Title:
SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2024/085648
Kind Code:
A1
Abstract:
A secondary battery is provided that can increase the adhesion between a negative electrode and a separator on an electrolyte solution. According to one aspect of the present invention, provided is a secondary battery comprising: a negative electrode; a positive electrode; a separator interposed between the negative electrode and the positive electrode and including a porous substrate and a coating layer disposed on at least one surface of the porous substrate; and an electrolyte solution, wherein the negative electrode comprises a binder polymer including a first repeating unit, the coating layer includes a second repeating unit, and the first repeating unit and the second repeating unit are combined with each other.
Inventors:
SUNG IN HYOUK (KR)
SUNG DONG WOOK (KR)
KA KYUNG RYUN (KR)
KIM MIN JI (KR)
LEE JI SU (KR)
SUNG DONG WOOK (KR)
KA KYUNG RYUN (KR)
KIM MIN JI (KR)
LEE JI SU (KR)
Application Number:
PCT/KR2023/016160
Publication Date:
April 25, 2024
Filing Date:
October 18, 2023
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M50/46; H01M4/134; H01M4/38; H01M4/62; H01M10/058; H01M10/42; H01M50/403; H01M50/414; H01M50/449; H01M50/489
Foreign References:
| KR20130090724A | 2013-08-14 | |||
| KR20210084277A | 2021-07-07 | |||
| KR20140044757A | 2014-04-15 | |||
| JP2016076499A | 2016-05-12 | |||
| CN101740747A | 2010-06-16 |
Attorney, Agent or Firm:
IPCJ PATENT & LAW FIRM (KR)
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