US 11,955,636 B2
Rechargeable lithium sulfur and/or selenium battery
Matthew Li, Chicago, IL (US); Khalil Amine, Oakbrook, IL (US); and Jun Lu, Naperville, IL (US)
Assigned to UCHICAGO ARGONNE, LLC, Chicago, IL (US)
Filed by UCHICAGO ARGONNE, LLC, Chicago, IL (US)
Filed on Sep. 17, 2021, as Appl. No. 17/477,828.
Claims priority of provisional application 63/082,520, filed on Sep. 24, 2020.
Prior Publication US 2022/0123312 A1, Apr. 21, 2022
Int. Cl. H01M 4/00 (2006.01); H01M 4/58 (2010.01); H01M 10/0525 (2010.01); H01M 10/0569 (2010.01); H01M 4/02 (2006.01); H01M 4/133 (2010.01); H01M 4/134 (2010.01); H01M 4/62 (2006.01); H01M 4/66 (2006.01)
CPC H01M 4/5815 (2013.01) [H01M 10/0525 (2013.01); H01M 10/0569 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01); H01M 4/133 (2013.01); H01M 4/134 (2013.01); H01M 4/625 (2013.01); H01M 4/661 (2013.01); H01M 2300/0028 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An electrochemical device comprising:
a cathode comprising:
a first cathode component comprising lithium and SexSy, wherein x+y=1, 0≤x≤1, and 0≤y≤1; and
a second cathode component comprising sodium sulfide, sodium selenide, or a mixture thereof;
an anode;
a porous separator; and
a non-aqueous electrolyte comprising one or more lithium salts, and one or more aprotic solvents;
wherein:
the electrochemical device is a lithium sulfur and/or lithium selenide battery.