Active material for nonaqueous electrolyte energy storage device
US9692043B2 · kind B2 · utility
6Cited by
2References
15Claims
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Key dates
| Filing date | Mar 26, 2014 |
| Grant date | Jun 27, 2017 |
| Priority date | — |
| Expiry date | Jul 6, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An active material for a nonaqueous electrolyte energy storage device contains a lithium-transition metal composite oxide having a crystal structure attributable to space group Fm-3m and represented by the compositional formula (1):Li1+xNbyMezApO2 (1)wherein Me is a transition metal including Fe and/or Mn, 0<x<1, 0<y<0.5, 0.25≦z<1, A is an element other than Nb and Me, and 0≦p≦0.2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.