反应详情

The block copolyester is sold by E. I. du Pont de Nemours and Company and is characterized by a melt index (2160 g./200° C.) of 6-8, a TMA S.P. of 144° C. and a DTA crystalline M.P. of 154° C. The 1,4-butanediol/PTMEG mole ratio is 5.0 and the dimethylterephthalate to total phthalate ratio is 0.78.

1. customis characterized by a melt index (2160 g./200° C.) of 6-8
2. customof 144° C.