Polyvinyl chloride (PVC) bụ polymer mere site na polymerization nke vinyl chloride monomer (VCM) n'ihu ndị mmalite dị ka peroxides na azo ogige ma ọ bụ site na usoro nke free radical polymerization n'okpuru omume nke ìhè ma ọ bụ okpomọkụ.PVC bụ ihe polymer nke na-eji atom chlorine dochie atom hydrogen na polyethylene, na vinyl chloride homopolymers na vinyl chloride copolymers na-akpọkọta vinyl chloride resins.
Agbụ ndị molekụla PVC nwere atom chlorine siri ike nke nwere ikike intermolecular dị elu, nke na-eme ka ngwaahịa PVC sie ike, sie ike na nke igwe, ma nwee ogologo oge ire ọkụ (nkwụghachi ọkụ na-ezo aka na ihe onwunwe nwere ma ọ bụ nke ihe nwere mgbe ọgwụgwọ gasịrị. nke ukwuu na-egbu oge mgbasa nke ire ọkụ;Otú ọ dị, ya dielectric mgbe nile na dielectric ọnwụ n'akuku tangent ụkpụrụ bụ ibu karịa nke PE.
PVC resin nwere ọnụ ọgụgụ dị nta nke agbụ abụọ, eriri alaka na ihe ndị na-amalite na-ahapụ na mmeghachi omume polymerization, gbakwunyere chlorine na hydrogen atom n'etiti carbon carbon abụọ dị n'akụkụ, nke na-adị mfe dechlorinated, na-ebute mmeghachi omume nbibi nke PVC ngwa ngwa n'okpuru omume ahụ. nke ìhè na okpomọkụ.Ya mere, ngwaahịa PVC kwesịrị ịgbakwunye ndị na-ekpo ọkụ ọkụ, dị ka calcium-zinc heat stabilizer, barium-zinc heat stabilizer, lead salt heat stabilizer, organic tin stabilizer, wdg.
Ngwa ngwa
PVC na-abịa n'ụdị dị iche iche, a pụkwara ịhazi ya n'ụzọ dị iche iche, gụnyere ịpị, ịpụpụ, ịgbanye, na mkpuchi.A na-ejikarị plastik PVC eme ihe nkiri, akpụkpọ anụ artificial, mkpuchi nke wires na eriri, ngwaahịa siri ike, ala ala, ngwá ụlọ, ngwa egwuregwu, wdg.
A na-ekewa ngwaahịa PVC n'ime ụdị atọ: siri ike, ọkara siri ike na nro.A na-edozi ngwaahịa siri ike na nke siri ike na-enweghị ma ọ bụ na-eji obere ihe eji eme ihe, ebe a na-eji ngwaahịa dị nro na-edozi ya na nnukwu plasticizer.Mgbe agbakwunyere ndị na-emepụta ihe na-emepụta ihe, enwere ike ibelata okpomọkụ mgbanwe iko iko, nke na-eme ka ọ dịkwuo mfe nhazi na okpomọkụ dị ala ma na-eme ka mgbanwe na ike dị elu nke eriri molecular na-eme ka o kwe omume ịmepụta ngwaahịa dị nro nke na-agbanwe agbanwe na ụlọ okpomọkụ.
1. PVC profaịlụ
A na-ejikarị eme ọnụ ụzọ na windo na ihe ndị na-azọpụta ike.
2. PVC ọkpọkọ
Ọkpụkpụ PVC nwere ọtụtụ ụdị, arụmọrụ dị mma na ọtụtụ ojiji, ma na-etinye ọnọdụ dị mkpa n'ahịa.
