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UV ABSORBER UV 234 CAS NO.70321-86-7 1
  • UV ABSORBER UV 234 CAS NO.70321-86-7 1

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

Model:UV 234
Origin:Made In China
Category:Chemicals / Chemical Auxiliary & Catalyst / Chemical Auxiliary
Label:Songsorb 2340 , Eversorb 76 , Tinuvin 234
Price: -
Min. Order:10000 pc
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Zhiyi Specialty Chemicals Co.,Ltd.

Free MemberGuang Dong - China
Live Chat:Last Online:20 May, 2020

Product Description

  • Chemical name: 2-[2'-hydroxy-3',5'-bis(-dimethyl benzyl)-phenyl]benzotriazole
    CAS No.:70321-86-7                           
    Molecular formula: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%     

    UV ABSORBER Yistab UV-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 so ent-based coatings.  info at www.zhiyi-chem.com

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Zhiyi Specialty Chemicals Co.,Ltd.

#6 East Ping An Road,Zhuji Industrial Park, Nanxiong, Shaoguan City, Guangdong Province, China.

Jason Liu (Sales manager)

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