Lithium secondary battery

JP7788741B2Active Publication Date: 2025-12-19TERAWATT TECH KK
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Patent Information

Application Number
JP2023547969
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Filing Date
2021-09-14
Publication Date
2025-12-19
Estimated Expiration
2041-09-14

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Abstract

A lithium secondary battery is provided which has high energy density and which has both excellent cycle characteristics and good stability against change in environmental temperature. The present invention relates to a lithium secondary battery that is provided with a positive electrode, a negative electrode that does not have a negative electrode material, and an electrolyte, wherein as a solvent, the electrolyte contains ether with no fluorine atoms, a hydrofluoroether and a saturated or unsaturated hydrofluorocarbon chain.
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Citation Information

Patent Citations

  • Nonaqueous electrolyte secondary battery and its manufacturing method

    JP2002237293A

  • rechargeable lithium battery

    JP2006500755A

  • Lithium secondary battery with lithium metal formed on the positive electrode and its manufacturing method

    JP2019505971A

  • Secondary cell nonaqueous electrolyte and secondary cell

    WO2009133899A1