The crystallite size,crystallinity( X c) and chemical properties of the poly(cyanoarylether) (PCE) at various temperatures were studied by using wide angle X|ray diffraction(WAXD) and DSC.

• 利用广角X射线衍射 (WAXD)方法和示差扫描量热法 (DSC)研究了不同热处理温度 (Th)下聚芳醚腈(PCE)的微晶尺寸、结晶度及热性能的变化 .