US 12,406,987 B2
Disordered rocksalt cathode material and method of making it
Tanghong Yi, San Diego, CA (US); Han Wang, San Diego, CA (US); and Bin Li, San Diego, CA (US)
Assigned to Wildcat Discovery Technologies, Inc., San Diego, CA (US)
Appl. No. 18/869,645
Filed by Wildcat Discovery Technologies, Inc., San Diego, CA (US)
PCT Filed Jun. 1, 2023, PCT No. PCT/US2023/024134
§ 371(c)(1), (2) Date Nov. 26, 2024,
PCT Pub. No. WO2023/235475, PCT Pub. Date Dec. 7, 2023.
Claims priority of provisional application 63/348,800, filed on Jun. 3, 2022.
Prior Publication US 2025/0174645 A1, May 29, 2025
Int. Cl. H01M 4/505 (2010.01); C01G 45/1228 (2025.01); H01M 4/02 (2006.01)
CPC H01M 4/505 (2013.01) [C01G 45/1228 (2013.01); C01P 2002/52 (2013.01); C01P 2002/72 (2013.01); C01P 2004/03 (2013.01); C01P 2006/40 (2013.01); H01M 2004/028 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
mixing a lithium compound with a metal precursor compound comprised of Mn having an oxidation state of 2, wherein at least 50% by weight of the Mn has an oxidation state of 2 to form a mixture and heating the mixture to a temperature to form a disordered rocksalt.