Title:
SEPARATOR FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2020/179977
Kind Code:
A1
Abstract:
The present disclosure relates to a separator for lithium secondary batteries, and a lithium secondary battery including same, the separator comprising: a porous substrate; and a heat-resistance layer positioned on at least one surface of the porous substrate, wherein the heat-resistance layer comprises a first coating layer including alumina, and a second coating layer including magnesium hydroxide, and the first coating layer and the second coating layer are in a consecutively laminated form on the porous substrate.
Inventors:
CHO MINHO (KR)
KIM RAE SUNG (KR)
KIM HANA (KR)
PARK MYUNGKOOK (KR)
YANG SEUNG RIM (KR)
LEE BYUNGMIN (KR)
JANG JUNGSUE (KR)
JUNG BOKYUNG (KR)
KIM RAE SUNG (KR)
KIM HANA (KR)
PARK MYUNGKOOK (KR)
YANG SEUNG RIM (KR)
LEE BYUNGMIN (KR)
JANG JUNGSUE (KR)
JUNG BOKYUNG (KR)
Application Number:
PCT/KR2019/009312
Publication Date:
September 10, 2020
Filing Date:
July 26, 2019
Export Citation:
Assignee:
SAMSUNG SDI CO LTD (KR)
SAMSUNG ELECTRONICS CO LTD (KR)
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
H01M10/052; H01M10/42; H01M50/409; H01M50/443
Foreign References:
| KR20140070484A | 2014-06-10 | |||
| KR20180023878A | 2018-03-07 | |||
| KR20170129641A | 2017-11-27 | |||
| US20110171514A1 | 2011-07-14 | |||
| KR20140073957A | 2014-06-17 |
Attorney, Agent or Firm:
PANKOREA PATENT AND LAW FIRM (KR)
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