CN117730428A - 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
CN117730428A
CN117730428A CN202280052722.4A CN202280052722A CN117730428A CN 117730428 A CN117730428 A CN 117730428A CN 202280052722 A CN202280052722 A CN 202280052722A CN 117730428 A CN117730428 A CN 117730428A
Authority
CN
China
Prior art keywords
positive electrode
active material
electrode active
region
material particles
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
CN202280052722.4A
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English (en)
Chinese (zh)
Inventor
浅香圭亮
坂田基浩
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 CN117730428A publication Critical patent/CN117730428A/zh
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • 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
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Battery Electrode And Active Subsutance (AREA)
CN202280052722.4A 2021-07-29 2022-07-27 二次电池用正极和二次电池 Pending CN117730428A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021-124313 2021-07-29
JP2021124313 2021-07-29
PCT/JP2022/028921 WO2023008474A1 (ja) 2021-07-29 2022-07-27 二次電池用正極および二次電池

Publications (1)

Publication Number Publication Date
CN117730428A true CN117730428A (zh) 2024-03-19

Family

ID=85087763

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280052722.4A Pending CN117730428A (zh) 2021-07-29 2022-07-27 二次电池用正极和二次电池

Country Status (5)

Country Link
US (1) US20240347718A1 (https=)
EP (1) EP4379846A4 (https=)
JP (1) JPWO2023008474A1 (https=)
CN (1) CN117730428A (https=)
WO (1) WO2023008474A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118588877B (zh) * 2024-06-24 2025-09-23 厦门海辰储能科技股份有限公司 正极极片及其制备方法、电池及储能装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4021652B2 (ja) * 2001-11-21 2007-12-12 三菱電線工業株式会社 リチウムイオン二次電池用正極板およびその製造方法、並びに該正極板を用いたリチウムイオン二次電池
JP2009524900A (ja) * 2005-10-11 2009-07-02 エクセラトロン ソリッド ステート，エルエルシー リチウム電池の製造方法
JP2009026599A (ja) 2007-07-19 2009-02-05 Toyota Motor Corp 正電極板、リチウムイオン二次電池、車両、および、電池搭載機器
JP6115361B2 (ja) * 2013-07-05 2017-04-19 株式会社Ｇｓユアサ 非水電解質二次電池
CN108713265B (zh) * 2016-03-04 2022-01-04 松下知识产权经营株式会社 非水电解质二次电池
KR102062689B1 (ko) * 2016-11-23 2020-01-06 주식회사 엘지화학 이차전지용 양극 및 이를 포함하는 리튬 이차전지
KR102158680B1 (ko) * 2017-05-02 2020-09-22 주식회사 엘지화학 이차전지용 양극의 제조방법

Also Published As

Publication number Publication date
EP4379846A1 (en) 2024-06-05
EP4379846A4 (en) 2025-07-16
JPWO2023008474A1 (https=) 2023-02-02
WO2023008474A1 (ja) 2023-02-02
US20240347718A1 (en) 2024-10-17

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