Banyere ihe a
Ezinụlọ dị mkpa - Zuru oke iji aka mee ihe omume ụlọ dị ka ịsa efere, ihicha, ilekọta ndị agadi, nhazi ifuru na ihe ndị ọzọ.
Nchedo ogologo aka ogologo - Ihe dị elu na ihe anaghị egbochi mmiri PVC nwere ụkpụrụ ifuru na mpaghara ogwe aka gbatịrị nke uwe aka ndị a.
Polyvinyl chloride (PVC) bụ onye mmalite nke vinyl chloride monomer (VCM) na peroxide, ogige azo, wdg.Ma ọ bụ n'okpuru omume nke ìhè na okpomọkụ dị ka free radical polymerization mmeghachi omume mmeghachi omume nke polymer.The homopolymer nke vinyl chloride na copolymer. A na-akpọ nke vinyl chloride resins vinyl chloride.
PVC maka amorphous Ọdịdị nke ọcha ntụ ntụ, branched ogo dị obere, ikwu njupụta 1.4, iko mgbanwe okpomọkụ nke 77 ~ 90℃, 170℃ma ọ bụ malite ire ere, nkwụsi ike na-adịghị mma na ọkụ na ọkụ, n'ime ihe karịrị 100℃ma ọ bụ anyanwụ ruo ogologo oge, ga-decompose na-emepụta hydrogen chloride, na n'ihu akpaka catalytic decomposition, na-eme ka discoloration, anụ ahụ na n'ibu Njirimara na-ada ngwa ngwa, Na omume, stabilizers ga-agbakwunyere ka mma thermal na ìhè kwụsie ike.
The molekụla arọ nke PVC nke ụlọ ọrụ na-emepụta bụ n'ozuzu na nso nke 50,000 ~ 110,000, na nnukwu polydispersity, na molekụla arọ na-abawanye na mbelata nke polymerization okpomọkụ; Ọ dịghị edozi agbaze, 80 ~ 85℃iji mee ka ọ dị nro, 130℃na steeti viscoelastic, 160 ~ 180℃ịgbanwe n'ime viscous eruba ala; Ọ nwere ezi n'ibu Njirimara, tensile ike nke banyere 60MPa, mmetụta ike nke 5 ~ 10kJ / m2; magburu onwe dielectric Njirimara.
A na-eji PVC eme ihe n'ọtụtụ ebe na ihe owuwu ụlọ, ngwaahịa ụlọ ọrụ, ihe ndị dị mkpa kwa ụbọchị, akpụkpọ anụ ala, tile, akpụkpọ anụ, ọkpọkọ, waya na cable, nkwakọ ngwaahịa, karama , ihe ụfụfụ, ihe mkpuchi, eriri na ihe ndị ọzọ.