A karo na farko da aka gano PVC ta hanyar haɗari ne a cikin 1872 ta hanyar likitancin Jamus, Eugen Baumann.An haɗa shi kamar yadda flask na vinyl chloride aka bar shi ga hasken rana inda ya yi polymerized.
A ƙarshen 1800s ƙungiyar ƴan kasuwa na Jamus sun yanke shawarar saka hannun jari da ƙera babban adadin Acetylene, wanda ake amfani dashi azaman mai a cikin fitilu.A cikin layi daya mafita na lantarki ya zama mafi inganci kuma nan da nan ya mamaye kasuwa.Tare da wannan acetylene yana samuwa a cikin yalwa da ƙananan farashi.
A shekara ta 1912, wani ɗan ƙasar Jamus mai suna Fritz Klatte, ya gwada wannan sinadari kuma ya amsa shi da sinadarin hydrochloric acid (HCl).Wannan halayen zai haifar da vinyl chloride kuma ba shi da madaidaicin manufa ya bar shi a kan shiryayye.A vinyl chloride polymerized na tsawon lokaci, Klatte yana da kamfanin da yake aiki da shi, Greisheim Electron, don ba da izini.Ba su sami wani amfani da shi ba kuma haƙƙin mallaka ya ƙare a 1925.
Wani masanin sinadarai a Amurka, Waldo Semon yana aiki a BF Goodrich, yana gano PVC.Ya ga cewa zai iya zama cikakkiyar kayan don labulen shawa kuma sun ba da takardar izini.Ɗaya daga cikin mahimman fasalulluka shine hana ruwa wanda ya haifar da ƙarin amfani da lokuta kuma PVC cikin sauri ya girma a cikin kasuwar kasuwa.
Menene granule PVC kuma a ina ake amfani dashi?
PVC wani ɗanyen abu ne wanda ba za a iya sarrafa shi shi kaɗai ba idan aka kwatanta da sauran albarkatun ƙasa.Abubuwan da ke tattare da granules na PVC sun dogara ne akan haɗuwa da polymer da ƙari waɗanda ke ba da tsari mai mahimmanci don amfani da ƙarshen.
Yarjejeniyar yin rikodin ƙarar taro ya dogara ne akan sassa kowane ɗari na resin PVC (phr).Ana haifar da fili ta hanyar haɗa abubuwan haɗin gwiwa tare, wanda daga baya ya canza zuwa labarin gelled a ƙarƙashin rinjayar zafi (da shear).
Ana iya ƙirƙirar mahadi na PVC, ta amfani da filastik, cikin kayan sassauƙa, yawanci ana kiransa P-PVC.Ana amfani da nau'ikan PVC masu laushi ko sassauƙa mafi yawa a cikin takalma, masana'antar kebul, bene, tiyo, kayan wasan yara da yin safar hannu.
Abubuwan da ba su da filastik don aikace-aikace masu tsauri an tsara su U-PVC.Ana amfani da PVC mai ƙarfi don bututu, bayanan martaba, murfin bango, da sauransu.
Mahalli na PVC suna da sauƙin sarrafawa ta hanyar gyare-gyaren allura, extrusion, gyare-gyaren busa da zane mai zurfi.INPVC sun ƙera mahaɗin PVC masu sassauƙa tare da haɓakar haɓakawa sosai, manufa don gyare-gyaren allura, kazalika da maki sosai don extrusion.
Lokacin aikawa: Juni-21-2021
