US 12,095,087 B2
Lithium metal phosphate, its preparation and use
Ludovic Briquet, Reading (GB); Maria Rivas-Velazco, Reading (GB); Noelia Cabello-Moreno, Reading (GB); and Mahrez Amri, Reading (GB)
Assigned to Johnson Matthey PLC, London (GB)
Appl. No. 17/274,552
Filed by JOHNSON MATTHEY PLC, London (GB)
PCT Filed Sep. 13, 2019, PCT No. PCT/GB2019/052567
§ 371(c)(1), (2) Date Mar. 9, 2021,
PCT Pub. No. WO2020/058674, PCT Pub. Date Mar. 26, 2020.
Claims priority of application No. 1815076 (GB), filed on Sep. 17, 2018.
Prior Publication US 2022/0059841 A1, Feb. 24, 2022
Int. Cl. H01M 4/58 (2010.01); H01M 4/04 (2006.01); H01M 4/1397 (2010.01); H01M 4/36 (2006.01); H01M 4/62 (2006.01); H01M 10/0525 (2010.01); H01M 4/02 (2006.01)
CPC H01M 4/5825 (2013.01) [H01M 4/0471 (2013.01); H01M 4/1397 (2013.01); H01M 4/366 (2013.01); H01M 4/625 (2013.01); H01M 10/0525 (2013.01); H01M 2004/028 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A particulate carbon-coated lithium metal phosphate having the formula
LiyFe1-xAlxPO4
in which 0.8≤y≤1.2 and 0.0120≤x≤0.0180.