JP7411969B2 - 密閉型電池 - Google Patents

密閉型電池 Download PDF

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Publication number
JP7411969B2
JP7411969B2 JP2022541418A JP2022541418A JP7411969B2 JP 7411969 B2 JP7411969 B2 JP 7411969B2 JP 2022541418 A JP2022541418 A JP 2022541418A JP 2022541418 A JP2022541418 A JP 2022541418A JP 7411969 B2 JP7411969 B2 JP 7411969B2
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JP
Japan
Prior art keywords
valve body
bottom plate
battery
positive electrode
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
JP2022541418A
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English (en)
Japanese (ja)
Other versions
JPWO2022030231A1 (https=
Inventor
裕也 浅野
伸一郎 田原
文生 加藤
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 Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management 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
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Publication of JPWO2022030231A1 publication Critical patent/JPWO2022030231A1/ja
Application granted granted Critical
Publication of JP7411969B2 publication Critical patent/JP7411969B2/ja
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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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/184—Sealing members characterised by their shape or structure
    • 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
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/364—Composites as mixtures
    • 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
    • H01M50/152—Lids or covers characterised by their shape for cells 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/183—Sealing members
    • H01M50/186—Sealing members characterised by the disposition of the sealing members
    • 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
    • H01M50/19—Sealing members characterised by the material
    • H01M50/193—Organic material
    • 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
    • H01M50/30—Arrangements for facilitating escape of gases
    • H01M50/342—Non-re-sealable arrangements
    • 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
    • H01M50/30—Arrangements for facilitating escape of gases
    • H01M50/342—Non-re-sealable arrangements
    • H01M50/3425—Non-re-sealable arrangements in the form of rupturable membranes or weakened parts, e.g. pierced with the aid of a sharp member
    • 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
    • H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Gas Exhaust Devices For Batteries (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
  • Primary Cells (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Cell Separators (AREA)
JP2022541418A 2020-08-06 2021-07-16 密閉型電池 Active JP7411969B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020133514 2020-08-06
JP2020133514 2020-08-06
PCT/JP2021/026854 WO2022030231A1 (ja) 2020-08-06 2021-07-16 密閉型電池

Publications (2)

Publication Number Publication Date
JPWO2022030231A1 JPWO2022030231A1 (https=) 2022-02-10
JP7411969B2 true JP7411969B2 (ja) 2024-01-12

Family

ID=80117290

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022541418A Active JP7411969B2 (ja) 2020-08-06 2021-07-16 密閉型電池

Country Status (5)

Country Link
US (1) US20230268594A1 (https=)
EP (1) EP4195392A4 (https=)
JP (1) JP7411969B2 (https=)
CN (1) CN116057766A (https=)
WO (1) WO2022030231A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023157470A1 (ja) * 2022-02-18 2023-08-24 パナソニックＩｐマネジメント株式会社 円筒形非水電解質二次電池
JP2023167557A (ja) * 2022-05-12 2023-11-24 パナソニックＩｐマネジメント株式会社 密閉型電池
EP4621903A1 (en) 2024-02-02 2025-09-24 Hamedata Technology Co., Limited 1.5 v lithium battery and manufacturing method therefor
WO2026034148A1 (ja) * 2024-08-09 2026-02-12 パナソニックＩｐマネジメント株式会社 密閉型電池

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000072388A1 (fr) 1999-05-24 2000-11-30 Toyo Kohan Co.,Ltd. Procede de formation de revetement protecteur pour dispositif de valve de securite de cellule, meme dispositif ainsi revetu, plaque d'etancheite de cellule equipee du dispositif ainsi revetu, et cellule fermee ainsi equipee
JP2007184270A (ja) 2005-12-29 2007-07-19 Samsung Sdi Co Ltd リチウム二次電池

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2574343B2 (ja) * 1987-12-08 1997-01-22 松下電器産業株式会社 有機電解質電池
JP3594440B2 (ja) * 1997-03-06 2004-12-02 三洋電機株式会社 密閉型電池
JP4100762B2 (ja) * 1998-03-31 2008-06-11 三洋電機株式会社 リチウムイオン電池
JP2005347098A (ja) * 2004-06-03 2005-12-15 Matsushita Electric Ind Co Ltd 電池および電池用組立封口板
US20110143218A1 (en) * 2009-12-14 2011-06-16 Issaev Nikolai N Battery
KR101281038B1 (ko) * 2010-12-07 2013-07-09 주식회사 엘지화학 캡 조립체 및 이를 이용한 이차 전지
JP6354982B2 (ja) * 2014-04-24 2018-07-11 トヨタ自動車株式会社 非水電解液二次電池およびその製造方法
JP2018014160A (ja) * 2014-11-27 2018-01-25 三洋電機株式会社 円筒形非水電解質二次電池
KR20160108857A (ko) * 2015-03-09 2016-09-21 주식회사 엘지화학 복수의 양극 탭들과 음극 탭들을 포함하는 원통형 이차전지
CN112805873A (zh) * 2018-10-09 2021-05-14 大日本印刷株式会社 电池用阀芯、其制造方法和电池

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000072388A1 (fr) 1999-05-24 2000-11-30 Toyo Kohan Co.,Ltd. Procede de formation de revetement protecteur pour dispositif de valve de securite de cellule, meme dispositif ainsi revetu, plaque d'etancheite de cellule equipee du dispositif ainsi revetu, et cellule fermee ainsi equipee
JP2007184270A (ja) 2005-12-29 2007-07-19 Samsung Sdi Co Ltd リチウム二次電池

Also Published As

Publication number Publication date
JPWO2022030231A1 (https=) 2022-02-10
WO2022030231A1 (ja) 2022-02-10
CN116057766A (zh) 2023-05-02
EP4195392A1 (en) 2023-06-14
EP4195392A4 (en) 2024-01-17
US20230268594A1 (en) 2023-08-24

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