The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 14, 2024

Filed:

Sep. 10, 2021
Applicant:

Lg Energy Solution, Ltd., Seoul, KR;

Inventors:

Il Geun Oh, Daejeon, KR;

Sun Young Shin, Daejeon, KR;

Se Hui Sohn, Daejeon, KR;

Yong Ju Lee, Daejeon, KR;

Se Mi Park, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/38 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/386 (2013.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01);
Abstract

The present invention relates to: a negative electrode active material including silicon-based composite particles containing SiO(0<x<2) and a MgSiOphase, wherein the MgSiOphase includes a first MgSiOphase having an enstatite structure and a second MgSiOphase having a clinoenstatite structure at a weight ratio of 1:1 to 1:5; a negative electrode including the same; and a secondary battery including the negative electrode.


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Oh, Il. (2024). Negative electrode active material, negative electrode including the negative electrode active material, and secondary battery including the negative electrode (U.S. Patent No. 11984587). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11984587

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