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2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol(UV-329)

Product name:2-(2H-benzotriazol-2-yl)-4-(1,1,3,3-tetramethylbutyl)phenol(UV-329)
Details:

 

Product name: 2- (2'-Hydroxy-5'-tert-octylphenyl)benzotriazole

  Synonym name: 2-(2-Hydroxy-5-tert-octylphenyl)benzotriazole; UV-329

  CAS Number: 3147-75-9

  Molecular Formula: C20H25N3O

  Molecular Weight: 323.43                                                              

 

●Specification:

Item

Standard

Appearance

White powder

Assay       

99.0%min

Melting point

103-105d.C

Transmittance

440nm:97%min

500nm:98%min

 

●Application:

 

It is high efficient optical stabilizer for polystyrene, polymethacrylic acid-formic acid, unsaturated polyester, hard PVC, PC, ABS resin., especially it is good for transparent products and engineering plastic in high temperature. It can work with oxidant, dosage is 0.01-1%.

 

●Package: In 25kgs cardboard drums.

 

 

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