JP7548303B2 - 二次電池 - Google Patents

二次電池 Download PDF

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Publication number
JP7548303B2
JP7548303B2 JP2022518058A JP2022518058A JP7548303B2 JP 7548303 B2 JP7548303 B2 JP 7548303B2 JP 2022518058 A JP2022518058 A JP 2022518058A JP 2022518058 A JP2022518058 A JP 2022518058A JP 7548303 B2 JP7548303 B2 JP 7548303B2
Authority
JP
Japan
Prior art keywords
secondary battery
exterior body
metal plate
insulating material
electrode
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
JP2022518058A
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English (en)
Japanese (ja)
Other versions
JPWO2021221018A1 (https=
JPWO2021221018A5 (https=
Inventor
正人 大地
健太 江口
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.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing 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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of JPWO2021221018A1 publication Critical patent/JPWO2021221018A1/ja
Publication of JPWO2021221018A5 publication Critical patent/JPWO2021221018A5/ja
Application granted granted Critical
Publication of JP7548303B2 publication Critical patent/JP7548303B2/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
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
    • H01M50/109—Primary casings; Jackets or wrappings characterised by their shape or physical structure of button or coin shape
    • 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/147—Lids or covers
    • H01M50/148—Lids or covers characterised by their shape
    • H01M50/153—Lids or covers characterised by their shape for button or coin cells
    • 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/172—Arrangements of electric connectors penetrating the casing
    • H01M50/174—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells
    • H01M50/181—Arrangements of electric connectors penetrating the casing adapted for the shape of the cells for button or coin cells
    • 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/186—Sealing members characterised by the disposition of the sealing members
    • H01M50/188—Sealing members characterised by the disposition of the sealing members the sealing members being arranged between the lid and terminal
    • 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
    • H01M50/543—Terminals
    • H01M50/552—Terminals characterised by their shape
    • H01M50/559—Terminals adapted for cells having curved cross-section, e.g. round, elliptic or button cells
    • 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)
  • Sealing Battery Cases Or Jackets (AREA)
  • Secondary Cells (AREA)
  • Connection Of Batteries Or Terminals (AREA)
JP2022518058A 2020-04-30 2021-04-26 二次電池 Active JP7548303B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020080579 2020-04-30
JP2020080579 2020-04-30
PCT/JP2021/016661 WO2021221018A1 (ja) 2020-04-30 2021-04-26 二次電池

Publications (3)

Publication Number Publication Date
JPWO2021221018A1 JPWO2021221018A1 (https=) 2021-11-04
JPWO2021221018A5 JPWO2021221018A5 (https=) 2022-12-28
JP7548303B2 true JP7548303B2 (ja) 2024-09-10

Family

ID=78373233

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022518058A Active JP7548303B2 (ja) 2020-04-30 2021-04-26 二次電池

Country Status (5)

Country Link
US (1) US12463302B2 (https=)
EP (1) EP4145616A4 (https=)
JP (1) JP7548303B2 (https=)
CN (1) CN115516704B (https=)
WO (1) WO2021221018A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023176311A1 (ja) * 2022-03-17 2023-09-21 株式会社村田製作所 二次電池
JPWO2024237140A1 (https=) * 2023-05-12 2024-11-21
EP4498463A1 (de) * 2023-07-28 2025-01-29 VARTA Microbattery GmbH Elektrochemisches energiespeicherelement, insbesondere in form einer knopfzelle

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005056648A (ja) 2003-08-01 2005-03-03 Hitachi Maxell Ltd 密閉型電池
WO2015115557A1 (ja) 2014-01-29 2015-08-06 株式会社 東芝 電池及び封口体ユニット
JP2017139079A (ja) 2016-02-02 2017-08-10 プライムアースＥｖエナジー株式会社 二次電池及び絶縁体の成形方法
JP2019133802A (ja) 2018-01-30 2019-08-08 トヨタ自動車株式会社 密閉型電池

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013030880A1 (ja) * 2011-08-30 2013-03-07 トヨタ自動車株式会社 電池、組電池及び搭載機器
JP6447598B2 (ja) * 2016-09-08 2019-01-09 トヨタ自動車株式会社 密閉型電池及び密閉型電池の製造方法
JP7205050B2 (ja) 2017-09-01 2023-01-17 株式会社村田製作所 密閉型蓄電装置
US12040454B2 (en) * 2018-12-28 2024-07-16 Panasonic Energy Co., Ltd. Cylindrical battery

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005056648A (ja) 2003-08-01 2005-03-03 Hitachi Maxell Ltd 密閉型電池
WO2015115557A1 (ja) 2014-01-29 2015-08-06 株式会社 東芝 電池及び封口体ユニット
JP2017139079A (ja) 2016-02-02 2017-08-10 プライムアースＥｖエナジー株式会社 二次電池及び絶縁体の成形方法
JP2019133802A (ja) 2018-01-30 2019-08-08 トヨタ自動車株式会社 密閉型電池

Also Published As

Publication number Publication date
EP4145616A4 (en) 2024-08-28
US20230049098A1 (en) 2023-02-16
CN115516704A (zh) 2022-12-23
JPWO2021221018A1 (https=) 2021-11-04
US12463302B2 (en) 2025-11-04
EP4145616A1 (en) 2023-03-08
CN115516704B (zh) 2024-06-21
WO2021221018A1 (ja) 2021-11-04

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