Electrolyte composition for sodium-ion battery
OwnerSathiya Mariyappan, Jean-Marie Tarascon +1inventors
InventorsSathiya Mariyappan, Jean-Marie Tarascon, Hussein Hijazi
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Abstract
An electrolyte composition including at least one sodium salt dissolved in a solvent and a combination of additives, wherein: the solvent includes at least one compound selected from the group consisting of ethylene carbonate, dimethyl carbonate, ethyl methyl carbonate, diethyl carbonate, propylene carbonate, a carboxylate ester such as methyl acetate, ethyl acetate, ethyl propionate and methyl propionate, 4-fluorotoluene, 1,1,2,2-tetrafluoroethyl 2,2,3,3-tetrafluoropropyl ether, di-fluoro ethylene carbonate, ethyl difluoroacetate and diglyme, and the combination of additives comprises at least tris(trimethylsilyl)phosphite (TMSPi) and succinonitrile (SN).
Claims15
An electrolyte composition comprising at least one sodium salt dissolved in a solvent and a combination of additives, wherein:
- said solvent comprises at least one compound selected from the group consisting of ethylene carbonate, dimethyl carbonate, ethyl methyl carbonate, diethyl carbonate, propylene carbonate, a carboxylate ester such as methyl acetate, ethyl acetate, ethyl propionate, and methyl propionate, 4-fluorotoluene, 1,1,2,2-tetrafluoroethyl 2,2,3,3-tetrafluoropropyl ether, di-fluoro ethylene carbonate, ethyl difluoroacetate and diglyme, and
- the combination of additives comprises at least tris(trimethylsilyl)phosphite (TMSPi) and succinonitrile (SN).
Dependencies are inferred from the claim text.