Performance enhancing additive material for the nickel hydroxide positive electrode in rechargeable alkaline cells
US7172710B2 · kind B2 · utility
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12Claims
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Key dates
| Filing date | Mar 3, 2003 |
| Grant date | Feb 6, 2007 |
| Priority date | — |
| Expiry date | Dec 10, 2023 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A conductive additive for the positive nickel electrode for electrochemical cells which provides increased performance by suppressing an oxygen evolution reaction occurring parallel to the oxidation of nickel hydroxide, increasing conductivity of the electrode and/or consuming oxygen produced as a result of the oxygen evolution reaction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.