UV Tiunvin 234 Chemical Name: 2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol Formula C30H29N3O Molecular Weight 447.5 CAS# 70321-86-7 Synonyms: Tinuvin 234,ＵV Absorber 234, Ultraviolet Absorber 234, UV Stabilizer 234 Specification: Appearance slightly yellow powder or granules Melting point 137 – 141 °C Flashpoint > 150°C Solubility（20℃） Water < 0.01 MeoH < 0.1 EtoH 0.3 Acetone 2 Ch2Cl2 15…
UV Tiunvin 329 Chemical Name: 2-(2′-hydroxy-5′-(1,1,3,3-tetramethylbutyl)phenyl)benzotriazole Formula C20H25N30 Molecular Weight 323 CAS# 3147-75-9 Synonym names: Tinuvin 329, Cyasorb UV 5411 Specification: Appearance slightly yellow powder Melting point 103-105℃ Flashpoint > 150°C Solubility（20℃） acetone 9 benzene 32 chloroform 37 cyclohexane 15 ethyl acetate 15 n-hexane 6 methanol 0.6 water < 0.01 Application: >Features: Hydroxyphenyl-benzotriazole…
UV Tinuvin 326 Chemical Name: 2-(2′-Hydroxy-3′-tert-butyl-5′-methylphenyl)-5-chlorobenzortriazole Formula C17H18N3OCL Molecular Weight 315.8 CAS# c synonym name: UV-326, Ultraviolet Absorber 326, Tinuvin 326, Uvinul 3026 Specification: Appearance yellowish powder or flakes Melting point 138-141℃ Flashpoint 238℃ DIN 51584 Flashpoint 297℃ Solubility（20℃） Acetone 1 Chloroform 11 Ethanol – Ethylacetate 2 n-Hexane 1 Methanol 0.1 Methylene chloride 9 Toluene –…
UV Tinuvin P Chemical Name: 2-(2H-Benzotriazol-2-yl)-p-cresol Formula C13H11N3O Molecular Weight 225 CAS# 2440-22-4 Specification: Appearance Yellow crystalline powder Melting point 128-133 ˚C boiling point 225℃ Solubility（20℃） Water < 0.1 MeOH 0.2 EtOH 10 Acetone 3 CH 2 Cl 2 16 Hexane 0.8 Application: >Particularly effective in styrene polymers, PVC, unsaturated polyesters, polyurethanes, acrylic polymers, and…
