CN118843971A - 锂二次电池 - Google Patents

锂二次电池 Download PDF

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Publication number
CN118843971A
CN118843971A CN202380026229.XA CN202380026229A CN118843971A CN 118843971 A CN118843971 A CN 118843971A CN 202380026229 A CN202380026229 A CN 202380026229A CN 118843971 A CN118843971 A CN 118843971A
Authority
CN
China
Prior art keywords
electrode
negative electrode
region
positive electrode
electrode group
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
CN202380026229.XA
Other languages
English (en)
Chinese (zh)
Inventor
内山洋平
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 CN118843971A publication Critical patent/CN118843971A/zh
Pending legal-status Critical Current

Links

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
    • H01M4/64—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
    • 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
    • H01M10/058—Construction or manufacture
    • H01M10/0587—Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
    • 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
    • H01M2004/027—Negative 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
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Secondary Cells (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
CN202380026229.XA 2022-03-31 2023-03-30 锂二次电池 Pending CN118843971A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022060689 2022-03-31
JP2022-060689 2022-03-31
PCT/JP2023/013185 WO2023190872A1 (ja) 2022-03-31 2023-03-30 リチウム二次電池

Publications (1)

Publication Number Publication Date
CN118843971A true CN118843971A (zh) 2024-10-25

Family

ID=88202808

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380026229.XA Pending CN118843971A (zh) 2022-03-31 2023-03-30 锂二次电池

Country Status (5)

Country Link
US (1) US20250226417A1 (https=)
EP (1) EP4503245A4 (https=)
JP (1) JPWO2023190872A1 (https=)
CN (1) CN118843971A (https=)
WO (1) WO2023190872A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026004536A1 (ja) * 2024-06-28 2026-01-02 パナソニックＩｐマネジメント株式会社 円筒形電池
WO2026048654A1 (ja) * 2024-08-29 2026-03-05 パナソニックＩｐマネジメント株式会社 リチウム二次電池

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1012279A (ja) * 1996-04-26 1998-01-16 Denso Corp 金属リチウム２次電池
JP2002100396A (ja) * 2000-09-25 2002-04-05 Toshiba Battery Co Ltd 円筒形アルカリ二次電池
KR20030033491A (ko) * 2001-10-23 2003-05-01 삼성에스디아이 주식회사 리튬 이차 전지
JP5143923B2 (ja) * 2011-03-28 2013-02-13 Ｊｘ日鉱日石金属株式会社 圧延銅箔及びそれを用いた二次電池
JP6139072B2 (ja) * 2012-07-31 2017-05-31 太陽誘電株式会社 電気化学デバイス及びその製造方法
JP6094807B2 (ja) 2013-04-26 2017-03-15 株式会社Ｇｓユアサ 渦巻状電極群を備える電池
JP2017195028A (ja) * 2016-04-18 2017-10-26 日立マクセル株式会社 非水電解液電池およびその製造方法
JP7037311B2 (ja) * 2017-09-21 2022-03-16 イビデン株式会社 蓄電デバイス用電極及び蓄電デバイス
EP3576184B1 (en) * 2018-05-31 2023-05-31 Panasonic Intellectual Property Management Co., Ltd. Lithium secondary battery

Also Published As

Publication number Publication date
EP4503245A4 (en) 2026-02-18
US20250226417A1 (en) 2025-07-10
WO2023190872A1 (ja) 2023-10-05
JPWO2023190872A1 (https=) 2023-10-05
EP4503245A1 (en) 2025-02-05

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