Nickel hydroxide positive electrode material exhibiting improved conductivity and engineered activation energy
US6017655A · kind A · utility
12Cited by
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26Claims
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Key dates
| Filing date | Aug 18, 1998 |
| Grant date | Jan 25, 2000 |
| Priority date | — |
| Expiry date | Aug 18, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A positive electrode active material mixture comprising: a nickel hydroxide material, and an additive material comprising at least one element selected from the group consisting of calcium cobalt oxide, calcium titanium oxide, calcium molybdenum oxide, lithium cobalt oxide, and mixtures thereof. A nickel positive electrode comprising this active material mixture. A nickel-based, alkaline electrochemical cell comprising this positive electrode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.