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Momwe mungasinthire kuzizira kwa kanema wa PVC

Maonedwe: 26     Wolemba: Mkonzi Wosindikiza Nthawi: 2022-03-18: Tsamba

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Monga gawo lofunikira la zinthu zofewa za PVC, pulasitiki imakhala ndi mphamvu kwambiri pakuchita zofewa za PVC. Ngati makatani ofewa a PVC (makatani ozizira a PVC ozizira) amafunikira kugwiritsidwa ntchito pa kutentha pang'ono, ma pulasitiki omwe ali ndi kutentha kwabwino kuyenera kusankhidwa. Pakadali pano ozizira mafayilo ozizira makamaka acid dibatic eters, phthalilic acid edters, ndi epoxy mafuta acid monoes.PVC-filimu yofewa


Monga tonse tikudziwa, kaya ndi mapulogalamu apulasitiki a pvc kapena zinthu zofewa za PVC monga makato otchinga a PVC, adzalimba nthawi yozizira. Chiwerengero cha mapulasitiki ziyenera kuwonjezeka moyenera, ndipo maviotala ozizira amathanso kuwonjezeredwa moyenerera. Doa (dioctyl adipote), dodecyl dipate), doz (dioctyl Azelate), dos (Dioctyl Sebacate) ndi oyimilira ozizira. Popeza kugwirizana kwa mavidiyo wamba ozizira ndi pvc sikwabwino kwambiri, kumangogwiritsidwa ntchito ngati pulasitiki yothandiza kukana, ndipo mlingo wake nthawi zambiri umakhala wa papulatiri yayikulu.


Kafukufukuyu ananena kuti kuphatikiza pulasitiki wozizira komanso hexamethyl phosphororic triamide kumatha kusintha miyeso yozizira komanso yotsika mtengo wa filimu yofewa ya PVC. Ngakhale Hemeamethyl phosphororic testidever si pulasitiki yopanda chiwopsezo, imatha kuchepetsa nthawi yozizira magupute ndikukwaniritsa cholinga cholimbitsa thupi kapena filimu yozizira kwambiri ya PVC.


Nthawi yomweyo, tiyenera kuganiziranso za kutentha kwa kutentha, kutentha kwa kutentha, ndi zinthu zina pamtundu wozizira kukana kusinthana nthawi yomwe kutentha kumatsitsa kwambiri.


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Gwiritsani ntchito mawu athu abwino

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