uv absorber YCUV 328

• Post Date:

  Feb 23,2017

• Expiry Date:

  Feb 23,2018

• Detailed Description:

  Cas No. :25973-55-1 Specification:
  Properties Specifications:
  APPEARANCE Slightly yellowish powder
  CONTENT 99%min
  MELTING POINT 81°C
  ASH 0.1%max
  VOLATILE MATTER 0.5%max
  TRANSMITTANCE 450um /500um 97%min/98%min
  Properties: It is a pale yellowish powder melting point 81, soluble in benzene, toluene, ethyl acetate and petroleum ether, slightly soluble in ethyl alcohol and methyl alcohol insoluble in water.
  
  Application:
  It is a excellent ultraviolet absorbet, UV max:345nm, solubility for polymer is good, volatility is little, mainly used for PE, PP,PS,PVC, poly ester and ABS resins, and so on.
  Package and Storage: 25 Fiberboard drum
  
  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:

  25973-55-1

• Synonyms:

  ;2-(2-Hydroxy-3,5-dipenryl-phenyl) benzotriazole;2-(2H-benzotriazol-2-yl)-4,6-bis(1,1-dimethylpropyl)-phenol;2-(2H-hydroxy-3-5-Di-tert-Amyllphenyl)benzotriazole;UV-328;Tinuvin 328;Primesorb328;Ultraviolet absorbent UV-328;2-(2'-Hydroxy-3',5'-di-tert-Pentyl Phenyl)-Benzotriazole;BHSORB-328;2-(2'-Hydroxy-3',5-dipenryl-phenyl) benzotriazole;UV absorber-328;UV absorber UV-328;2-(2H-benzotriazol-2-yl)-4,6-bis(2-methylbutan-2-yl)phenol;Ultraviolet absorberUV-328;2-(2H-Benzotriazol-2-yl)-4,6-di-tert-amylphenol;Ultraviolet absorber UV-328;UV 328;2-(2H-Benzotriazol-2-yl)-4,6-ditertpentylphenol;

• Molecular Formula:

  C₂₂H₂₉N₃O

• Molecular Weight:

  351.4852

• Molecular Structure:

  

• 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