Title:
SEPARATOR FOR SECONDARY BATTERY WITH EXCELLENT ELECTROLYTE WETTING PROPERTY
Document Type and Number:
WIPO Patent Application WO/2021/049812
Kind Code:
A1
Abstract:
The present invention provides a separator for a secondary battery in which a coating layer is formed on a separator substrate and of which the electrolyte wetting property is significantly improved, wherein the coating layer is formed on at least one surface of the separator substrate, the coating layer includes an acrylate-based binder and an additive, and the additive includes a fluorine-based nonionic surfactant.
Inventors:
KA KYUNG RYUN (KR)
LEE SANG JOON (KR)
SUNG IN HYOUK (KR)
LEE JE AN (KR)
LEE SANG JOON (KR)
SUNG IN HYOUK (KR)
LEE JE AN (KR)
Application Number:
PCT/KR2020/011799
Publication Date:
March 18, 2021
Filing Date:
September 02, 2020
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
H01M10/052
Foreign References:
| KR20170091149A | 2017-08-08 | |||
| KR20100084030A | 2010-07-23 | |||
| US20130330590A1 | 2013-12-12 | |||
| US20160197327A1 | 2016-07-07 | |||
| KR20070077231A | 2007-07-26 | |||
| KR20190112581A | 2019-10-07 | |||
| KR20170022977A | 2017-03-02 | |||
| KR101488918B1 | 2015-02-03 | |||
| KR101820459B1 | 2018-01-19 |
Other References:
See also references of EP 3985770A4
Attorney, Agent or Firm:
MYUNGRYUN IP & LAW FIRM (KR)
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