Title:
NEGATIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, METHOD FOR PREPARING NEGATIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY COMPRISING NEGATIVE ELECTRODE
Document Type and Number:
WIPO Patent Application WO/2023/153603
Kind Code:
A1
Abstract:
A negative electrode for a lithium secondary battery, a method for preparing a negative electrode for a lithium secondary battery, and a lithium secondary battery comprising the negative electrode are described herein. The negative electrode comprises: a negative electrode current collector; a first negative active material layer on a first surface of the negative electrode current collector; and a second negative active material layer on a second surface of the negative electrode current collector, wherein a weight loading amount (A) of a first negative electrode active material layer composition and a weight loading amount (B) of a second negative electrode active material layer composition satisfy the following Equation 1: [Equation 1] 10 < (B / (A+B)) X 100 (%) < 50.
Inventors:
JUN CHAN SOO (KR)
KWON YOHAN (KR)
PARK SU JIN (KR)
LEE JAEWOOK (KR)
KWON YOHAN (KR)
PARK SU JIN (KR)
LEE JAEWOOK (KR)
Application Number:
PCT/KR2022/019534
Publication Date:
August 17, 2023
Filing Date:
December 02, 2022
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M4/13; H01M4/02; H01M4/04; H01M4/38; H01M4/48; H01M4/583; H01M10/052
Domestic Patent References:
| WO2023282684A1 | 2023-01-12 |
Foreign References:
| US20150340732A1 | 2015-11-26 | |||
| US20200335769A1 | 2020-10-22 | |||
| KR20170030791A | 2017-03-20 | |||
| KR20210143980A | 2021-11-30 | |||
| KR20200089813A | 2020-07-28 | |||
| KR20220016616A | 2022-02-10 | |||
| JP2009080971A | 2009-04-16 |
Attorney, Agent or Firm:
CHOI, Hee-Kyeong (KR)
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