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:
Sep. 28, 2021
Filed:
Oct. 25, 2018
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventors:
Kyunghoon Cho, Suwon-si, KR;
Seunghoon Nam, Seoul, KR;
Hwiyeol Park, Ansan-si, KR;
Hojung Yang, Suwon-si, KR;
Huisu Jeong, Hwaseong-si, KR;
Jin S. Heo, Suwon-si, KR;
Assignee:
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/525 (2010.01); H01M 4/131 (2010.01); H01M 4/04 (2006.01); H01M 4/505 (2010.01); H01M 4/1391 (2010.01); C30B 28/02 (2006.01); C30B 29/22 (2006.01); H01M 4/134 (2010.01); H01M 4/1395 (2010.01); H01M 4/38 (2006.01); H01M 10/0525 (2010.01); H01M 10/0562 (2010.01); H01M 10/052 (2010.01); H01M 10/0583 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/525 (2013.01); C30B 28/02 (2013.01); C30B 29/22 (2013.01); H01M 4/0404 (2013.01); H01M 4/0407 (2013.01); H01M 4/0471 (2013.01); H01M 4/131 (2013.01); H01M 4/134 (2013.01); H01M 4/1391 (2013.01); H01M 4/1395 (2013.01); H01M 4/382 (2013.01); H01M 4/505 (2013.01); H01M 10/0525 (2013.01); H01M 10/0562 (2013.01); H01M 10/052 (2013.01); H01M 10/0583 (2013.01); H01M 2004/021 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01); H01M 2220/30 (2013.01); H01M 2300/0068 (2013.01);
Abstract
A cathode includes a cathode collector layer, and a cathode active material layer on a surface of the cathode collector layer. The cathode active material layer includes a sintered polycrystalline material having a plurality of crystal grains of a lithium-based oxide, and each of the plurality of crystal grains includes a seed template, and a matrix crystal around the seed template, where the seed template is a single crystal and having a shape of a plate.