Hangzhou Jingyou Chemical Co.,Ltd.

UV absorber-928

• Category :

  Catalyst and Auxiliary

• Synonyms :

  Tinuvin 928;2-(2H-Benzotriazol-2-yl)-6-(1-methyl-1-phenylethyl)-4-(1,1,3,3-tetramethylbutyl)phenol;

• CAS NO :

  73936-91-1

• EC NO :

• Molecular Formula :

  C₂₉H₃₅N₃O

• Molecular Weight :

  441.61

• Main Specifications :

  Appearance：Light yellow crystalline powder； Purity：≥99.0%；Light transmittance：≥97% （460nm）≥98% （500nm）；Melting point：109-113℃ ；Volatiles：≤0.3%；Ash：≤0.1%

• InChI :

  InChI=1/C29H35N3O/c1-27(2,3)19-28(4,5)21-17-22(29(6,7)20-13-9-8-10-14-20)26(33)25(18-21)32-30-23-15-11-12-16-24(23)31-32/h8-18,33H,19H2,1-7H3

• Packing :

  25kg carton inner with plastic bag or as customer`s requirement.

• Product description :

  UV Absorber 928 is a new UV absorber of the hydroxyphenyl benzotriazole class developed specially for high performance coating applications. It has excellent photopermanence, spectral coverage. It has excellent solubility and high thermal and environmental permanence.

• Uses :

  The product is recommended for applications such as: automotive coatings, powder and coil coatings, particularly suitable for coatings exposed to high temperature curing processes, such as powder and coil coatings. It can be used in combin

• Molecular Structure :