Water-based electrolytic solution for lithium/natrium ion battery and lithium/natrium ion battery containing the same

Abstract

The present disclosure relates to a water-based electrolytic solution for lithium/sodium ion batteries and a lithium/sodium ion battery containing the electrolytic solution. The water-based electrolytic solution for lithium/sodium ion batteries comprises a hydrophilic oxide nanoparticle uniformly dispersed in an aqueous solution of a lithium/sodium ion salt. With the water-based electrolytic solution for lithium/sodium ion batteries of the present disclosure, the potential window of the water-based electrolytic solution can be improved and hydrogen-generating side reaction can also be prevented. Accordingly, more low-voltage negative electrodes can be applied to a battery system using the water-based electrolytic solution, and the energy density of the battery can be improved.

Dependencies are inferred from the claim text.