WO2022158862A3 - 전극 조립체, 배터리 및 이를 포함하는 배터리 팩 및 자동차 - Google Patents

전극 조립체, 배터리 및 이를 포함하는 배터리 팩 및 자동차 Download PDF

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Publication number
WO2022158862A3
WO2022158862A3 PCT/KR2022/001010 KR2022001010W WO2022158862A3 WO 2022158862 A3 WO2022158862 A3 WO 2022158862A3 KR 2022001010 W KR2022001010 W KR 2022001010W WO 2022158862 A3 WO2022158862 A3 WO 2022158862A3
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WO
WIPO (PCT)
Prior art keywords
electrode assembly
battery
electrode
vehicle
same
Prior art date
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PCT/KR2022/001010
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English (en)
French (fr)
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WO2022158862A2 (ko
Inventor
임혜진
공진학
이순오
최규현
김도균
최수지
황보광수
민건우
조민기
임재원
김학균
이제준
정지민
김재웅
박종식
최유성
이병구
류덕현
이관희
이재은
강보현
박필규
Original Assignee
주식회사 엘지에너지솔루션
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Publication date
Priority claimed from KR1020210137856A external-priority patent/KR20220105112A/ko
Priority claimed from KR1020210194593A external-priority patent/KR20220105118A/ko
Application filed by 주식회사 엘지에너지솔루션 filed Critical 주식회사 엘지에너지솔루션
Priority to CN202280010641.8A priority Critical patent/CN116783771A/zh
Priority to JP2023528505A priority patent/JP2023550338A/ja
Priority to CA3204064A priority patent/CA3204064A1/en
Priority to US18/273,010 priority patent/US20240128517A1/en
Priority to EP22742838.0A priority patent/EP4243195A2/en
Publication of WO2022158862A2 publication Critical patent/WO2022158862A2/ko
Publication of WO2022158862A3 publication Critical patent/WO2022158862A3/ko

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    • H—ELECTRICITY
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    • H01M50/574—Devices or arrangements for the interruption of current
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    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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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)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)
  • Sealing Battery Cases Or Jackets (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Gas Exhaust Devices For Batteries (AREA)
  • Passenger Equipment (AREA)
  • Cell Separators (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
  • Primary Cells (AREA)

Abstract

본 발명은 전극 조립체, 배터리, 및 이를 포함하는 배터리 팩 및 자동차를 개시한다. 전극 조립체는, 제1전극 및 제2전극과 이들 사이에 개재된 분리막이 하나의 축을 중심으로 권취되어 코어와 외주면을 정의하는 전극 조립체로서, 상기 제1전극은 장변 단부에 상기 전극 조립체의 권취 축 방향을 따라 상기 분리막의 외부로 노출된 무지부를 포함하고, 상기 무지부의 일부는 상기 전극 조립체의 반경 방향으로 절곡되어 절곡 표면영역을 형성하고, 상기 절곡 표면영역의 일부 영역은 상기 전극 조립체의 권취 축 방향으로 상기 무지부의 적층수가 10 이상일 수 있다.
PCT/KR2022/001010 2021-01-19 2022-01-19 전극 조립체, 배터리 및 이를 포함하는 배터리 팩 및 자동차 WO2022158862A2 (ko)

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