Electrolyte solution and sodium-ion battery
AssigneesGuangzhou Tinci Materials Technology Co., Ltd., Jiujiang Tinci Materials Technology Co., Ltd.
InventorsYuanpeng GAO, Tian XIE, Wenpo SUN
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Abstract
An electrolyte solution and a sodium-ion battery. The electrolyte solution includes a sodium salt, an additive, and an organic solvent, wherein the sodium salt includes sodium hexafluorophosphate and sodium bis(fluorosulfonyl)imide, and the additive includes pentaerythritol bicyclic sulfate; and the electrolyte solution includes: in percentage by mass, 2 to 15 wt % of sodium hexafluorophosphate, 0.1 to 20 wt % of sodium bis(fluorosulfonyl)imide, 0.1 to 5 wt % of pentaerythritol bicyclic sulfate, and the balance being an organic solvent.
Claims10
An electrolyte solution, comprising a sodium salt, an additive and an organic solvent, wherein the sodium salt comprises sodium hexafluorophosphate and sodium bis(fluorosulfonyl)imide, and the additive comprises pentaerythritol bicyclic sulfate;
- and
- the electrolyte solution comprises, in mass percentage:
- 2 to 15 wt % of sodium hexafluorophosphate, 0.1 to 20 wt % of sodium bis(fluorosulfonyl)imide, 0.1 to 5 wt % of pentaerythritol bicyclic sulfate.
Dependencies are inferred from the claim text.