Ntugharị nke polyvinyl chloride

Polyvinyl chloride bụ otu n'ime rọbas ise bụ isi maka ebumnuche izugbe n'ụwa.N'ihi ọnụ ahịa mmepụta ya dị ala ma e jiri ya tụnyere polyethylene na ụfọdụ ọla, na arụmọrụ nhazi ya dị mma na nke anụ ahụ na nke kemịkal nke ngwaahịa, ọ nwere ike izute mkpa nke ịkwadebe siri ike ka ọ dị nro, na-agbanwe, eriri, mkpuchi na ihe ndị ọzọ, a na-ejikarị ya eme ihe. n'akụkụ dị iche iche dịka ụlọ ọrụ, ọrụ ugbo na ihe owuwu.Otu esi emegharị na iji ihe mkpofu polyvinyl chloride dị ezigbo mkpa.
1.Mweghachi
Nke mbu, enwere ike imeghari ohuru ozugbo.Ntugharị ozugbo nke plastik mkpofu na-ezo aka na nhazi na ịkpụzi plastik mkpofu site na ihicha, nchicha na plasticization na-enweghị mkpa maka mgbanwe dị iche iche, ma ọ bụ nhazi na ịkpụzi ngwaahịa site na granulation.Na mgbakwunye, enwere ike gbanwee ma megharịa ya.Mgbanwe na mmụgharị nke plastik ochie na-ezo aka na mgbanwe anụ ahụ na kemịkal nke plastik emegharịrị tupu nhazi na imepụta.Enwere ike kewaa mgbanwe n'ime mgbanwe anụ ahụ na mgbanwe kemịkal.Ndochi, fiber composite, na ịgwakọta siri ike bụ isi ụzọ isi gbanwee anụ ahụ nke PVC.Ndozi ndochi na-ezo aka na usoro mgbanwe nke ịgwakọta ihe ndochi dị iche iche na modul dị elu na polymers.Mgbanwe ihe mgbakwunye fiber mejupụtara na-ezo aka na usoro mgbanwe nke ịgbakwunye modulus dị elu na ike dị elu sitere n'okike ma ọ bụ eriri arụrụ n'ime polymer, si otú ahụ na-emeziwanye ihe eji arụ ọrụ nke ngwaahịa ahụ.A na-enweta mgbanwe kemịkalụ nke PVC site n'ịgbanwe usoro nke PVC site na mmeghachi omume kemịkal ụfọdụ.
2.Mwepụ na itinye n'ọrụ nke hydrogen chloride
PVC nwere ihe dịka 59% chlorine.N'adịghị ka ndị ọzọ carbon yinye polymers, alaka yinye nke PVC na-agbaji n'ihu isi yinye n'oge cracking, na-emepụta a nnukwu ego nke hydrogen chloride gas, nke ga-emebi akụrụngwa, na-emebi Catalyst nsi, na-emetụta àgwà nke cracking ngwaahịa.Ya mere, ekwesịrị ịme ọgwụgwọ mwepụ hydrogen chloride n'oge mgbawa PVC.
3.Burning PVC iji kpo oku na chlorine gas
Maka plastik mkpofu nwere PVC, a na-ejikarị njirimara nke ọgbọ okpomọkụ dị elu iji jikọta ha na ihe mkpofu ọkụ dị iche iche ma mepụta mmanụ ọkụ siri ike na nha nha nha.Ọ bụghị naanị na nke a na-eme ka nchekwa na njem dị mfe, kamakwa ọ na-edochi mmanụ ọkụ a na-eji n'ọkụ na-ere ọkụ na ụlọ ọrụ mmepụta ihe, ma na-agbaze chlorine iji melite arụmọrụ ọkụ.