{"id":4406,"date":"2026-03-13T15:26:32","date_gmt":"2026-03-13T08:26:32","guid":{"rendered":"https:\/\/aktc.com.vn\/?p=4406"},"modified":"2026-03-13T15:26:32","modified_gmt":"2026-03-13T08:26:32","slug":"phu-gia-gay-mui-pho-bien-trong-son","status":"publish","type":"post","link":"https:\/\/aktc.com.vn\/en\/phu-gia-gay-mui-pho-bien-trong-son\/","title":{"rendered":"PH\u1ee4 GIA G\u00c2Y M\u00d9I PH\u1ed4 BI\u1ebeN TRONG S\u01a0N"},"content":{"rendered":"

S\u01a1n n\u01b0\u1edbc th\u01b0\u1eddng \u0111\u01b0\u1ee3c qu\u1ea3ng b\u00e1 l\u00e0 th\u00e2n thi\u1ec7n m\u00f4i tr\u01b0\u1eddng v\u00e0 \u00edt m\u00f9i h\u01a1n so v\u1edbi s\u01a1n dung m\u00f4i. Tuy nhi\u00ean, tr\u00ean th\u1ef1c t\u1ebf nhi\u1ec1u lo\u1ea1i s\u01a1n n\u01b0\u1edbc v\u1eabn c\u00f3 m\u00f9i kh\u00e1 r\u00f5 khi thi c\u00f4ng ho\u1eb7c ngay sau khi s\u01a1n. \u0110i\u1ec1u n\u00e0y khi\u1ebfn nhi\u1ec1u ng\u01b0\u1eddi nh\u1ea7m t\u01b0\u1edfng r\u1eb1ng s\u01a1n c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng k\u00e9m ho\u1eb7c ch\u1ee9a nhi\u1ec1u dung m\u00f4i \u0111\u1ed9c h\u1ea1i.<\/p>\n

Th\u1ef1c t\u1ebf, m\u00f9i c\u1ee7a s\u01a1n n\u01b0\u1edbc ch\u1ee7 y\u1ebfu \u0111\u1ebfn t\u1eeb m\u1ed9t s\u1ed1 ph\u1ee5 gia trong c\u00f4ng th\u1ee9c, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00e1c h\u1ee3p ch\u1ea5t bay h\u01a1i (VOC \u2013 Volatile Organic Compounds). Vi\u1ec7c hi\u1ec3u r\u00f5 ngu\u1ed3n g\u1ed1c c\u1ee7a m\u00f9i s\u1ebd gi\u00fap nh\u00e0 s\u1ea3n xu\u1ea5t s\u01a1n t\u1ed1i \u01b0u c\u00f4ng th\u1ee9c v\u00e0 l\u1ef1a ch\u1ecdn ph\u1ee5 gia ph\u00f9 h\u1ee3p \u0111\u1ec3 gi\u1ea3m m\u00f9i v\u00e0 \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n m\u00f4i tr\u01b0\u1eddng ng\u00e0y c\u00e0ng nghi\u00eam ng\u1eb7t.<\/p>\n

pH Adjuster (ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh pH)<\/strong><\/p>\n

M\u1ed9t trong nh\u1eefng ngu\u1ed3n g\u00e2y m\u00f9i ph\u1ed5 bi\u1ebfn nh\u1ea5t trong s\u01a1n n\u01b0\u1edbc l\u00e0 ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh pH. Trong c\u00f4ng th\u1ee9c s\u01a1n latex, pH th\u01b0\u1eddng \u0111\u01b0\u1ee3c duy tr\u00ec trong kho\u1ea3ng 8\u20139.5 \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a h\u1ec7 ph\u00e2n t\u00e1n. \u0110\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t th\u01b0\u1eddng s\u1eed d\u1ee5ng: ammonia v\u00e0 amines (AMP, DMEA,\u2026). C\u00e1c h\u1ee3p ch\u1ea5t n\u00e0y c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m l\u00e0 d\u1ec5 bay h\u01a1i v\u00e0 c\u00f3 m\u00f9i kh\u00e1 \u0111\u1eb7c tr\u01b0ng, \u0111\u1eb7c bi\u1ec7t l\u00e0 ammonia v\u1edbi m\u00f9i khai r\u1ea5t d\u1ec5 nh\u1eadn bi\u1ebft. Sau khi s\u01a1n \u0111\u01b0\u1ee3c thi c\u00f4ng, c\u00e1c ch\u1ea5t n\u00e0y d\u1ea7n bay h\u01a1i v\u00e0o kh\u00f4ng kh\u00ed, t\u1ea1o n\u00ean m\u00f9i \u0111\u1eb7c tr\u01b0ng c\u1ee7a s\u01a1n m\u1edbi.<\/p>\n

