Product Description
Chemical name : 2-(2'-Hydroxy-5'-methylphenyl)benzotriazole
Introduction : UV-P is a benzotriazole type ultraviolet light absorber (UVA), imparting good light stability for plastics and other organic polymers. UV-P protects polymers as well as organic pigments from UV radiation helping to preserve the original appearance and physical integrity of engineered plastics, elastomers, PVC, adhesives, and polyurethanes during outdoor weathering.
Empirical Formula : C13H11N30
CAS NO : 2440-22-4
Physical Properties
Molecular Weight : 225.3
Appearance : slight yellow powder
Melting Range : 128-132 °C
Flashpoint : 205 °C
Specific Gravity(20 °C ) : 1.38g/cm3
Transmissirity:
440nm≥ 98 %
500nm≥ 99%
Applications
1. Unsaturated Polyester : 0.2-0.5wt% based on polymer weight
2.PVC:
Rigid PVC : 0.2-0.5wt% based on polymer weight
Plasticized PVC : 0.1-0.3wt% based on polymer weight
3.Polyurethane : 0.2-1.0wt% based on polymer weight
4.Polyamide : 0.2-0.5wt% based on polymer weight
Packing: 25kg paper drum or carton
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