{"id":300,"date":"2021-09-24T11:21:20","date_gmt":"2021-09-24T03:21:20","guid":{"rendered":"https:\/\/www.ketegroup.com\/?p=300"},"modified":"2023-08-08T14:18:32","modified_gmt":"2023-08-08T06:18:32","slug":"the-importance-of-food-paper-bag-safety","status":"publish","type":"post","link":"https:\/\/www.ketegroup.com\/vn\/tam-quan-trong-cua-tui-giay-dung-thuc-pham-an-toan\/","title":{"rendered":"T\u1ea7m quan tr\u1ecdng c\u1ee7a s\u1ef1 an to\u00e0n c\u1ee7a t\u00fai gi\u1ea5y \u0111\u1ef1ng th\u1ef1c ph\u1ea9m"},"content":{"rendered":"

T\u1ea7m quan tr\u1ecdng c\u1ee7a s\u1ef1 an to\u00e0n c\u1ee7a t\u00fai gi\u1ea5y \u0111\u1ef1ng th\u1ef1c ph\u1ea9m<\/a><\/p>\n\n\n\n

1. L\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u t\u00fai gi\u1ea5y \u0111\u1ef1ng th\u1ef1c ph\u1ea9m<\/a><\/p>\n\n\n\n

1.1 Gi\u1ea5y c\u00f3 ch\u1ee9a PFAS<\/a><\/p>\n\n\n\n

1.2 Gi\u1ea5y c\u00f3 ch\u1ea5t l\u00e0m s\u00e1ng<\/a><\/p>\n\n\n\n

2. L\u1ef1a ch\u1ecdn m\u1ef1c in<\/a><\/p>\n\n\n\n

3. C\u00f4ng d\u1ee5ng c\u1ee7a bao b\u00ec gi\u1ea5y th\u1ef1c ph\u1ea9m<\/a><\/p>\n\n\n\n

4. M\u1ed9t s\u1ed1 g\u1ee3i \u00fd v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng nguy\u00ean li\u1ec7u th\u00f4 trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t t\u00fai gi\u1ea5y \u0111\u1ef1ng th\u1ef1c ph\u1ea9m<\/a><\/p>\n\n\n\n

T\u1ea7m quan tr\u1ecdng c\u1ee7a s\u1ef1 an to\u00e0n c\u1ee7a t\u00fai gi\u1ea5y \u0111\u1ef1ng th\u1ef1c ph\u1ea9m<\/a><\/h2>\n\n\n\n

Ng\u00e0y nay, ng\u00e0y c\u00e0ng nhi\u1ec1u bao b\u00ec th\u1ef1c ph\u1ea9m b\u1eaft \u0111\u1ea7u s\u1eed d\u1ee5ng t\u00fai gi\u1ea5y, v\u00e0 t\u00fai gi\u1ea5y l\u00e0 v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i \u0111\u1ea7u ti\u00ean \u0111\u00e1p \u1ee9ng th\u1ef1c ph\u1ea9m, v\u00e0 s\u1ef1 an to\u00e0n c\u1ee7a ch\u00fang r\u1ea5t quan tr\u1ecdng. T\u00fai gi\u1ea5y c\u00f3 th\u00eam c\u00e1c ch\u1ea5t \u0111\u1ed9c h\u1ea1i c\u00f3 th\u1ec3 l\u00e0m \u00f4 nhi\u1ec5m th\u1ef1c ph\u1ea9m v\u00e0 g\u00e2y h\u1ea1i cho c\u01a1 th\u1ec3 con ng\u01b0\u1eddi. V\u00ec v\u1eady, h\u00f4m nay t\u00f4i s\u1ebd gi\u1edbi thi\u1ec7u cho b\u1ea1n t\u1ea7m quan tr\u1ecdng c\u1ee7a s\u1ef1 an to\u00e0n c\u1ee7a t\u00fai gi\u1ea5y th\u1ef1c ph\u1ea9m v\u00e0 nh\u1eefng y\u1ebfu t\u1ed1 n\u00e0o s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 an to\u00e0n c\u1ee7a t\u00fai gi\u1ea5y th\u1ef1c ph\u1ea9m.<\/p>\n\n\n\n

1. L\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u t\u00fai gi\u1ea5y \u0111\u1ef1ng th\u1ef1c ph\u1ea9m<\/a><\/h2>\n\n\n\n

1.1 Gi\u1ea5y c\u00f3 ch\u1ee9a PFAS<\/a><\/h3>\n\n\n\n

PFAS l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a c\u00e1c h\u1ee3p ch\u1ea5t perfluorinated v\u00e0 polyfluorinated, v\u00e0 h\u1ecd n\u00e0y c\u00f3 nhi\u1ec1u th\u00e0nh vi\u00ean, ch\u1eb3ng h\u1ea1n nh\u01b0 axit perfluoro octan cacboxylic, axit perfluoro octan sulfonic, v.v. Ch\u00fang c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n, kh\u00f4ng d\u1ec5 b\u1ecb \u1ed1 m\u00e0u v\u00e0 kh\u00f4ng h\u1ea5p th\u1ee5 n\u01b0\u1edbc ho\u1eb7c d\u1ea7u, v\u00ec v\u1eady ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c l\u0129nh v\u1ef1c th\u1ef1c ph\u1ea9m, h\u00f3a ch\u1ea5t, d\u1ec7t may v\u00e0 c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c.<\/p>\n\n\n\n

