2-(2′-Hydroxy-3′,5′-di-tert-pentylphenyl)-benzotriazole CAS 21615-49-6

CAS:21615-49-6

Molecular Formula:C22H29N3O

Molecular Luj:351.49 ib

Synonyms:ULTRAVIOLETABSORBERUV-328; TINUVIN 328; 2-(2'-HYDROXY-3',5'-DI-TERTAMYLPHENYL)BENZOTRIALE; 2-(2-HYDROXY-3,5-DI-TERT-AMYLPHENYL)BENZOTRIAZOLE; 2(2'-HYDROXY-3',5'-DI-TERT-AMYLPHENYL)BENZOTRIAZOLE; 4,6-Di-tert-amyl-2-(5-chloro-2H-benzotriazol-2-yl)-phenol; 2-(2-Hydroxy-3,5-diamylphenyl) benzotriazole

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Khoom cim npe

2-(2'-Hydroxy-3',5'-di-tert-pentylphenyl)-benzotriazole CAS 21615-49-6 yog dab tsi?

UV-328 yog ib qho ultraviolet lub teeb absorber (UVA) ntawm chav kawm hydroxyphenylbenzotriazole, uas ua rau lub teeb ruaj khov rau cov yas thiab lwm cov organic substrates.

Specification

Yam khoom		STANDARD
Qhov tshwm sim		lub teeb daj hmoov los yog pellet
Melting Point (°C)		81 nqi
Tshauv (%)		0.05 max
Volatile teeb meem (%)		0.5 max
Kev xa tawm	440 nm (%)	97 nqi
	500nm (%)	98 nqi
Kev ntsuas (%)		99,0 nqi

Daim ntawv thov

UV-328 yog lub teeb pom kev zoo rau ntau yam yas thiab lwm cov organic substrates. Nws siv tau pom zoo rau kev ruaj ntseg ntawm styrene homo- thiab copolymers, acrylic polymers, unsaturated polyesters, polyvinylchloride, polyolefins, polyurethanes, polyacetals, polyvinyl butyral, elastomers, thiab adhesives.