'POLY(TRIMETHYLENE ARYLATE)/POLYSTYRENE COMPOSITION AND PROCESS FOR PREPARING

摘要

A composition of poly(trimethylene arylate), especially poly(trimethylene terephthalate), and polystyrene that is useful in the production of shaped articles such as fibers, films, and molded structures. The invention is useful as a masterbatch, also known as a concentrate, composition for combining with a PTT diluent in the economical production of fiber spinning compositions.