US 11,721,806 B2
Active electrode material
Alexander Groombridge, Cambridge (GB); Zhihong Cai, Cambridge (GB); Daniel Martin, Cambridge (GB); and Prince Babbar, Cambridge (GB)
Assigned to Echion Technologies Limited, Cambridge (GB)
Appl. No. 17/775,239
Filed by Echion Technologies Limited, Cambridge (GB)
PCT Filed Aug. 27, 2021, PCT No. PCT/GB2021/052228
§ 371(c)(1), (2) Date May 6, 2022,
PCT Pub. No. WO2022/043701, PCT Pub. Date Mar. 3, 2020.
Claims priority of application No. 2013576 (GB), filed on Aug. 28, 2020; application No. PCT/GB2020/052485 (WO), filed on Oct. 8, 2020; application No. PCT/GB2020/052486 (WO), filed on Oct. 8, 2020; application No. PCT/GB2020/052487 (WO), filed on Oct. 8, 2020; application No. 2104508 (GB), filed on Mar. 30, 2021; and application No. 2105091 (GB), filed on Apr. 9, 2021.
Prior Publication US 2023/0178719 A1, Jun. 8, 2023
Int. Cl. H01M 4/485 (2010.01); H01M 4/583 (2010.01); H01M 10/0525 (2010.01); H01M 10/054 (2010.01); C01G 33/00 (2006.01); C01G 37/14 (2006.01); C01G 49/00 (2006.01); H01M 4/36 (2006.01); H01M 4/02 (2006.01)
CPC H01M 4/485 (2013.01) [C01G 33/006 (2013.01); C01G 37/14 (2013.01); C01G 49/0063 (2013.01); H01M 4/366 (2013.01); H01M 4/583 (2013.01); H01M 10/054 (2013.01); H01M 10/0525 (2013.01); C01P 2002/52 (2013.01); C01P 2002/72 (2013.01); C01P 2004/61 (2013.01); C01P 2004/62 (2013.01); C01P 2004/80 (2013.01); C01P 2006/12 (2013.01); C01P 2006/40 (2013.01); H01M 2004/021 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An active electrode material comprising a mixed niobium oxide, wherein the mixed niobium oxide has the composition M1aZn2-aM3bNb34-bO87-c, wherein:
M1 is selected from Mg, Zr, V, Cr, Mo, W, Fe, Cu, Al, Ge, P, and mixtures thereof;
M3 is selected from Ti, Zr, V, Cr, Mo, W, Fe, Cu, Zn, Al, P, and mixtures thereof;
0<a<1.0; 0<b≤3.4; −0.5≤c≤4.35.