n.<\/p>\n<h2>C\u00e1c chi ti\u1ebft k\u1ef9 thu\u1eadt quan tr\u1ecdng trong th\u1ef1c t\u1ebf<\/h2>\n<ul>\n<li>Thi\u1ebft k\u1ebf khe n\u1ed1i ph\u1ea3i cho ph\u00e9p chuy\u1ec3n \u0111\u1ed9ng m\u00e0 kh\u00f4ng b\u1eaft ch\u1ea5t tr\u00e1m khe ph\u1ea3i \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t ch\u1ea5t tr\u00e1m c\u1ee9ng.<\/li>\n<li>Thanh \u0111\u1ec7m gi\u00fap ki\u1ec3m so\u00e1t \u0111\u1ed9 d\u00e0y c\u1ee7a ch\u1ea5t tr\u00e1m k\u00edn v\u00e0 gi\u1ea3m hi\u1ec7n t\u01b0\u1ee3ng b\u00e1m d\u00ednh ba m\u1eb7t.<\/li>\n<li>Ch\u1ea5t tr\u00e1m khe ph\u1ea3i t\u01b0\u01a1ng th\u00edch v\u1edbi b\u1ec1 m\u1eb7t n\u1ec1n v\u00e0 b\u1ea5t k\u1ef3 h\u1ec7 th\u1ed1ng s\u01a1n l\u00f3t n\u00e0o \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.<\/li>\n<li>\u0110i\u1ec1u ki\u1ec7n \u0111\u00f3ng r\u1eafn r\u1ea5t quan tr\u1ecdng: nhi\u1ec7t \u0111\u1ed9, \u0111\u1ed9 \u1ea9m v\u00e0 m\u1ee9c \u0111\u1ed9 nhi\u1ec5m b\u1ea9n t\u1ea1i c\u00e1c m\u1ed1i n\u1ed1i \u0111\u1ec1u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t cu\u1ed1i c\u00f9ng.<\/li>\n<li>\u0110\u1ed1i v\u1edbi c\u00e1c m\u1ed1i n\u1ed1i b\u00ean ngo\u00e0i, kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu th\u1eddi ti\u1ebft v\u00e0 \u0111\u1ed9 d\u1ebbo dai l\u00e2u d\u00e0i l\u00e0 nh\u1eefng ti\u00eau ch\u00ed l\u1ef1a ch\u1ecdn quan tr\u1ecdng.<\/li>\n<li>Hi\u1ec7u su\u1ea5t c\u1ee7a s\u1ea3n ph\u1ea9m n\u00ean \u0111\u01b0\u1ee3c x\u00e1c minh th\u00f4ng qua t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t, b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt s\u1ea3n ph\u1ea9m v\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn, thay v\u00ec d\u1ef1a v\u00e0o nh\u1eefng l\u1eddi qu\u1ea3ng c\u00e1o chung chung.<\/li>\n<\/ul>\n<p>C\u00e1c t\u00e0i li\u1ec7u tham kh\u1ea3o h\u1eefu \u00edch bao g\u1ed3m c\u00e1c ti\u00eau chu\u1ea9n ASTM C920, ASTM C1193, EN 15651, c\u00f9ng v\u1edbi c\u00e1c b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt s\u1ea3n ph\u1ea9m c\u1ee7a c\u00e1c d\u00f2ng keo silicone \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c \u1ee9ng d\u1ee5ng nh\u01b0 m\u1eb7t ti\u1ec1n, l\u1eafp k\u00ednh, thi\u1ebft b\u1ecb v\u1ec7 sinh v\u00e0 x\u00e2y d\u1ef1ng n\u00f3i chung.