High Effective Irganox 626 For Plastic Products

We are major manufacturer and exporter of High Effective Irganox 626 For Plastic Products in Linyi, Shandong, China available with following specifications.

Specifications:
Chemical Name: Bis (2.4-di-t-butylphenyl) Pentaerythritol Diphosphite
Molecular Formula: C33H50O6P2
Molecular Weight: 604.69
CAS No.: 26741-53-7
Properties: This product soluble in organic solvents , dichloromethane, and slightly
insoluble in water. Flash point: 168a , kindling point: 421a , lower limit
concentration of dust eruption: 0.12kg/m 3 .
Appearance: White powder or grain
Melting point: 170.0 ~ 180.0a
Volatilizingi 80a ): Max. 1.0%
Acidity: Max. 1.0mg KOH/g
Content of 2,4-di-tert-butyla phenyl: Max. 1.0%
Assay: Min. 95.0%
Uses: The product is a kind of high-effective solid phosphite ester antioxidant, which is superior to other phosphite ester in the effective protection of polymersa color. It is often blended with phenolic principal antioxidant (such as SONOX 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. Reference dosage: 0.1%i 0.3%.