石墨烯及其复合材料作为一种新型功能材料在能量存储领域受到广泛的关注。电化学制备技术相比于其他的制备手段具有安全、高效、绿色的优点。本文综述了电化学法制备石墨烯/纳米金属复合材料、石墨烯/金属氧化物(氢氧化物)复合材料、石墨烯/聚合物复合材料等的研究进展及其在超级电容器上的应用，以期为电化学制备石墨烯及其复合材料在超电领域的研究提供参考。

Graphene and its composites have received widespread attention in the field of energy storage as a new functional material. Compared with other preparation methods, electrochemical preparation technology has the advantages of safety, high efficiency and green. This article reviews the research progress of electrochemical methods for the preparation of graphene/nanometal composites, graphene/metal oxide (hydroxide) composites, graphene/polymer composites, and their applications in supercapacitors, in order to provide a reference for the research on electrochemical preparation of graphene and its composites in the field of superelectricity.