过渡金属碳化物/聚苯胺复合材料的制备及其电化学性能研究  

Preparation and electrochemical properties of transition metal carbide/polyaniline composites

作　　者：姚剑波 雒和明[1] 李希言 张建强[1] Yao Jianbo;Luo Heming;Li Xiyan;Zhang Jianqiang(College of Petrochemical Technology,Lanzhou University of Technology,Lanzhou 730050)

机构地区：[1]兰州理工大学石油化工学院,兰州730050

出　　处：《化工新型材料》2025年第3期96-100,106,共6页New Chemical Materials

基　　金：国家自然科学基金(21364004和21664009);甘肃省高等学校基本科研业务费资助项目(056002)。

摘　　要：过渡金属碳化物(Ti_(3)C_(2)T_(x)-MXene)具有的二维层状结构优势和电化学性能优势使其在超级电容器电极材料领域展现出应用潜力。通过原位聚合法,利用Ti_(3)C_(2)T_(x)-MXene和导电聚合物的协同效应,将Ti_(3)C_(2)T_(x)-MXene与聚苯胺(PANI)复合制备具有高性能的超级电容器电极材料,将其组装成超级电容器探究实际应用潜能。结果表明:复合材料在1mol/L H_(2)SO_(4)电解液中有着极佳的电化学性能,在电流密度为1A/g时比电容达398.625F/g,对称超级电容器在500W/kg的功率密度下,具有7.76Wh/kg的能量密度,有很好的实际储能应用前景。Transition metal carbide(Ti_(3)C_(2)T_(x)-MXene) has the advantages of two-dimensional layered structure and excellent electrochemistry,which makes it show the application potential in the field of supercapacitor electrode materials.In this paper,by in situ polymerization method,Ti_(3)C_(2)T_(x)-MXene and polyaniline(PANI) were combined to prepare high performance supercapacitor electrode materials by using the synergic effect of Ti_(3)C_(2)T_(x)-MXene and conductive polymer.The material was then assembled into a supercapacitor to explore its practical application potential.The results showed that the composite had excellent electrochemical performance in 1mol/L H_(2)SO_(4) electrolyte,and the specific capacitance reached 398.625F/g when the current density was 1A/g.The symmetric supercapacitor had an energy density of 7.76Wh/kg at a power density of 500W/kg,which was promising for practical energy storage applications.

关 键 词：过渡金属碳化物 导电聚合物 复合材料 超级电容器 电化学性能 

分 类 号：TM911[电气工程—电力电子与电力传动]