PVC pob tshab zaj duab xis

PVC pob tshab zaj duab xis
Ib tug phooj ywg hais tias nws nyuaj rau kev paub qhov txawv ntawm PVC zaj duab xis yog dab tsi. Feem ntau, cov yas uas muag muag heev yog ua los ntawm cov khoom siv PVC. Dab tsi yog qhia ntawm no yog daim ntawv nyias thiab mos pob tshab. Peb cov neeg muas zaub faib nws mus rau hauv siab transparency thiab universal transparency. Transparency siab yog dab tsi thiab dab tsi yog universal transparency? Peb yuav qhia lawv lwm zaus.
PVC resin thiab plasticizers (xws li epoxy soybean roj, epoxy methyl ester, DOTP, thiab lwm yam) yog siv rau PVC films. Cov plasticizers tsis zoo tuaj yeem ua rau cov roj tsim tau yooj yim thiab cuam tshuam rau kev luam ntawv number case.
Nyias films yog dav siv nyob rau hauv kev lag luam xws li electronics, machinery, printing, ntim, thiab lwm yam.
Lub thickness ntawm nyias zaj duab xis yog feem ntau piav los ntawm ob peb nyob ntawm tej.
Yog li cas cov yeeb yaj kiab nyias muab faib ua li cas?
Raws li kev faib tawm ntawm cov khoom siv raw siv rau kev tsim cov yeeb yaj kiab, muaj cov yeeb yaj kiab polyethylene, polypropylene zaj duab xis, polyvinyl chloride zaj duab xis, thiab polyester zaj duab xis.
⑵ Kev faib tawm los ntawm kev siv zaj duab xis: Muaj cov yeeb yaj kiab ua liaj ua teb (uas tuaj yeem muab faib ntxiv rau hauv cov yeeb yaj kiab yas thiab cov yeeb yaj kiab tsev cog khoom raws li lawv cov kev siv tshwj xeeb); Ntim cov yeeb yaj kiab (uas tuaj yeem muab faib ua cov ntim khoom noj thiab ntau yam khoom ntim cov khoom lag luam raws li lawv lub hom phiaj tshwj xeeb) thiab cov yeeb yaj kiab ua pa, cov yeeb yaj kiab dej-soluble, thiab cov yeeb yaj kiab uas muaj cov khoom piezoelectric siv nyob rau hauv ib puag ncig tshwj xeeb thiab lub hom phiaj tshwj xeeb.
(3) Muab faib los ntawm txoj kev tsim cov yeeb yaj kiab nyias: cov yeeb yaj kiab nyias uas yog extruded thiab ces tshuab mus rau hauv cov duab yog hu ua cua tshuab; Cov zaj duab xis nyias tsim los ntawm extruding thiab plasticizing, thiab tom qab ntawd casting cov khoom molten los ntawm lub qhov ncauj pwm, hu ua zaj duab xis casting; Ib zaj duab xis nyias ua los ntawm dov thiab plasticizing raw cov ntaub ntawv nrog ob peb chais rau ntawm lub tshuab dov yog hu ua rolling film.

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