APP-II by Hangzhou Hi-Tech Fine Chemical is ammonium polyphosphate. Acts as an intumescent flame retardant. Is a toxic and has high phosphorus content, polymerized degree above 1000, high thermal stability and low... view more

Phosphite (2,4-di-tert-butylphenyl) ester. Acts as an antioxidant. Is non-toxic white crystalline powder. Has low volatility and high thermal stability. Can effectively decompose high polymer during... view more

2-(2'-hydroxy-3'-tert-butyl-5'-methyl-phenyl)-5-chloro benzotriazole. Acts as a UV absorber. Effectively absorb UV of 270-380 nm wavelength. Almost no absorption of visible light, particularly... view more

2,2'-(vinylenedi-p-phenylene)-bisbenzoxazole. Acts as a fluorescence whitening agent. Has good thermal endurance and particularly suitable for high melting point resin such as polyester. Widely... view more

OBSH by Hangzhou Hi-Tech Fine Chemical is P,P'-oxybis benzene sulfonyl hydrazide, which acts as a foaming agent. It is used for manufacturing wire and cable with its good insulatibity. It is odorless and has a... view more

p-toluenesulfonyl semicarbazide. Acts as a foaming agent. Can work with inorganic thermal-adsorbing foaming agent to produce all kinds of white foaming agents with different decompose temperature... view more

2'-hydroxy-4'-n-octyloxybenzophenone. Acts as an antioxidant with good performance, capable of absorbing the UV radiation of 240-340 nm wavelength. Is widely applied to PE, PVC, PP, PS, PC, ABS... view more

UV-5411 by Hangzhou Hi-Tech Fine Chemical acts as high-efficient light stabilizer. Has good synergy to improve products weatherability and thermal stability while combinated with antioxidant and hindered amines light... view more