UV – P Tinuvin P Ultraviolet Absorbers P light stabilizer , CAS No.
2440 - 22 – 4
Quick Detail :
UV - P is a very low volatile, dimeric 2 - hydroxy benzotriazole
UV-absorber used in a varity of polymers and resin composition.
- Name: UV - P
- Chemical name: 2 - ( 2H - Benzotriazol - 2 - yl ) - p - cresol
- CAS No.: 2440 - 22 - 4
UV - P is an effective light stabilizer for variety of polymers
including styrene homo-and copolymers , engineering plastics such
as polyesters and acrylic resins , polyvinyl chloride , and other
halogen containing polymers and copolymers , acetals , elastomer
and cellulose esters . Elastomers , adhesives , polycarbonate
blends , polyurethanes , and some cellulose esters and epoxy
|Appearance||Light Yellow Crystal|
|Assay (GC)||99% min|
|Transmittance||440nm 98.0% min|
|500nm 99.0% min|
Competitive Advantage :
UV-P features a strong absorption of ultraviolet radiation in the
300-400 nm region . It also has a high degree of photostability
over long periods of light exposure .