JPWO2021157383A1 - - Google Patents

Info

Publication number
JPWO2021157383A1
JPWO2021157383A1 JP2021575719A JP2021575719A JPWO2021157383A1 JP WO2021157383 A1 JPWO2021157383 A1 JP WO2021157383A1 JP 2021575719 A JP2021575719 A JP 2021575719A JP 2021575719 A JP2021575719 A JP 2021575719A JP WO2021157383 A1 JPWO2021157383 A1 JP WO2021157383A1
Authority
JP
Japan
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
JP2021575719A
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 filed Critical
Publication of JPWO2021157383A1 publication Critical patent/JPWO2021157383A1/ja
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
    • 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
    • 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
    • H01M4/134—Electrodes based on metals, Si or alloys
    • 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
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/534—Electrode connections inside a battery casing characterised by the material of the leads or tabs
    • 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
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/536—Electrode connections inside a battery casing characterised by the method of fixing the leads to the electrodes, e.g. by welding
    • 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
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/531—Electrode connections inside a battery casing
    • H01M50/538—Connection of several leads or tabs of wound or folded electrode stacks
    • 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
    • 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)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
JP2021575719A 2020-02-07 2021-01-22 Pending JPWO2021157383A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020019894 2020-02-07
PCT/JP2021/002192 WO2021157383A1 (ja) 2020-02-07 2021-01-22 二次電池

Publications (1)

Publication Number Publication Date
JPWO2021157383A1 true JPWO2021157383A1 (ja) 2021-08-12

Family

ID=77200022

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021575719A Pending JPWO2021157383A1 (ja) 2020-02-07 2021-01-22

Country Status (5)

Country Link
US (1) US20230042891A1 (ja)
EP (1) EP4102604B1 (ja)
JP (1) JPWO2021157383A1 (ja)
CN (1) CN114902486B (ja)
WO (1) WO2021157383A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116315143B (zh) * 2023-05-19 2023-10-20 宁德时代新能源科技股份有限公司 电极组件及其制备方法、电池单体、电池、用电装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5472687B2 (ja) * 2009-06-04 2014-04-16 トヨタ自動車株式会社 二次電池およびその製造方法
JP2011076776A (ja) * 2009-09-29 2011-04-14 Sanyo Electric Co Ltd 電極体の芯体露出部と集電用部材との溶接方法
WO2012014422A1 (ja) * 2010-07-30 2012-02-02 パナソニック株式会社 扁平形非水系二次電池
CN203288706U (zh) * 2013-05-31 2013-11-13 深圳市格瑞普电池有限公司 叠片锂离子电池
CN109565027A (zh) * 2016-07-28 2019-04-02 三洋电机株式会社 二次电池以及其制造方法
JP6280606B1 (ja) * 2016-09-16 2018-02-14 株式会社ジェイ・イー・ティ 電池の製造方法および電池の製造装置
JP2018094559A (ja) * 2016-12-08 2018-06-21 トヨタ自動車株式会社 超音波接合装置
JP7022890B2 (ja) * 2018-01-24 2022-02-21 パナソニックＩｐマネジメント株式会社 接合構造体および接合方法
JP7021564B2 (ja) * 2018-03-02 2022-02-17 三洋電機株式会社 二次電池及びその製造方法

Also Published As

Publication number Publication date
CN114902486A (zh) 2022-08-12
EP4102604A1 (en) 2022-12-14
US20230042891A1 (en) 2023-02-09
WO2021157383A1 (ja) 2021-08-12
EP4102604A4 (en) 2023-08-09
CN114902486B (zh) 2024-03-08
EP4102604B1 (en) 2024-05-01

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Legal Events

Date Code Title Description
A621 Written request for application examination

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Effective date: 20231128