静电纺丝技术在导热复合材料领域的研究进展

Progress of Electrostatic Spinning Technology in Field of Thermally Conductive Composites

静电纺丝技术可在导热复合材料成型过程直接构筑取向结构,提高复合材料的热传导能力。文章分析了静电纺丝技术在导热复合材料制备方面的研究现状,介绍了不同类型高导热复合材料的制备方法,包括石墨烯型、碳纳米纤维型、碳纳米管型和氮化硼型等,概述了不同类型导热复合材料的导热性能。指出静电纺丝技术可以实现导热填料特定的取向排列,也可以改善填料的分散度,从而增加复合材料的导热系数,提升复合材料的导热性能。

Electrostatic spinning technology can directly construct oriented structures in the molding process of thermal conductive composites,thereby improving the thermal conductivity of the composites.The research status of electrostatic spinning technology in the preparation of thermal conductive composites is analyzed.The preparation methods of different types of highly thermally conductive composites are introduced,including graphene type,carbon nanofiber type,carbon nanotube type,and boron nitride type,etc.The thermal conductivity of different types of thermally conductive composites is summarized.It is pointed out that electrostatic spinning technology can achieve the specific orientation arrangement of thermally conductive fillers and can also improve the dispersion of fillers,thereby increasing the thermal conductivity of composites and improving the thermal conductivity of composites.