<\/p>\n<h2>Nh\u1eefng y\u1ebfu t\u1ed1 c\u1ea7n l\u01b0u \u00fd trong d\u1eef li\u1ec7u v\u00e0 ti\u00eau chu\u1ea9n s\u1ea3n ph\u1ea9m<\/h2>\n<p>Khi \u0111\u00e1nh gi\u00e1 m\u1ed9t lo\u1ea1i keo tr\u00e1m silicone, h\u00e3y t\u00ecm ki\u1ebfm c\u00e1c th\u00f4ng tin sau \u0111\u00e2y trong t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t:<\/p>\n<ul>\n<li>kh\u1ea3 n\u0103ng v\u1eadn \u0111\u1ed9ng v\u00e0 lo\u1ea1i kh\u1edbp d\u1ef1 ki\u1ebfn<\/li>\n<li>th\u1eddi gian ti\u1ebfp x\u00fac v\u1edbi da, t\u1ef7 l\u1ec7 ch\u1eefa kh\u1ecfi v\u00e0 c\u00e1c \u0111i\u1ec1u ki\u1ec7n ch\u1eefa kh\u1ecfi cu\u1ed1i c\u00f9ng<\/li>\n<li>T\u00ednh t\u01b0\u01a1ng th\u00edch c\u1ee7a ch\u1ea5t n\u1ec1n v\u00e0 c\u00e1c y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi m\u1ed3i<\/li>\n<li>ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng<\/li>\n<li>c\u00e1c tuy\u00ean b\u1ed1 v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1eddi ti\u1ebft ho\u1eb7c ch\u1ed1ng tia UV do nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u01b0a ra<\/li>\n<li>c\u00e1c y\u00eau c\u1ea7u tu\u00e2n th\u1ee7 ho\u1eb7c t\u00e0i li\u1ec7u tham kh\u1ea3o v\u1ec1 th\u1eed nghi\u1ec7m li\u00ean quan \u0111\u1ebfn hi\u1ec7u su\u1ea5t c\u1ee7a ch\u1ea5t tr\u00e1m k\u00edn v\u00e0 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng c\u1ee7a c\u00f4ng tr\u00ecnh<\/li>\n<\/ul>\n<p>N\u00ean \u01b0u ti\u00ean c\u00e1c ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c quy \u0111\u1ecbnh r\u00f5 r\u00e0ng, d\u00f2ng s\u1ea3n ph\u1ea9m c\u00f3 t\u00ean c\u1ee5 th\u1ec3, lo\u1ea1i \u1ee9ng d\u1ee5ng ho\u1eb7c t\u00e0i li\u1ec7u tham kh\u1ea3o th\u1eed nghi\u1ec7m \u0111\u00e3 \u0111\u01b0\u1ee3c c\u00f4ng b\u1ed1 h\u01a1n l\u00e0 nh\u1eefng thu\u1eadt ng\u1eef qu\u1ea3ng c\u00e1o chung chung. N\u1ebfu b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt li\u1ec7t k\u00ea kho\u1ea3ng nhi\u1ec7t \u0111\u1ed9 \u0111\u00f3ng r\u1eafn, d\u1ea3i nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng ho\u1eb7c ph\u00e2n lo\u1ea1i chuy\u1ec3n \u0111\u1ed9ng, th\u00ec \u0111\u00f3 ch\u00ednh l\u00e0 nh\u1eefng th\u00f4ng tin c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tr\u00edch d\u1eabn ho\u1eb7c t\u00f3m t\u1eaft m\u1ed9t c\u00e1ch \u0111\u00e1ng tin c\u1eady.<\/p>\n<h2>Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2>\n<p>C\u00e1c v\u1ebft n\u1ee9t tr\u00ean keo silicone th\u01b0\u1eddng l\u00e0 k\u1ebft qu\u1ea3 c\u1ee7a \u1ee9ng su\u1ea5t do chuy\u1ec3n \u0111\u1ed9ng, \u0111\u1ed9 b\u00e1m d\u00ednh y\u1ebfu, thi\u1ebft k\u1ebf khe n\u1ed1i kh\u00f4ng ph\u00f9 h\u1ee3p ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n ti\u1ebfp x\u00fac v\u01b0\u1ee3t qu\u00e1 ph\u1ea1m vi s\u1eed d\u1ee5ng d\u1ef1 ki\u1ebfn c\u1ee7a s\u1ea3n ph\u1ea9m. Chi\u1ebfn l\u01b0\u1ee3c ph\u00f2ng ng\u1eeba t\u1ed1t nh\u1ea5t l\u00e0 l\u1ef1a ch\u1ecdn ch\u1ea5t