www.polymateadditives.com
Polymate Additives Co. |Limited
Add: 206Shi, 101Dong, Huaqiaocheng
Pukou, Nanjing, China, 210031
Tel: +86 (0)25 570 11575
Fax: +86 (0)25 570 16494
Email: polymateadditives@gmail.com
Web: www.PolymateAdditives.com
 
Products
   
.
Antioxidants
  Phenolic Antioxidants
Plaox-1010, Plaox-1076, Plaox-1098
Plaox-1024, Plaox-3114
Organophosphite Antioxidants
  Plaox-168, Plaox-626
  Amine Antioxidants
  Plaox-BODPA, Plaox-DNDPA
Plaox-DODPA, Plaox-DCDPA
  Thioester Antioxidants
  Plaox-DLTDP, Plaox-DSTDP
  Blended Antioxidants
  Plaox-B215, Plaox-B225
   
  Heat stabilizers
Organophosphites
  Pherst-TPP, Pherst-ODPP
   
.
Light stabilizers
HALS (hindered amine light stabilizers)
  Palst-770, Palst-622, Palst-944
Palst-783, Palst-791
Palst-3346
, Palst-3529
  UVA (Ultraviolet absorbents)
 

Pamsorb-531, Pamsorb-P
Pamsorb-234, Pamsorb-326
Pamsorb-327, Pamsorb-328
Pamsorb-1164, Pamsorb-1577

   
.
Flame retardants
Brominated Flame retardants
 

Plamtar-TBBA, Plamtar-BDDP
Plamtar-TBSBPE
Plamtar-DBDPE, Plamtar-BTBPOE
Plamtar-BTBPIE
Plamtar-HBCD, Plamtar-TTBPC
Plamtar-TBC

  Halogen free Flame retardants
  Plamtar-RDP, Plamtar-BDP
Plamtar-DOPO, Plamtar-DOPO-HQ
   
 
 
About us | Products | Service | Contact us   
   
 
Light stabilizers  
    Ultraviolet absorbents    
    Pamsorb-531 | Pamsorb-P
Pamsorb-234
|
Pamsorb-326 | Pamsorb-327 | Pamsorb-328
Pamsorb-1164 | Pamsorb-1577
   
    __________________________________________________________________________    
    Ultraviolet absorbent Pamsorb-327    
   

Chemical name: 2-(2'-Hydroxy-3',5'-di-tert-butylphenyl)-5-chlorobenzortriazole
Equivalent: Tinuvin 327 ( Ciba SC ) /Lowilite 27 (Chemtura)/ Uvinul-3027 (BASF)
Molecular formula: C20H24N3OCl
Molecular weight: 357.9
CAS No.: 3864-99-1
Structural formula:

 
Physical properties

Appearance: Slightly yellow powders
Melting range: 154 ~ 158 ˇăC

Flash point: 234 ˇăC
Specific gravity (g/cm3), @20 ˇăC:1.2~ 1.3

Solubility (g/ 100g solvent), @20 ˇăC

Water: Insoluble
Methanol: 0.1
Benzene: 16.1

Acetone: 1.4
Cyclohexane: 6.8
Ethanol: 0.1

   

Specifications

Appearance: Slightly yellow powders
Assay: 99.0% min
Melting point: 151.0 ˇăC
Ash: 0.1% max

Volatile: 0.5% max
Transmittance (440nm): 97.0% min
Transmittance (500nm): 98.0% min

   
Applications

Pamsorb-327 strongly absorb ultra-violet ray of 300 ~ 400nm, It has a nice stability, low volatility, and good solubility for polymer.

   

Packing

25kg/bag

 
__________________________________________________________________________
HALS (hindered amine light stablizers)
Palst-770 | Palst-622 | Palst-944 | Palst-783 | Palst-791 | Palst-3346 | Palst-3529
 
   
         
     
   
   

Copyright 1996 ~2009 by Polymate Additives Co., Limited All rights reserved