UV-326
is an UV absorber of the hydroxyphenyl benzotriazole class which is use for the protection of plastic materials and coating form the degradation through UV light. It is especally suited for polyolefins, cold cured polyesters, wood lacqers, UV protection of polyester resins.
UV-326 as a highly efficient UV-absorber.
Has good compatibility in a variety of polymers and good thermal stability.
Chemical and Physical Properties
Product Type : Light Stabilizers / UV Absorbers > Benzotriazoles
Chemical Composition
2-(3′-t-Butyl-2′-hydroxy-5′-methylphenyl)-5-chloro-benzotriazole
CAS Number : 3896-11-5
Physical Form : Powder
Molecular weight: 316
Assay : > 99 %
Melting point : 138 – 141 °C
Loss on drying : < 0.5 %
Ash : < 0.1 %
Food contact approval: Yes
Application
• PE
• PP
• PVC > PVC, rigid
• PVC > PVC, flexible
