PVCyana da ɗan gajeren suna ga polyvinyl chloride, kuma kamanninsa fari ne. PVC yana ɗaya daga cikin robobi biyar na gama gari a duniya. Ana amfani da shi sosai a duk duniya, musamman a fannin gini. Akwai nau'ikan PVC da yawa. Dangane da tushen kayan masarufi, ana iya raba shi zuwa:calcium carbidehanyar da kumahanyar ethyleneKayan da ake amfani da su wajen samar da sinadarin calcium carbide galibi suna fitowa ne daga kwal da gishiri. Kayan da ake amfani da su wajen samar da sinadarin ethylene galibi suna fitowa ne daga danyen mai. Dangane da hanyoyin samarwa daban-daban, ana iya raba su zuwa hanyar dakatarwa da hanyar emulsion. PVC da ake amfani da shi a fannin gini galibi hanyar dakatarwa ce, kuma PVC da ake amfani da shi a fannin fata galibi hanyar emulsion ce. Ana amfani da PVC mai dakatarwa galibi don samar da: PVCbututu, PVCbayanan martaba, Fina-finan PVC, takalman PVC, wayoyin PVC da kebul, benaye na PVC da sauransu. Ana amfani da PVC na emulsion galibi don kera: safar hannu na PVC, fatar roba ta PVC, fuskar bangon waya ta PVC, kayan wasan PVC, da sauransu.
Fasahar samar da PVC koyaushe tana fitowa ne daga Turai, Amurka da Japan. Ikon samar da PVC a duniya ya kai tan miliyan 60, kuma China ta kai rabin duniya. A China, kashi 80% na PVC ana samar da shi ne ta hanyar sinadarin calcium carbide, yayin da kashi 20% kuma ana samar da shi ta hanyar ethylene, domin China ta kasance ƙasa mai yawan kwal da ƙarancin mai.
Lokacin Saƙo: Agusta-29-2022