Title:
POSITIVE ELECTRODE FOR SECONDARY BATTERY COMPRISING NOVEL DISPERSANT, ELECTRODE ASSEMBLY COMPRISING SAME, AND SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2023/059067
Kind Code:
A1
Abstract:
According to the present embodiment, provided are: a positive electrode for a secondary battery, the positive electrode being formed on at least one surface of a current collector and comprising a positive electrode mixture layer including a positive electrode active material, a conductive material, a binder, and a dispersant, wherein the dispersant is a mixture of a butadiene-acrylonitrile-based first dispersant and a styrene-ethylene oxide (EO)-based second dispersant, and the dispersant is included in an amount of greater than or equal to 0.1 wt% and less than 0.3 wt% with respect to the total weight of the positive electrode mixture layer; an electrode assembly comprising same; and a secondary battery.
Inventors:
NOH JAEKYO (KR)
LEE KWAN SOO (KR)
KOO SEONGMO (KR)
LEE KWAN SOO (KR)
KOO SEONGMO (KR)
Application Number:
PCT/KR2022/015003
Publication Date:
April 13, 2023
Filing Date:
October 05, 2022
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M4/62; H01M4/02; H01M4/131; H01M4/1391; H01M10/052; H01M10/0587
Foreign References:
| KR20200132721A | 2020-11-25 | |||
| KR20160006535A | 2016-01-19 | |||
| KR20180107759A | 2018-10-02 | |||
| KR20120021807A | 2012-03-09 | |||
| KR20120079597A | 2012-07-13 | |||
| KR20190037277A | 2019-04-05 |
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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