tr\u00e1m khe ph\u00f9 h\u1ee3p, chu\u1ea9n b\u1ecb khe n\u1ed1i c\u1ea9n th\u1eadn, ki\u1ec3m so\u00e1t h\u00ecnh d\u1ea1ng \u0111\u01b0\u1eddng tr\u00e1m v\u00e0 thi c\u00f4ng v\u1eadt li\u1ec7u trong \u0111i\u1ec1u ki\u1ec7n th\u00edch h\u1ee3p. Khi c\u00e1c b\u01b0\u1edbc c\u01a1 b\u1ea3n n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u00fang c\u00e1ch, c\u00e1c khe tr\u00e1m khe s\u1ebd c\u00f3 kh\u1ea3 n\u0103ng duy tr\u00ec \u0111\u1ed9 d\u1ebbo dai, kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc v\u00e0 \u0111\u1ed9 b\u1ec1n cao h\u01a1n theo th\u1eddi gian.<\/p>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c kh\u00e1ch h\u00e0ng \u0111ang so s\u00e1nh c\u00e1c nh\u00e0 cung c\u1ea5p, b\u1ec1 d\u00e0y l\u1ecbch s\u1eed s\u1ea3n xu\u1ea5t, danh m\u1ee5c s\u1ea3n ph\u1ea9m, s\u1ea3n l\u01b0\u1ee3ng h\u00e0ng n\u0103m v\u00e0 kh\u1ea3 n\u0103ng ph\u00e1t tri\u1ec3n theo y\u00eau c\u1ea7u c\u1ee7a Joobond l\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 \u0111\u00e1ng tin c\u1eady, gi\u00fap kh\u1eb3ng \u0111\u1ecbnh uy t\u00edn cho c\u00e1c d\u1ef1 \u00e1n c\u1ea7n \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t \u1ed5n \u0111\u1ecbnh c\u1ee7a ch\u1ea5t tr\u00e1m khe tr\u00ean c\u00e1c b\u1ec1 m\u1eb7t v\u00e0 \u1ee9ng d\u1ee5ng kh\u00e1c nhau.<\/p>\n<h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n<h3>T\u1ea1i sao keo silicone l\u1ea1i n\u1ee9t thay v\u00ec co gi\u00e3n?<\/h3>\n<p>N\u1ebfu khe n\u1ed1i di chuy\u1ec3n nhi\u1ec1u h\u01a1n m\u1ee9c ch\u1ea5t tr\u00e1m khe c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u1ef1ng \u0111\u01b0\u1ee3c, ho\u1eb7c n\u1ebfu ch\u1ea5t tr\u00e1m khe kh\u00f4ng b\u00e1m d\u00ednh t\u1ed1t, \u0111\u01b0\u1eddng tr\u00e1m c\u00f3 th\u1ec3 b\u1ecb r\u00e1ch ho\u1eb7c n\u1ee9t thay v\u00ec co gi\u00e3n \u0111\u1ec1u.<\/p>\n<h3>D\u00e2y \u0111\u1ec7m c\u00f3 th\u1ec3 gi\u00fap ng\u0103n ng\u1eeba n\u1ee9t kh\u00f4ng?<\/h3>\n<p>\u0110\u00fang v\u1eady. Thanh \u0111\u1ec7m c\u00f3 th\u1ec3 gi\u00fap c\u1ea3i thi\u1ec7n h\u00ecnh d\u1ea1ng khe n\u1ed1i, h\u1ea1n ch\u1ebf \u0111\u1ed9 s\u00e2u c\u1ee7a ch\u1ea5t tr\u00e1m khe v\u00e0 ng\u0103n ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng b\u00e1m d\u00ednh ba m\u1eb7t; t\u1ea5t c\u1ea3 nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0y \u0111\u1ec1u g\u00f3p ph\u1ea7n gi\u00fap ch\u1ea5t tr\u00e1m khe di chuy\u1ec3n hi\u1ec7u qu\u1ea3 h\u01a1n.<\/p>\n<h3>Vi\u1ec7c ti\u1ebfp x\u00fac v\u1edbi tia UV c\u00f3 ph\u1ea3i l\u00e0 v\u1ea5n \u0111\u1ec1 \u0111\u1ed1i v\u1edbi keo tr\u00e1m silicone kh\u00f4ng?