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UV-320
Synonyms 2-(2H-benzotriazol-2-yl)-4,6-di-tert-butylphenol
CAS No. 3846-71-7
Structure
Specification Appearance, Pale-yellow powder
Purity(HPLC),% 99.0Min.
Volatiles,% 0.3Max.
Melting point,℃ 152-154
Light   transmittance,% 98 Min.(460mm)     
                                   99 Min.(500nm)  
Application It applied in UPR, PVC, polyurethane ester, polyamide, and polyester 
synthetic fibers, epoxy resin and so on.
Remaks


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