3. Ihe nkiri PVC
Enwere ike ịme PVC ka ọ bụrụ ihe nkiri transperent ma ọ bụ nke nwere agba nke ọkpụrụkpụ akọwapụtara site na iji kalenda, a na-akpọkwa ihe nkiri nke usoro a mepụtara ihe nkiri calended.A pụkwara iji igwe na-akpụzi ihe na-akpụ akpụ fụọ ihe ndị granular PVC n'ime ihe nkiri, a na-akpọkwa ihe nkiri a na-emepụta site na usoro a ihe nkiri ịfụ.Enwere ike iji ihe nkiri ahụ mee ihe maka ọtụtụ ebumnuche ma nwee ike ịhazi ya n'ime akpa, uwe mmiri ozuzo, akwa tebụl, ákwà mgbochi, ihe egwuregwu na-eku ume, wdg site na ịkpụ na usoro ikpo ọkụ.Enwere ike iji ihe nkiri sara mbara sara mbara iji wuo ụlọ griin haus na griin haus plastik, ma ọ bụ jiri ya mee ihe dị ka ihe nkiri ala.
4. PVC osisi
Agbakwunyere ya na stabilizer, mmanu na ndochi, na mgbe ịgwakọta, PVC nwere ike extruded n'ime dị iche iche caliber siri ike ọkpọkọ, ekara ọkpọkọ na corrugated ọkpọkọ na extruder, na-eji dị ka ala, ọkpọkọ mmiri ọṅụṅụ, electric waya casing ma ọ bụ steepụ handrail.A na-ekpuchi mpempe akwụkwọ ndị ahụ ma na-ekpo ọkụ iji mee mpempe akwụkwọ siri ike nke ọkpụrụkpụ dị iche iche.Enwere ike ịkpụ mpempe akwụkwọ ndị ahụ ka ọ bụrụ ụdị a chọrọ wee jiri ikuku ọkụ were eriri PVC na-agbado ọkụ n'ime tankị nchekwa dị iche iche na-eguzogide ọgwụ, ducts na containers, wdg.
5. PVC ngwaahịa dị nro
Iji extruder, ọ nwere ike ịpụ n'ime hoses, eriri, wires, wdg;iji igwe na-akpụzi injection nwere ụdị dị iche iche, enwere ike ịme ya ka ọ bụrụ akpụkpọ ụkwụ plastik, akpụkpọ ụkwụ akpụkpọ ụkwụ, slippers, ihe egwuregwu ụmụaka, akụkụ akpaaka, wdg.
6. Ihe nkwakọ ngwaahịa PVC
Ngwaahịa PVC maka nkwakọ ngwaahịa tumadi maka arịa dị iche iche, ihe nkiri na mpempe akwụkwọ siri ike.A na-emepụta akpa PVC maka mmiri ịnweta mmiri, ihe ọṅụṅụ, karama ịchọ mma, kamakwa maka nkwakọ mmanụ a nụchara anụcha.
7. PVC siding na ala ala
A na-ejikarị PVC siding dochie aluminum siding, PVC floor tiles, ma e wezụga maka akụkụ nke PVC resin, ihe ndị ọzọ bụ ihe eji emegharị ihe, adhesives, fillers na ihe ndị ọzọ, nke a na-ejikarị na ọdụ ụgbọ elu na ebe ndị ọzọ siri ike. ala.
8. PVC ngwaahịa ngwaahịa
Enwere ike ịchọta ngwaahịa PVC n'ebe niile na ndụ anyị kwa ụbọchị.A na-eji PVC eme akpụkpọ anụ dị iche iche maka akpa akpa, ngwaahịa egwuregwu dịka basketball, bọọlụ bọọlụ na bọọlụ rugby.A na-ejikwa ya na-emepụta akwa uwe na eriri ihe nchebe pụrụ iche.A na-eji akwa PVC maka uwe na-abụkarị akwa na-adọrọ adọrọ (enweghị mkpuchi achọrọ) dị ka ponchos, uwe ogologo ọkpa nwa, jaket akpụkpọ anụ wuru na akpụkpọ ụkwụ mmiri ozuzo dị iche iche.A na-ejikwa PVC n'ọtụtụ egwuregwu na ihe ntụrụndụ dị ka ihe egwuregwu ụmụaka, ihe ndekọ na ngwa egwuregwu.
Oge nzipu: Jul-19-2023