UV-329 is a superior performance and high- efficient anti-aging aid, it is soluble in benzene, styrene, dichloromethane and cyclohexane, and slightly soluble in alcohol substances, but insoluble in water; It can effectively absorb UV light between 270-380 nm ; not flammable, not explosive, non-toxic, safe and harmless.
CHEMICAL STRUCTURES：
CAS NO.：3147-75-9
Physical Properties：
Appearance: white powder
Melting point: 106-108 °C
Molecular weight: 323.43
Transmittance: 440nm≥97％；
500nm≥98％
Application：
UV-329 can be widely used in PE, PVC, PP, PS, PC, polypropylene fiber, ABS resin, epoxy resin, resin fiber and ethylene-vinyl acetate, it also can be used in plastic containers and food packaging boxes to provide them with good light stability effect, almost no absorption of visible light, especially suitable for colorless transparent and light color products.