{"id":8829,"date":"2024-10-28T14:42:19","date_gmt":"2024-10-28T06:42:19","guid":{"rendered":"https:\/\/plasticmachinesl.com\/?p=8829"},"modified":"2024-12-19T15:38:20","modified_gmt":"2024-12-19T07:38:20","slug":"rpet-explained-from-waste-to-valuable-resource","status":"publish","type":"post","link":"https:\/\/plasticmachinesl.com\/vi\/rpet-explained-from-waste-to-valuable-resource\/","title":{"rendered":"rPET gi\u1ea3i th\u00edch: T\u1eeb ch\u1ea5t th\u1ea3i \u0111\u1ebfn ngu\u1ed3n t\u00e0i nguy\u00ean c\u00f3 gi\u00e1 tr\u1ecb"},"content":{"rendered":"

rPET \u0111\u1ec1 c\u1eadp \u0111\u1ebfn nh\u1ef1a t\u00e1i ch\u1ebf thu \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1ch t\u00e1i ch\u1ebf v\u00e0 t\u00e1i x\u1eed l\u00fd c\u00e1c v\u1eadt li\u1ec7u PET (polyethylene terephthalate) b\u1ecb lo\u1ea1i b\u1ecf. Khi ng\u01b0\u1eddi ti\u00eau d\u00f9ng s\u1eed d\u1ee5ng xong h\u1ed9p \u0111\u1ef1ng PET ban \u0111\u1ea7u, ch\u00fang s\u1ebd \u0111\u01b0\u1ee3c tr\u1ea3 l\u1ea1i nh\u00e0 m\u00e1y th\u00f4ng qua ch\u01b0\u01a1ng tr\u00ecnh t\u00e1i ch\u1ebf. Nh\u00e0 m\u00e1y t\u00e1i ch\u1ebf ph\u00e2n lo\u1ea1i v\u00e0 l\u00e0m s\u1ea1ch c\u00e1c th\u00f9ng ch\u1ee9a n\u00e0y, sau \u0111\u00f3 chuy\u1ec3n nh\u1ef1a s\u1ea1ch th\u00e0nh m\u1ea3nh ho\u1eb7c vi\u00ean rPET. Nh\u1eefng v\u1eadt li\u1ec7u n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra nhi\u1ec1u lo\u1ea1i s\u1ea3n ph\u1ea9m m\u1edbi, ch\u1eb3ng h\u1ea1n nh\u01b0 chai n\u01b0\u1edbc gi\u1ea3i kh\u00e1t, h\u00e0ng d\u1ec7t v\u00e0 v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i.<\/p>

\u0110i\u1ec1u g\u00ec x\u1ea3y ra khi chai PET \u0111\u01b0\u1ee3c t\u00e1i ch\u1ebf?<\/h2>

Chai PET l\u1ea7n \u0111\u1ea7u ti\u00ean \u0111\u01b0\u1ee3c thu th\u1eadp v\u00e0 v\u1eadn chuy\u1ec3n \u0111\u1ebfn nh\u00e0 m\u00e1y t\u00e1i ch\u1ebf trong qu\u00e1 tr\u00ecnh t\u00e1i ch\u1ebf. T\u1ea1i \u0111\u00e2y, nh\u00e0 m\u00e1y t\u00e1i ch\u1ebf chai PET tr\u01b0\u1edbc ti\u00ean s\u1ebd lo\u1ea1i b\u1ecf nh\u00e3n kh\u1ecfi chai v\u00e0 sau \u0111\u00f3 nghi\u1ec1n n\u00e1t chai. <\/p>

Ti\u1ebfp theo, v\u1eadt li\u1ec7u \u0111\u00e3 nghi\u1ec1n \u0111i qua m\u1ed9t quy tr\u00ecnh t\u00e1ch, th\u01b0\u1eddng s\u1eed d\u1ee5ng b\u1ec3 t\u00e1ch n\u1ed5i ch\u00ecm<\/a><\/strong>. V\u1eadt li\u1ec7u PET \u0111\u1eadm \u0111\u1eb7c h\u01a1n s\u1ebd ch\u00ecm xu\u1ed1ng, do \u0111\u00f3 t\u00e1ch n\u00f3 ra kh\u1ecfi v\u1eadt li\u1ec7u n\u1eafp v\u00e0 nh\u00e3n nh\u1eb9 h\u01a1n. <\/p>

C\u00e1c m\u1ea3nh chai PET sau \u0111\u00f3 \u0111\u01b0\u1ee3c r\u1eeda s\u1ea1ch v\u00e0 s\u1ea5y kh\u00f4, t\u1ea1o ra c\u00e1c m\u1ea3nh chai s\u1ea1ch. Nh\u1eefng m\u1ea3nh chai s\u1ea1ch n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ti\u1ebfp t\u1ee5c x\u1eed l\u00fd th\u00e0nh d\u1ea1ng vi\u00ean theo y\u00eau c\u1ea7u, t\u1eeb \u0111\u00f3 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m chai m\u1edbi ho\u1eb7c k\u00e9o th\u00e0nh s\u1ee3i cho c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c nh\u01b0 th\u1ea3m, qu\u1ea7n \u00e1o, ch\u1ea5t x\u01a1, v.v.<\/p>

\"Nh\u00e0<\/figure> <\/div>

Chai PET\/rPET c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00e1i ch\u1ebf nhi\u1ec1u l\u1ea7n kh\u00f4ng?<\/h2>

V\u1ec1 m\u1eb7t l\u00fd thuy\u1ebft, chai PET c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00e1i ch\u1ebf nhi\u1ec1u l\u1ea7n, nh\u01b0ng m\u1ed7i l\u1ea7n t\u00e1i ch\u1ebf ch\u00fang s\u1ebd l\u00e0m gi\u1ea3m t\u00ednh ch\u1ea5t c\u1ee7a v\u1eadt li\u1ec7u. \u0110i\u1ec1u n\u00e0y l\u00e0 do PET t\u1ea1o ra m\u1ed9t s\u1ed1 t\u1ea1p ch\u1ea5t v\u00e0 ph\u00e2n h\u1ee7y trong qu\u00e1 tr\u00ecnh t\u00e1i ch\u1ebf, t\u1ea5t c\u1ea3 \u0111\u1ec1u c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a v\u1eadt li\u1ec7u t\u00e1i ch\u1ebf. \u0110\u1ec3 \u0111\u1ea3m b\u1ea3o ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a s\u1ea3n ph\u1ea9m rPET, s\u1ed1 l\u1ea7n t\u00e1i ch\u1ebf th\u01b0\u1eddng \u0111\u01b0\u1ee3c gi\u1edbi h\u1ea1n trong m\u1ed9t ph\u1ea1m vi nh\u1ea5t \u0111\u1ecbnh.<\/p>

\"chai<\/figure> <\/div>

Nh\u1eefng ng\u00e0nh n\u00e0o s\u1eed d\u1ee5ng rPET?<\/h2>

rPET \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p, bao g\u1ed3m:<\/p>