{"id":2450,"date":"2026-05-22T06:05:47","date_gmt":"2026-05-22T06:05:47","guid":{"rendered":"https:\/\/guanmalabel.com\/?p=2450"},"modified":"2026-05-22T06:42:08","modified_gmt":"2026-05-22T06:42:08","slug":"what-is-a-release-liner","status":"publish","type":"post","link":"https:\/\/guanmalabel.com\/vi\/blog\/what-is-a-release-liner\/","title":{"rendered":"L\u1edbp l\u00f3t ph\u00e1t h\u00e0nh l\u00e0 g\u00ec? C\u00e1c lo\u1ea1i, l\u1edbp ph\u1ee7 silicon & c\u00f4ng d\u1ee5ng"},"content":{"rendered":"
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L\u1edbp l\u00f3t nh\u1ea3 l\u00e0 g\u00ec?C\u01a1 b\u1ea3n nh\u1ea5t, l\u1edbp l\u00f3t nh\u1ea3 l\u00e0 t\u1ea5m l\u00f3t \u0111\u01b0\u1ee3c ph\u1ee7 silicon mang ch\u1ea5t k\u1ebft d\u00ednh nh\u1ea1y \u00e1p l\u1ef1c v\u00e0 gi\u1eef cho n\u00f3 kh\u00f4ng b\u00e1m d\u00ednh v\u00e0o b\u1ea5t c\u1ee9 th\u1ee9 g\u00ec cho \u0111\u1ebfn khi s\u1eed d\u1ee5ng. B\u1ea1n c\u00f3 th\u1ec3 ch\u1ea1m v\u00e0o l\u1edbp l\u00f3t nh\u1ea3 g\u1ea7n nh\u01b0 m\u1ed7i ng\u00e0y \u2013 \u0111\u00f3 l\u00e0 t\u1ea5m b\u00f3ng m\u00e0 nh\u00e3n, nh\u00e3n d\u00e1n ho\u1eb7c b\u0103ng c\u1ee7a b\u1ea1n bong ra (v\u00e0 th\u01b0\u1eddng n\u00e9m \u0111i). Nh\u01b0ng t\u1ea5m l\u00f3t d\u00f9ng m\u1ed9t l\u1ea7n \u0111\u00f3 gi\u1eef ch\u00eca kh\u00f3a \u0111\u1ec3 xem nh\u00e3n c\u00f3 ph\u00e2n ph\u1ed1i tr\u01a1n tru hay kh\u00f4ng, khu\u00f4n c\u1eaft s\u1ea1ch s\u1ebd v\u00e0 t\u1ed3n t\u1ea1i tr\u00ean \u0111\u01b0\u1eddng chuy\u1ec3n \u0111\u1ed5i t\u1ed1c \u0111\u1ed9 cao. H\u01b0\u1edbng d\u1eabn n\u00e0y bao g\u1ed3m l\u1edbp l\u00f3t nh\u1ea3 l\u00e0 g\u00ec, l\u1edbp ph\u1ee7 nh\u1ea3 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o, lo\u1ea1i ph\u00edm, th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt l\u1ef1c nh\u1ea3 \u0111\u1ecdc v\u00e0 x\u00e1c \u0111\u1ecbnh b\u1ec1 m\u1eb7t l\u1edbp l\u00f3t.<\/p>\n

