CN118715627A - 非水电解质二次电池用正极和非水电解质二次电池 - Google Patents

非水电解质二次电池用正极和非水电解质二次电池 Download PDF

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Publication number
CN118715627A
CN118715627A CN202380021655.4A CN202380021655A CN118715627A CN 118715627 A CN118715627 A CN 118715627A CN 202380021655 A CN202380021655 A CN 202380021655A CN 118715627 A CN118715627 A CN 118715627A
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CN
China
Prior art keywords
positive electrode
lithium
composite oxide
containing composite
nonaqueous electrolyte
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202380021655.4A
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English (en)
Chinese (zh)
Inventor
东乡政一
井之上胜哉
小笠原毅
宇贺洋一郎
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of CN118715627A publication Critical patent/CN118715627A/zh
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/624—Electric conductive fillers
    • H01M4/625—Carbon or graphite
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/381—Alkaline or alkaline earth metals elements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
    • H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/021—Physical characteristics, e.g. porosity, surface area
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
CN202380021655.4A 2022-02-25 2023-02-10 非水电解质二次电池用正极和非水电解质二次电池 Pending CN118715627A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022-027542 2022-02-25
JP2022027542 2022-02-25
PCT/JP2023/004486 WO2023162709A1 (ja) 2022-02-25 2023-02-10 非水電解質二次電池用正極、及び非水電解質二次電池

Publications (1)

Publication Number Publication Date
CN118715627A true CN118715627A (zh) 2024-09-27

Family

ID=87765718

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380021655.4A Pending CN118715627A (zh) 2022-02-25 2023-02-10 非水电解质二次电池用正极和非水电解质二次电池

Country Status (5)

Country Link
US (1) US20250149591A1 (https=)
EP (1) EP4485558A4 (https=)
JP (1) JPWO2023162709A1 (https=)
CN (1) CN118715627A (https=)
WO (1) WO2023162709A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025142460A1 (ja) * 2023-12-27 2025-07-03 パナソニックＩｐマネジメント株式会社 非水電解質二次電池用正極活物質、及び非水電解質二次電池
WO2025164613A1 (ja) * 2024-01-31 2025-08-07 パナソニックＩｐマネジメント株式会社 二次電池用正極活物質の製造方法
WO2025187609A1 (ja) * 2024-03-07 2025-09-12 パナソニックエナジー株式会社 非水電解質二次電池用正極の製造方法および非水電解質二次電池

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3017489B1 (fr) 2014-02-11 2016-01-29 Renault Sas Batterie lithium-ion comprenant une cathode riche en lithium et une anode a base de graphite
JP7599094B2 (ja) * 2019-11-29 2024-12-13 パナソニックＩｐマネジメント株式会社 非水電解質二次電池用正極活物質、非水電解質二次電池用正極活物質の製造方法、及び非水電解質二次電池
WO2021200397A1 (ja) * 2020-03-31 2021-10-07 パナソニックＩｐマネジメント株式会社 二次電池用正極及び二次電池

Also Published As

Publication number Publication date
EP4485558A1 (en) 2025-01-01
US20250149591A1 (en) 2025-05-08
WO2023162709A1 (ja) 2023-08-31
EP4485558A4 (en) 2025-11-19
JPWO2023162709A1 (https=) 2023-08-31

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