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:
Apr. 14, 2025
Filed:
Dec. 02, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Jung Min Han, Daejeon, KR;
Dong Hun Lee, Daejeon, KR;
Sung Bin Park, Daejeon, KR;
Hyung Man Cho, Daejeon, KR;
Jin Tae Hwang, Daejeon, KR;
Wang Mo Jung, Daejeon, KR;
Assignee:
LG Energy Solution, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/50 (2009.12); H01M 4/505 (2009.12); H01M 4/52 (2009.12); H01M 4/525 (2009.12); H01M 10/05 (2009.12); H01M 10/0525 (2009.12); H01M 4/02 (2005.12);
U.S. Cl.
CPC ...
H01M 4/505 (2012.12); H01M 4/525 (2012.12); H01M 10/0525 (2012.12); H01M 2004/028 (2012.12);
Abstract
A positive electrode material and a method of producing thereof is provided. The positive electrode material having a bimodal particle diameter distribution and including large-diameter particles and small-diameter particles, wherein the small-diameter particle is a lithium composite transition metal oxide in the form of a single particle and containing a rock salt phase formed on a surface portion thereof.