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Th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt nhanh: S\u01a1 l\u01b0\u1ee3c v\u1ec1 vi\u1ec7c ph\u00e1t h\u00e0nh l\u00f3t<\/h3>\n\n\n\n\n\n\n\n\n
Ch\u1ee9c n\u0103ng<\/td>\nB\u1ea3o v\u1ec7 v\u00e0 mang theo ch\u1ea5t k\u1ebft d\u00ednh nh\u1ea1y \u00e1p l\u1ef1c; c\u0169ng nh\u01b0 gi\u01b0\u1eddng c\u1eaft khu\u00f4n v\u00e0 ch\u1ea5t mang ph\u00e2n ph\u1ed1i<\/td>\n<\/tr>\n
Ch\u1ea5t n\u1ec1n ph\u1ed5 bi\u1ebfn<\/td>\nGi\u1ea5y kraft Glassine, SCK & CCK, kraft ph\u1ee7 poly, m\u00e0ng polyester PET, BOPP, HDPE<\/td>\n<\/tr>\n
Gi\u1ea3i ph\u00f3ng l\u1edbp ph\u1ee7<\/td>\nSilicone (ph\u1ed5 bi\u1ebfn nh\u1ea5t) ho\u1eb7c kh\u00f4ng ph\u1ea3i silicone; \u00e1p d\u1ee5ng v\u00e0 ch\u1eefa kh\u1ecfi tr\u00ean m\u1ed9t ho\u1eb7c c\u1ea3 hai m\u1eb7t<\/td>\n<\/tr>\n
Ph\u1ea1m vi l\u1ef1c l\u01b0\u1ee3ng ph\u00e1t h\u00e0nh<\/td>\nKho\u1ea3ng 0,05\u20133,0 N\/in (si\u00eau nh\u1eb9 \u0111\u1ebfn c\u1ef1c ch\u1eb7t), \u0111\u01b0\u1ee3c \u0111o theo FINAT FTM 3 \/FTM 4<\/td>\n<\/tr>\n
Caliper \u0111i\u1ec3n h\u00ecnh<\/td>\nL\u1edbp l\u00f3t gi\u1ea5y ~35\u2013135 gsm; L\u1edbp l\u00f3t m\u00e0ng PET ~12\u2013125 \u00b5m (\u22480,5\u20135 tri\u1ec7u)<\/td>\n<\/tr>\n
Ng d\u1ee5ng ch\u00ednh<\/td>\nNh\u00e3n, b\u0103ng, b\u0103ng y t\u1ebf, \u0111\u1ed3 h\u1ecda, prereg t\u1ed5ng h\u1ee3p, s\u1ea3n ph\u1ea9m v\u1ec7 sinh<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

L\u00f3t ph\u00e1t h\u00e0nh l\u00e0 g\u00ec?<\/h2>\n

\"L\u00f3t<\/p>\n

 <\/p>\n

ch\u1ea5t li\u1ec7u d\u00ednh \u0111\u1ec3 c\u00f3 th\u1ec3 \u0111\u01b0a v\u00e0o s\u1eed d\u1ee5ng \u0111\u00fang th\u1eddi \u0111i\u1ec3m.C\u00e1c \u0111\u1ecbnh ngh\u0129a ti\u00eau chu\u1ea9n c\u1ee7a m\u1ed9t l\u00f3t ph\u00e1t h\u00e0nh<\/a> m\u00f4 t\u1ea3 n\u00f3 nh\u01b0 l\u00e0 m\u1ed9t ch\u1ea5t n\u1ec1n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ng\u0103n ch\u1eb7n m\u1ed9t b\u1ec1 m\u1eb7t d\u00ednh t\u1eeb s\u1edbm b\u00e1m d\u00ednh, tr\u00e1ng tr\u00ean m\u1ed9t ho\u1eb7c c\u1ea3 hai m\u1eb7t v\u1edbi m\u1ed9t \u0111\u1ea1i l\u00fd ph\u00e1t h\u00e0nh.Kh\u00f4ng c\u00f3 n\u00f3, s\u1ea3n ph\u1ea9m d\u00ednh c\u1ee7a b\u1ea1n t nh\u00e3n, b\u0103ng, ho\u1eb7c nh\u00e3n d\u00e1n t s\u1ebd li\u00ean k\u1ebft v\u1edbi b\u1ea5t c\u1ee9 \u0111i\u1ec1u g\u00ec n\u00f3 ch\u1ea1m v\u00e0o, bao g\u1ed3m c\u1ea3 ch\u00ednh n\u00f3.\u0110\u1ec3 h\u00ecnh dung nh\u1eefng g\u00ec m\u1ed9t l\u00f3t ph\u00e1t h\u00e0nh l\u00e0, nh\u00ecn v\u00e0o n\u01a1i n\u00f3 ng\u1ed3i.Trong m\u1ed9t c\u1ea5u tr\u00fac nh\u1ea1y c\u1ea3m v\u1edbi \u00e1p l\u1ef1c \u0111i\u1ec3n h\u00ecnh (t\u1eeb tr\u00ean xu\u1ed1ng d\u01b0\u1edbi):<\/p>\n

