Blends of poly (phthalazinone ether sulfone ketone) (PPESK) and polytetrafluoroethylene (PTFE) were prepared via solution mixing, which was subjected to friction testing on a wear tester.

• 采用溶液共混法制备了不同质量比的新型含二氮杂萘酮结构聚芳醚砜酮(PPESK)与聚四氟乙烯(PTFE)共混物。