Okwu mmalite gbasara ike PVC na China na n'ụwa niile

Dabere na ọnụ ọgụgụ dị na 2020, ikike mmepụta PVC zuru ụwa ọnụ ruru nde 62 na mkpokọta mkpokọta ruru nde 54.Mbelata niile nke mmepụta pụtara na ikike mmepụta emeghị 100%.N'ihi ọdachi ndị na-emere onwe ha, atumatu mpaghara na ihe ndị ọzọ, mmepụta ga-abụ ihe na-erughị ike mmepụta.N'ihi ọnụ ahịa dị elu nke PVC na Europe na Japan, ikike mmepụta PVC zuru ụwa ọnụ na-elekwasị anya na Northeast Asia, nke China nwere ihe dị ka ọkara nke ikike mmepụta PVC zuru ụwa ọnụ.

Dabere na data ikuku, na 2020, China, United States na Japan bụ mpaghara mmepụta PVC dị mkpa n'ụwa, yana ikike mmepụta ihe ruru 42%, 12% na 4% n'otu n'otu.Na 2020, ụlọ ọrụ atọ kachasị elu na ikike mmepụta PVC kwa afọ bụ Westlake, shintech na FPC.N'afọ 2020, ikike mmepụta PVC kwa afọ bụ nde tọn 3.44, tọn 3.24 na tọn 3.299 n'otu n'otu.Nke abuo, ụlọ ọrụ nwere ikike mmepụta ihe karịrị nde tọn abụọ na-agụnye inovyn.Ngụkọta ikike mmepụta nke China bụ nde tọn 25 ọzọ, yana mpụta nke nde tọn 21 na 2020. Enwere ihe karịrị ndị nrụpụta PVC 70 na China, 80% bụ usoro calcium carbide na 20% bụ usoro ethylene.

Ọtụtụ n'ime usoro calcium carbide gbadoro ụkwụ na ebe ndị nwere akụ coal dị ka Inner Mongolia na Xinjiang.Ebe osisi nke usoro ethylene dị na mpaghara dị n'ụsọ oké osimiri n'ihi na ekwesịrị ibubata VCM ma ọ bụ ethylene akụrụngwa.Ike mmepụta nke China na-akpata ihe fọrọ nke nta ka ọ bụrụ ọkara nke ụwa, yana site na mgbasawanye nke ụlọ ọrụ mmepụta ihe nke China na-aga n'ihu, ikike mmepụta PVC nke usoro ethylene ga-anọgide na-abawanye, China ga-anọgidekwa na-emebi òkè PVC mba ụwa.