Menene dalilai na rawaya na filastik na PVC?

Menene dalilai na rawaya na filastik na PVC?

Rawayar roba na nufin sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar sarkar

Na kowa yellowing na trastics yakan hada da masu zuwa:

1. Radadi na ultraolet

Haske mai tsananin ƙarfi da rana iska tana ci gaba da bakan gizo-gizo tare da 0.7-3000nm, wanda ya zama babban dalilin lalata polymer. Da kuma ƙarfin photoviolet a cikin kewayon ultraviolet na 2900-400nm shine 300-419KJ / E, wanda ya fi ƙarfin ƙarfin wasu manyan abubuwan sunadarai a cikin polymers.

2. Tasirin mai zafi mai zafi

Tantsar zafi daban-daban suna da tasiri daban-daban akan kwanciyar hankali na PVC.

Ba / CD da CD na Carboxylings na Orchoxylings (kamar na manoma Anichydride Ester Orgotin mai tsauri a kan bayanan PVC da aka yi amfani da su a waje, yayin sulfur-compalabasa da aka yi amfani da su) samar da iyakantaccen kwanciyar hankali. Haske na kwanciyar hankali na mai kafafun gwal na di-gishiri yana sama da na mai ƙarar Tre-gishiri.

3. Tasirin tsarin Antioxidant

A halin yanzu, masana'antar da aka yi amfani da su ta PVC cewa masu kera bayanan PVC galibi suna haɗa tarwatikan zane. Baya ga babban fili wanda ke karfafa lalata PVC, sun kuma hada da tsarin lubricatings, tsarin antioxidant da sauran tsarin tsaurara.

Tsarin antioxidanant na iya haɗawa da tasirin phenico da phosphite cactorts. Waɗannan mahaɗan na iya ƙunsar sauƙin rarrabawa ƙwayoyin cuta na kwayoyin halitta, kuma ƙari, suna iya ɗaukar halayen diski a ƙarƙashin aikin haske, oxygen, da ruwa.

3mm pvc kumfa sheet

10mm PVC kumfa

7mm pvc kumfa

5mm pvc kumfa