Coalescing Agent (ch\u1ea5t tr\u1ee3 t\u1ea1o m\u00e0ng)<\/strong><\/p>\n

Coalescing agent l\u00e0 ph\u1ee5 gia quan tr\u1ecdng gi\u00fap c\u00e1c h\u1ea1t polymer latex k\u1ebft h\u1ee3p l\u1ea1i v\u1edbi nhau \u0111\u1ec3 t\u1ea1o th\u00e0nh m\u00e0ng s\u01a1n li\u00ean t\u1ee5c sau khi n\u01b0\u1edbc bay h\u01a1i.<\/p>\n

M\u1ed9t s\u1ed1 coalescent ph\u1ed5 bi\u1ebfn g\u1ed3m: Texanol, Butyl glycol, Ester alcohol.<\/p>\n

Nh\u1eefng ch\u1ea5t n\u00e0y th\u01b0\u1eddng c\u00f3 \u0111i\u1ec3m s\u00f4i t\u01b0\u01a1ng \u0111\u1ed1i cao nh\u01b0ng v\u1eabn bay h\u01a1i ch\u1eadm, do \u0111\u00f3 ch\u00fang c\u00f3 th\u1ec3 g\u00f3p ph\u1ea7n v\u00e0o VOC c\u1ee7a s\u01a1n t\u1ea1o m\u00f9i trong qu\u00e1 tr\u00ecnh kh\u00f4 m\u00e0ng s\u01a1n<\/p>\n

Nh\u1ef1a<\/strong><\/p>\n

Nh\u1ef1a l\u00e0 th\u00e0nh ph\u1ea7n ch\u00ednh t\u1ea1o n\u00ean m\u00e0ng s\u01a1n. M\u1eb7c d\u00f9 b\u1ea3n th\u00e2n polymer kh\u00f4ng bay h\u01a1i, nh\u01b0ng trong nh\u1ef1a th\u01b0\u1eddng t\u1ed3n t\u1ea1i m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf: monomer d\u01b0, ch\u1ea5t b\u1ea3o qu\u1ea3n, ch\u1ea5t \u1ed5n \u0111\u1ecbnh. Nh\u1eefng h\u1ee3p ch\u1ea5t n\u00e0y c\u00f3 th\u1ec3 t\u1ea1o ra m\u00f9i nh\u1eb9 \u0111\u1eb7c tr\u01b0ng c\u1ee7a nh\u1ef1a \u0111\u1eb7c bi\u1ec7t \u1edf c\u00e1c h\u1ec7 polymer nh\u01b0: Styrene Acrylic, Vinyl Acrylic. Do \u0111\u00f3, ch\u1ea5t l\u01b0\u1ee3ng nh\u1ef1a c\u0169ng \u1ea3nh h\u01b0\u1edfng tr\u1ef1c ti\u1ebfp \u0111\u1ebfn m\u00f9i c\u1ee7a s\u01a1n.<\/p>\n

Biocide (Ch\u1ea5t ch\u1ed1ng n\u1ea5m m\u1ed1c)<\/strong><\/p>\n

S\u01a1n n\u01b0\u1edbc ch\u1ee9a nhi\u1ec1u n\u01b0\u1edbc n\u00ean r\u1ea5t d\u1ec5 b\u1ecb vi khu\u1ea9n ho\u1eb7c n\u1ea5m m\u1ed1c ph\u00e1t tri\u1ec3n trong qu\u00e1 tr\u00ecnh l\u01b0u tr\u1eef. V\u00ec v\u1eady, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t th\u01b0\u1eddng b\u1ed5 sung biocide ho\u1eb7c ch\u1ea5t b\u1ea3o qu\u1ea3n. M\u1ed9t s\u1ed1 lo\u1ea1i ph\u1ed5 bi\u1ebfn: Isothiazolinones, Bronopol, BIT. C\u00e1c h\u1ee3p ch\u1ea5t n\u00e0y c\u00f3 th\u1ec3 t\u1ea1o ra m\u00f9i h\u00f3a h\u1ecdc nh\u1eb9, \u0111\u1eb7c bi\u1ec7t n\u1ebfu s\u1eed d\u1ee5ng \u1edf h\u00e0m l\u01b0\u1ee3ng cao.<\/p>\n

