2-(2H-Benzotriazol-2-yl)-6-dodecyl-4-methyl phenol, linear and branched
PowerSorb™ 571 is a low volatility liquid ultraviolet light absorber of the hydroxy phenyl benzotriazole class. It has very good solubility in many solvents, monomers, and intermediates, and hence can be incorporated in the process of polymerization.
| Synonyms | Tinuvin 571, Tinuvin 171. |
CAS Number | 125304-04-3 |
EINECS Number | 603-051-2 |
Chemical Structure |
|
Chemical Formula | C25H35N3O |
Molecular Weight | 395 |
Packing | PowerSorb™ 571 is supplied in 30Kg Plastic Drum. |
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™ 571 can be applied in thermoplastic PUR, coating and integral foams, rigid and plasticized PVC, PVB, PMMA, PVDC, EVOH, EVA, hot cured unsaturated polyesters and spin finishes for PA, PET, PUR, and PP fibers.
PowerSorb™ 571 is also suitable for latices, waxes, adhesives, styrene homo- and co-polymers, elastomers and polyolefins.
PowerSorb™ 571 is highly soluble in many solvents, monomers, or intermedi-ates and easily emulsifiable in water-based adhesives. It can be considered for use during polymerization as well as for typical applications on PVC sheets.
Appearance | Yellow liquid |
Specific Gravity [20°C] | 1.02 |
Melting Point (°C) | -56 |
Vapor Pressure (25°C, Pa) | 1.2E-5 |
Volatile Loss (%) | Max.0.5 |
Clarity of Solution | Clear Solution |
Color of Solution (450nm, %) | Min.95 |
Color of Solution (500nm, %) | Min.97 |
Assay (%) | Min.98 |
Solubility [20°C] | % w/w |
Acetone | >50 |
Ethanol | 12 |
n-Hexane | >50 |
Methanol | 1 |
Methylene chloride | >50 |
Toluene | >50 |
Water | <0.01 |
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PowerSorb 571 Benzotriazole UV Absorber 125304 04 3 
