SONGSORB® CS 622 by Songwon is a polymer of dimethyl succinate and 4-hydroxy-2,2,6,6-tetramethyl-1-piperidine ethanol. Is a polymeric hindered amine light stabilizer (HALS) of N-R type and also acts... view more

SONGSORB® CS 900 by Songwon is a 2-[2-Hydroxy-3,5-di(1,1-dimethylbenzyl)phenyl]-2H-benzotriazole. Acts as a strong absorber of ultraviolet radiation in the 300~400nm region. Has a high degree of... view more