Antioxidant- 168

Antioxidant- 168 by Suqian Unitechem is tris-(2,4-di-t-butylphenyl)-phosphite. Acts as an antioxidant. It is a high-effective solid phosphite ester antioxidant, superior to other phosphite ester in the effective protection of polymers' color. Often blended with phenolic principal antioxidant (such as AT-10) to prepare composite antioxidant which improves the thermo-stability of polymer processing. Antioxidant- 168 is used widely in PP, PE, PC, ABS, PS, PA.