US 12,224,431 B2
Coating of electrode materials for energy storage devices
Jin-Myoung Lim, Coppell, TX (US); Fantai Kong, McKinney, TX (US); and Mark Griffin, Dallas, TX (US)
Assigned to Hunt Energy Enterprises, L.L.C., Dallas, TX (US)
Filed by Hunt Energy Enterprises, L.L.C., Dallas, TX (US)
Filed on May 23, 2022, as Appl. No. 17/751,100.
Application 17/751,100 is a continuation in part of application No. 17/152,515, filed on Jan. 19, 2021, granted, now 11,342,556.
Claims priority of provisional application 62/976,699, filed on Feb. 14, 2020.
Claims priority of provisional application 62/962,638, filed on Jan. 17, 2020.
Prior Publication US 2022/0293921 A1, Sep. 15, 2022
Int. Cl. H01M 4/36 (2006.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 4/58 (2010.01); H01M 4/62 (2006.01); H01M 4/02 (2006.01)
CPC H01M 4/366 (2013.01) [H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/5825 (2013.01); H01M 4/625 (2013.01); H01M 2004/021 (2013.01); H01M 2004/028 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A coated cathode material comprising:
a lithium battery cathode material comprising a lithium transition metal oxide;
a first sub-nanoscale lithium metal oxide coating on the lithium battery cathode material; and
a second sub-nanoscale metal oxide coating disposed on the first sub-nanoscale lithium metal oxide coating; wherein the first sub-nanoscale lithium metal oxide and the second sub-nanoscale metal oxide coating are each less than 1 nm thick.