C\u00e1c nghi\u00ean c\u1ee9u \u0111\u1ed9c t\u00ednh hi\u1ec7n c\u00f3 \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng m\u1ed9t s\u1ed1 li\u1ec1u l\u01b0\u1ee3ng PFAS nh\u1ea5t \u0111\u1ecbnh c\u00f3 th\u1ec3 g\u00e2y \u0111\u1ed9c cho gan, \u0111\u1ed9c t\u00ednh ph\u00e1t tri\u1ec3n v\u00e0 sinh s\u1ea3n, \u0111\u1ed9c t\u00ednh di truy\u1ec1n v\u00e0 mi\u1ec5n d\u1ecbch, v\u00e0 g\u00e2y ung th\u01b0 \u1edf \u0111\u1ed9ng v\u1eadt th\u00ed nghi\u1ec7m. Trong c\u00e1c m\u1eabu do m\u1ed9t t\u1ed5 ch\u1ee9c b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng n\u01b0\u1edbc ngo\u00e0i th\u1eed nghi\u1ec7m, PFAS ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n trong t\u00fai \u0111\u1ef1ng th\u1ef1c ph\u1ea9m chi\u00ean (t\u00fai \u0111\u1ef1ng khoai t\u00e2y chi\u00ean, t\u00fai \u0111\u1ef1ng g\u00e0 vi\u00ean), t\u00fai gi\u1ea5y tr\u00e1ng mi\u1ec7ng (t\u00fai \u0111\u1ef1ng b\u00e1nh quy), h\u1ed9p \u0111\u1ef1ng b\u00e1nh hamburger v\u00e0 b\u00e1t gi\u1ea5y \u0111\u1ef1ng salad. Nh\u1eefng bao b\u00ec n\u00e0y \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u ph\u1ea3i ch\u1ed1ng th\u1ea5m n\u01b0\u1edbc v\u00e0 ch\u1ed1ng d\u1ea7u, \u0111i\u1ec1u n\u00e0y t\u1ea1o c\u01a1 h\u1ed9i cho PFAS xu\u1ea5t hi\u1ec7n. N\u1ebfu bao b\u00ec th\u1ef1c ph\u1ea9m kh\u00f4ng \u0111\u1ea1t ti\u00eau chu\u1ea9n, n\u00f3 th\u1ef1c s\u1ef1 c\u00f3 th\u1ec3 g\u00e2y nguy hi\u1ec3m cho s\u1ee9c kh\u1ecfe (T\u00ecm hi\u1ec3u: H\u01b0\u1edbng d\u1eabn \u0111\u1ea7y \u0111\u1ee7 v\u1ec1 bao b\u00ec th\u1ef1c ph\u1ea9m \u0111\u00f4ng l\u1ea1nh)<\/a>.<\/p>\n\n\n\n

Trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y, ch\u00fang ta n\u00ean \u0111\u1eb7c bi\u1ec7t c\u1ea3nh gi\u00e1c v\u1edbi lo\u1ea1i v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i b\u1eb1ng gi\u1ea5y n\u00e0y. Trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t gi\u1ea5y, c\u1ea7n ph\u1ea3i th\u00eam c\u00e1c h\u00f3a ch\u1ea5t nh\u01b0 ch\u1ea5t ch\u1ed1ng th\u1ea5m, ch\u1ea5t t\u1ea9y tr\u1eafng, ch\u1ea5t nhu\u1ed9m, v.v. v\u00e0o b\u1ed9t gi\u1ea5y v\u00e0 m\u1ed9t s\u1ed1 ch\u1ea5t h\u00f3a h\u1ecdc c\u00f3 th\u1ec3 di chuy\u1ec3n v\u00e0o th\u1ef1c ph\u1ea9m. Ngo\u00e0i ra, c\u00e1c ch\u1ea5t ch\u1ed1ng n\u1ea5m ho\u1eb7c formaldehyde \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong qu\u00e1 tr\u00ecnh ch\u1ebf bi\u1ebfn c\u00f3 th\u1ec3 b\u1ecb h\u00f2a tan kh\u1ecfi c\u00e1c s\u1ea3n ph\u1ea9m gi\u1ea5y. Kh\u00f4ng s\u1eed d\u1ee5ng b\u00e1o c\u0169, t\u1ea1p ch\u00ed c\u0169, v.v. \u0111\u1ec3 \u0111\u00f3ng g\u00f3i th\u1ef1c ph\u1ea9m, nh\u01b0ng n\u00ean s\u1eed d\u1ee5ng gi\u1ea5y \u0111\u00f3ng g\u00f3i th\u1ef1c ph\u1ea9m chuy\u00ean d\u1ee5ng.<\/p>\n\n\n\n

