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:
Jan. 07, 2025

Filed:

Nov. 24, 2023
Applicant:

Lg Energy Solution, Ltd., Seoul, KR;

Inventors:

Min-Su Kim, Daejeon, KR;

Da-Young Kang, Daejeon, KR;

Bong-Soo Kim, Daejeon, KR;

Seung-Bo Yang, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/38 (2006.01); H01M 4/02 (2006.01); H01M 4/36 (2006.01); H01M 4/583 (2010.01);
U.S. Cl.
CPC ...
H01M 4/382 (2013.01); H01M 4/362 (2013.01); H01M 4/583 (2013.01); H01M 2004/028 (2013.01);
Abstract

The present disclosure relates to a positive electrode active material for a lithium-sulfur battery, and the positive electrode active material of the present disclosure includes a sulfur-carbon composite, wherein the sulfur-carbon composite includes a porous carbon material and a sulfur-based material disposed on at least a portion of an inside of pores and a surface of the porous carbon material, wherein the sulfur-based material includes at least one of sulfur (S) or a sulfur compound, and wherein the porous carbon material satisfies one or more of the following conditions:


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