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:
Feb. 09, 2021
Filed:
Jan. 09, 2018
Applicant:
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Inventors:
Masoud Aryanpour, Malden, MA (US);
Young-Gyoon Ryu, Lexington, MA (US);
Yan Wang, Brookline, MA (US);
Assignee:
SAMSUNG ELECTRONICS CO., LTD., Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/48 (2010.01); H01M 10/24 (2006.01); H01M 10/04 (2006.01); H01M 4/04 (2006.01); H01M 4/485 (2010.01); H01M 4/525 (2010.01); H01M 4/02 (2006.01); H01M 10/054 (2010.01); C01G 37/00 (2006.01); C01G 53/00 (2006.01); C01G 51/00 (2006.01); C01G 49/00 (2006.01);
U.S. Cl.
CPC ...
H01M 4/48 (2013.01); C01G 37/00 (2013.01); C01G 49/0027 (2013.01); C01G 51/42 (2013.01); C01G 53/42 (2013.01); H01M 4/0471 (2013.01); H01M 4/485 (2013.01); H01M 4/525 (2013.01); H01M 10/04 (2013.01); H01M 10/24 (2013.01); C01P 2002/72 (2013.01); C01P 2006/40 (2013.01); H01M 10/054 (2013.01); H01M 2004/028 (2013.01);
Abstract
A positive electrode active material for a sodium ion battery includes a sodium complex oxide of the formula Na(MM)Ohaving an orthorhombic crystal structure, wherein Mand Mare each independently Ti, Cr, Fe, Co, Ni, Mn, V, or a combination there of provided that Mand Mare different from each other; and 0≤a≤1.