The formation process of PII was followed by FT-IR.The thermal isomerization of PII was determined by DSC and FT-IR.The solubility, thermal stability and film properties of products were characteri...

• 对聚异酰亚胺(PII)的制备过程用红外进行了跟踪,并对聚异酰亚胺的热异构化、聚异酰亚胺衍生物的合成和产物的溶解性、热性能及膜性能进行了表征。