CN118020164A - 二次电池用正极和二次电池 - Google Patents

二次电池用正极和二次电池 Download PDF

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Publication number
CN118020164A
CN118020164A CN202280065859.3A CN202280065859A CN118020164A CN 118020164 A CN118020164 A CN 118020164A CN 202280065859 A CN202280065859 A CN 202280065859A CN 118020164 A CN118020164 A CN 118020164A
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CN
China
Prior art keywords
positive electrode
active material
electrode active
region
mixture layer
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
CN202280065859.3A
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English (en)
Chinese (zh)
Inventor
山本梨乃
宇贺洋一郎
加藤善雄
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 CN118020164A publication Critical patent/CN118020164A/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
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • 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
    • 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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0564—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of organic materials only
    • H01M10/0566—Liquid materials
    • 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
    • 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
    • H01M4/362—Composites
    • H01M4/364—Composites as mixtures
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
CN202280065859.3A 2021-09-30 2022-09-27 二次电池用正极和二次电池 Pending CN118020164A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021-162327 2021-09-30
JP2021162327 2021-09-30
PCT/JP2022/035822 WO2023054303A1 (ja) 2021-09-30 2022-09-27 二次電池用正極および二次電池

Publications (1)

Publication Number Publication Date
CN118020164A true CN118020164A (zh) 2024-05-10

Family

ID=85782661

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280065859.3A Pending CN118020164A (zh) 2021-09-30 2022-09-27 二次电池用正极和二次电池

Country Status (5)

Country Link
US (1) US20240405192A1 (https=)
EP (1) EP4411855A4 (https=)
JP (1) JPWO2023054303A1 (https=)
CN (1) CN118020164A (https=)
WO (1) WO2023054303A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250112225A1 (en) * 2022-06-24 2025-04-03 Lg Chem, Ltd Positive Electrode Material for Lithium Secondary Battery, and Positive Electrode and Lithium Secondary Battey Which Include the Same
CN121219845A (zh) * 2023-05-29 2025-12-26 株式会社杰士汤浅国际 蓄电元件用正极、蓄电元件以及蓄电装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100334758C (zh) * 2003-08-21 2007-08-29 清美化学股份有限公司 锂二次电池用的正极活性物质粉末
JP2013065468A (ja) * 2011-09-16 2013-04-11 Panasonic Corp リチウムイオン二次電池
JP5924541B2 (ja) * 2013-01-23 2016-05-25 トヨタ自動車株式会社 二次電池
JP6486653B2 (ja) * 2014-01-31 2019-03-20 パナソニック株式会社 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
JP6237546B2 (ja) * 2014-09-11 2017-11-29 トヨタ自動車株式会社 非水電解質二次電池
JP2019160573A (ja) * 2018-03-13 2019-09-19 住友化学株式会社 リチウム金属複合酸化物粉末、リチウム二次電池用正極活物質、正極、及びリチウム二次電池
JP7373732B2 (ja) * 2018-04-10 2023-11-06 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
CN110660961B (zh) * 2018-06-28 2021-09-21 宁德时代新能源科技股份有限公司 正极片及锂离子电池
JP6742547B1 (ja) * 2020-01-17 2020-08-19 住友化学株式会社 全固体リチウムイオン電池用正極活物質、電極及び全固体リチウムイオン電池
JP7653632B2 (ja) 2020-01-31 2025-03-31 パナソニックＩｐマネジメント株式会社 二次電池用正極および二次電池

Also Published As

Publication number Publication date
JPWO2023054303A1 (https=) 2023-04-06
EP4411855A1 (en) 2024-08-07
WO2023054303A1 (ja) 2023-04-06
US20240405192A1 (en) 2024-12-05
EP4411855A4 (en) 2025-07-23

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