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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.:

US 11038159 B1

PDFFull Text
Date of Patent:
Jun. 15, 2021

Filed:

Jan. 26, 2018

Positive electrode active material for lithium secondary battery including lithium cobalt oxide having core-shell structure, method for producing the same, and positive electrode and secondary battery including the positive electrode active material

Applicant:

Lg Chem, Ltd., Seoul, KR;

Inventors:

Chi Ho Jo, Daejeon, KR;

Sungbin Park, Daejeon, KR;

Jiyoung Park, Daejeon, KR;

Bo Ram Lee, Daejeon, KR;

Jungmin Han, Daejeon, KR;

Hyuck Hur, Daejeon, KR;

Wang Mo Jung, Daejeon, KR;

Assignee:

LG Chem, Ltd.;

Attorney:

Lerner, David, Littenberg, Krumholz & Mentlik, LLP

Primary Examiner:

Jonathan Crepeau

Int. Cl.
CPC ...
H01M 4/131 (2010.01); H01M 10/052 (2010.01); H01M 4/525 (2010.01); C01G 51/00 (2006.01); H01M 4/36 (2006.01); H01M 4/485 (2010.01); H01M 4/505 (2010.01);
U.S. Cl.
CPC ...
H01M 4/131 (2013.01); C01G 51/006 (2013.01); C01G 51/42 (2013.01); H01M 4/36 (2013.01); H01M 4/485 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 10/052 (2013.01); C01P 2002/52 (2013.01); C01P 2004/84 (2013.01); C01P 2006/40 (2013.01); Y02E 60/10 (2013.01); Y02T 10/70 (2013.01);
Abstract

The present invention relates to a positive electrode active material for a lithium secondary battery including a lithium cobalt oxide having a core-shell structure, wherein the lithium cobalt-doped oxide of the core and the lithium cobalt-doped oxide of the shell include each independently three kinds of dopants and satisfy specific conditions, a method for producing the same, and a positive electrode and a secondary battery containing the positive electrode active material.

Find Patent Forward Citations

Jo, Chi. (2021). Positive electrode active material for lithium secondary battery including lithium cobalt oxide having core-shell structure, method for producing the same, and positive electrode and secondary battery including the positive electrode active material (U.S. Patent No. 11038159). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11038159

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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