电化学剥离石墨烯复合材料制备及应用研究进展

Review on electrochemical exfoliation of graphene based materials:From preparation to application

石墨烯因为其优异的物理化学特性,引起了广泛的应用研究热潮。石墨烯的产业化应用离不开制备工艺的发展,由于应用场景的不断完善,对规模化石墨烯制备工艺的要求进一步提高,传统的石墨烯制备方法已经难以满足许多应用需求。因此,绿色、规模化、高质量的石墨烯制备技术开发显得十分重要。电化学法是一种在电解液中利用电场辅助剥离石墨烯的方法,电化学法剥离石墨烯具备快速、绿色、扩展性强、容易规模化制备等特点,是一种极具发展潜力的制备技术。综述了基于电化学法剥离石墨烯制备工艺的最新研究,阐述了电化学剥离石墨烯的机制以及影响电化学石墨烯产物的各种因素,最后总结了其在包括能源、催化、军用吸波材料以及其他复合材料领域的应用进展。

Graphene is now attracting extensive attention because of its excellent physical and chemical properties.The industri⁃al application of graphene largely depends on its preparation method.Due to the continuous improvement of application scenarios,the requirements for large⁃scale graphene preparation process are further improved,and the traditional method is difficult to satisfy.Therefore,the development of green,large⁃scale and high⁃quality graphene preparation method is essential.Electrochemical exfoliat⁃ion of graphene,a method for exfoliating graphene by electric field in electrolyte,is a promising preparation technology with the char⁃acteristics of fast,green and better expansibility.The latest research progress on the electrochemical exfoliation of graphene was re⁃viewed.The mechanism of electrochemical process and the factors affecting the final graphene products were discussed.Finally,the application progress in the fields of energy,catalysis,microwave absorption materials and other graphene based materials were pro⁃posed.