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Company Name : Tianjin Xindafeng Import And Export Trade Co., Ltd.
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light stabilizer 622

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Related Categories:Chemical Reagents

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

Molecular formula	C15n+1H25n+4O4n+1N
Molecular Weight	>2000
CAS#	65447-77-0

Introduction: 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 degreePhysical Properties:

Appearance:	white or yellowish crystalline Powder
Softening Temperature:	70 degree min	Ash:	≤0.2%
Light Transmittance:	425nm≥95%500nm≥97% (10g/100ml methyl benzene)	Volatiles:	≤0.5%(105 degree,2hr)

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%.Package: 25kg net, carton with PE bag inside., or as required Storage: Keep away from moisture, overheat and light. It can be transported as common chemicals.

light stabilizer 622