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. 05, 2017
Filed:
Oct. 29, 2014
Applicant:
SK Innovation Co., Ltd., Seoul, KR;
Inventors:
Young Shol Kim, Daejeon, KR;
Ku Bong Chung, Daejeon, KR;
Jeong Soo Kim, Daejeon, KR;
Seung Hwan Jo, Daejeon, KR;
Assignee:
SK Innovation Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); H01M 10/054 (2010.01); H01M 2/02 (2006.01); H01M 4/58 (2010.01); H01M 4/66 (2006.01); H01M 4/80 (2006.01); H01M 10/39 (2006.01);
U.S. Cl.
CPC ...
H01M 10/054 (2013.01); H01M 4/582 (2013.01); H01M 4/663 (2013.01); H01M 4/806 (2013.01); H01M 10/39 (2013.01);
Abstract
Provided is a sodium secondary battery including: a sodium ion conductive solid electrolyte separating an anode space and a cathode space from each other; an anode positioned in the anode space and containing sodium; a cathode solution positioned in the cathode space; and a cathode immersed in the cathode solution and including graphite felt formed with open pore channel of which an opening part is formed on a surface of the graphite felt facing the solid electrolyte.