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Ultraviolet Absorbent UV-P

  • CAS No.: 2440-22-4;2240-22-4
  • Purity: 99%min
  • Min quantity: 100 Metric Tons
  • Weight: 225.24594
  • Place of Orign: Hangzhou ,Zhejiang,China
Ms.Keira Tang

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Item specifics

  • Product Name.:Ultraviolet Absorbent UV-P
  • CAS No: 2440-22-4;2240-22-4
  • Weight: 225.24594
  • Formula: C13H11N3O
  • Melting Point: 128-132℃
  • Boiling Point: 402.2°C at 760 mmHg
  • Density: 1.38

Details

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

Ultraviolet Absorbent UV-P

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