1.2 Gi\u1ea5y c\u00f3 ch\u1ea5t l\u00e0m s\u00e1ng<\/a><\/h3>\n\n\n\n

\u0110\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c lo\u1ea1i gi\u1ea5y ch\u1ea5t l\u01b0\u1ee3ng cao, ngo\u00e0i c\u00e1c h\u00f3a ch\u1ea5t l\u00e0m gi\u1ea5y, ch\u1ea5t t\u1ea9y tr\u1eafng hu\u1ef3nh quang c\u0169ng \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c c\u1ea3i thi\u1ec7n \u0111\u1ed9 tr\u1eafng c\u1ee7a gi\u1ea5y v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng gi\u1ea5y. S\u1ee3i b\u1ed9t gi\u1ea5y th\u01b0\u1eddng c\u00f3 m\u00e0u v\u00e0ng ho\u1eb7c tr\u1eafng \u0111\u1ee5c v\u00ec lignin trong b\u1ed9t gi\u1ea5y h\u1ea5p th\u1ee5 \u00e1nh s\u00e1ng c\u00f3 b\u01b0\u1edbc s\u00f3ng 400-500 mm. S\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p th\u00eam thu\u1ed1c nhu\u1ed9m (pigment) ho\u1eb7c s\u1eed d\u1ee5ng ch\u1ea5t t\u1ea9y tr\u1eafng h\u00f3a h\u1ecdc, vi\u1ec7c c\u1ea3i thi\u1ec7n \u0111\u1ed9 tr\u1eafng c\u1ee7a b\u1ed9t gi\u1ea5y b\u1ecb h\u1ea1n ch\u1ebf.<\/p>\n\n\n\n

N\u1ebfu s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p t\u1ea9y tr\u1eafng m\u1ea1nh \u0111\u1ec3 theo \u0111u\u1ed5i \u0111\u1ed9 tr\u1eafng, \u0111\u1ed9 b\u1ec1n c\u1ee7a s\u1ee3i gi\u1ea5y s\u1ebd b\u1ecb ph\u00e1 h\u1ee7y r\u1ea5t nhi\u1ec1u. B\u1eb1ng qu\u00e1 tr\u00ecnh t\u1ea9y tr\u1eafng v\u00e0 l\u00e0m tr\u1eafng hu\u1ef3nh quang, ch\u00fang c\u00f3 th\u1ec3 s\u1ea3n xu\u1ea5t ra gi\u1ea5y c\u00f3 \u0111\u1ed9 tr\u1eafng cao. Sau khi th\u00eam ch\u1ea5t t\u1ef1 t\u0103ng c\u01b0\u1eddng hu\u1ef3nh quang, gi\u1ea5y \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t, ch\u1eb3ng h\u1ea1n nh\u01b0 gi\u1ea5y in offset, b\u00e1o v\u1ebd, gi\u1ea5y vi\u1ebft n\u00e2ng cao, gi\u1ea5y \u0111\u00e1nh m\u00e1y, gi\u1ea5y sao ch\u00e9p, v.v., c\u00f3 th\u1ec3 t\u0103ng \u0111\u1ed9 tr\u1eafng kho\u1ea3ng 10%. \u0110\u00e2y l\u00e0 m\u1ed9t lo\u1ea1i h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 tr\u1eafng c\u1ee7a v\u1ea3i s\u1ee3i v\u00e0 gi\u1ea5y. N\u00f3 c\u0169ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ch\u1ea5t l\u00e0m s\u00e1ng quang h\u1ecdc v\u00e0 ch\u1ea5t l\u00e0m tr\u1eafng hu\u1ef3nh quang.<\/p>\n\n\n\n

L\u01b0\u1ee3ng ch\u1ea5t l\u00e0m tr\u1eafng hu\u1ef3nh quang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c da ng\u01b0\u1eddi h\u1ea5p th\u1ee5 khi ti\u1ebfp x\u00fac v\u1edbi gi\u1ea5y \u0111\u00f3ng g\u00f3i th\u1ef1c ph\u1ea9m c\u00f3 ch\u1ee9a ch\u1ea5t l\u00e0m tr\u1eafng hu\u1ef3nh quang l\u00e0 0,001\uff5e0,03mg\/ng\u00e0y. Ch\u1ea5t l\u00e0m tr\u1eafng hu\u1ef3nh quang s\u1ebd kh\u00f4ng \u0111\u01b0\u1ee3c c\u01a1 th\u1ec3 \u0111\u1ed9ng v\u1eadt h\u1ea5p th\u1ee5. Ch\u1ee9c n\u0103ng c\u1ee7a ch\u1ea5t l\u00e0m tr\u1eafng l\u00e0 chuy\u1ec3n \u0111\u1ed5i b\u1ee9c x\u1ea1 c\u1ef1c t\u00edm v\u00f4 h\u00ecnh \u0111\u01b0\u1ee3c s\u1ea3n ph\u1ea9m h\u1ea5p th\u1ee5 th\u00e0nh b\u1ee9c x\u1ea1 hu\u1ef3nh quang m\u00e0u xanh t\u00edm, kh\u00e1c v\u1edbi \u00e1nh s\u00e1ng v\u00e0ng ban \u0111\u1ea7u. B\u1ee9c x\u1ea1 b\u1ed5 sung cho nhau v\u00e0 tr\u1edf th\u00e0nh \u00e1nh s\u00e1ng tr\u1eafng, gi\u00fap c\u1ea3i thi\u1ec7n \u0111\u1ed9 tr\u1eafng c\u1ee7a s\u1ea3n ph\u1ea9m d\u01b0\u1edbi \u00e1nh s\u00e1ng m\u1eb7t tr\u1eddi. Ch\u1ea5t l\u00e0m tr\u1eafng \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong d\u1ec7t may, l\u00e0m gi\u1ea5y, b\u1ed9t gi\u1eb7t, x\u00e0 ph\u00f2ng, cao su, nh\u1ef1a, b\u1ed9t m\u00e0u v\u00e0 s\u01a1n, v.v.<\/p>\n\n\n\n

