Title:
NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, LITHIUM SECONDARY BATTERY INCLUDING SAME, AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2023/068432
Kind Code:
A1
Abstract:
An embodiment of the present invention provides: a negative electrode active material for a lithium secondary battery, wherein the negative electrode active material has silicon nanoparticles distributed in a silicon alloy and contains a Si-Al-Ni-B composition; and a method for producing same. Accordingly, a negative electrode active material for a lithium secondary battery can be provided, wherein the negative electrode active material has a controlled volume expansion rate and excellent electrical properties.
Inventors:
LEE TAE KYUNG (KR)
YANG SEUNG NAM (KR)
CHOI NAM KYU (KR)
YANG SEUNG NAM (KR)
CHOI NAM KYU (KR)
Application Number:
PCT/KR2021/016874
Publication Date:
April 27, 2023
Filing Date:
November 17, 2021
Export Citation:
Assignee:
CHANG SUNG CO (KR)
International Classes:
H01M4/36; B22F9/08; H01M4/02; H01M4/38; H01M4/62; H01M10/052; H01M50/109
Foreign References:
| KR20130114007A | 2013-10-16 | |||
| JPH08209207A | 1996-08-13 | |||
| KR20170132620A | 2017-12-04 | |||
| KR20210021789A | 2021-03-02 | |||
| KR20040047813A | 2004-06-05 | |||
| KR102376462B1 | 2022-03-22 |
Attorney, Agent or Firm:
HAN, Sang Soo (KR)
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