Patent ID: 11942606
Assignee: EOS ENERGY TECHNOLOGY HOLDINGS, LLC
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 19:
20. An electrolyte for use in a secondary static zinc halide electrochemical cell comprising:
from about 30 wt. % to about 40 wt. % of ZnBr2;
from about 35 wt. % to about 45 wt. % of H2O;
from about 5 wt. % to about 15 wt. % of KBr;
from about 5 wt. % to about 15 wt. % of KCl;
from about 0.5 wt. % to about 2.5 wt. % of DME-PEG 2000, DME-PEG 1000, or a combination of DME-PEG 2000 and DME-PEG 1000; and
one or more quaternary ammonium agents, wherein each quaternary ammonium agent is independently selected from a quaternary ammonium agent having a formula, , wherein R1 is hydrogen or an alkyl group, R2, R3, and R4 are each independently an alkyl group that is same or different from R1, and Y is chloride or bromide, and wherein the electrolyte comprises from about 0.5 wt. % to about 10 wt. % of the one or more quaternary ammonium agents.