SONGSTAR™ SS-4080 by Songwon is poly(3-methyl 1,5-pentanediol adipate). This polyester diol is formed through the effects of dibasic acid and glycol's esterification. It is a colorless viscous... view more

SONGSTAR™ SS-4146N by Songwon is poly(ethylene glycol 1,4-butylene neopentylene isophthalate adipate). This polyester diol is formed through the effects of dibasic acid and glycol's esterification... view more

SONGSTAR™ SS-450 by Songwon is poly(1,2-propylene adipate isophthalate). This polyester diol is formed through the effects of dibasic acid and glycol's esterification. SONGSTAR™ SS-450 is used in the... view more