Menene PVC?

PVCgajere ne don polyvinyl chloride, kuma kamannin sa fari foda ne.PVC na ɗaya daga cikin manyan robobi guda biyar a duniya.Ana amfani da shi sosai a duniya, musamman a fagen gine-gine.Akwai nau'ikan PVC da yawa.Bisa ga tushen albarkatun kasa, ana iya raba shi zuwacalcium carbidehanyar dahanyar ethylene.Abubuwan da ake amfani da su na hanyar calcium carbide sun fito ne daga gawayi da gishiri.Raw kayan aikin ethylene yafi fitowa daga danyen mai.Dangane da hanyoyin samarwa daban-daban, ana iya raba shi zuwa hanyar dakatarwa da hanyar emulsion.PVC da aka yi amfani da ita a filin gini shine ainihin hanyar dakatarwa, kuma PVC da ake amfani da ita a filin fata shine ainihin hanyar emulsion.Ana amfani da dakatarwar PVC don samar da: PVCbututu, PVCbayanan martaba, Fina-finan PVC, takalman PVC, igiyoyin igiyoyi da igiyoyi, PVC benaye da sauransu.Emulsion PVC ana amfani dashi galibi don samarwa: safofin hannu na PVC, fata na wucin gadi na PVC, fuskar bangon waya ta PVC, kayan wasa na PVC, da sauransu.
Fasahar samar da PVC koyaushe tana zuwa daga Turai, Amurka da Japan.Ƙarfin samar da PVC na duniya ya kai tan miliyan 60, kuma Sin ta kai rabin duniya.A kasar Sin, kashi 80% na PVC ana samar da shi ne ta hanyar sinadarin calcium carbide da kuma kashi 20% ta hanyar tsarin ethylene, saboda kasar Sin ta kasance kasa mai yawan gawayi da karancin mai.