Patent · US Active

Electrolyte for lithium secondary battery, and lithium secondary battery including same

US12074287B2 · kind B2 · utility

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8Claims
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Assignee

Inventors

Key dates

Filing dateJun 11, 2019
Grant dateAug 27, 2024
Priority date
Expiry dateDec 12, 2041

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

This disclosure relates to an electrolyte for a lithium secondary battery and a lithium secondary battery including the same.For example, the electrolyte for a lithium secondary battery includes a non-aqueous organic solvent, a lithium salt, and an additive, wherein the additive includes at least one borate-based lithium salt selected from lithium tetrafluoroborate (LiBF4), lithium bis(oxalate)borate (LiBOB), lithium difluoro(oxalato)borate (LiFOB), lithium bis(2-methyl-2-fluoro-malonato)borate, and a combination thereof; and a compound represented by Chemical Formula 1.The detailed description of Chemical Formula 1 is the same as that defined in the specification.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.