Title:
INSULATION TAPE, JELLY ROLL, SECONDARY BATTERY, BATTERY PACK, AND VEHICLE
Document Type and Number:
WIPO Patent Application WO/2023/090937
Kind Code:
A1
Abstract:
The present invention provides a jelly roll comprising: an electrode assembly having a structure in which a first electrode, a separator, and a second electrode are stacked and wound; and an insulation tape which is provided to cover at least part of a side surface of the electrode assembly and at least part of an end of the electrode assembly, wherein the insulation tape has at least one notching pattern that is provided in an area covering at least part of the end of the electrode assembly. The present invention also provides a secondary battery, a battery module, and a battery pack including the jelly roll.
Inventors:
WON JIN HYEOK (KR)
RYU DUK HYUN (KR)
RYU DUK HYUN (KR)
Application Number:
PCT/KR2022/018310
Publication Date:
May 25, 2023
Filing Date:
November 18, 2022
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M50/595; H01M10/04; H01M50/586
Domestic Patent References:
| WO2014088332A1 | 2014-06-12 |
Foreign References:
| KR20180041979A | 2018-04-25 | |||
| KR20160110610A | 2016-09-22 | |||
| KR20150020888A | 2015-02-27 | |||
| KR20200039214A | 2020-04-16 | |||
| KR20210160779A | ||||
| US6677082B2 | 2004-01-13 | |||
| US6680143B2 | 2004-01-20 |
Attorney, Agent or Firm:
CHOI, Hee-Kyeong (KR)
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