Ng\u00e0y nay, nhi\u1ec1u t\u00fai gi\u1ea5y \u0111\u00f3ng g\u00f3i th\u1ef1c ph\u1ea9m \u0111\u01b0\u1ee3c th\u00eam ch\u1ea5t l\u00e0m tr\u1eafng hu\u1ef3nh quang. Ch\u1ea5t l\u00e0m tr\u1eafng hu\u1ef3nh quang l\u00e0 thu\u1ed1c nhu\u1ed9m h\u00f3a h\u1ecdc g\u00e2y ung th\u01b0 v\u00e0 c\u00f3 kh\u1ea3 n\u0103ng g\u00e2y nguy hi\u1ec3m cho s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi. Theo quy \u0111\u1ecbnh, ch\u1ea5t n\u00e0y kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e9p s\u1eed d\u1ee5ng trong bao b\u00ec th\u1ef1c ph\u1ea9m. M\u1ed9t s\u1ed1 nh\u00e0 s\u1ea3n xu\u1ea5t s\u1eed d\u1ee5ng to\u00e0n b\u1ed9 ho\u1eb7c m\u1ed9t ph\u1ea7n gi\u1ea5y t\u00e1i ch\u1ebf trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t. Trong gi\u1ea5y th\u1ea3i t\u00e1i ch\u1ebf, c\u00f3 th\u1ec3 c\u00f3 ch\u1ea5t l\u00e0m tr\u1eafng hu\u1ef3nh quang.<\/p>\n\n\n\n

Ngo\u00e0i ra, vi\u1ec7c th\u00eam ch\u1ea5t l\u00e0m tr\u1eafng hu\u1ef3nh quang v\u00e0o b\u1ed9t gi\u1ea5y th\u1ea3i s\u1ebd c\u1ea3i thi\u1ec7n \u0111\u1ed9 tr\u1eafng c\u1ee7a gi\u1ea5y, th\u1ea5p h\u01a1n nhi\u1ec1u so v\u1edbi chi ph\u00ed gi\u1ea5y s\u1eed d\u1ee5ng b\u1ed9t g\u1ed7 nguy\u00ean ch\u1ea5t. Khi s\u1eed d\u1ee5ng gi\u1ea5y th\u1ea3i \u0111\u1ec3 s\u1ea3n xu\u1ea5t gi\u1ea5y, c\u00f3 th\u1ec3 lo\u1ea1i b\u1ecf s\u1eafc t\u1ed1 m\u1ef1c b\u1eb1ng c\u00e1ch u\u1ed1ng, nh\u01b0ng c\u00e1c ch\u1ea5t \u0111\u1ed9c h\u1ea1i nh\u01b0 ch\u00ec, bismuth v\u00e0 polychlorinated biphenyls s\u1ebd v\u1eabn c\u00f2n trong b\u1ed9t gi\u1ea5y v\u00e0 th\u1ef1c ph\u1ea9m s\u1ebd b\u1ecb \u00f4 nhi\u1ec5m nh\u01b0 gi\u1ea5y g\u00f3i th\u1ef1c ph\u1ea9m. M\u1ed9t s\u1ed1 doanh nghi\u1ec7p c\u00f3 th\u1ec3 ch\u1ecdn s\u1eed d\u1ee5ng ch\u1ea5t l\u00e0m tr\u1eafng hu\u1ef3nh quang \u0111\u1ec3 gi\u1ea3m chi ph\u00ed s\u1ea3n xu\u1ea5t. l\u00e0m tr\u1eafng m\u00e0u c\u1ee7a gi\u1ea5y. V\u00e0 ch\u1ea5t hu\u1ef3nh quang trong t\u00fai gi\u1ea5y s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u00ednh th\u1ef1c ph\u1ea9m, do \u0111\u00f3 g\u00e2y nguy hi\u1ec3m cho s\u1ee9c kh\u1ecfe c\u1ee7a m\u1ecdi ng\u01b0\u1eddi.<\/p>\n\n\n\n

