uv absorber YCUV 234

• Post Date:

  Feb 23,2017

• Expiry Date:

  Feb 23,2018

• Detailed Description:

  Cas No. :70321-86-7 Chemical Name: 2-[2'-hydroxy-3',5'-bis(.-dimethyl benzyl)-phenyl]benzotriazole
  Other name:
  
  2-(2-Hydroxy-3,5-di-a-cumylphenyl)-2H-benzotriazole;
  2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol;
  2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-l-phenylethyl)phenol;
  2-(2H-Benzotriazol-2-yl)-4,6-bis(a,a-dimethylbenzyl)phenol;
  2-(3',5'-Bis(a,a-dimethylbenzyl)-2'-hydroxyphenyl)benzotriazole;
  2-[2-Hydroxy-3,5-bis(a,a-dimethylbenzyl)phenyl]-2H-benzotriazole;
  2-[2-Hydroxy-3,5-bis(a,a-dimethylbenzyl)phenyl]benzotriazole;
  2-[2-Hydroxy-3,5-di(1,1-dimethylbenzyl)phenyl]-2H-benzotriazole;
  2-[2-Hydroxy-3,5-di(a,a-dimethylbenzyl)phenyl]-2H-benzotriazole;
  2-[2'-Hydroxy-3',5'-bis(a,a-dimethylbenzyl)phenyl]benzotriazole;
  2-[3',5'-Bis(1-methyl-1-phenylethyl)-2'-hydroxyphenyl]benzotriazole;
  Benzotriazole BT;
  Eversorb 234;
  Eversorb 76;
  Lowilite 234;
  T 234;
  Tinuvin 234;
  Tinuvin 234D;
  Tinuvin 900;
  UV 234;
  UV 234 (antioxidant);
  Uvinul 3034
  
  
  Specification:
  Properties Specifications:
  APPEARANCE Slightly yellowish powder
  CONTENT 99%min
  MELTING POINT 137-141°C
  ASH 0.1%max
  TRANSMITTANCE 450um /500um 97%min/98%min
  Properties: insoluble in water. Solve in toluene, MC, It is High M.W. UV absorber, It can absorb UV 300-400nm
  
  Application: UV-234 is appropriate for Makrolon. In addition, it has protection effect on PBT, PET, PA, polyacetal and crylic acid.Particulary recommended for use in automotive coatings, coil coatings and powder coatings.
  Package and Storage: 25kg or 50kg per drum, also can be packed by the customers requirements.
  
  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:

  70321-86-7

• Synonyms:

  ;UV-234;2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1-phenylethyl)phenol;2-(2H-Benzotriazol-2-yl)-4,6-bis(1-methyl-1 phenylethyl)phenol;UV absorber-234;2-(2H-benzotriazol-2-yl)-4,6-bis(2-phenylpropan-2-yl)phenol;3,3'-(3,3'-dimethoxybiphenyl-4,4'-diyl)bis(2,5-diphenyl-2H-tetrazol-3-ium) dichloride - 1H-benzotriazole (1:1);UV Abosorber 234;UV 234;Hydroxy-Bis(Dimethyl-benzyl)-Phenyl-Benzotriazole;

• Molecular Formula:

  C₄₆H₃₇Cl₂N₁₁O₂

• Molecular Weight:

  846.7645

• 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