This paper introduces the main types and synthesis methods of photosensitive polyimides.The new idea of synthetic route and applications of photosensitive polyimides are also included.

• 综述了光敏聚酰亚胺的分类和主要合成方法，并提出了新的合成思路，同时简要地介绍了各类光敏聚酰亚胺的性能及在高新技术中的应用。