Okwu Mmalite nke PVC Plastic Properties and Common Colorants

Dabere na ihe ndị dị ịrịba ama nke plastik PVC, a na-eji ya ugbu a n'ọtụtụ ebe nke ndụ. Na mpempe akwụkwọ PVC ndị a, bụ ngwaahịa a na-edozikarị. Ọ na-agbakwụnye ụfọdụ agba na mmepụta usoro iji mee ka ngwaahịa ndị ahụ mara mma. Ma ụfọdụ ndị amaghị ọtụtụ ihe banyere nke a, taa isiokwu a ga-ewebata n'ụzọ zuru ezu.

Resin PVC bụ thermoplastic nke nwere ihe eji akọwapụtaghị ya. Ebe dị nro nke resin dị nso na okpomọkụ ire ere. Ọ malitere decompose na 140 ℃, na ọbụna karịa ngwa ngwa na 170 ℃. N'ihi ọdịnaya nke chloride atom, polyethylene molecule na copolymers na-enwekarị ire ọkụ na-egbochi onwe ya na ihe na-adịghị adị. Ọ bụ polymer na-adịghị akwụsi ike nke ọkụ na ọkụ na-emebikwa ya. O nwekwara ike nkwụsi ike nke kemịkalụ, ọ dịkwa oke ọnụ ahịa dị ka ihe mgbochi corrosion. PVC kwụsiri ike maka ọtụtụ acid inorganic na ntọala ma kewara ya maka hydrogen chloride. Enwere ike gbaze ya na ketones na ihe mgbaze aromatic.

Ihe ndị a na-eji eme ihe maka plastik PVC bụ ihe ndị na-emepụta ihe na ihe ndị na-adịghị ahụkebe. PVC plastik nwere ihe dị elu chọrọ maka pigmenti, dị ka elu okpomọkụ na-eguzogide n'oge nhazi, ọ dịghị Mbugharị na nhazi, ìhè na-eguzogide, wdg A na-ejikarị colorants bụ: 1, red bụ tumadi soluble azo pigmenti, cadmium red inorganic pigmenti, ígwè oxide red pigmenti, phthalocyanin na-acha uhie uhie, wdg; 2, odo tumadi chromium odo, cadmium odo na fluorescent odo; 3, agba orchid tumadi phthalocyanin acha anụnụ anụnụ; 4, akwụkwọ ndụ akwụkwọ ndụ tumadi phthalocyanine green; 5, ọcha na-ejikarị titanium dioxide; 6, odo odo tumadi bụ plastic odo odo; 7, ojii bụ isi carbon oji. Tụkwasị na nke ahụ, a na-eji ihe na-acha ọcha fluorescent mee ihe maka ịcha ọcha; A na-eji ọla edo na ọlaọcha mee ihe maka mbipụta agba; na bead ntụ ntụ astigmatism na plastic dị ka pearl.

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