Positive active material and lithium secondary battery comprising the same

KR103003114B1Active Publication Date: 2026-08-11ECOPRO BM CO LTD
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Patent Information

Application Number
KR1020230140982
Authority / Receiving Office
KR · KR
Patent Type
Patents
Current Assignee / Owner
Filing Date
2023-10-20
Publication Date
2026-08-11
Estimated Expiration
2043-10-20

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Abstract

The present invention relates to a positive electrode active material and a lithium secondary battery containing the same. More specifically, the present invention relates to a bimodal type positive electrode active material that improves the low energy density per unit volume and stability of lithium-excess lithium manganese-based oxides, and a lithium secondary battery containing the same.
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Citation Information

Patent Citations

  • Positive electrode material for lithium ion battery

    JP2012059528A

  • Cathode active material and battery using the same

    JP2020043053A

  • Lithium secondary battery cathode active material, manufacturing method thereof, and lithium secondary battery comprising the same

    KR1020210046528A

  • Lithium complex oxide

    KR1020210051806A