Title:
SEPARATOR COMPRISING POROUS ADHESIVE LAYER, AND LITHIUM SECONDARY BATTERY USING SAME
Document Type and Number:
WIPO Patent Application WO/2017/188537
Kind Code:
A1
Abstract:
The present invention relates to a separator, a manufacturing method therefor, and a lithium secondary battery comprising the same, the separator comprising: a porous substrate; and a porous adhesive layer formed on one surface or both surfaces of the porous substrate, wherein the porous adhesive layer comprises a nitrogen-containing binder and polyvinylidene fluoride-based polymer microparticles having an average diameter of 200-700 nm, and the total thickness of the porous adhesive layer is 1 μm or less.
Inventors:
KANG SEYEONG (KR)
KIM GAIN (KR)
KIM BYUNG-SOO (KR)
KIM YONGKYOUNG (KR)
KIM GAIN (KR)
KIM BYUNG-SOO (KR)
KIM YONGKYOUNG (KR)
Application Number:
PCT/KR2016/013186
Publication Date:
November 02, 2017
Filing Date:
November 16, 2016
Export Citation:
Assignee:
SAMSUNG SDI CO LTD (KR)
International Classes:
H01M10/0525; H01M50/403; H01M50/42; H01M50/423; H01M50/426; H01M50/443; H01M50/451; H01M50/457; H01M50/491
Foreign References:
| JP2010231957A | 2010-10-14 | |||
| KR20140066786A | 2014-06-02 | |||
| KR20150106810A | 2015-09-22 | |||
| JP2013101954A | 2013-05-23 | |||
| KR20090085538A | 2009-08-07 |
Attorney, Agent or Firm:
PANKOREA PATENT AND LAW FIRM (KR)
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