Title:
HEAT RESISTANT LAYER COMPOSITION, LITHIUM SECONDARY BATTERY SEPARATOR COMPRISING HEAT RESISTANT LAYER FORMED THEREFROM, AND LITHIUM SECONDARY BATTERY COMPRISING SAME
Document Type and Number:
WIPO Patent Application WO/2020/111432
Kind Code:
A1
Abstract:
The present invention relates to: a heat resistant layer composition; a heat resistant layer formed therefrom; and a lithium secondary battery separator and a lithium secondary battery which comprise same, the heat resistant layer composition comprising: an acrylic copolymer comprising a first structural unit, which is derived from (meth)acrylamide, and a second structural unit, which comprises at least one from among a structural unit derived from (meth)acrylic acid or a (meth)acrylate, a structural unit derived from (meth)acrylonitrile and a structural unit derived from (meth)acrylamidosulfonic acid or a salt thereof; a cross-linking agent containing at least one functional group from among an aldehyde group, an epoxy group, an amide group, an imide group, an amine group and a silane-based group; and a solvent.
Inventors:
CHOI YEONJOO (KR)
KIM GAIN (KR)
KIM YANGSEOB (KR)
KIM YONGKYOUNG (KR)
LEE JUNGYOON (KR)
KIM GAIN (KR)
KIM YANGSEOB (KR)
KIM YONGKYOUNG (KR)
LEE JUNGYOON (KR)
Application Number:
PCT/KR2019/008782
Publication Date:
June 04, 2020
Filing Date:
July 16, 2019
Export Citation:
Assignee:
SAMSUNG SDI CO LTD (KR)
International Classes:
C08L33/26; C08F220/06; C08F220/18; C08F220/46; C08F220/56; C08K5/00; C08L33/02; C08L33/08; C08L33/20; H01M2/16
Foreign References:
| KR20180109740A | 2018-10-08 | |||
| KR20050018669A | 2005-02-23 | |||
| JP2015536030A | 2015-12-17 | |||
| KR20140026856A | 2014-03-06 | |||
| KR20160128726A | 2016-11-08 |
Attorney, Agent or Firm:
PANKOREA PATENT AND LAW FIRM (KR)
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