KR102876316B1 - 전극 조립체 및 이를 포함하는 전지셀 - Google Patents

전극 조립체 및 이를 포함하는 전지셀

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Publication number
KR102876316B1
KR102876316B1 KR1020210137261A KR20210137261A KR102876316B1 KR 102876316 B1 KR102876316 B1 KR 102876316B1 KR 1020210137261 A KR1020210137261 A KR 1020210137261A KR 20210137261 A KR20210137261 A KR 20210137261A KR 102876316 B1 KR102876316 B1 KR 102876316B1
Authority
KR
South Korea
Prior art keywords
electrode
separator
coated
electrode assembly
coating
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
KR1020210137261A
Other languages
English (en)
Korean (ko)
Other versions
KR20230053909A (ko
Inventor
주정훈
김형권
Original Assignee
주식회사 엘지에너지솔루션
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 주식회사 엘지에너지솔루션 filed Critical 주식회사 엘지에너지솔루션
Priority to KR1020210137261A priority Critical patent/KR102876316B1/ko
Priority to JP2023539163A priority patent/JP7604732B2/ja
Priority to US18/273,339 priority patent/US20240097177A1/en
Priority to EP22880531.3A priority patent/EP4261968A4/en
Priority to PCT/IB2022/060187 priority patent/WO2023062613A1/ko
Priority to CN202280011228.3A priority patent/CN116868391A/zh
Publication of KR20230053909A publication Critical patent/KR20230053909A/ko
Application granted granted Critical
Publication of KR102876316B1 publication Critical patent/KR102876316B1/ko
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
    • H01M10/045—Cells or batteries with folded plate-like 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
    • H01M10/04—Construction or manufacture in general
    • H01M10/0459—Cells or batteries with folded separator between plate-like 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
    • H01M10/058—Construction or manufacture
    • H01M10/0583—Construction or manufacture of accumulators with folded construction elements except wound ones, i.e. folded positive or negative electrodes or separators, e.g. with "Z"-shaped electrodes or separators
    • 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
    • H01M50/463—Separators, membranes or diaphragms characterised by their shape
    • H01M50/466—U-shaped, bag-shaped or folded
    • 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
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • 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)
  • Secondary Cells (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Cell Separators (AREA)
KR1020210137261A 2021-10-15 2021-10-15 전극 조립체 및 이를 포함하는 전지셀 Active KR102876316B1 (ko)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1020210137261A KR102876316B1 (ko) 2021-10-15 2021-10-15 전극 조립체 및 이를 포함하는 전지셀
JP2023539163A JP7604732B2 (ja) 2021-10-15 2022-10-24 電極組立体およびこれを含む電池セル
US18/273,339 US20240097177A1 (en) 2021-10-15 2022-10-24 Electrode Assembly and Battery Cell Including the Same
EP22880531.3A EP4261968A4 (en) 2021-10-15 2022-10-24 ELECTRODE ARRANGEMENT AND BATTERY CELL
PCT/IB2022/060187 WO2023062613A1 (ko) 2021-10-15 2022-10-24 전극 조립체 및 이를 포함하는 전지셀
CN202280011228.3A CN116868391A (zh) 2021-10-15 2022-10-24 电极组件和包括该电极组件的电池电芯

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020210137261A KR102876316B1 (ko) 2021-10-15 2021-10-15 전극 조립체 및 이를 포함하는 전지셀

Publications (2)

Publication Number Publication Date
KR20230053909A KR20230053909A (ko) 2023-04-24
KR102876316B1 true KR102876316B1 (ko) 2025-10-23

Family

ID=85988458

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020210137261A Active KR102876316B1 (ko) 2021-10-15 2021-10-15 전극 조립체 및 이를 포함하는 전지셀

Country Status (6)

Country Link
US (1) US20240097177A1 (https=)
EP (1) EP4261968A4 (https=)
JP (1) JP7604732B2 (https=)
KR (1) KR102876316B1 (https=)
CN (1) CN116868391A (https=)
WO (1) WO2023062613A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4726823A1 (en) * 2023-08-03 2026-04-15 LG Energy Solution, Ltd. Electrode assembly and secondary battery comprising same

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102664285A (zh) 2012-02-27 2012-09-12 宁德新能源科技有限公司 一种锂离子电池及其极片组合方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0917441A (ja) * 1995-06-27 1997-01-17 Sanyo Electric Co Ltd 折曲した電極板を内蔵する角形電池
KR101139016B1 (ko) 2009-06-17 2012-04-26 주식회사 엘지화학 다방향성 리드-탭 구조를 가진 리튬 이차 전지
JP2011138675A (ja) * 2009-12-28 2011-07-14 Panasonic Corp 非水系二次電池用電極群およびこれを用いた非水系二次電池
JP2014035998A (ja) * 2012-08-10 2014-02-24 Toyota Industries Corp 蓄電装置
US9246185B2 (en) * 2013-03-14 2016-01-26 Sion Power Corporation Electrochemical cell having a folded electrode and separator, battery including the same, and method of forming same
KR101551912B1 (ko) * 2013-11-01 2015-09-08 한국전기연구원 코인형 리튬 이온 전지 제조방법
DE102013019071A1 (de) 2013-11-15 2015-05-21 Karlsruher Institut für Technologie Elektrodenanordnung, Verfahren zu ihrer Herstellung und elektrochemische Zelle
JP2016115471A (ja) * 2014-12-12 2016-06-23 シチズンホールディングス株式会社 扁平型電池
US10312547B2 (en) * 2015-11-25 2019-06-04 Robert Bosch Battery Systems Llc Cross-woven electrode assembly
CN212783563U (zh) * 2020-09-25 2021-03-23 合肥国轩高科动力能源有限公司 锂离子电池及其卷芯结构

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102664285A (zh) 2012-02-27 2012-09-12 宁德新能源科技有限公司 一种锂离子电池及其极片组合方法

Also Published As

Publication number Publication date
JP2024504911A (ja) 2024-02-02
CN116868391A (zh) 2023-10-10
EP4261968A4 (en) 2025-01-01
US20240097177A1 (en) 2024-03-21
KR20230053909A (ko) 2023-04-24
JP7604732B2 (ja) 2024-12-24
WO2023062613A1 (ko) 2023-04-20
EP4261968A1 (en) 2023-10-18

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