Anodes for solid electrolyte capacitors
US3984208A · kind A · utility
15Cited by
11References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 13, 1974 |
| Grant date | Oct 5, 1976 |
| Priority date | — |
| Expiry date | Feb 13, 1994 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/12479
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Improved sintered anodes for solid electrolytic capacitors are produced from a mixture of at least two powders the first being of pure film forming metal and the second of a film forming metal with addition of at least one of the elements : nitrogen, tungsten, molybdenum, vanadium and hafnium. The relative concentration of the added element is between 100 and 20,000 ppm. by weight.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.