PVCjẹ kukuru fun polyvinyl kiloraidi, ati irisi rẹ jẹ lulú funfun.PVC jẹ ọkan ninu awọn pilasitik gbogbogbo marun ni agbaye.O ti wa ni o gbajumo ni lilo agbaye, paapa ni awọn ikole aaye.Ọpọlọpọ awọn oriṣi ti PVC wa.Gẹgẹbi orisun ti awọn ohun elo aise, o le pin sikalisiomu carbideọna atiọna ethylene.Awọn ohun elo aise ti ọna carbide kalisiomu wa lati edu ati iyọ.Awọn ohun elo aise fun ilana ethylene ni akọkọ wa lati epo robi.Gẹgẹbi awọn ilana iṣelọpọ oriṣiriṣi, o le pin si ọna idadoro ati ọna emulsion.PVC ti a lo ninu aaye ikole jẹ ọna idadoro ipilẹ, ati PVC ti a lo ninu aaye alawọ jẹ ọna emulsion ni ipilẹ.PVC idadoro jẹ lilo akọkọ lati ṣe: PVCpaipu, PVCawọn profaili, PVC fiimu, PVC bata, PVC onirin ati kebulu, PVC ipakà ati be be lo.Emulsion PVC ni a lo ni akọkọ lati gbejade: awọn ibọwọ PVC, alawọ alawọ PVC, iṣẹṣọ ogiri PVC, awọn nkan isere PVC, ati bẹbẹ lọ.
Imọ-ẹrọ iṣelọpọ PVC nigbagbogbo wa lati Yuroopu, AMẸRIKA ati Japan.Agbara iṣelọpọ PVC agbaye ti de awọn toonu 60 milionu, ati China ṣe iṣiro fun idaji agbaye.Ni Ilu China, 80% ti PVC jẹ iṣelọpọ nipasẹ ilana carbide kalisiomu ati 20% nipasẹ ilana ethylene, nitori China nigbagbogbo jẹ orilẹ-ede ti o ni eedu diẹ sii ati epo ti o dinku.
Akoko ifiweranṣẹ: Oṣu Kẹjọ-29-2022