2-hydroxy-4-(octyloxy)benzophenone 1843-05-6 manufacturer /Light stabilizer/Good light stability
UV- absorbent UV-531 is 2- hydroxy-4 - positive octyl diphenylketone. CAS RN: 1843-05-6.
The appearance is a light yellow crystalline powder. Insoluble in water, soluble in acetone, benzene, ethanol.
This product is used as the light stabilizer of polyethylene, polypropylene, polyvinyl chloride, polyurethane rubber and other synthetic materials. But for dry phenolic and alcoholic acid varnish, polyurethane, acrylic acid, epoxy and other air drying products and car repair paint, powder coating, rubber products, such as providing them with good light stability results. The dosage of 0.1 0.5%.
Avoid sun, high light, moisture, and avoid light stabilizers containing sulfur or halogen elements. It is necessary to store and store under the condition of seal drying.
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