<\/h3>\n<p>\u0110\u00fang v\u1eady. Nh\u1ef1a silicone th\u01b0\u1eddng c\u00f3 hi\u1ec7u su\u1ea5t t\u1ed1t khi s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi, nh\u01b0ng vi\u1ec7c ti\u1ebfp x\u00fac li\u00ean t\u1ee5c v\u1edbi tia UV v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 th\u1eddi ti\u1ebft v\u1eabn c\u00f3 th\u1ec3 l\u00e0m b\u1ec1 m\u1eb7t b\u1ecb l\u00e3o h\u00f3a v\u00e0 gi\u1ea3m \u0111\u1ed9 b\u1ec1n l\u00e2u d\u00e0i n\u1ebfu s\u1ea3n ph\u1ea9m kh\u00f4ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf d\u00e0nh ri\u00eang cho m\u00f4i tr\u01b0\u1eddng \u0111\u00f3.<\/p>\n<h3>Nh\u1eefng chi ti\u1ebft n\u00e0o \u1edf m\u1ed1i n\u1ed1i gi\u00fap gi\u1ea3m nguy c\u01a1 n\u1ee9t?<\/h3>\n<p>Khe n\u1ed1i c\u00f3 k\u00edch th\u01b0\u1edbc ph\u00f9 h\u1ee3p, \u0111\u1ed9 s\u00e2u \u0111\u01b0\u1eddng keo \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t, \u0111\u1ed9 b\u00e1m d\u00ednh hai m\u1eb7t v\u00e0 b\u1ec1 m\u1eb7t n\u1ec1n s\u1ea1ch, kh\u00f4 \u0111\u1ec1u gi\u00fap gi\u1ea3m \u00e1p l\u1ef1c l\u00ean ch\u1ea5t tr\u00e1m khe v\u00e0 n\u00e2ng cao \u0111\u1ed9 b\u1ec1n.<\/p>\n<h3>Tr\u01b0\u1edbc khi ch\u1ecdn ch\u1ea5t tr\u00e1m khe, t\u00f4i n\u00ean ki\u1ec3m tra nh\u1eefng th\u00f4ng tin n\u00e0o tr\u00ean b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a s\u1ea3n ph\u1ea9m?<\/h3>\n<p>H\u00e3y xem x\u00e9t t\u00ednh t\u01b0\u01a1ng th\u00edch v\u1edbi b\u1ec1 m\u1eb7t n\u1ec1n, kh\u1ea3 n\u0103ng co gi\u00e3n, d\u1ea3i nhi\u1ec7t \u0111\u1ed9 s\u1eed d\u1ee5ng, \u0111i\u1ec1u ki\u1ec7n \u0111\u00f3ng r\u1eafn, y\u00eau c\u1ea7u v\u1ec1 l\u1edbp s\u01a1n l\u00f3t, c\u0169ng nh\u01b0 b\u1ea5t k\u1ef3 th\u00f4ng tin n\u00e0o v\u1ec1 hi\u1ec7u su\u1ea5t ho\u1eb7c c\u00e1c t\u00e0i li\u1ec7u tham kh\u1ea3o th\u1eed nghi\u1ec7m \u0111\u01b0\u1ee3c n\u00eau r\u00f5.<\/p>","protected":false},"excerpt":{"rendered":"<p>H\u00e3y ng\u0103n ng\u1eeba hi\u1ec7n t\u01b0\u1ee3ng n\u1ee9t v\u1ee1 c\u1ee7a keo silicone b\u1eb1ng c\u00e1ch l\u1ef1a ch\u1ecdn s\u1ea3n ph\u1ea9m ph\u00f9 h\u1ee3p, thi\u1ebft k\u1ebf khe n\u1ed1i v\u00e0 chu\u1ea9n b\u1ecb b\u1ec1 m\u1eb7t \u0111\u00fang c\u00e1ch. H\u00e3y tham kh\u1ea3o b\u1ea3ng th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u1ec3 bi\u1ebft chi ti\u1ebft v\u1ec1 kh\u1ea3 n\u0103ng co gi\u00e3n v\u00e0 qu\u00e1 tr\u00ecnh \u0111\u00f4ng c\u1ee9ng.<\/p>","protected":false},"author":2,"featured_media":3249,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center 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