Poly (vinyl alcohol) na CAS 9002-89-5

CAS:9002-89-5

Usoro Molekụla:C2H4O

Ibu Molekụla:44.05256

EINECS:209-183-3

Okwu ndị yiri ya:POLYVINYLALCOHOL2000; Polyvinyl alcohol, 86-89% hydrolyzed, ọkara molekul dị arọ; Polyvinyl alcohol, 98-99% hydrolyzed, ọkara molekul dị arọ; Polyvinyl alcohol, 98-99% hydrolyzed, nnukwu molekul dị arọ; Poly(vinyl Alcohol)n=1750+/-50; Poly(vinyl Alcohol)n(=:)2,000(degree'sofsaponificationca.80mol%); POLYVINYLALCOHOL98-99% HYDROLYZED; POLYVINYLALCOHOL99% Ntụ ntụ

Hapụ Ozi Gị

Nkọwa Ngwaahịa

Budata

Akara Ngwaahịa

Gịnị bụ Poly (vinyl alcohol) na CAS 9002-89-5?

Polyvinyl alcohol bụ polima sịntetik nke a na-agbaze mmiri. Poly(vinyl alcohol) nwere ike ịbụ ihe mkpuchi; mmanụ; ihe na-agbaze; ihe na-eme ka ihe dị nro.

Nkọwapụta

ITEM	STANDARD	Nsonaazụ
Ọdịdị	Ntụ ntụ ọcha siri ike	Ndị ruru eru
Viscositi	21.0~33.0	28
Uru PH	5.0~8.0	6.7
Ogo nke hydrolysis%	85～89	89
Mfu mgbe a kpọrọ nkụ%	≤5.0	Ndị ruru eru
Ihe fọdụrụ na-ere ọkụ%	≤1.0	Ndị ruru eru
Mmiri anaghị agbaze nke ọma%	≤0.1	Ndị ruru eru
Methanol na methyl acetate%	≤1.0	Ndị ruru eru
Uru asịd%	≤3.0	Ndị ruru eru
Ígwè dị arọ	≤10ppm	Ndị ruru eru
Nnwale%	85.0%~115.0%	Ndị ruru eru

Ngwa

Ngwa na nkwadebe ọgwụ ma ọ bụ usoro nkwadebe:

A na-ejikarị polyvinyl alcohol eme ihe n'ihe gbasara akpụkpọ ahụ na anya.

Enwere ike iji mmanya Polyvinyl mee ihe dị ka ihe na-eme ka emulsions sie ike.

A na-ejikwa mmanya Polyvinyl eme ihe dị ka ihe na-egbochi ihe ndị na-adịghị mma dịka ngwaahịa anya.

A na-eji mmanya Polyvinyl eme mmanụ maka ịkwa mmiri na mmiri anya e ji aka mee na ihe ngwọta lensị kọntaktị, a na-ejikwa ya eme ihe maka nkwadebe ndị na-adịgide adịgide nke a na-aṅụ n'ọnụ na ihe ndị na-agbanwe akpụkpọ ahụ.

A pụkwara ịgwakọta mmanya Polyvinyl na mmiri glutaraldehyde iji mepụta obere ihe.