多孔离子传导电池隔膜研究进展

Research progress of porous ion conductive membranes in batteries

具有高离子选择性和高电导率的离子传导膜对于以新能源为主体的新型电力系统(如液流电池、燃料电池、锂电池等)至关重要。近年来,研究者们提出了构建多孔离子传导膜以应对传统隔膜普遍存在的离子选择性和电导率之间的权衡效应。本综述从无机多孔离子传导膜、有机多孔离子传导膜以及多孔离子传导复合膜三个方面简要概述了近年来多孔离子传导膜作为电池隔膜的最新研究进展,总结了多孔离子传导膜在液流电池、燃料电池、锂电池等新能源电池中的前沿性工作,并指出未来多孔离子传导电池隔膜的研究将重点关注多孔膜结构的调控、高性能多孔膜材料的开发以及多孔膜在新型电池中的应用。

Membrane with both high ion selectivity and conductivity is crucial to the new energy battery technologies(such as flow batteries,fuel cells,lithium batteries).In recent years,researchers have proposed to construct porous ion conductive membranes to break the trade-off effect between ion selectivity and ion conductivity.This review briefly summarizes the latest research progress of porous ion conductive membranes as battery membranes from three aspects of inorganic,organic and composite porous ion conductive membranes,and summarizes the advances of porous ion conductive membranes in new energy batteries such as flow batteries,fuel cells and lithium batteries.Finally,this review points out that the future research of porous ion conductive membranes should focus on the adjustment of porous membrane structure,the development of high-performance porous membrane materials,and the application of porous membranes in novel battery systems.