UV Absorber UV-120 CAS NO.: 4221-80-1

Chemical Name: 2,4-di-tert-butylphenyl 3,5-di-tert-butyl-4-hydroxybenzoate

Synonyms：Benzoicacid, 3,5-di-tert-butyl-4-hydroxy-, 2,4-di-tert-butylphenyl ester (7CI,8CI)

Molecular Formula  C29H42O3

Molecular Weight   438.66

Structure

CAS Number   4221-80-1

Specification

Appearance: White crystalline powder

Content: ≥99%

Melting point:194-199℃

Loss on drying:≤ 0.5%

Volatile:≤0.3%

Ash:≤ 0.1%

Transmittance%(450nm)：≥98.0%

Applications:

Highly efficient UV absorber for PVC, PE, PP, ABS & unsaturated polyesters.

Packing and Storage:

Package: 25KG/CARTON

Storage: Stable in property, keep ventilation and away from water and high temperature.