DE112021001714B4 - Sekundärbatterie, elektronische vorrichtung und elektrowerkzeug - Google Patents

Sekundärbatterie, elektronische vorrichtung und elektrowerkzeug

Info

Publication number
DE112021001714B4
DE112021001714B4 DE112021001714.4T DE112021001714T DE112021001714B4 DE 112021001714 B4 DE112021001714 B4 DE 112021001714B4 DE 112021001714 T DE112021001714 T DE 112021001714T DE 112021001714 B4 DE112021001714 B4 DE 112021001714B4
Authority
DE
Germany
Prior art keywords
negative electrode
positive electrode
active material
section
current collector
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
DE112021001714.4T
Other languages
German (de)
English (en)
Other versions
DE112021001714T5 (de
Inventor
Akira SHINKAWA
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 DE112021001714T5 publication Critical patent/DE112021001714T5/de
Application granted granted Critical
Publication of DE112021001714B4 publication Critical patent/DE112021001714B4/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H01M10/04—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
    • H01M10/04—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
    • 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
    • H01M4/64—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
    • H01M4/70—Carriers or collectors characterised by shape or form
    • 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
    • H01M50/107—Primary casings; Jackets or wrappings characterised by their shape or physical structure having curved cross-section, e.g. round or elliptic
    • 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
    • H01M50/533—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
    • 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
    • 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
    • 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)
  • Battery Electrode And Active Subsutance (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
DE112021001714.4T 2020-03-19 2021-03-10 Sekundärbatterie, elektronische vorrichtung und elektrowerkzeug Active DE112021001714B4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020049176 2020-03-19
JP2020-049176 2020-03-19
PCT/JP2021/009420 WO2021187259A1 (ja) 2020-03-19 2021-03-10 二次電池、電子機器及び電動工具

Publications (2)

Publication Number Publication Date
DE112021001714T5 DE112021001714T5 (de) 2023-01-05
DE112021001714B4 true DE112021001714B4 (de) 2025-11-06

Family

ID=77771361

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112021001714.4T Active DE112021001714B4 (de) 2020-03-19 2021-03-10 Sekundärbatterie, elektronische vorrichtung und elektrowerkzeug

Country Status (5)

Country Link
US (1) US12451522B2 (https=)
JP (1) JP7405239B2 (https=)
CN (1) CN115298896B (https=)
DE (1) DE112021001714B4 (https=)
WO (1) WO2021187259A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114075659B (zh) * 2021-09-30 2022-12-20 华中科技大学 粉体包覆反应器、超声流化原子层沉积包覆装置及其应用
SE547130C2 (en) * 2022-12-09 2025-04-29 Northvolt Ab A method of manufacturing a secondary cell electrode
CN222620065U (zh) * 2024-03-21 2025-03-14 中创新航科技集团股份有限公司 圆柱电池

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004095487A (ja) * 2002-09-04 2004-03-25 Matsushita Electric Ind Co Ltd 蓄電池およびその製造方法
JP2007335156A (ja) * 2006-06-13 2007-12-27 Honda Motor Co Ltd 蓄電素子
DE60221181T2 (de) * 2001-05-02 2008-04-10 Ngk Insulators, Ltd., Nagoya Lithium-Sekundärbatterie

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1277330C (zh) * 1999-08-10 2006-09-27 三洋电机株式会社 非水电解液二次蓄电池及其制造方法
JP4342160B2 (ja) * 2002-09-10 2009-10-14 パナソニック株式会社 蓄電池およびその製造方法
JP2008166030A (ja) 2006-12-27 2008-07-17 Sanyo Electric Co Ltd 渦巻電極体の製造方法及びこれを用いた密閉型電池の製造方法
EP2133942A1 (en) * 2007-03-15 2009-12-16 Panasonic Corporation Secondary battery and method for manufacturing secondary battery
US20120088137A1 (en) * 2009-06-30 2012-04-12 Kensuke Nakura Nonaqueous electrolyte secondary battery
JP5500970B2 (ja) 2009-12-17 2014-05-21 パナソニック株式会社 金属箔と金属板との接合方法
JP5554181B2 (ja) * 2010-08-30 2014-07-23 日立マクセル株式会社 非水電解質二次電池
WO2012140707A1 (ja) * 2011-04-11 2012-10-18 パナソニック株式会社 薄型電池および電池デバイス
CN103582973B (zh) * 2011-08-31 2016-08-17 松下知识产权经营株式会社 非水电解质二次电池
FR3011128B1 (fr) * 2013-09-25 2015-10-30 Commissariat Energie Atomique Procede de realisation d'un faisceau electrochimique d'un accumulateur au lithium
JP2015106614A (ja) * 2013-11-29 2015-06-08 日本ケミコン株式会社 蓄電デバイスおよびその製造方法
DE102017006229B4 (de) * 2017-07-03 2024-02-01 Monbat New Power GmbH Verfahren und Vorrichtung zur Herstellung eines Akkumulators und Akkumulator
JP2019061949A (ja) 2017-09-27 2019-04-18 株式会社豊田自動織機 蓄電装置、及び蓄電装置のレーザ溶接方法
CN114207906B (zh) * 2019-07-30 2024-07-09 株式会社村田制作所 二次电池、电池组、电子设备、电动工具、电动式航空器以及电动车辆

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60221181T2 (de) * 2001-05-02 2008-04-10 Ngk Insulators, Ltd., Nagoya Lithium-Sekundärbatterie
JP2004095487A (ja) * 2002-09-04 2004-03-25 Matsushita Electric Ind Co Ltd 蓄電池およびその製造方法
JP2007335156A (ja) * 2006-06-13 2007-12-27 Honda Motor Co Ltd 蓄電素子

Also Published As

Publication number Publication date
US20220393253A1 (en) 2022-12-08
WO2021187259A1 (ja) 2021-09-23
US12451522B2 (en) 2025-10-21
CN115298896A (zh) 2022-11-04
JP7405239B2 (ja) 2023-12-26
DE112021001714T5 (de) 2023-01-05
JPWO2021187259A1 (https=) 2021-09-23
CN115298896B (zh) 2025-02-18

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