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:
Aug. 01, 2017
Filed:
Jun. 19, 2013
Applicant:
Cabot Corporation, Boston, MA (US);
Inventors:
Ned J. Hardman, Belmont, CA (US);
Berislav Blizanac, Acton, MA (US);
Aurelien L. DuPasquier, Westford, MA (US);
Miodrag Oljaca, Concord, MA (US);
Agathagelos Kyrlidis, Cambridge, MA (US);
Assignee:
Cabot Corporation, Boston, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); H01M 4/587 (2010.01); H01M 4/62 (2006.01); H01M 4/04 (2006.01); H01M 4/1393 (2010.01); H01M 4/131 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/587 (2013.01); H01M 4/0402 (2013.01); H01M 4/1393 (2013.01); H01M 4/364 (2013.01); H01M 4/623 (2013.01); H01M 4/625 (2013.01); H01M 4/131 (2013.01); H01M 2004/021 (2013.01); H01M 2004/028 (2013.01);
Abstract
Disclosed herein are cathode formulations comprising graphenes. One embodiment provides a cathode formulation comprising an electroactive material, and graphene interspersed with the electroactive material, wherein a ratio of (mean electroactive material domain size)/(mean graphene lateral domain size) ranges from 3:2 to 15:1. Also disclosed are cathodes comprising such materials and methods of making such cathodes.