离子液体在电池中的应用

Applications of Ionic Liquids in Batteries

离子液体由于具有热稳定性好、电导率高、电化学窗口宽、不挥发、不燃烧等特点,其作为新一代功能电解质材料在不同电池体系中的应用成为当前研究的热点。本文对离子液体在电池体系中的最新研究进展作了较为全面的阐述,其中着重介绍了本研究团队近年来面向锂二次电池、超级电容器和燃料电池等不同电化学体系应用研究开发的离子液体基功能电解质材料,探讨了当前存在的问题及研究的方向,并对其应用前景进行了展望。

In recent years, ionic liquids have attracted considerable interest in batteries because of their unusual properties, such as high thermal stability, high ionic conductivity, wide electrochemical window, negligible vapor pressure and nonflammability, etc. In this paper, the recent research advances of key technologies on the application of ionic liquids in batteries are reviewed, especially on the results of our research team focus on ionic liquid-based functional electrolytes for lithium secondary battery, supercapaeitor and fuel cell. Furthermore, the current problems as well as the corresponding research directions are discussed, and the possible application prospects are also proposed.