Title:
POUCH-TYPE SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2024/063617
Kind Code:
A1
Abstract:
A pouch-type secondary battery according to an embodiment of the present invention may include an electrode assembly and a pouch-type battery case. The pouch-type battery case may include: a cup part for accommodating the electrode assembly; a pair of first sealing parts positioned at both sides in the full-length direction of the cup part; and a second sealing part which connects the pair of first sealing parts and is positioned at one side in the full-width direction of the cup part. When the area of each of the first sealing parts is put as A mm2 and the weight of the electrode assembly is put as B g, A/B may be 0.29 or more.
Inventors:
KIM HYUN JIN (KR)
KIM CHANG HO (KR)
KIM SEON UK (KR)
KIM JAE MIN (KR)
KIM CHANG HO (KR)
KIM SEON UK (KR)
KIM JAE MIN (KR)
Application Number:
PCT/KR2023/014563
Publication Date:
March 28, 2024
Filing Date:
September 22, 2023
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M50/184; H01M50/105; H01M50/178
Foreign References:
| KR20140032701A | 2014-03-17 | |||
| KR20220014160A | 2022-02-04 | |||
| KR20220022850A | 2022-02-28 | |||
| KR20120060314A | 2012-06-12 | |||
| KR20220048453A | 2022-04-19 |
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
Download PDF:
Previous Patent: LITHIUM SECONDARY BATTERY
Next Patent: OPTICAL DEVICE AND ELECTRONIC DEVICE COMPRISNG SAME
Next Patent: OPTICAL DEVICE AND ELECTRONIC DEVICE COMPRISNG SAME