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:
May. 28, 2019

Filed:

Jun. 06, 2012
Applicants:

So-yeon Kim, Suwon-si, KR;

Kyu-sung Park, Suwon-si, KR;

Young-min Choi, Suwon-si, KR;

Won-chang Choi, Yongin-si, KR;

Min-sang Song, Seongnam-si, KR;

Gue-sung Kim, Yongin-si, KR;

Ryoung-hee Kim, Yongin-si, KR;

Inventors:

So-yeon Kim, Suwon-si, KR;

Kyu-sung Park, Suwon-si, KR;

Young-min Choi, Suwon-si, KR;

Won-chang Choi, Yongin-si, KR;

Min-sang Song, Seongnam-si, KR;

Gue-sung Kim, Yongin-si, KR;

Ryoung-hee Kim, Yongin-si, KR;

Assignee:

Samsung SDI Co., Ltd., Yongin-Si, Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/48 (2010.01); H01M 4/36 (2006.01); H01M 4/50 (2010.01); H01M 4/52 (2010.01); H01M 4/58 (2010.01); H01M 4/485 (2010.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
H01M 4/485 (2013.01); H01M 4/364 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/58 (2013.01); H01M 4/5825 (2013.01); H01M 10/052 (2013.01);
Abstract

A composite cathode active material including an overlithiated metal oxide having a layered structure, a material having an olivine structure, and one or more of: an inorganic material, and nitrogen atoms doped in the material having an olivine structure. The inorganic material includes a nitride or carbide of a non-transition metal. The composite cathode active material may be included in a cathode, and the cathode may be included in a lithium battery.


Find Patent Forward Citations

Loading…