초록

Disclosed are blends of polyesters of terephthalic acid, trans-4,4′-stilbenedicarboxylic acid, and bisphenol A polycarbonate. The polymers are compatible, and blends prepared from these polymers have excellent impact strength and are useful as molding plastics, fibers, and films.

대표청구항 ▼

Composition of matter comprising (a) about 5-95% by weight of a polyester comprising repeating units from about 30 to about 95 mol % terephthalic acid, repeating units from about 5 to about 70 mol % trans-4,4′-stilbenedicarboxylic acid and repeating units from at least 60 mol % 1,4-cyclohexanedimeth

Composition of matter comprising (a) about 5-95% by weight of a polyester comprising repeating units from about 30 to about 95 mol % terephthalic acid, repeating units from about 5 to about 70 mol % trans-4,4′-stilbenedicarboxylic acid and repeating units from at least 60 mol % 1,4-cyclohexanedimethanol, said polyester having an inherent viscosity of 0.3 or more determined at 25°C. in 60/40 (wt/wt) phenol/tetrachloroethane at a concentration of 0.5 g/100 mL and (b) about 95-5% by weight of a polycarbonate of 4,4′-isopropylidenediphenol with an inherent viscosity of at least 0.3.