A polyimide comprises structural units represented by the following formula:
wherein Ar is a group consisting of 10-90 mole % of a first specific structural sub-unit and 90-10 mole % of a second particular structural sub-unit. A process for the production of the polyimide and a thermosetting resin composition comprising the polyimide and a particular polymaleimide are also disclosed.
聚
酰亚胺包括下式所代表的结构单元:
其中 Ar 是由 10-90 摩尔%的第一种特定结构亚单元和 90-10 摩尔%的第二种特定结构亚单元组成的组。本发明还公开了聚
酰亚胺的生产工艺以及包含聚
酰亚胺和特定聚马来
酰亚胺的热固性
树脂组合物。