JP7796135B2 - 集電体、蓄電デバイス用電極およびリチウムイオン二次電池 - Google Patents

集電体、蓄電デバイス用電極およびリチウムイオン二次電池

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Publication number
JP7796135B2
JP7796135B2 JP2023550889A JP2023550889A JP7796135B2 JP 7796135 B2 JP7796135 B2 JP 7796135B2 JP 2023550889 A JP2023550889 A JP 2023550889A JP 2023550889 A JP2023550889 A JP 2023550889A JP 7796135 B2 JP7796135 B2 JP 7796135B2
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JP
Japan
Prior art keywords
layer
intermediate layer
current collector
conductive layer
metal
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.)
Active
Application number
JP2023550889A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2023053322A1 (https=
Inventor
稜 佐々木
誠 遠藤
鳴宇 陳
義広 上林
敬 佐藤
菜摘 香西
喜彦 田邊
修司 塚本
みゆき 柳田
浩介 田中
俊 池成
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.)
TDK Corp
Original Assignee
TDK Corp
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Filing date
Publication date
Application filed by TDK Corp filed Critical TDK Corp
Publication of JPWO2023053322A1 publication Critical patent/JPWO2023053322A1/ja
Application granted granted Critical
Publication of JP7796135B2 publication Critical patent/JP7796135B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/4235—Safety or regulating additives or arrangements in electrodes, separators or electrolyte
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/661—Metal or alloys, e.g. alloy coatings
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/661—Metal or alloys, e.g. alloy coatings
    • H01M4/662—Alloys
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/663—Selection of materials containing carbon or carbonaceous materials as conductive part, e.g. graphite, carbon fibres
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/665—Composites
    • H01M4/667—Composites in the form of layers, e.g. coatings
    • 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
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/668—Composites of electroconductive material and synthetic resins
    • 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)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
JP2023550889A 2021-09-30 2021-09-30 集電体、蓄電デバイス用電極およびリチウムイオン二次電池 Active JP7796135B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2021/036089 WO2023053322A1 (ja) 2021-09-30 2021-09-30 集電体、蓄電デバイス用電極およびリチウムイオン二次電池

Publications (2)

Publication Number Publication Date
JPWO2023053322A1 JPWO2023053322A1 (https=) 2023-04-06
JP7796135B2 true JP7796135B2 (ja) 2026-01-08

Family

ID=85781580

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023550889A Active JP7796135B2 (ja) 2021-09-30 2021-09-30 集電体、蓄電デバイス用電極およびリチウムイオン二次電池

Country Status (4)

Country Link
US (1) US20240379969A1 (https=)
JP (1) JP7796135B2 (https=)
CN (1) CN118044007A (https=)
WO (1) WO2023053322A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025141819A1 (ja) * 2023-12-27 2025-07-03 ＴｅｒａＷａｔｔ Ｔｅｃｈｎｏｌｏｇｙ株式会社 リチウム２次電池
WO2025248599A1 (ja) * 2024-05-27 2025-12-04 Tdk株式会社 集電体、電極及びリチウムイオン二次電池

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003282064A (ja) 2002-03-20 2003-10-03 Toyo Kohan Co Ltd 複合集電体
JP2004273304A (ja) 2003-03-10 2004-09-30 Matsushita Electric Ind Co Ltd 電極とこれを用いた電池
JP2010176987A (ja) 2009-01-28 2010-08-12 Nissan Motor Co Ltd 双極型二次電池
JP2013026192A (ja) 2011-07-26 2013-02-04 Nissan Motor Co Ltd 双極型リチウムイオン二次電池用集電体
JP2016207542A (ja) 2015-04-24 2016-12-08 昭和電工パッケージング株式会社 蓄電デバイス用外装体及び蓄電デバイス

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114830383A (zh) * 2020-01-17 2022-07-29 富士胶片株式会社 非水电解质二次电池、集电体及非水电解质二次电池的制造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003282064A (ja) 2002-03-20 2003-10-03 Toyo Kohan Co Ltd 複合集電体
JP2004273304A (ja) 2003-03-10 2004-09-30 Matsushita Electric Ind Co Ltd 電極とこれを用いた電池
JP2010176987A (ja) 2009-01-28 2010-08-12 Nissan Motor Co Ltd 双極型二次電池
JP2013026192A (ja) 2011-07-26 2013-02-04 Nissan Motor Co Ltd 双極型リチウムイオン二次電池用集電体
JP2016207542A (ja) 2015-04-24 2016-12-08 昭和電工パッケージング株式会社 蓄電デバイス用外装体及び蓄電デバイス

Also Published As

Publication number Publication date
US20240379969A1 (en) 2024-11-14
JPWO2023053322A1 (https=) 2023-04-06
CN118044007A (zh) 2024-05-14
WO2023053322A1 (ja) 2023-04-06

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