logo

For the Inventor, By the Inventor

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 9979019 B1

PDFFull Text
Date of Patent:
May. 22, 2018

Filed:

Oct. 23, 2015

Composite positive electrode active material, method of manufacturing the same, positive electrode including the composite positive electrode active material, and lithium secondary battery including the positive electrode

Applicants:

Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;

Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;

Inventors:

Byongyong Yu, Suwon-si, KR;

Donghan Kim, Suwon-si, KR;

Jinhwan Park, Seoul, KR;

Jayhyok Song, Suwon-si, KR;

Andrei Kapylou, Suwon-si, KR;

Sungjin Ahn, Anyang-si, KR;

Assignees:

SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;

SAMSUNG SDI CO., LTD., Gyeonggi-Do, KR;

Attorney:

Cantor Colburn LLP

Primary Examiner:

Gregg Cantelmo

Int. Cl.
CPC ...
H01M 4/485 (2010.01); H01M 4/58 (2010.01); H01M 4/505 (2010.01); H01M 10/052 (2010.01); H01M 10/0525 (2010.01); C01G 53/04 (2006.01); C01G 53/00 (2006.01);
U.S. Cl.
CPC ...
H01M 4/485 (2013.01); C01G 53/50 (2013.01); H01M 4/505 (2013.01); H01M 4/582 (2013.01); H01M 10/0525 (2013.01); C01P 2002/50 (2013.01); C01P 2002/52 (2013.01); C01P 2002/70 (2013.01); C01P 2004/03 (2013.01); C01P 2004/61 (2013.01); C01P 2006/10 (2013.01); H01M 10/052 (2013.01); Y02T 10/7011 (2013.01);
Abstract

A composite positive electrode active material including: an overlithiated layered oxide (OLO) including vanadium (V) and magnesium (Mg), wherein the vanadium and magnesium have a molar ratio of about 1:2. Also a method of manufacturing the composite positive electrode active material, a positive electrode including the composite positive electrode, and a lithium battery including the positive electrode.

Find Patent Forward Citations

Loading…