SINOSORB®UV-531 is an excellent ultraviolet absorber for colleges and universities, which can effectively absorbs ultraviolet light at 270-340nm. It has the characteristics of light color, non-toxic, good compatibility, low migration and easy processing.
SINOSORB®UV-531 is suitable for polyethylene, polypropylene, polystyrene, AS resin, ABS resin, polycarbonate, polyvinyl chloride, polyvinylidene chloride, polyester and polyamide.
SINOSORB® UV-531
Cas No.:1843-05-6
Chemical Name:[2-Hhydroxy-4-(octyloxy)phenyl]phenylmethanone;2-HYDROXY-4-N-OCTOXYBENZOPHENONE
Synonym:Octabenzone;Eversorb 12;Benzophenone-12;BP-12;Chimassorb(R) 81;Chisorb BP-12;Cyasorb UV-531 Light Stabilizer;FENTASORB 531;K.SORB 81;Uvinul 3008;Tinuvin 531
Structure:
| Appearance | Light yellow crystalline powder or flake |
| Content | ≥99%(HPLC) |
| Melting point | 47-49℃ |
| Ash | ≤0.1% |
| Volatile | ≤0.5% |
| Transmittance | 440nm≥95%，500nm≥97% |
SINOSORB® UV-531 is suitable for polyethylene, polypropylene, polystyrene, AS resin, ABS resin, polycarbonate, polyvinyl chloride, polyvinylidene chloride, polyester and polyamide.
| Styrene | Polyethylene | Polypropylene | ABS resin | Polyvinyl chloride |
| 0.2-0.5% | 0.2-0.4% | 0.5% | 0.3-0.5% | 0.25-0.5% |
Being kept in dry, clean warehouse with well ventilation.
Avoid exposing to light and heating for prevention of oxidation.
Protecting the product from leakage, rain and insolation during transportation.
We offer a variety of options to help you find the right product for your application
Provide formulation optimization support for water-based/solvent-based systems
Full coverage of REACH, FDA, and GB standards
99.8% on-time delivery rate, 10,000-ton production capacity guarantee
