US 9,812,710 B2
Copper doped SVO compounds as high rate cathode materials
Hong Gan, Miller Place, NY (US); Joseph Lehnes, Williamsville, NY (US); and Weibing Xing, Littleton, CO (US)
Assigned to Greatbatch Ltd., Clarence, NY (US)
Filed by Greatbatch Ltd., Clarence, NY (US)
Filed on Nov. 24, 2014, as Appl. No. 14/552,040.
Claims priority of provisional application 61/907,655, filed on Nov. 22, 2013.
Prior Publication US 2015/0147647 A1, May 28, 2015
Int. Cl. H01M 4/54 (2006.01); H01M 8/20 (2006.01); H01M 4/48 (2010.01); H01M 8/18 (2006.01)
CPC H01M 4/54 (2013.01) [H01M 4/483 (2013.01); H01M 8/188 (2013.01); H01M 8/20 (2013.01); Y02E 60/528 (2013.01)] 31 Claims
OG exemplary drawing
1. An electrochemical cell, comprising:
a) an anode of a Group IA metal;
b) a cathode comprising a cathode active material as a mixture of vanadium oxide and either a copper oxide and a silver nitrate, or a copper nitrate and a silver oxide, wherein the cathode active material has a general formula of CuxAgyV4Oz, wherein 0.01≤x≤4.0, 0.1≤y≤4.0 and 7.01≤z≤13.5; and
c) an ionically conductive electrolyte activating the anode and the cathode.