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  1. Facestock: \u0110\u00f3 l\u00e0 l\u1edbp tr\u00ean c\u00f9ng (th\u01b0\u1eddng \u0111\u01b0\u1ee3c in) c\u1ee7a b\u1ea1n, th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng gi\u1ea5y, PET ho\u1eb7c polypropylen.L\u1edbp n\u00e0y s\u1ebd tr\u1edf th\u00e0nh nh\u00e3n, s\u1ea3n ph\u1ea9m ho\u1eb7c nh\u00e3n d\u00e1n hi\u1ec3n th\u1ecb cu\u1ed1i c\u00f9ng c\u1ee7a b\u1ea1n.<\/li>\n
  2. Ch\u1ea5t k\u1ebft d\u00ednh: \u0111\u00e2y l\u00e0 lo\u1ea1i keo nh\u1ea1y \u00e1p l\u1ef1c s\u1ebd li\u00ean k\u1ebft v\u0129nh vi\u1ec5n nh\u00e3n v\u1edbi ch\u1ea5t n\u1ec1n cu\u1ed1i c\u00f9ng c\u1ee7a n\u00f3.<\/li>\n
  3. L\u1edbp ph\u1ee7 gi\u1ea3i ph\u00f3ng: M\u1ed9t l\u1edbp ph\u1ee7 m\u1ecfng c\u1ef1c nh\u1ecf, th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng silicone, n\u01a1i ch\u1ea5t k\u1ebft d\u00ednh s\u1ebd l\u00e0m cho n\u01a1i ngh\u1ec9 ng\u01a1i c\u1ee7a n\u00f3.<\/li>\n
  4. L\u1edbp l\u00f3t nh\u1ea3: T\u1ea5m l\u00f3t (m\u1ed9t l\u1ea7n n\u1eefa, gi\u1ea5y ho\u1eb7c phim) tr\u00ean \u0111\u00f3 m\u1ecdi th\u1ee9 kh\u00e1c \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng v\u00e0 \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7.<\/li>\n<\/ol>\n<\/div>\n

    Tr\u00ean th\u1ef1c t\u1ebf, l\u1edbp l\u00f3t nh\u1ea3 th\u1ef1c hi\u1ec7n \u0111\u1ed3ng th\u1eddi ba c\u00f4ng vi\u1ec7c kh\u00e1c nhau \u2013 m\u1ed9t t\u00ednh n\u0103ng m\u00e0 h\u1ea7u h\u1ebft c\u00e1c \u0111\u1ecbnh ngh\u0129a c\u01a1 b\u1ea3n \u0111\u1ec1u b\u1ecf qua. Nhi\u1ec7m v\u1ee5 c\u1ee7a l\u1edbp l\u00f3t nh\u1ea3 l\u00e0: 1. B\u1ea3o v\u1ec7 ch\u1ea5t k\u1ebft d\u00ednh: L\u1edbp l\u00f3t che ch\u1eafn l\u1edbp d\u00ednh kh\u1ecfi b\u1ecb nhi\u1ec5m b\u1ea9n (b\u1ee5i, m\u1ea3nh v\u1ee5n, v.v.). 2. B\u1ec1 m\u1eb7t c\u1eaft: Khi nh\u00e3n nh\u1ea1y \u00e1p l\u1ef1c l\u00e0 \u201cc\u1eaft khu\u00f4n\u201d (\u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh m\u1ed9t h\u00ecnh d\u1ea1ng c\u1ee5 th\u1ec3 b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng khu\u00f4n c\u1eaft quay), l\u1edbp l\u00f3t t\u1ea1o th\u00e0nh b\u1ec1 m\u1eb7t c\u1eaft m\u00e0 m\u00e1y c\u1eaft \u00e9p \u2013 c\u1eaft xuy\u00ean qua l\u1edbp l\u00f3t nh\u01b0ng kh\u00f4ng ph\u1ea3i l\u1edbp l\u00f3t \u0111\u1ec3 ch\u1ea5t th\u1ea3i \u201cma tr\u1eadn\u201d v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c b\u00f3c ra s\u1ea1ch s\u1ebd, gi\u1eef nguy\u00ean nh\u00e3n. 3. C\u01a1 ch\u1ebf ph\u00e2n ph\u1ed1i: L\u1edbp l\u00f3t nh\u1ea3 l\u00e0 b\u1ec1 m\u1eb7t m\u00e0 nh\u00e3n \u0111\u01b0\u1ee3c truy\u1ec1n t\u1ea3i qua quy tr\u00ecnh ghi nh\u00e3n. Vi\u1ec7c kh\u00f4ng th\u1ef1c hi\u1ec7n t\u1ed1t b\u1ea5t k\u1ef3 m\u1ed9t trong nh\u1eefng nhi\u1ec7m v\u1ee5 n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn ph\u1ebf li\u1ec7u, ch\u1eadm tr\u1ec5 quy tr\u00ecnh ho\u1eb7c \u00e1p d\u1ee5ng nh\u00e3n kh\u00f4ng ch\u00ednh x\u00e1c. V\u1ec1 b\u1ea3n ch\u1ea5t, gi\u00e1 tr\u1ecb c\u1ee7a l\u1edbp l\u00f3t n\u1eb1m trong kh\u1ea3 n\u0103ng c\u1ee7a ng\u1ef1a th\u1ed3 \u0111\u1ec3 th\u1ef1c hi\u1ec7n ba nhi\u1ec7m v\u1ee5 m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 v\u00e0 n\u00f3 \u0111\u1ea3m b\u1ea3o l\u1ef1a ch\u1ecdn c\u1ea9n th\u1eadn gi\u1ed1ng nh\u01b0 l\u1edbp l\u00f3t m\u00e0 n\u00f3 mang.<\/p>\n

