Preparation and properties of sandwich type density layered porous polyimide materials
YE Zhijian, XU Zhengrong, LI Jinbang, LI Kai, FU Jiao, CHANG Jiangjuan, SHI Chenchun, ZHOU Ningning
Journal of Materials Engineering . 2026, (4): 313 -321 .  DOI: 10.11868/j.issn.1001-4381.2024.000837