UV absorber 531
UV-531 is a high-performance, efficient anti-aging agent that absorbs ultraviolet light at 240-340 nanometers. It is characterized by its light color, non-toxicity, good compatibility, low migration, and ease of processing. It provides maximum protection for polymers, helps reduce discoloration, delays yellowing, and inhibits the loss of physical properties.
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UV absorber 531
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UV-531 is a high-performance, efficient anti-aging agent that absorbs ultraviolet light at 240-340 nanometers. It is characterized by its light color, non-toxicity, good compatibility, low migration, and ease of processing. It provides maximum protection for polymers, helps reduce discoloration, delays yellowing, and inhibits the loss of physical properties.
UV Absorber 531
Chemical Name : 2-Hydroxy-4-n-octyloxybenzophenone
| Molecular Formula |
C21H26O3
|
| Molecular Weight |
326
|
| CAS No. |
1843-05-6
|
Product Introduction : UV absorber UV-531 is a high-performance, highly effective anti-aging agent that absorbs ultraviolet light of 240-340 nanometers. It is characterized by light color, non-toxicity, good compatibility, low migration, and easy processing. It provides maximum protection for polymers, helps reduce color, delays yellowing, and inhibits the loss of physical properties.
Physical Properties :
| Appearance : | Light yellow powder | Content : |
≥99%
|
| Melting Point : | 47-49℃ | Ash: |
≤0.1%
|
| Transmittance : | 460nm≥97% 500nm≥98% | Drying loss: |
≤0.5%
|
Applications : It is widely used in PE, PVC, PP, PS, PC, plexiglass, polypropylene fiber, and vinyl acetate, etc. It also provides good light stability for phenolic and alkyd varnishes, polyurethane, acrylic, epoxy, and other air-drying products, as well as automotive refinishing paints, powder coatings, and rubber products. Dosage: 0.1-0.5%.
Packaging : Paperboard drum with plastic bag liner, 20KG/drum.
Storage : Keep away from rain, moisture, and sunlight.
Shelf Life : 2 years
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