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    \ud83d\udca1<\/span> Ch\u00eca kh\u00f3a mang \u0111i<\/strong><\/div>\n

    H\u00e3y coi l\u1edbp l\u00f3t nh\u1ea3 nh\u01b0 th\u1edbt v\u00e0 ph\u01b0\u01a1ng ti\u1ec7n v\u1eadn chuy\u1ec3n \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf th\u1ef1c s\u1ef1, thay v\u00ec v\u1eadt li\u1ec7u ph\u1ebf li\u1ec7u m\u00e0 \u0111\u00f4i khi n\u00f3 tr\u1edf th\u00e0nh.<\/p>\n<\/div>\n

    L\u1edbp l\u00f3t gi\u1ea3i ph\u00f3ng ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o? L\u1edbp ph\u1ee7 gi\u1ea3i ph\u00f3ng silicon<\/h2>\n

    M\u1ed9t l\u1edbp l\u00f3t ph\u00e1t h\u00e0nh ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch t\u1ea1o ra hai \u2018li\u00ean k\u1ebft\u2019 r\u1ea5t kh\u00e1c nhau trong c\u1ea5u tr\u00fac: m\u1ed9t li\u00ean k\u1ebft m\u1ea1nh gi\u1eefa v\u1eadt li\u1ec7u m\u1eb7t v\u00e0 ch\u1ea5t k\u1ebft d\u00ednh \u1edf tr\u00ean, v\u00e0 m\u1ed9t li\u00ean k\u1ebft y\u1ebfu c\u00f3 ch\u1ee7 \u00fd gi\u1eefa ch\u1ea5t k\u1ebft d\u00ednh v\u00e0 l\u1edbp l\u00f3t ph\u00e1t h\u00e0nh b\u00ean d\u01b0\u1edbi n\u00f3.<\/p>\n

    M\u1ed9t c\u00e2u tr\u1ea3 l\u1eddi nhanh l\u00e0 \u201csilicone l\u00e0 qu\u00e1 th\u1ea5p n\u0103ng l\u01b0\u1ee3ng cho m\u1ed9t ch\u1ea5t k\u1ebft d\u00ednh \u0111\u1ec3 d\u00ednh v\u00e0o.\u201d N\u00f3 l\u00e0 ch\u00ednh x\u00e1c nh\u01b0ng kh\u00f4ng \u0111\u1ea7y \u0111\u1ee7. silicone l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u n\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t th\u1ea5p nh\u1edd v\u00e0o ph\u00e2n c\u1ef1c th\u1ea5p v\u00e0 x\u01b0\u01a1ng s\u1ed1ng polymer linh ho\u1ea1t, do \u0111\u00f3, m\u1ed9t ch\u1ea5t k\u1ebft d\u00ednh nh\u1ea1y \u00e1p l\u1ef1c kh\u00f4ng th\u1ec3 d\u1ec5 d\u00e0ng l\u00e0m \u01b0\u1edbt n\u00f3.Nh\u01b0ng n\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t th\u1ea5p m\u1ed9t m\u00ecnh kh\u00f4ng gi\u1ea3i th\u00edch hi\u1ec7u su\u1ea5t silicone \u0111 polytetrafluoroethylene (PTFE<\/a>) c\u00f3 n\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t th\u1eadm ch\u00ed c\u00f2n th\u1ea5p h\u01a1n silicone, tuy nhi\u00ean n\u00f3 t\u1ea1o ra l\u1edbp ph\u1ee7 gi\u1ea3i ph\u00f3ng k\u00e9m h\u01a1n.<\/p>\n

