PET yog lub npe luv ntawm lus Askiv Polyethylene terephthalate. Nws txhais tau tias polyethylene terephthalate plastics, feem ntau suav nrog polyethylene terephthalate PET thiab polybutylene terephthalate PBT. Polyethylene terephthalate kuj tseem hu ua polyester resin.PET yas qauv Lub molecular str

Qhov txawv ntawm kev luam ntawv offset thiab kev luam ntawv digital yog dab tsi? Kev luam ntawv offset yog tsim los ntawm lub tshuab luam ntawv siv cov phaj luam ntawv thiab cov kua mem ntub. Hom kev luam ntawv no siv sijhawm ntev dua los tsim vim tias muaj sijhawm teeb tsa ntau dua thiab cov khoom kawg yuav tsum tau ziab ua ntej ua tiav. Tib lub sijhawm, o

CPET yog cov khoom siv zoo rau ib puag ncig ntawm polyethylene terephthalate, uas tsis muaj ntxhiab, tsis muaj saj, tsis muaj xim, lwj tau, thiab tsis muaj tshuaj lom. Cov khoom siv CPET tau lees paub tias yog cov khoom ntim khoom noj zoo tshaj plaws hauv ntiaj teb niaj hnub no. Cov khoom siv CPET dhau los ntawm qee cov txheej txheem tsim khoom tshwj xeeb - Blister pr

PVC yas yog dab tsi tiag? PVC, lub npe tag nrho yog Polyvinylchloride, lub ntsiab tivthaiv yog polyvinyl chloride, thiab lwm yam khoom ntxiv los txhim kho nws qhov kub tsis kam, toughness, ductility, thiab lwm yam. Peb txheej ntawm PVC daim ntawv. Txheej sab saum toj ntawm PVC yog lacquer, lub ntsiab tivthaiv nyob rau hauv nruab nrab ntawm

Raws li ib qho tseem ceeb ntawm cov khoom siv PVC uas yooj ywm, cov yas ua kom muaj kev cuam tshuam loj rau kev ua haujlwm ntawm cov khoom siv PVC uas yooj ywm. Yog tias cov khoom siv PVC mos (PVC txias cia qhov rooj ntaub thaiv qhov rooj) yuav tsum tau siv rau qhov kub qis, cov yas ua kom muaj kev tiv thaiv kub zoo yuav tsum tau xaiv.

PVC ua npuas ncauj board yog cov khoom siv yas tshiab uas tsis hnyav, nrog PVC ua cov khoom siv tseem ceeb. PVC ua npuas ncauj board yog ua los ntawm cov txheej txheem ua npuas ncauj tshwj xeeb, xws li ua npuas ncauj dawb lossis celuka. PVC ua npuas ncauj board yog cov dej noo-pov thawj, refractory (tus kheej tua hluav taws), tsis hloov pauv, tsis muaj tshuaj lom, tiv thaiv kev laus. Lub caij no, nws muaj e

DOP thiab DOTP yog cov yas ua kom siv tau dav dav los ua kom PVC mos dua, yoog tau yooj yim dua thiab yooj yim dua rau kev ua. Qhov txawv tseem ceeb yog lawv cov qauv molecular: DOP, feem ntau yog hais txog DEHP, yog ib qho orthophthalate, thaum DOTP, tseem hu ua DEHT, yog ib qho terephthalate thiab feem ntau raug xaiv los ua lwm txoj hauv kev uas tsis yog orthophthalate.

Muaj ntau hom yas khoom siv hauv kev lag luam ntim khoom. Thaum koj xav tau ntim koj cov khoom, koj yuav sai sai no pom ob hom yas siv: PET thiab PVC yas khoom. Ntawm Huisuqinye Plastics Group, cov neeg siv khoom feem ntau nug peb tias cov yas twg tau ua pov thawj tias yog qhov tseem ceeb