Title:
METHOD FOR SEALING POUCH OF POUCH-TYPE SECONDARY BATTERY AND MAIN SEALING TOOL USED IN SAME METHOD
Document Type and Number:
WIPO Patent Application WO/2023/059068
Kind Code:
A1
Abstract:
The present invention provides a method for sealing a pouch of a pouch-type secondary battery capable of ensuring excellent sealing and insulating properties while maximally reducing the ratio of a dead space caused by a sealing portion of the pouch-type secondary battery, and a sealing tool used in the method.
Inventors:
PARK SUJIN (KR)
LEE MINJAE (KR)
SEOL JU YEONG (KR)
KIM JIN KYU (KR)
YANG HEEJUNE (KR)
LEE MINJAE (KR)
SEOL JU YEONG (KR)
KIM JIN KYU (KR)
YANG HEEJUNE (KR)
Application Number:
PCT/KR2022/015004
Publication Date:
April 13, 2023
Filing Date:
October 05, 2022
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M50/178; B29C65/00; H01M10/04; H01M50/105; H01M50/548; H01M50/557; B29L31/00
Foreign References:
| KR20150037077A | 2015-04-08 | |||
| CN209785987U | 2019-12-13 | |||
| KR20190023649A | 2019-03-08 | |||
| KR20160038600A | 2016-04-07 | |||
| US20210013538A1 | 2021-01-14 | |||
| KR20210132371A | 2021-11-04 | |||
| KR100883919B1 | 2009-02-18 |
Attorney, Agent or Firm:
KIM, Sung Ho (KR)
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