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Chemical Name | 2-Hydroxy-4-n-octoxybenzophenone |
product name | UV absorber 531 |
CAS NO | 1843-05-6 |
Appearance | Off white powder |
Light transmittance | 90% (450nm) 95% (500nm) |
Melting point | 47-49oC |
Feature | UV Absorber 531 is a highly efficient ultraviolet absorber with low volatility, resistance to migration and easy processing properties. It has excellent synergistic effect with antioxidant and light stabilizer. |
Applications | The product is mainly used for PE, PVC, PP, PS, PC, EVA, plexiglass and other materials. It has excellent solubility and compatibility with high solid coatings formulations. The product is suitable for automotive paint, powder coatings, polyurethane, rubber products. UV-531 is especially recommended in PE, PP, PVC etc. |
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