纳米纤维隔热材料在航空航天领域的应用进展

Progress of Nanofibrous Materials for Thermal Insulation Applied in Aerospace

轻质、高效、耐候性良好的隔热材料是保障航空航天用飞行器内部电子电气设备等正常工作的关键材料之一。纳米纤维材料具有孔径小、孔隙率高等优点,是一种理想的轻质高效隔热材料。文章综述了当前二维纳米纤维膜、三维纳米纤维气凝胶隔热材料的最新研究进展,详细介绍了这些材料的组成、结构及隔热性能,旨在为高性能隔热材料的制备提供新的思路。

Thermal insulation materials with lightweight,high efficiency and weatherability is of great importance for protecting devices in aircraft.Nanofibrous materials with small pore size and high porosity is one of the ideal choices for preparing lightweight and high efficiency thermal insulation materials.The paper summarized the progress of 2D nanofibrous membranes and 3D nanofibrous aerogels in the field of thermal insulation,especially on its composition,structure,and thermal insulation performance,which would provide some new insights into the fabrication of high performance thermal insulation materials for aerospace.