Title:
熱伝導性樹脂で満たされた中空を有する二次電池
Document Type and Number:
Japanese Patent JP7163317
Kind Code:
B2
Abstract:
The present invention provides a secondary battery including: an electrode assembly ('jelly-roll') having a structure in which a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode are wound together; a can main body inside of which a hollow having an open side is formed and in which the electrode assembly is accommodated in a shape surrounding the hollow; and a top cover mounted on an open upper end portion of the can main body to seal the can main body, wherein one of a bottom portion of the can main body and the top cover may be formed with a through-hole communicating with the hollow of the can main body, and at least 50 % of a total volume of the hollow is filled with a thermally conductive resin, and provides a secondary battery pack including the secondary battery.
Inventors:
Hyun Kwon Kim
Sun Wook Kim
Ha Young Ho
Sun Wook Kim
Ha Young Ho
Application Number:
JP2019568245A
Publication Date:
October 31, 2022
Filing Date:
November 07, 2018
Export Citation:
Assignee:
LG Energy Solution Limited
International Classes:
H01M10/654; H01M10/04; H01M10/0587; H01M10/613; H01M10/643; H01M10/651; H01M10/653; H01M10/655; H01M10/6554; H01M50/20; H01M50/524
Domestic Patent References:
| JP2014036014A | ||||
| JP2013004402A | ||||
| JP2007311274A |
Foreign References:
| US20120052351 | ||||
| US20120196163 | ||||
| KR1020160146587A | ||||
| KR1020170070542A |
Attorney, Agent or Firm:
Masato Iida
Shinya Mihiro
Shinya Mihiro
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