锂离子电容器用炭气凝胶的研究进展

Research progress in carbon aerogel for Li-ion capacitor

综述炭气凝胶的制备方法、改性方法、表面与内部结构的影响因素及电化学应用等方面的研究进展。在合成过程中,为制备高比表面积、高孔隙率、高电导率且可控孔结构的炭气凝胶材料,需通过筛选原料、改进干燥方式和简化工艺流程等,对制备方法进行改进;通过调控反应物浓度、反应条件、催化剂种类和催化剂浓度等制备变量,对合成工艺进行优化;通过掺杂和活化的方式,进行改性处理。

The research progress in carbon aerogel was reviewed,in which the preparation methods,modification methods,influencing factors of surface and internal structure,as well as electrochemical applications were included.In the process of synthesis,in order to prepare carbon aerogel materials with high specific surface aera,high porosity,high conductivity and controllable pore structure,the preparation method was improved by selecting raw materials,improving drying method and simplifying technological process.The synthesis process was optimized by adjusting the concentration of reactants,reaction conditions,catalyst types,catalyst concentration and other preparation variables.It was modified by means of doping and activation.