2-(2H-benzotriazol-2-yl)-p-cresol;
Synonym: 2-(2H-Benzotriazole-2-yl)-4-methylphenyl;
2- (2’-hydroxy-5’-methylphenyl) benzotriazole
PowerSorb™ 1000 is a strong absorber of UV radiation, imparting good light stability to a wide variety of polymers.it is a slightly yellowish crystalline powder.
| Synonyms | Tinuvin P, Uvinul 3033P, Omnistab P, Songsorb 1000, Cyasorb UV-5365, Lowilite 55, Hostavin 3315, Eversorb 71, Chiguard P, Sunsorb P. |
CAS Number | 2440-22-4 |
EINECS Number | 219-470-5 |
Chemical Structure |
|
Chemical Formula | C13H11N3O |
Molecular Weight | 225 |
Packing | PowerSorb™ 1000 is supplied in 25Kg Plastic Drum lined iron barrel. |
Note | All information in the leaflet is based on our present knowledge and experience. We reserve the right to make any changes according to technological progress or further developments. Performance of the product described herein should be verified by testing. We specifically disclaim any other express or implied warranty of fitness for a particular purpose or merchantability. We disclaim liability for any incidental or consequential damages. |
PowerSorb™ 1000 provides ultraviolet protection in a wide variety of polymers including styrene homoand copolymers, engineering plastics such as polyesters and acrylic resins, polyvinyl chloride, and other halogen containing polymers and copolymers (e.g. vinylidenes), acetals and cellulose esters. Elastomers, adhesives, polycarbonate blends, polyurethanes, and some cellulose esters and epoxy materials also benefit from the use of PowerSorb™ 1000.
Appearance | Slightly yellow powder |
Melting Point (°C) | 128-132 |
Flash Point (°C) | 205 |
Specific Gravity (20°C, g/cm3) | 1.38 |
Vapor Pressure (20°C, Pa) | 1.5E-4 |
Volatiles (%) | Max.0.5 |
Transmittance (500nm, %) | 5g/100ml |
Color of Solution (440nm, %) | Min.97 |
Color of Solution (500nm, %) | Min.98 |
Ash (%) | Max.0.1 |
Purity (%) | Min.99 |
Solubility [20°C] | % w/w |
Acetone | 3 |
Chloroform | 13 |
Dioctyl phthalate | 2 |
Benzene | 7 |
Butyl acetate | 3 |
Carbitol | 2 |
Ethanol | 0.3 |
Ethyl acetate | 3 |
n-Hexane | 0.8 |
MEK | 4 |
Methanol | 0.2 |
Dichloromethane | 16 |
Methyl methacrylate | 5 |
Mineral spirits | 1.5 |
Styrene | 7 |
Toluene | 6 |
Water | <0.01 |
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PowerSorb 1000 Benzotriazole UV Absorber 2440 22 4 
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