POLYPHENYLEN-POLY(ARYLETHERSULFON)-BLENDS, GEGENSTÄNDE UND VERFAHREN

摘要

An ammunition article is provided which comprises a casing and a cap wherein the casing is formed from a polymeric material that has a room temperature notched Izod impact value greater than about 10 ft lbs/in and then has a ratio of notched Izod impact value at room temperature to notch Izod impact value at about−40° C. of less than about 4.