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Antioxidant 168

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  Post Date: Nov 21,2024
  Expiry Date: May 20,2025
  Detailed Description: Cas No. :31570-04-4

CAS No. [31570-04-4]
Chemical name: Tris-(2.4-di-t-butylphenyl)- phosphite
Molecular formula: C42H63O3P
Molecular weight: 646.94
Specification:
Appearance: white crystalline powder
Melting point: 182 186.5癈
Acidity, mg KOH/g: 0.3% max.
Volatiles: 0.5% max.
Free 2,4-di-tert.-butyl-phenol: 0.2% max.
Transmittance:
425 nm: 97% min.
500 nm: 98% min.
Assay: 99% min.
Solubility: clear solution
Packing: 25 kg carton
Usage:
The product is a kind of high-effective solid phosphite ester antioxidant, which is superior to other phosphite ester in the effective protection of polymers color. It is often blended with phenolic principal antioxidant (such as Antioxidant 1010) to prepare composite antioxidant which improves the thermo-stability of polymer processing, thus making it widely applied in PE, PP, PS, PA, PC, ABS and many other polymer materials.

  CAS Registry Number:

31570-04-4
  Synonyms: ;Tris(2,4-di-tert-butylphenyl) Phosphite;Antioxidant 168;IRGAFOS 168;Antioxidant JX-168;
  Molecular Formula: C14H21O3P
  Molecular Weight: 268.2896
  Molecular Structure: 31570-04-4 Tris(2,4-di-t-butylphenyl)phosphite

  Company: STAR CHEMICALS AND CATALYSTS CO,.LTD.     [ China ]          
  Contact:
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  Email: info@star-chemicals.com
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