2. L\u1ef1a ch\u1ecdn m\u1ef1c in<\/a><\/h2>\n\n\n\n

C\u00e1c c\u00e1c lo\u1ea1i m\u1ef1c<\/a> ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c chia th\u00e0nh m\u1ef1c g\u1ed1c n\u01b0\u1edbc v\u00e0 m\u1ef1c g\u1ed1c d\u1ea7u. M\u1ef1c g\u1ed1c n\u01b0\u1edbc l\u00e0 m\u1ef1c th\u1ef1c ph\u1ea9m \u0103n \u0111\u01b0\u1ee3c. M\u1ef1c g\u1ed1c n\u01b0\u1edbc ph\u1ea3i \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi l\u00e0m t\u00fai gi\u1ea5y \u0111\u1ef1ng th\u1ef1c ph\u1ea9m. V\u00ec m\u1ef1c g\u1ed1c n\u01b0\u1edbc \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ch\u1ea5t mang h\u00f2a tan n\u00ean t\u01b0\u01a1ng \u0111\u1ed1i an to\u00e0n, kh\u00f4ng \u0111\u1ed9c h\u1ea1i v\u00e0 v\u00f4 h\u1ea1i, kh\u00f4ng b\u1eaft l\u1eeda v\u00e0 kh\u00f4ng n\u1ed5, v\u00e0 h\u1ea7u nh\u01b0 kh\u00f4ng t\u1ea1o ra kh\u00ed h\u1eefu c\u01a1 d\u1ec5 bay h\u01a1i. M\u1ef1c g\u1ed1c n\u01b0\u1edbc \u0111\u01b0\u1ee3c g\u1ecdi t\u1eaft l\u00e0 m\u1ef1c g\u1ed1c n\u01b0\u1edbc v\u00e0 m\u1ef1c g\u1ed1c n\u01b0\u1edbc flexo c\u0169ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u1ef1c l\u1ecfng. N\u00f3 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb nh\u1ef1a h\u00f2a tan trong n\u01b0\u1edbc, b\u1ed9t m\u00e0u h\u1eefu c\u01a1, dung m\u00f4i v\u00e0 c\u00e1c ch\u1ea5t ph\u1ee5 gia li\u00ean quan th\u00f4ng qua qu\u00e1 tr\u00ecnh nghi\u1ec1n h\u1ee3p ch\u1ea5t.<\/p>\n\n\n\n

M\u1ef1c g\u1ed1c d\u1ea7u ch\u1ee9a nhi\u1ec1u kim lo\u1ea1i n\u1eb7ng nh\u01b0 ch\u00ec v\u00e0 th\u1ee7y ng\u00e2n, ch\u1ee7 y\u1ebfu t\u1eeb c\u00e1c s\u1eafc t\u1ed1 v\u00e0 ch\u1ea5t ph\u1ee5 gia trong m\u1ef1c. M\u1ed9t s\u1ed1 dung m\u00f4i hydrocarbon th\u01a1m th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u1ef1c in, ch\u1eb3ng h\u1ea1n nh\u01b0 toluene, xylene, v.v., s\u1ebd bay h\u01a1i v\u00e0o kh\u00f4ng kh\u00ed khi m\u1ef1c kh\u00f4 g\u00e2y \u00f4 nhi\u1ec5m kh\u00f4ng kh\u00ed v\u00e0 r\u1ea5t \u0111\u1ed9c h\u1ea1i, g\u00e2y ung th\u01b0 v\u00e0 g\u00e2y h\u1ea1i cho s\u1ee9c kh\u1ecfe c\u1ee7a c\u00f4ng nh\u00e2n in. M\u1ef1c c\u0169ng ch\u1ee9a m\u1ed9t ch\u1ea5t \u0111\u1ed9c h\u1ea1i g\u1ecdi l\u00e0 polychlorinated biphenyl, c\u00f3 c\u1ea5u tr\u00fac h\u00f3a h\u1ecdc gi\u1ed1ng nh\u01b0 DDT. N\u1ebfu th\u1ef1c ph\u1ea9m \u0111\u01b0\u1ee3c b\u1ecdc trong gi\u1ea5y b\u00e1o, ch\u1ea5t n\u00e0y s\u1ebd th\u1ea5m v\u00e0o th\u1ef1c ph\u1ea9m v\u00e0 sau \u0111\u00f3 \u0111i v\u00e0o c\u01a1 th\u1ec3 c\u00f9ng v\u1edbi th\u1ef1c ph\u1ea9m. T\u00ednh ch\u1ea5t h\u00f3a h\u1ecdc c\u1ee7a PCB kh\u00e1 \u1ed5n \u0111\u1ecbnh. Sau khi \u0111i v\u00e0o c\u01a1 th\u1ec3 con ng\u01b0\u1eddi, ch\u00fang d\u1ec5 d\u00e0ng \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 v\u00e0 t\u00edch t\u1ee5, v\u00e0 r\u1ea5t kh\u00f3 \u0111\u1ec3 b\u00e0i ti\u1ebft.<\/p>\n\n\n\n

