Chemical name:2-(2'-hydroxy-5'-tert-octyllphenyl)benzotriazole
Molecular formula:C20H25N3O
Structural formula:
Properties:
Properties and application:It is a white powder, melting point 101-106 , soluble in benzene, styrene, ethye acetate, slightly soluble in ethyl alcohol, insoluble in water. It is a efficient light stabilizer, UV  max:345nm, low volatility, used for polyetyrene, poly (methyl methacrylate), polyester and ABS resins and so on.
Specifications:
|
Appearance: |
White powder |
|
Melting Point |
101-106℃ |
|
Volatile matter |
≤0.5% |
|
Ash content |
≤0.05% |
|
Transmissirity |
440nm≥97% 500nm≥98% |
|
Purity |
≥99% |
Package: 25kg Carton
|
