Blended cathode materials
US11127944B2 · kind B2 · utility
0Cited by
21References
22Claims
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Key dates
| Filing date | Jan 24, 2014 |
| Grant date | Sep 21, 2021 |
| Priority date | — |
| Expiry date | Feb 28, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A positive electroactive material is described, including: a lithium iron manganese phosphate compound having a composition of LiaFe1-x-yMnxDy(PO4)z, wherein 1.0<a≤1.10, 0<x≤0.5, 0≤y≤0.10, 1.0<z≤1.10 and D is selected from the group consisting of Co, Ni, V, Nb and combinations thereof; and a lithium metal oxide, wherein the lithium iron manganese phosphate compound is optionally doped with Ti, Zr, Nb, Al, Ta, W, Mg or F. A battery containing the positive electroactive material is also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.