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uv absorber YCUV 327

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  Post Date: Feb 23,2017
  Expiry Date: Feb 23,2018
  Detailed Description: Cas No. :3864-99-1 Chemical Name: 2'-(2'-Hydroxy-3',5'-di-tert-butylophenyl)-5-chlorobenzotriazole
Other name:




Specification:
Properties Specifications:
APPEARANCE Slightly yellowish powder
CONTENT 99%min
MELTING POINT 154-158°C
ASH 0.1%max
VOLATILE MATTER 0.5%max
TRANSMITTANCE 450um /500um 92%min/95%min
Properties:light yellow powder, melting 151, UV max.UV-327 strongly absorb ultra-violet ray of 300-400nm, the chemicas stability is good, volatility is little, solubility, solubility for polymer is good, particularly, it is used for PE, PP, also application for poly(methanal). Poly(methyl methacrytale), poly urethane and coatings

Application: This product is light yellow powder. Its molecular weight is 358 while melting point is 154-158℃. It can be dissolved in solvents such as styrene, benzene and toluene. This product can intensely absorb the ultraviolet radiation in band of 300-400nm with absorbing peak value as 353nm. It volatilizes little, has good compatibility with polyolefin. It can stand high temperature processing, with good performance of keeping color and washing-resistance. It is suitable for PE, PP, PVC, polymethyl methacrylate, polyformaldehyde，polyoxymethylene, unsaturated polyester, polyurethane, ABS resin, natural rubber, synthetic rubber, latex and paint. It shows notable synergetic results when being used together with antioxidants, especially together with DLTDP. The general using rate is 0.1-0.3%.
Package and Storage:This product is packed in cartons with plastic lining or in compound paper bags with net weight of 20 kg. We can also pack according to our customers' requests.

Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage.

  CAS Registry Number:

3864-99-1
  Synonyms: ;2,4-di-tert-butyl-6-(5-chlorobenzotriazol-2-yl)phenol;Ultraviolet Absorbent UV-327;Dibutylhydroxyphenylchlorobenzotriazole;2-(3,5-Di-tert-butyl-2-hydroxyphenyl)-5-chloro-2H-benzotriazole;UV-327;2-(2'-Hydroxy-3',5'-di-tert-butylphenyl)-5-chlorobenzotriazole;2-(2'-Hydroxy-3',5'-di-tert-Butyl Phenyl)-5-Chloro Benzotriazole;BHSORB-327;UV absorber-327;UV absorber UV-327;Ultraviolet absorberUV-327;4,6-Di-tert-butyl-2-(5-chloro-2H-benzotriazol-2-yl)-phenol;UV 327;2-(2'-Hydroxy-3',5'-di-t-butylphenyl)-5-chlorobenzotriazole;Chloro(Di-Tert-Butyl-HydroxyPhenyl)-Benzotriazole;
  Molecular Formula: C20H24ClN3O
  Molecular Weight: 357.8771
  Molecular Structure: 3864-99-1 2,4-Di-tert-butyl-6-(5-chloro-2H-benzotriazol-2-yl)phenol
  Hazard Symbols:  Xi:Irritant;
  Risk Codes: R36/37/38:;
  Safety Description: S26:;
S36:;

  Company: Yongchang Polymer Additives Co ltd     [ China ]        
  Contact: Mickel
  Tel: +86-20-61876219
  Fax:
  Email: info@chinapolymeradditives.cn
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