Defoamer (Ch\u1ea5t ph\u00e1 b\u1ecdt)<\/strong><\/p>\n

Defoamer \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ki\u1ec3m so\u00e1t b\u1ecdt trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 thi c\u00f4ng s\u01a1n. Nhi\u1ec1u lo\u1ea1i defoamer \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t t\u1eeb: d\u1ea7u kho\u00e1ng, silicone, hydrophobic particles. M\u1ed9t s\u1ed1 h\u1ec7 defoamer c\u00f3 th\u1ec3 t\u1ea1o m\u00f9i d\u1ea7u nh\u1eb9, \u0111\u1eb7c bi\u1ec7t khi s\u01a1n m\u1edbi \u0111\u01b0\u1ee3c thi c\u00f4ng.<\/p>\n

Surfactant (Ch\u1ea5t ho\u1ea1t \u0111\u1ed9ng b\u1ec1 m\u1eb7t) v\u00e0 Dispersant (Ch\u1ea5t ph\u00e2n t\u00e1n)<\/strong><\/p>\n

Surfactant v\u00e0 dispersant gi\u00fap: Ph\u00e2n t\u00e1n pigment, \u1ed5n \u0111\u1ecbnh h\u1ec7 s\u01a1n, c\u1ea3i thi\u1ec7n \u0111\u1ed9 ph\u1ee7.<\/p>\n

M\u1ed9t s\u1ed1 lo\u1ea1i surfactant c\u00f3 th\u1ec3 ch\u1ee9a ethoxylate ho\u1eb7c c\u00e1c h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 bay h\u01a1i nh\u1eb9, g\u00f3p ph\u1ea7n nh\u1ecf v\u00e0o m\u00f9i t\u1ed5ng th\u1ec3 c\u1ee7a s\u01a1n.<\/p>\n

\"\"<\/a><\/p>\n

GI\u1ea2I PH\u00c1P GI\u1ea2M M\u00d9I TRONG S\u01a0N <\/strong><\/p>\n

\u0110\u1ec3 s\u1ea3n xu\u1ea5t s\u01a1n low odor ho\u1eb7c low VOC, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng m\u1ed9t s\u1ed1 gi\u1ea3i ph\u00e1p sau: S\u1eed d\u1ee5ng ch\u1ea5t \u0111i\u1ec1u ch\u1ec9nh pH \u00edt m\u00f9i<\/strong><\/p>\n

Thay ammonia b\u1eb1ng c\u00e1c lo\u1ea1i amine \u00edt bay h\u01a1i h\u01a1n.<\/p>\n

Ch\u1ecdn ch\u1ea5t tr\u1ee3 t\u1ea1o m\u00e0ng c\u00f3 h\u00e0m l\u01b0\u1ee3ng VOC th\u1ea5p<\/strong><\/p>\n

Hi\u1ec7n nay c\u00f3 nhi\u1ec1u lo\u1ea1i coalescing agent th\u1ebf h\u1ec7 m\u1edbi gi\u00fap gi\u1ea3m VOC v\u00e0 m\u00f9i.<\/p>\n

\"\"<\/a><\/p>\n

S\u1eed d\u1ee5ng nh\u1ef1a ch\u1ea5t l\u01b0\u1ee3ng cao<\/strong><\/p>\n

Latex c\u00f3 h\u00e0m l\u01b0\u1ee3ng monomer d\u01b0 th\u1ea5p s\u1ebd gi\u00fap gi\u1ea3m m\u00f9i \u0111\u00e1ng k\u1ec3.<\/p>\n

L\u1ef1a ch\u1ecdn biocide \u00edt m\u00f9i<\/strong><\/p>\n

C\u00e1c h\u1ec7 b\u1ea3o qu\u1ea3n m\u1edbi \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 gi\u1ea3m t\u1ed1i \u0111a m\u00f9i trong s\u01a1n n\u01b0\u1edbc.<\/p>\n

K\u1ebeT LU\u1eacN<\/strong><\/p>\n

M\u00f9i c\u1ee7a s\u01a1n n\u01b0\u1edbc kh\u00f4ng ph\u1ea3i ch\u1ec9 \u0111\u1ebfn t\u1eeb dung m\u00f4i m\u00e0 ch\u1ee7 y\u1ebfu xu\u1ea5t ph\u00e1t t\u1eeb c\u00e1c ph\u1ee5 gia trong c\u00f4ng th\u1ee9c, \u0111\u1eb7c bi\u1ec7t l\u00e0:<\/p>\n