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1. UV326

Chemical name: 2'-(2'-Hydroxy-3'-tert-buty-5'-methyl-phenyl)-5-chlorobenzotriazole
Molecular formula:C17H18N3OCL
Properties:
UV-326 is a important ultraviolet absorber of bonzotriazole series, which is stable, nontoxic, higher absorbency ...

2. light stabilizer 622

Chemical Name Butanedioic acid, dimethylester, polymer with 4-hydroxy -2,2,6,6-tetramethyl-1-piperidine ethanol.

CAS Number 65447-77-0

Structure YS 622

Molecular Weight Mn = 3100 - 4000

Applic ...

3. light stabilizer 770

Chemical Name Bis (2,2,6,6-tetramethyl-4-piperidyl) sebaceate

CAS Number 52829-07-9

Structure YS 770

Molecular Weight 480.74

Applications YS 770 is recommended ...