ULTROVIOLET ABSORBER UV-329
his product is white or light yellow powder. Its molecular weight is 323 while melting point is 101-106℃. It can be dissolve in solvents such as styrene,benzene ,ethyl acetate and chloroform .It can effectively absorb the ultraviolet light in band of 270-340nm. This product is a high performance and efficient anti-aging agent, is widely used in terms of PE, PVC, PP, PS, PC, PP fiber, ABS resin, epoxy resin, ethylene-vinyl acetate fibers. And can be used in plastic containers and food packaging and other packaging materials, to provide them with good light stability. Dosage: 0.1-0.5% thinner products, thick products 0.05-0.2%.
Chemical name ： 2-(2-Hydroxy-5-tert-octylphenyl)benzotriazole
FORMULA. : C20H25N3O
MOL WT. ;323.43
Storing: This product should be stored in shady, cool and ventilating place, kept from wet and heat during storage and transportation.
Packing: This product is packed in cartons with plastic lining or in compound paper bags with net weight of 25 kg. We can also pack according to our customers' requests.