Alkaline storage battery and positive electrode used for the alkaline storage battery
US6489059B2 · kind B2 · utility
3Cited by
3References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 28, 2001 |
| Grant date | Dec 3, 2002 |
| Priority date | — |
| Expiry date | Apr 5, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An alkaline storage battery using positive electrodes comprising an active material containing nickel hydroxide particles and a rare earth element or a compound thereof containing or mixed with 0.1-100 ppm of Fe or an Fe compound based on the rare earth element or the compound thereof is provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.