light stabilizer 622. This product belongs to the newest generation of polymeric Hindered Amine Lighy Stabilizer
|Light Stabilizer 622|
|Chemical Name: butanedioic acid,polymer with 4-hydroxy-2,2,6,6-tetramethyl-1-piperidineethanol |
White crystalline powder, soluble in methyl benzene, dimethyl benzene, chloroform and furan etc. insoluble in water, methanol, alcohol and hexane. Nitrogen Content:4.9% Softening Temperature:55-85 degree
Applications: This product belongs to the newest generation of polymeric Hindered Amine Lighy Stabilizer, which has excellent hot processing stability. Terrific compatibility with resin, satistying extractibility against water and extreme low volatility and migratory.This product can be applied to PE.PP. Polystyrene, ABS, polyurethane and polyamide etc, optimum effects are obtained when used with antioxidants and UV-absorbers.It is one of the light stabilizers that are sanctioned by FDA to be used in food packages. Reference dosage in PE agricultural film: 0.3-0.6%.
light stabilizer 622