    S\u1ef1 tr\u01b0\u1ee3t gi\u1eefa c\u00e1c m\u1eb7t l\u00e0 l\u1eddi gi\u1ea3i th\u00edch th\u1ef1c s\u1ef1.Ngay c\u1ea3 khi silicone \u0111\u01b0\u1ee3c x\u1eed l\u00fd th\u00e0nh m\u1ed9t m\u1ea1ng l\u01b0\u1edbi li\u00ean k\u1ebft ngang, c\u00e1c chu\u1ed7i polymer c\u1ee7a n\u00f3 v\u1eabn di \u0111\u1ed9ng ation b\u1ec1 m\u1eb7t ho\u1ea1t \u0111\u1ed9ng m\u1ed9t ch\u00fat gi\u1ed1ng nh\u01b0 m\u1ed9t ch\u1ea5t l\u1ecfng, v\u00ec v\u1eady khi b\u1ea1n k\u00e9o t\u1ea5m laminate ra xa nhau, ch\u1ea5t k\u1ebft d\u00ednh c\u00f3 th\u1ec3 l\u01b0\u1edbt qua n\u00f3 \u1edf quy m\u00f4 nano thay v\u00ec b\u1ecb v\u01b0\u1edbng.B\u1edfi v\u00ec ch\u1ea5t k\u1ebft d\u00ednh tr\u01b0\u1ee3t ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 n\u1eafm ch\u1eb7t, r\u1ea5t \u00edt n\u0103ng l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 trong qu\u00e1 tr\u00ecnh t\u00e1ch v\u00e0 l\u1ef1c b\u00f3c v\u1eabn \u1edf m\u1ee9c th\u1ea5p.PTFE, m\u1eb7c d\u00f9 n\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t th\u1ea5p h\u01a1n, c\u00f3 b\u1ec1 m\u1eb7t ma s\u00e1t cao h\u01a1n m\u00e0 ch\u1ea5t k\u1ebft d\u00ednh kh\u00f4ng th\u1ec3 tr\u01b0\u1ee3t qua m\u1ed9t c\u00e1ch t\u1ef1 do inh v\u00e0 \u0111\u00f3 ch\u00ednh x\u00e1c l\u00e0 l\u00fd do t\u1ea1i sao m\u1ed9t k\u1ef9 s\u01b0 ph\u1ee7 gi\u1ea3i ph\u00f3ng \u0111\u1ea1t \u0111\u01b0\u1ee3c polymer silicone di \u0111\u1ed9ng ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 fluoropolymer \u00e2m thanh \u201cslicker\u201d.<\/p>\n

    \u201cN\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t th\u1ea5p l\u00e0 c\u1ea7n thi\u1ebft nh\u01b0ng kh\u00f4ng \u0111\u1ee7.\u0110\u1eb7c \u0111i\u1ec3m x\u00e1c \u0111\u1ecbnh c\u1ee7a l\u1edbp ph\u1ee7 gi\u1ea3i ph\u00f3ng silicone l\u00e0 chu\u1ed7i c\u1ee7a n\u00f3 v\u1eabn di \u0111\u1ed9ng sau khi ch\u1eefa kh\u1ecfi, do \u0111\u00f3 ch\u1ea5t k\u1ebft d\u00ednh s\u1ebd b\u1ecb \u0111\u1ee9t ch\u1ee9 kh\u00f4ng ph\u1ea3i r\u00e1ch.\u201d<\/p>\n