CN120188330A - 圆筒形的非水电解质二次电池 - Google Patents

圆筒形的非水电解质二次电池 Download PDF

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Publication number
CN120188330A
CN120188330A CN202380078763.5A CN202380078763A CN120188330A CN 120188330 A CN120188330 A CN 120188330A CN 202380078763 A CN202380078763 A CN 202380078763A CN 120188330 A CN120188330 A CN 120188330A
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CN
China
Prior art keywords
negative electrode
winding
mixture layer
core
nonaqueous electrolyte
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
CN202380078763.5A
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English (en)
Chinese (zh)
Inventor
谷祐儿
木田达也
堀内优努
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 New Energy Co ltd
Original Assignee
Panasonic New Energy 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 New Energy Co ltd filed Critical Panasonic New Energy Co ltd
Publication of CN120188330A publication Critical patent/CN120188330A/zh
Pending legal-status Critical Current

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    • 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
    • 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
    • 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
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
    • H01M4/386—Silicon or alloys based on silicon
    • 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
    • H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
    • 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
    • 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

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  • 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)
CN202380078763.5A 2022-11-25 2023-11-08 圆筒形的非水电解质二次电池 Pending CN120188330A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022188338 2022-11-25
JP2022-188338 2022-11-25
PCT/JP2023/040179 WO2024111413A1 (ja) 2022-11-25 2023-11-08 円筒形の非水電解質二次電池

Publications (1)

Publication Number Publication Date
CN120188330A true CN120188330A (zh) 2025-06-20

Family

ID=91195556

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380078763.5A Pending CN120188330A (zh) 2022-11-25 2023-11-08 圆筒形的非水电解质二次电池

Country Status (4)

Country Link
EP (1) EP4625678A4 (https=)
JP (1) JPWO2024111413A1 (https=)
CN (1) CN120188330A (https=)
WO (1) WO2024111413A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2026048535A1 (ja) * 2024-08-30 2026-03-05 パナソニックＩｐマネジメント株式会社 円筒形二次電池

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5034418B2 (ja) * 2006-09-29 2012-09-26 ソニー株式会社 非水電解質二次電池
JP5656069B2 (ja) * 2010-12-13 2015-01-21 ソニー株式会社 二次電池、電池パック、電子機器、電動工具、電動車両および電力貯蔵システム
JP2013137946A (ja) 2011-12-28 2013-07-11 Panasonic Corp 非水電解液二次電池
JP6155605B2 (ja) * 2012-11-16 2017-07-05 ソニー株式会社 リチウムイオン二次電池、電池パック、電子機器、電動車両、蓄電装置および電力システム
JPWO2018061381A1 (ja) * 2016-09-30 2019-07-18 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
US11264649B2 (en) * 2016-12-22 2022-03-01 Sanyo Electric Co., Ltd. Cylindrical nonaqueous electrolyte secondary battery
WO2020262437A1 (ja) * 2019-06-28 2020-12-30 三洋電機株式会社 円筒形非水電解質二次電池
EP4471927A4 (en) * 2022-01-28 2025-08-20 Panasonic Energy Co Ltd CYLINDRICAL SECONDARY BATTERY WITH NON-AQUEOUS ELECTROLYTE

Also Published As

Publication number Publication date
WO2024111413A1 (ja) 2024-05-30
EP4625678A1 (en) 2025-10-01
EP4625678A4 (en) 2026-04-08
JPWO2024111413A1 (https=) 2024-05-30

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