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.
Patent No.:
Date of Patent:
Dec. 08, 2020
Filed:
Nov. 28, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Byoungkuk Son, Daejeon, KR;
Minchul Jang, Daejeon, KR;
Min Seo Kim, Daejeon, KR;
Da Young Sung, Daejeon, KR;
Seong Ho Lee, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/62 (2006.01); H01M 4/13 (2010.01); H01M 4/38 (2006.01); H01M 10/052 (2010.01); H01M 4/04 (2006.01); H01M 4/40 (2006.01); H01M 10/0568 (2010.01); H01M 4/136 (2010.01);
U.S. Cl.
CPC ...
H01M 4/628 (2013.01); H01M 4/0409 (2013.01); H01M 4/13 (2013.01); H01M 4/38 (2013.01); H01M 4/382 (2013.01); H01M 4/386 (2013.01); H01M 4/405 (2013.01); H01M 4/62 (2013.01); H01M 4/625 (2013.01); H01M 10/052 (2013.01); H01M 10/0568 (2013.01); H01M 4/136 (2013.01); H01M 2220/20 (2013.01); H01M 2220/30 (2013.01); Y02T 10/70 (2013.01);
Abstract
The present application relates to a cathode for a lithium-sulfur battery and a method of preparing the same. More specifically, the cathode for a lithium-sulfur battery according to an exemplary embodiment of the present application includes: a cathode active part including a sulfur-carbon composite; and a cathode coating layer including an amphiphilic polymer provided on at least one portion of a surface of the cathode active part and including a hydrophilic portion and a hydrophobic portion.