Hindered Amine Light Stabilizer UV-622
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Product Description
Hindered Amine Light Stabilizer UV-622
(Chemical Name: Butanedioic acid,dimethyl ester,polymer with 4-hydroxy-2,2,6,6-tetramethyl-1-piperidine ethanol)
A polymerized hinderer amine light stabilizer
Features
low volatile, mobility is low, it has good compatibility with materials; In the material with pigment, the application effect is better than ultraviolet absorbent;It can also improve the thermal oxygen aging resistance of the material.
Specification of Product
Product Name : Hindered Amine Light Stabilizer UV-622
TINUVIN 622
Poly(4-hydroxy-2,2,6,6-tetramethyl-1-piperidine ethanol-alt-1,4-butanedioic acid)
CAS No.: 65447-77-0
Molecular Weight: 3100-4000
Molecular Formula: (C15H29NO6)n
Melting Range（℃）: 50-70
Product form: White or light yellow granular powder
Package: 25kg Carton
Solubility @20 ℃ ( g/100g solvent )
Acetone 8
Xylene 23
Methyl n-pentanone 14
100# solvent oil 24
Ethanol <0.5
Propanediol methyl ether acetate 11
Butyl acetate 15
Diethylene glycol butyl ehter 3
n-hexane <0.5
Water <0.01
Recommended substrate
Polyolefin
POM
PA
PU
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