 N\u1ebfu s\u1ed1 l\u01b0\u1ee3ng PCB l\u01b0u tr\u1eef trong c\u01a1 th\u1ec3 con ng\u01b0\u1eddi \u0111\u1ea1t 0,5 ~ 2g, s\u1ebd g\u00e2y ng\u1ed9 \u0111\u1ed9c. Trong tr\u01b0\u1eddng h\u1ee3p nh\u1eb9, m\u00ed m\u1eaft s\u01b0ng, l\u00f2ng b\u00e0n tay \u0111\u1ed5 m\u1ed3 h\u00f4i v\u00e0 n\u1ed5i m\u1ea9n \u0111\u1ecf kh\u1eafp c\u01a1 th\u1ec3, trong tr\u01b0\u1eddng h\u1ee3p n\u1eb7ng, bu\u1ed3n n\u00f4n v\u00e0 n\u00f4n m\u1eeda, ch\u1ee9c n\u0103ng gan b\u1ea5t th\u01b0\u1eddng, \u0111au nh\u1ee9c c\u01a1 b\u1eafp, ho dai d\u1eb3ng, th\u1eadm ch\u00ed t\u1eed vong. Ch\u00fang ta c\u00f3 th\u1ec3 ph\u00e2n bi\u1ec7t m\u1ef1c d\u1ea7u ho\u1eb7c m\u1ef1c n\u01b0\u1edbc v\u1edbi b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng: S\u1ef1 kh\u00e1c bi\u1ec7t ch\u00ednh gi\u1eefa m\u1ef1c g\u1ed1c n\u01b0\u1edbc v\u00e0 m\u1ef1c g\u1ed1c d\u1ea7u l\u00e0 s\u1ef1 kh\u00e1c bi\u1ec7t v\u1ec1 dung m\u00f4i. M\u1ef1c g\u1ed1c n\u01b0\u1edbc s\u1eed d\u1ee5ng n\u01b0\u1edbc (45% ~ 50%) l\u00e0m dung m\u00f4i, c\u00f3 h\u00e0m l\u01b0\u1ee3ng VOC (h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 d\u1ec5 bay h\u01a1i) c\u1ef1c k\u1ef3 th\u1ea5p v\u00e0 \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng t\u1ed1i thi\u1ec3u; m\u1ef1c g\u1ed1c d\u1ea7u s\u1eed d\u1ee5ng dung m\u00f4i h\u1eefu c\u01a1 (toluen, xylen, c\u1ed3n c\u00f4ng nghi\u1ec7p, v.v.) l\u00e0m dung m\u00f4i. Toluen v\u00e0 xylen l\u00e0 nh\u1eefng m\u1ee5c quan tr\u1ecdng \u0111\u1ec3 gi\u00e1m s\u00e1t m\u00f4i tr\u01b0\u1eddng s\u1ea3n ph\u1ea9m. So v\u1edbi m\u1ef1c g\u1ed1c n\u01b0\u1edbc, m\u1ef1c g\u1ed1c d\u1ea7u k\u00e9m th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng h\u01a1n m\u1ef1c g\u1ed1c n\u01b0\u1edbc trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t, s\u1eed d\u1ee5ng v\u00e0 x\u1eed l\u00fd ch\u1ea5t th\u1ea3i.<\/p>\n\n\n\n

V\u00e0 ch\u00fang ta c\u0169ng c\u00f3 th\u1ec3 ph\u00e2n bi\u1ec7t gi\u1eefa m\u1ee5c \u0111\u00edch v\u00e0 kh\u1ea3 n\u0103ng s\u1eed d\u1ee5ng: M\u1ef1c g\u1ed1c n\u01b0\u1edbc \u0111\u1eb7c bi\u1ec7t th\u00edch h\u1ee3p cho c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00f3ng g\u00f3i v\u00e0 in \u1ea5n c\u00f3 y\u00eau c\u1ea7u b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng nghi\u00eam ng\u1eb7t nh\u01b0 thu\u1ed1c l\u00e1, r\u01b0\u1ee3u, th\u1ef1c ph\u1ea9m, \u0111\u1ed3 u\u1ed1ng, thu\u1ed1c men v\u00e0 \u0111\u1ed3 ch\u01a1i tr\u1ebb em. M\u1ef1c g\u1ed1c d\u1ea7u th\u00edch h\u1ee3p cho v\u1ea3i cotton 100%, h\u1ed7n h\u1ee3p cotton\/polyester, polyester, v\u1ea3i t\u1ed1i m\u00e0u v\u00e0 s\u00e1ng m\u00e0u, v\u1ea3i denim v\u00e0 c\u00e1c lo\u1ea1i v\u1ea3i kh\u00e1c. Hi\u1ec7n nay, v\u1edbi b\u1ea3n n\u00e2ng c\u1ea5p b\u1ea3o v\u1ec7 m\u00f4i tr\u01b0\u1eddng \u201ct\u1eeb d\u1ea7u sang n\u01b0\u1edbc\u201d, m\u1ef1c g\u1ed1c n\u01b0\u1edbc \u0111ang d\u1ea7n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u00ean v\u1ea3i v\u00e0 da qu\u1ea7n \u00e1o. So v\u1edbi m\u1ef1c g\u1ed1c n\u01b0\u1edbc, m\u1ef1c g\u1ed1c d\u1ea7u c\u00f3 \u0111\u1ed9 b\u00e1m d\u00ednh v\u00e0 \u0111\u1ed9 c\u1ee9ng t\u1ed1t h\u01a1n tr\u00ean m\u1ed9t s\u1ed1 ch\u1ea5t n\u1ec1n in, c\u1ea7n \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m theo c\u00e1c s\u1ea3n ph\u1ea9m kh\u00e1c nhau.<\/p>\n\n\n\n

