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:
Mar. 27, 2018
Filed:
Aug. 04, 2014
Applicant:
Uchicago Argonne, Llc, Chicago, IL (US);
Inventors:
Jun Lu, Bolingbrook, IL (US);
Khalil Amine, Oakbrook, IL (US);
Xiaoping Wang, Naperville, IL (US);
Xiangyi Luo, Westmont, IL (US);
Deborah J. Myers, Lisle, IL (US);
Assignee:
UCHICAGO ARGONNE, LLC, Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/92 (2006.01); H01M 4/38 (2006.01); H01M 12/08 (2006.01); H01M 4/90 (2006.01); H01M 4/86 (2006.01);
U.S. Cl.
CPC ...
H01M 12/08 (2013.01); H01M 4/382 (2013.01); H01M 4/9041 (2013.01); H01M 4/921 (2013.01); H01M 4/926 (2013.01); H01M 4/381 (2013.01); H01M 2004/8689 (2013.01); H01M 2300/0028 (2013.01); Y02E 60/128 (2013.01);
Abstract
A lithium-air battery cathode catalyst includes core-shell nanoparticles on a carbon support, wherein: a core of the core-shell nanoparticles is platinum metal; and a shell of the core-shell nanoparticles is copper metal; wherein: the core-shell nanoparticles have a weight ratio of the copper metal to the platinum metal from about 4% to about 6% copper to from about 2% to about 12% platinum, with a remaining percentage being the carbon support.