Patent number: 10819400
Abstract: An electrochemically active material is represented by general formula (I): SiuSnvM1wM2x[P0.2O0.8]y·Az(I) where u, v, w, x, y, and z represent atomic % values and u+v+w+x+y+z=100, M1 includes a metal element or combinations of metal elements selected from Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zr, B, carbon, or alloys thereof, M2 includes a metal element or combinations of metal elements selected from Mg, Al, Ti, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Zr, or alloys thereof, A is an inactive phase other than a phosphate or silicide, and 0<u<90, 0?v<20, 0<w<50, 0<x<20, 0<y<20, and 0?z<50.
Type:
Grant
Filed:
March 17, 2016
Date of Patent:
October 27, 2020
Assignee:
Johnson Matthey Public Limited Company
Inventors:
Xiaohua Ma, Vincent J. Chevrier