Nickel hydroxide active material for use in alkaline storage cell and manufacturing method of the same
US6203945A · kind A · utility
5Cited by
7References
6Claims
0Family size
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Key dates
| Filing date | Jul 2, 1998 |
| Grant date | Mar 20, 2001 |
| Priority date | — |
| Expiry date | Jul 2, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A nickel hydroxide active material for use in an alkaline storage cell, the active material being essentially composed of nickel hydroxide particles covered with a cobalt compound adhered to their surfaces, wherein the cobalt compound is disordered in a crystal structure and formed in a higher order state containing alkali cation, and wherein the nickel hydroxide is in the form of a higher order nickel compound having an average oxidation value of 2.15 to 2.40.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.