UV ABSORBER UV 234 ...

UV ABSORBER UV 234 CAS NO.70321-86-7

UV ABSORBER UV 234 CAS NO.70321-86-7

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100 Kilogram

Negotiable

  • Min.Order :100 Kilogram
  • Purity: 99% min.
  • Payment Terms : L/C,D/A,D/P,T/T

Keywords

TINUVIN 900 TINUVIN 234 LOWILITE 234

Quick Details

  • Appearance:Light yellow powder
  • Application:It is highly effective for polymers processed at high temperature such as polycarbonate, polyester, polyacetal, PPO, polyamide, aromatic copolymers, thermoplastic polyurethane and polyurethane fibers
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  • ProductionCapacity:50|Metric Ton|Month
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Superiority:

UV ABSORBER HOSORB-234 is a high molecular weight ultraviolet light absorber (UVA) of the hydroxyphenyl benzotriazole class. It has low volatility at high temperatures and high resistance to thermal degradation for compounding and molding applications.

Details:

Chemical name: 2-[2'-hydroxy-3',5'-bis(-dimethyl benzyl)-phenyl]benzotriazole

CAS No.：70321-86-7                           

Molecular formular：C30H29N3O  

Molecular weight： 447.6                        

                                                              

Appearance: Light yellow powder

Purity, %: ≥ 99

Melting point，℃：139.5-141

Volatile matter, %: ≤ 0.5

Ash, %: ≤ 0.05

Transmittance   450nm≥97%     

500nm≥98%

                                                               

UV ABSORBER HOSORB-234 is a high molecular weight ultraviolet light absorber (UVA) of the hydroxyphenyl benzotriazole class. It has low volatility at high temperatures and high resistance to thermal degradation for compounding and molding applications. It is highly effective for polymers processed at high temperature such as polycarbonate, polyester, polyacetal, PPO, polyamide, aromatic copolymers, thermoplastic polyurethane and polyurethane fibers etc.. It is also useful in the light stabilization of powder coatings and solvent-based coatings. 

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