UV ABSORBER UV 329 CAS NO.3147-75-9

• Post Date:

  Jul 07,2022

• Expiry Date:

  Jul 07,2023

• Detailed Description:

  Cas No. :3147-75-9 Quantity: 50Metric Tons
  Price:Negotiable USD Kilograms
  Payment Method: T/T,L/C,D/P
  Chemical name: 2- (2'-Hydroxy-5'-tert-octylphenyl)benzotriazole
  CAS No.：3147-75-9
  Molecular formular：C20H25N3O
  Molecular weight：323
  Molecular structure
  
  
  
  
  Specification
  Appearance: White powder
  Melting point，℃：103-105
  Assay (HPLC), %: ≥99
  Ash, %: ≤0.1
  Loss on drying, %: ≤0.3
  Transmittance 450nm≥98%
  500nm≥99%
  
  Solubility (20℃, g/100ml solvent)
  Acetone:9 Benzene:32 Chloroform:37 Ethyl acetate:15 n-Hexane:6
  Methanol:0.6 Methylene chloride:38 Water＜0.01
  
  Application
  UV ABSORBER HOSORB-329 is excellent benzotriazole ultraviolet absorbent with effective absorption of ultraviolet radiation in 270-380 nm region. It is suitable for polyester, rigid PVC, PS, PMMA, PC, ABS resin etc. It is particularly suitable for the protection of polycarbonates. In transparent products and high temperature processing of engineering plastics, its effect is excellent. It can also be used for polyolefin.
  
  
  Packing
  25kg/fiber drum; 25kg/carton, or as per customer’s request.
  
  
  Storage
  Containers should be kept tightly closed when not in use. Store it in a dry, cool, well-ventilated shady place.
  
  
  Recommended Dosage
  Unsaturated Polyester : 0.2-0.5%
  Rigid PVC : 0.2-0.5%
  Plasticized PVC : 0.1-0.3%
  Polyurethane : 0.2-1.0%
  Polyamide : 0.2-0.5%

• CAS Registry Number:

  3147-75-9

• Synonyms:

  ;Octrizole;2-benzotriazol-2-yl-4-(1,1,3,3-tetramethylbutyl)phenol;2-(2-Hydroxy-5-tert-octylphenyl)benzotriazole;UV-329;2-(2'-Hydroxy-5'-(1,1,3,3-tetramethylbutyl)phenyl)benzotriazole;Cyasorb 5411;Tinuvin 5411;Primesorb5411;2-(2'-Hydroxy-5'-tert-Octyl Phenyl)-Benzotriazole;BHSORB-329;2-(2'-hydroxy-5-tert-octylphenyl) benzotriazole;2-(2'-HYDROXY-5'-TERT-OCTYLLPHENYL)Benzotriazole;2-(2'-HYDROXY-5'-TERT-OCTYL PHENYL) Benzotriazole;LABOTEST-BB LT00053579;EUSORB 323;TINUVIN 329;UV absorber-329;2-(2H-benzotriazol-2-yl)-4-(2,4,4-trimethylpentan-2-yl)phenol;Ultraviolet absorberUV-329;2-(2H-Benzotriazol-2-yl)-4-tert-octylphenol;Ultraviolet absorbent UV-329;UV 329;UV-5411;

• Molecular Formula:

  C₂₀H₂₅N₃O

• Molecular Weight:

  323.432

• Molecular Structure:

  

• Hazard Symbols:

   Xi:Irritant;
  

• Risk Codes:

  R36/37/38:;
  

• Safety Description:

  S26:;
  S37/39:;
  

• Company:

  Guangzhou Chengshuai New Material Co.,Ltd.     [ China ]        

• Contact:

  David

• Tel:

  862034708468

• Fax:

• Email:

  info@hhochem.com