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| Ultraviolet Absorber UV-328 CAS 25973-55-1 |
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| 25973-55-1 |
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| 25973-55-1 |
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Chemical name : 2-(2'-Hydroxy-3', 5'-di-tert-amylphenyl) benzotriazole
Introduction : UV-328 is a benzotriazole type ultraviolet light absorber (UVA), imparting good light stability for plastics and other organic polymers. UV-328 protects polymers as well as organic pigments from UV radiation helping to preserve the original appearance and physical integrity of molded articles, films, sheets, and fibers during outdoor weathering.
Empirical Formula : C22H29N30
Molecular Weight : 351.5
Appearance : slight yellow powder
Melting Range : 80-88 ¡ÆC
Flashpoint : 229 ¡ÆC
Specific Gravity(20 ¡ÆC ) : 1.17g/cm3 |
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Chemical name : 2-(2'-Hydroxy-3', 5'-di-tert-amylphenyl) benzotriazole
Introduction : UV-328 is a benzotriazole type ultraviolet light absorber (UVA), imparting good light stability for plastics and other organic polymers. UV-328 protects polymers as well as organic pigments from UV radiation helping to preserve the original appearance and physical integrity of molded articles, films, sheets, and fibers during outdoor weathering.
Empirical Formula : C22H29N30
Molecular Weight : 351.5
Appearance : slight yellow powder
Melting Range : 80-88 ¡ÆC
Flashpoint : 229 ¡ÆC
Specific Gravity(20 ¡ÆC ) : 1.17g/cm3 |
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