Solid electrolyte material, lithium battery, and method of producing solid electrolyte material
US9196924B2 · kind B2 · utility
1Cited by
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13Claims
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Key dates
| Filing date | Apr 13, 2010 |
| Grant date | Nov 24, 2015 |
| Priority date | — |
| Expiry date | Apr 28, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A main object of the present invention is to provide a solid electrolyte material having excellent Li ion conductivity. To attain the object, the present invention provides a solid electrolyte material represented by a general formula: Lix(La2−aM1a)(Ti3−bM2b)O9+δ, characterized in that “x” is 0<x≦1; “a” is 0≦a≦2; “b” is 0≦b≦3; “δ” is −2≦δ≦2; “M1” is at least one selected from the group consisting of Sr, Na, Nd, Pr, Sm, Gd, Dy, Y, Eu, Tb, and Ba; and “M2” is at least one selected from the group consisting of Mg, W, Mn, Al, Ge, Ru, Nb, Ta, Co, Zr, Hf, Fe, Cr, and Ga.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.