Thermoplastic compositions containing polybenzoxazole; polybenzothiazole and polybenzimidazole moieties and process for making shaped articles therefrom.

摘要

The present invention encompasses coagulated non-phase-separated thermoplastic block copolymers containing rigid rod PBZ blocks and thermoplastic PBZ blocks; dopes and compositions containing those block copolymers; a process for making shaped articles from said thermoplastic block copolymers containing rigid rod PBZ blocks and thermoplastic PBZ blocks; and shaped articles made by that process.