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:
Sep. 16, 2025

Filed:

Oct. 21, 2021
Applicant:

Lg Energy Solution, Ltd., Seoul, KR;

Inventors:

Yochan Jeong, Daejeon, KR;

Kwonnam Sohn, Daejeon, KR;

Changhoon Lee, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); C01B 32/318 (2017.01); C01B 32/348 (2017.01); H01M 4/02 (2006.01); H01M 4/38 (2006.01); H01M 4/587 (2010.01);
U.S. Cl.
CPC ...
H01M 4/364 (2013.01); C01B 32/318 (2017.08); C01B 32/348 (2017.08); H01M 4/366 (2013.01); H01M 4/38 (2013.01); H01M 4/587 (2013.01); C01P 2002/85 (2013.01); C01P 2004/03 (2013.01); C01P 2004/82 (2013.01); C01P 2006/12 (2013.01); C01P 2006/40 (2013.01); H01M 2004/021 (2013.01); H01M 2004/028 (2013.01);
Abstract

The present disclosure provides a porous carbon material having a core-shell structure, which comprises a core comprising a structure formed by stacking carbon sheets, and a shell comprising carbon surrounding the core, and a preparation method thereof, a sulfur-carbon composite comprising the same, and a lithium secondary battery comprising the same.


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