Polyimide/SiO2 composite aerogels with excellent thermal and sound insulation properties prepared by confined filling method

Huilong Shao,Zhifang Fei,Xiaohua Li,Zhen Zhang,Shuang Zhao,Kunfeng Li,Zichun Yang

Materials Letters（2024）

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摘要

•A novel type of PI/SIO2 composite aerogel was prepared by a confined filling strategy.•The PI/SiO2 composite aerogels exhibit ultra-low density and super thermal insulation.•The sound insulation and mechanical properties are significantly enhanced owing to the “honeycomb-like” structure.

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关键词

Porous materials,Thermal properties,Nanocomposites,Amorphous materials

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