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Benzotriazole Based Ultraviolet Absorbers

PowerSorb™ 360

Bis[2-Hydroxy-5-t-octyl-3-(benzotriazol-2-yl)phenyl]methane.
Synonym: 2-(2H-Benzotriazol-2-yl)-4,6-ditertpentylphenol
Chemical Structure
Introduction / Features
PowerSorb™ 360 is a very low volatile ultraviolet light absorber (UVA) of the hydroxyphenyl benzotriazole class, imparting outstanding light stability to a variety of polymers.
Physical Properties
Chemical Name: Bis[2-Hydroxy-5-t-octyl-3-(benzotriazol-2-yl)phenyl]methane
CAS No.: 103597-45-1
EINECS No.: 403-800-1
Formula: C41H50N6O2
Molecular Weight: 659
Melting Point(°C): 192-198
Density[20°C, g/cm3]: 1.20
Volatile Loss(%): Max.0.3
Color of Solution 460nm(%): Min.97
Color of Solution 500nm(%): Min.98
Appearance: Pale Yellow Powder
Ash(%): Max.0.1
Min. Purity: 99%

Solubility (20°C) % w/w
Acetone: 0.05
Ethyl acetate: 0.06
Methylene chloride: 70
Toluene: 34
Water: <0.01

Applications
PowerSorb™ 360 is excellent choice for applications that require low volatility and high loadings.
PowerSorb™ 360 is excellent choice of light stabilizer for high temperature polymers like polycarbonate.
PowerSorb™ 360 can be used Acrylic resins, Polyalkylene terephthalates, Polycarbonates, modified Polyphenylene ether or sulfide compounds, Polyamides, Polyacetals, Polyolefins, styrenics, elastomers and high performance plastics.
Packings
PowerSorb™ 360 is supplied in 25kg carton box.
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