Cathode active material for nonaqueous electrolyte secondary battery, nonaqueous electrolyte secondary battery, and method of producing cathode active material for nonaqueous electrolyte secondary battery
US9893356B2 · kind B2 · utility
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7Claims
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Key dates
| Filing date | Apr 1, 2015 |
| Grant date | Feb 13, 2018 |
| Priority date | — |
| Expiry date | Jan 27, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The cathode active material for a nonaqueous electrolyte secondary battery according to an aspect of the present disclosure mainly comprises a compound represented by a composition formula: LixNay(LiαNaβMn1−α−β)O2, where x, y, α, and β satisfy 0.75≦x≦1.0, 0<y≦0.01, 0.75<x+y≦1, 0.16≦α≦0.3, 0≦β≦0.01, and 0.2≦α+β≦0.3.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.