综述了近年来聚酰亚胺气凝胶在隔热领域的研究进展，讨论了聚酰亚胺气凝胶的制备、传热方式及在隔热领域的应用，指出提高聚酰亚胺气凝胶力学强度、耐高温上限和降低合成成本是未来研究的重点，为聚酰亚胺气凝胶在隔热领域中的应用提供参考。

Research progress on application of polyimide aerogels in the heat insulation field in recent years is reviewed.The preparation and heat transfer mode of polyimide aerogels,and the application in thermal insulation are discussed.It is suggested that future research shall focus on improving the mechanical strength and upper heat resistance limit of polyimide aerogels,and reducing the synthesis cost.This review aims to provide reference for the application of polyimide aerogels in the thermal insulation field.

徐世玉(1997-),男,硕士生