GW-622 by Zhiyi Specialty Chemicals is dimethyl succinate polymer with 4-hydroxy-2,2,6,6-tetramethyl-1-piperidine ethanol. GW-622 acts as a UV-absorber. Used for applications where low volatility and a low... view more

Zhiyi-UV-P by Zhiyi Specialty Chemicals is benzotriazole p cresol. Acts as a UV absorber. Zhiyi-UV-P provides ultraviolet protection in a wide variety of polymers including styrene homo and copolymers engineering... view more