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Title:
ELECTROLYTE SOLUTION AND PREPARATION METHOD THEREFOR, AND LITHIUM-ION BATTERY
Document Type and Number:
WIPO Patent Application WO/2023/236509
Kind Code:
A1
Abstract:
An electrolyte solution and a preparation method therefor, and a lithium-ion battery. The electrolyte solution comprises a lithium salt, an organic solvent and a film-forming additive, wherein the lithium salt comprises a first lithium salt and a second lithium salt; the first lithium salt comprises lithium bis(trifluoromethanesulfonyl)imide and/or lithium bis(fluorosulfonyl)imide; and the second lithium salt comprises at least one of lithium difluoro(oxalate)borate, lithium tetrafluoroborate, lithium perchlorate and lithium bis(oxalate)borate.

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Inventors:
LIU SHIQI (CN)
LIU JIANWEN (CN)
HE SICONG (CN)
WANG SHIQUAN (CN)
Application Number:
PCT/CN2022/141936
Publication Date:
December 14, 2023
Filing Date:
December 26, 2022
Export Citation:
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Assignee:
HUBEI WANRUN NEW ENERGY TECH CO LTD (CN)
International Classes:
H01M10/0568; H01M10/0525; H01M10/0567; H01M10/0569
Foreign References:
CN114784381A2022-07-22
CN110931875A2020-03-27
CN110336078A2019-10-15
CN113363586A2021-09-07
CN102280664A2011-12-14
JP2019135730A2019-08-15
CN109148956A2019-01-04
CN110854434A2020-02-28
Attorney, Agent or Firm:
ZHONG LUN LAW FIRM (CN)
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