Solid electrolyte, solid electrolyte layer, and solid electrolyte battery
AssigneeTohoku University
InventorsSaneyuki OHNO, Zheng HUANG
Life of this patent
Estimating the term…
Abstract
The present invention is to provide a solid electrolyte having high sodium ion conductivity. A solid electrolyte containing a compound represented by Formula (1) or Formula (2): In Formulae (1) and (2), M1 is selected from the group consisting of Y, Sc, Al, Ga, In, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, and combinations thereof; M2 is selected from the group consisting of Zr, Hf, Ti, Si, Ge, Sn, and combinations thereof; and M3 is selected from the group consisting of Nb, Ta, V, P, Sb, Bi, and combinations thereof. Ch is selected from the group consisting of O, S, Se, Te, and combinations thereof; and X is selected from the group consisting of F, Cl, Br, I, and combinations thereof.
Claims12
A solid electrolyte comprising a compound represented by Formula (1) or Formula (2):
- (in Formula (1), M1 is selected from the group consisting of Y, Sc, Al, Ga, In, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, and combinations thereof;
- M2 is selected from the group consisting of Zr, Hf, Ti, Si, Ge, Sn, and combinations thereof;
- M3 is selected from the group consisting of Nb, Ta, V, P, Sb, Bi, and combinations thereof;
- Ch is selected from the group consisting of O, S, Se, Te, and combinations thereof;
- X is selected from the group consisting of F, Cl, Br, I, and combinations thereof;
- a+b+c=1, 0≤a≤1, 0≤b≤1, 0≤c≤1, and 0.1≤α≤2.9)
- (in Formula (2), M1 is selected from the group consisting of Y, Sc, Al, Ga, In, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, and combinations thereof;
- M2 is selected from the group consisting of Zr, Hf, Ti, Si, Ge, Sn, and combinations thereof;
- M3 is selected from the group consisting of Nb, Ta, V, P, Sb, Bi, and combinations thereof;
- X is selected from the group consisting of F, Cl, Br, I, and combinations thereof;
- and a+b+c=1, 0≤a≤0.9, 0≤b≤0.9, and 0.1≤c≤1).
A solid electrolyte comprising a compound represented by Formula (1′):
- (in Formula (1′), M1 is selected from the group consisting of Y, Sc, Al, Ga, In, La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, and combinations thereof, M2 is selected from the group consisting of Zr, Hf, Ti, Si, Ge, Sn, and combinations thereof, M3 is selected from the group consisting of Nb, Ta, V, P, Sb, Bi, and combinations thereof, Ch is selected from the group consisting of O, S, Se, Te, and combinations thereof, X is selected from the group consisting of F, Cl, Br, I, and combinations thereof;
- a+b+c=1, 0≤a≤1, 0≤b≤1, 0≤c≤1, 0≤γ<≤1, 0≤δ≤2, 0≤ε≤2, and 4≤ζ≤8).
Dependencies are inferred from the claim text.