Characteristics and application of UV absorbers UV-623: the ability to effectively absorb the UV 220-340 NM, with a light, non-toxic, good compatibility, volatilities, and easy processing characteristics. Its polymers have the greatest protective effect, and helps to reduce fading and loss of physical properties of slow yellowing and block. It is widely used for PE, PVC, PP, PS, PC, PMMA, polypropylene fiber and vinyl acetate and other aspects for phenolic resin and alkyd resin varnish types, polyester, polyurethane, acrylic, epoxy, Nitro categories and other dry products and automotive repair paint, powder coating, rubber, and other products, the effect is particularly evident. Use process no longer grind, good dispersing properties in directly into the production process, solvent or semi-finished products, scattered in 10 minutes. On paint quality and results without any side effects.

UV absorber UV-623 content: UV intensity, and generally 0.1-0.5%.

UV absorber UV-623 storage and packaging: this product is non-toxic, not inflammable, not explosions, 40 ℃ storage stability. Packed in cardboard drum lined with plastic bag, 25Kg/barrel.