M\u1ef1c g\u1ed1c d\u1ea7u s\u1eed d\u1ee5ng dung m\u00f4i kh\u00f4ng tan trong n\u01b0\u1edbc l\u00e0m th\u00e0nh ph\u1ea7n ch\u00ednh \u0111\u1ec3 h\u00f2a tan m\u00e0u n\u1ec1n. Do \u0111\u00f3, khi l\u00e0m t\u00fai gi\u1ea5y in, m\u1ef1c in ph\u1ea3i l\u00e0 m\u1ef1c g\u1ed1c n\u01b0\u1edbc. M\u1ed9t khi s\u1eed d\u1ee5ng m\u1ef1c g\u1ed1c d\u1ea7u, c\u00f3 th\u1ec3 g\u00e2y h\u1ea1i nghi\u00eam tr\u1ecdng cho c\u01a1 th\u1ec3 con ng\u01b0\u1eddi.<\/p>\n\n\n\n

3. C\u00f4ng d\u1ee5ng c\u1ee7a bao b\u00ec gi\u1ea5y th\u1ef1c ph\u1ea9m<\/a><\/h2>\n\n\n\n

Do l\u1ec7nh h\u1ea1n ch\u1ebf nh\u1ef1a \u0111\u01b0\u1ee3c ban h\u00e0nh, ng\u00e0y c\u00e0ng nhi\u1ec1u qu\u1ed1c gia s\u1ebd c\u1ea5m s\u1eed d\u1ee5ng t\u00fai nh\u1ef1a v\u00e0 thay v\u00e0o \u0111\u00f3 l\u00e0 s\u1eed d\u1ee5ng t\u00fai gi\u1ea5y. V\u00e0 t\u00fai gi\u1ea5y l\u00e0 lo\u1ea1i t\u00fai \u0111\u00f3ng g\u00f3i th\u1ef1c ph\u1ea9m \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn nh\u1ea5t, \u0111\u1eb7c bi\u1ec7t l\u00e0 \u1edf c\u00e1c nh\u00e0 h\u00e0ng th\u1ee9c \u0103n nhanh nh\u01b0 McDonald's v\u00e0 KFC. Ch\u00fang ta c\u0169ng th\u01b0\u1eddng th\u1ea5y trong cu\u1ed9c s\u1ed1ng h\u00e0ng ng\u00e0y r\u1eb1ng khi b\u1ea1n b\u01b0\u1edbc v\u00e0o m\u1ed9t nh\u00e0 h\u00e0ng th\u1ee9c \u0103n nhanh ph\u01b0\u01a1ng T\u00e2y v\u00e0 mua \u0111\u1ed3 \u0103n khi b\u1ea1n nh\u1eadn \u0111\u01b0\u1ee3c \u0111\u1ed3 \u0103n, \u0111\u1ed3 \u0103n ph\u1ea3i \u0111\u01b0\u1ee3c g\u00f3i trong t\u00fai gi\u1ea5y.<\/p>\n\n\n\n

