UV 531

price: Negotiable
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Delivery term: The date of payment from buyers deliver within days
seat: Beijing
Validity to: Long-term effective
Last update: 2017-12-24 14:43
Browse the number: 78
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Chemical name: UV Absorber HOB, Benzophenone, 2-hydroxy-4-(octyloxy)-; Octabenzone; 2-Hydroxy-4-n-octyloxybenzophenone; Benzophenone-12 CAS No.:1843-05-6

Appearance: faint yellow needle crystalline powder

Content:≥99%

Melting Point: 47 -49ºC

Ash Content: <0.1%

Light Transmittance: 450nm>90% 500nm>95%

Solubility( 25ºC (g/ 100g solvent)) : acetone:74 ;benzene:72 ;methanol:2 ;thanol(95%):2.6;(g/ 100g solvent) normal heptane:40 ;n-hexane:40.1;

Use: Ultraviolet Absorbent UV-531 is a kind of high-effective anti-aging auxiliary with remarkable performance, can absorb 240-340 nanometers of ultraviolet rays. It has good characteristics, such as light color, nonpoisonous, good compatibility, slight transport property, easy processing and so on. I has the greatest protective action on the polymer, contributes to reducing the color and luster, it can suspend the yellowing and block physics performance loss at the same time. It is widely used in PE , PVC , PP , PS , PC ,organic glass, polypropylene fibre and ethylene vinyl acetate,etc. And it provides good light stability effect to the sorts of dry phenolic aldehyde and alkyd varnish, polyurethane, acrylic acid, epoxy and other air drying products and automobile rebuilt paint, powder coating, polyurethane, rubber products ,etc. Dosage: 0.1%-0.5%

Packing: Ultraviolet Absorbent UV-531 is good to be nonpoisonous, nonflammable, non-explosive, incorrosive and has good storing stability. Paper-plate can with plastic bag inside, net weight 20kg /can; or can design according to customer demand.

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