DE112021003195B4 - Sekuntärbatterie, elektronische einrichtung und elektrowerkzeug - Google Patents

Sekuntärbatterie, elektronische einrichtung und elektrowerkzeug

Info

Publication number
DE112021003195B4
DE112021003195B4 DE112021003195.3T DE112021003195T DE112021003195B4 DE 112021003195 B4 DE112021003195 B4 DE 112021003195B4 DE 112021003195 T DE112021003195 T DE 112021003195T DE 112021003195 B4 DE112021003195 B4 DE 112021003195B4
Authority
DE
Germany
Prior art keywords
positive electrode
negative electrode
electrode
foil strip
strip
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
DE112021003195.3T
Other languages
German (de)
English (en)
Other versions
DE112021003195T5 (de
Inventor
Toshikazu Nakamura
Koji Shibutani
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 DE112021003195T5 publication Critical patent/DE112021003195T5/de
Application granted granted Critical
Publication of DE112021003195B4 publication Critical patent/DE112021003195B4/de
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
    • 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
    • H01M50/533—Electrode connections inside a battery casing characterised by the shape 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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/04—Construction or manufacture in general
    • 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
    • H01M10/052—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
    • H01M10/05—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
    • 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
    • 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
    • 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
    • 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
    • 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
    • H01M50/547—Terminals characterised by the disposition of the terminals on the cells
    • H01M50/55—Terminals characterised by the disposition of the terminals on the cells on the same side of the cell
    • 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
    • H01M50/564—Terminals characterised by their manufacturing process
    • H01M50/566—Terminals characterised by their manufacturing process by welding, soldering or brazing
    • 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
    • H01M10/04—Construction or manufacture in general
    • H01M10/0431—Cells with wound or folded electrodes
    • 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
    • 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)
  • Inorganic Chemistry (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Battery Electrode And Active Subsutance (AREA)
DE112021003195.3T 2020-06-09 2021-05-24 Sekuntärbatterie, elektronische einrichtung und elektrowerkzeug Active DE112021003195B4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020-100252 2020-06-09
JP2020100252 2020-06-09
PCT/JP2021/019556 WO2021251121A1 (ja) 2020-06-09 2021-05-24 二次電池、電子機器及び電動工具

Publications (2)

Publication Number Publication Date
DE112021003195T5 DE112021003195T5 (de) 2023-04-20
DE112021003195B4 true DE112021003195B4 (de) 2025-08-21

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
DE112021003195.3T Active DE112021003195B4 (de) 2020-06-09 2021-05-24 Sekuntärbatterie, elektronische einrichtung und elektrowerkzeug

Country Status (5)

Country Link
US (1) US12362441B2 (https=)
JP (1) JP7396481B2 (https=)
CN (1) CN115699441B (https=)
DE (1) DE112021003195B4 (https=)
WO (1) WO2021251121A1 (https=)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240258555A1 (en) * 2021-05-25 2024-08-01 Panasonic Energy Co., Ltd. Non-aqueous electrolyte secondary battery
CN116686157A (zh) * 2021-08-31 2023-09-01 宁德时代新能源科技股份有限公司 卷绕式电极组件、电池单体、电池及用电设备
WO2024203324A1 (ja) * 2023-03-28 2024-10-03 株式会社村田製作所 二次電池
CN121713309A (zh) * 2023-08-30 2026-03-20 松下知识产权经营株式会社 非水电解质二次电池
KR20260015009A (ko) * 2024-07-24 2026-02-02 삼성에스디아이 주식회사 전극 조립체 및 이를 포함하는 버튼 전지

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5770666U (https=) * 1980-10-16 1982-04-28
WO2019050147A1 (ko) * 2017-09-08 2019-03-14 주식회사 엘지화학 전극탭의 용접 특성을 개선한 전극 및 이를 포함하는 이차전지
WO2020017923A1 (ko) * 2018-07-20 2020-01-23 주식회사 엘지화학 전극 조립체 및 이를 포함하는 이차전지
US20200144676A1 (en) * 2018-11-05 2020-05-07 Tesla, Inc. Cell with a tabless electrode

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JPH07192717A (ja) * 1993-12-24 1995-07-28 Sony Corp 非水電解液二次電池
JP2009129553A (ja) * 2007-11-20 2009-06-11 Sony Corp 電池
JP5231026B2 (ja) 2008-01-10 2013-07-10 日立ビークルエナジー株式会社 電池モジュール
JP5762676B2 (ja) * 2009-09-25 2015-08-12 株式会社東芝 電極及び非水電解液電池
CN201918464U (zh) * 2010-12-29 2011-08-03 宁波伊司达锂电池有限公司 高倍率圆柱型锂离子电池
WO2012105362A1 (ja) * 2011-02-03 2012-08-09 三洋電機株式会社 非水電解液二次電池
DE102011016277B4 (de) 2011-04-06 2013-02-21 Heraeus Medical Gmbh Plastisch verformbares, biodegradierbares Hämostyptikum und Verfahren zum Formen eines solchen
CN202050030U (zh) * 2011-05-20 2011-11-23 无锡市明杨电池有限公司 一种具有高倍率放电特性的锂离子电池
JP5470335B2 (ja) 2011-07-19 2014-04-16 株式会社日立製作所 捲回式二次電池
KR102283959B1 (ko) 2015-03-05 2021-07-30 삼성에스디아이 주식회사 배터리 팩
WO2017159094A1 (ja) * 2016-03-17 2017-09-21 日立オートモティブシステムズ株式会社 二次電池
WO2018097213A1 (ja) * 2016-11-22 2018-05-31 三菱ケミカル株式会社 非水系二次電池用負極材、非水系二次電池用負極及び非水系二次電池
JP7006683B2 (ja) 2017-03-29 2022-01-24 三洋電機株式会社 円筒形電池
KR20180113693A (ko) * 2017-04-07 2018-10-17 주식회사 엘지화학 용접성이 향상된 전극 탭을 포함하는 전지셀
JP2021005437A (ja) * 2017-09-11 2021-01-14 パナソニックＩｐマネジメント株式会社 非水電解質二次電池
DE102018218359A1 (de) 2018-10-26 2020-04-30 Robert Bosch Gmbh Verfahren zur Ausbildung einer Verbindung zwischen einer Batteriezelle und einem Gehäuseelement eines Batteriemoduls sowie Batteriemodul

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5770666U (https=) * 1980-10-16 1982-04-28
WO2019050147A1 (ko) * 2017-09-08 2019-03-14 주식회사 엘지화학 전극탭의 용접 특성을 개선한 전극 및 이를 포함하는 이차전지
WO2020017923A1 (ko) * 2018-07-20 2020-01-23 주식회사 엘지화학 전극 조립체 및 이를 포함하는 이차전지
US20200144676A1 (en) * 2018-11-05 2020-05-07 Tesla, Inc. Cell with a tabless electrode

Also Published As

Publication number Publication date
CN115699441A (zh) 2023-02-03
US12362441B2 (en) 2025-07-15
CN115699441B (zh) 2026-03-13
JPWO2021251121A1 (https=) 2021-12-16
JP7396481B2 (ja) 2023-12-12
DE112021003195T5 (de) 2023-04-20
WO2021251121A1 (ja) 2021-12-16
US20230102083A1 (en) 2023-03-30

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