V\u00e0 b\u00e2y gi\u1edd khi vi\u1ec7c mang \u0111i ng\u00e0y c\u00e0ng ph\u1ed5 bi\u1ebfn, c\u00e1c doanh nghi\u1ec7p c\u0169ng s\u1ebd s\u1eed d\u1ee5ng t\u00fai gi\u1ea5y<\/a> khi \u0111\u00f3ng g\u00f3i \u0111\u1ed3 \u0103n mang v\u1ec1. V\u00e0 khi l\u1ec7nh c\u1ea5m nh\u1ef1a ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n nhi\u1ec1u h\u01a1n, th\u00ec t\u00fai nh\u1ef1a s\u1ebd b\u1ecb c\u1ea5m. Sau \u0111\u00f3, khi ch\u00fang ta \u0111\u1ebfn ch\u1ee3 rau \u0111\u1ec3 mua rau, ch\u00fang ta s\u1ebd s\u1eed d\u1ee5ng t\u00fai gi\u1ea5y \u0111\u1ec3 \u0111\u00f3ng g\u00f3i ch\u00fang. V\u00e0 t\u00fai \u0111\u00f3ng g\u00f3i th\u1ef1c ph\u1ea9m si\u00eau th\u1ecb c\u0169ng s\u1eed d\u1ee5ng t\u00fai gi\u1ea5y. Sau \u0111\u00f3, ch\u00fang ta c\u00f3 th\u1ec3 th\u1ea5y r\u1eb1ng h\u1ea7u h\u1ebft t\u1ea5t c\u1ea3 th\u1ef1c ph\u1ea9m s\u1ebd \u0111\u01b0\u1ee3c \u0111\u00f3ng g\u00f3i trong t\u00fai gi\u1ea5y. Do \u0111\u00f3, n\u1ebfu ch\u1ea5t li\u1ec7u gi\u1ea5y c\u1ee7a t\u00fai gi\u1ea5y \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng gi\u1ea5y c\u00f3 ch\u1ee9a c\u00e1c ch\u1ea5t \u0111\u1ed9c h\u1ea1i, th\u00ec th\u1ef1c ph\u1ea9m ch\u00fang ta mu\u1ed1n \u0103n c\u00f3 th\u1ec3 g\u00e2y nguy hi\u1ec3m cho s\u1ee9c kh\u1ecfe c\u1ee7a ch\u00fang ta. Do \u0111\u00f3, s\u1ef1 an to\u00e0n c\u1ee7a ch\u1ea5t li\u1ec7u gi\u1ea5y t\u00fai gi\u1ea5y l\u00e0 r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi ch\u00fang ta.<\/p>\n\n\n\n

4. M\u1ed9t s\u1ed1 g\u1ee3i \u00fd v\u1ec1 vi\u1ec7c s\u1eed d\u1ee5ng nguy\u00ean li\u1ec7u th\u00f4 trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t t\u00fai gi\u1ea5y \u0111\u1ef1ng th\u1ef1c ph\u1ea9m<\/a><\/h2>\n\n\n\n

Khi l\u1ef1a ch\u1ecdn nguy\u00ean li\u1ec7u gi\u1ea5y d\u00f9ng trong t\u00fai gi\u1ea5y, n\u00ean s\u1eed d\u1ee5ng gi\u1ea5y nguy\u00ean ch\u1ea5t thay v\u00ec gi\u1ea5y t\u00e1i ch\u1ebf c\u00f3 pha th\u00eam ch\u1ea5t \u0111\u1ed9c h\u1ea1i v\u00e0o gi\u1ea5y. V\u00e0 khi l\u00e0m gi\u1ea5y in<\/a>, m\u1ef1c s\u1eed d\u1ee5ng ph\u1ea3i l\u00e0 m\u1ef1c g\u1ed1c n\u01b0\u1edbc. L\u00e0 ch\u1ea5t \u0111\u1ea7u ti\u00ean ti\u1ebfp x\u00fac v\u1edbi th\u1ef1c ph\u1ea9m, t\u00fai gi\u1ea5y \u0111\u1ef1ng th\u1ef1c ph\u1ea9m kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1ee9a c\u00e1c ch\u1ea5t c\u00f3 h\u1ea1i cho c\u01a1 th\u1ec3 con ng\u01b0\u1eddi. M\u1ed9t khi ch\u1ee9a c\u00e1c ch\u1ea5t c\u00f3 h\u1ea1i cho c\u01a1 th\u1ec3 con ng\u01b0\u1eddi, ch\u00fang s\u1ebd l\u00e0m \u00f4 nhi\u1ec5m th\u1ef1c ph\u1ea9m v\u00e0 g\u00e2y h\u1ea1i cho s\u1ee9c kh\u1ecfe con ng\u01b0\u1eddi.<\/p>\n\n\n\n

B\u00e0i vi\u1ebft li\u00ean quan: L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 kh\u1edfi nghi\u1ec7p kinh doanh t\u00fai gi\u1ea5y th\u00e0nh c\u00f4ng<\/a><\/p>\n\n\n\n

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<\/p> <\/div> <\/div>","protected":false},"excerpt":{"rendered":"

The Importance of Food Paper Bag Safety 1.   Selection of Food Paper Bag Materials 1.1    Paper with PFASs 1.2    Paper with Brightener 2.   Selection of Printing Ink 3.   Food Paper Packaging Uses 4.   Some Suggestions on the Use of Raw Materials in the Process of Making Food Paper Bags The Importance of Food Paper Bag […]<\/p>","protected":false},"author":2,"featured_media":5968,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"27","_seopress_titles_title":"The Importance of Food Paper Bag Safety - ketegroup","_seopress_titles_desc":"The Importance of Food Paper Bag Safety","_seopress_robots_index":"","footnotes":""},"categories":[27],"tags":[],"class_list":["post-300","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-paper-bag-making-machines"],"_links":{"self":[{"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/posts\/300","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/comments?post=300"}],"version-history":[{"count":10,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/posts\/300\/revisions"}],"predecessor-version":[{"id":11589,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/posts\/300\/revisions\/11589"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/media\/5968"}],"wp:attachment":[{"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/media?parent=300"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/categories?post=300"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ketegroup.com\/vn\/wp-json\/wp\/v2\/tags?post=300"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}