申请人:Industrial Technology Research Institute
公开号:US11258100B2
公开(公告)日:2022-02-22
An electrolyte composition and a metal-ion battery employing the same are provided. The electrolyte composition includes a metal chloride, an imidazolium salt of Formula (I), an alkali halide, and an oxalate-containing borate
wherein R1, R2, and R3 are independently C1-8 alkyl, C2-8 alkenyl, C2-8 alkynyl, C1-8 alkoxy, C2-8 alkoxyalkyl, or C1-8 fluoroalkyl; and X− is F−, Cl−, Br−, or I−. The metal chloride is aluminum chloride, iron chloride, zinc chloride, copper chloride, manganese chloride, chromium chloride, or a combination thereof.
本发明提供了一种电解质组合物和使用该组合物的金属离子电池。电解质组合物包括金属氯化物、式(I)的咪唑鎓盐、碱卤化物和含草酸盐的硼酸盐。
其中 R1、R2 和 R3 独立地为 C1-8 烷基、C2-8 烯基、C2-8 烷炔基、C1-8 烷氧基、C2-8 烷氧基烷基或 C1-8 氟烷基;X- 为 F-、Cl-、Br- 或 I-。金属氯化物是氯化铝、氯化铁、氯化锌、氯化铜、氯化锰、氯化铬或它们的组合。