Aluminum electrolytic capacitor and method for producing the same
US6452784B2 · kind B2 · utility
9Cited by
5References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 25, 2001 |
| Grant date | Sep 17, 2002 |
| Priority date | — |
| Expiry date | May 25, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01G9/045
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An aluminum electrolytic capacitor includes a case, a sealant for sealing the case, a separator, a cathode, an anode, and an electrolyte sealed in the case, and an anode lead connected to the anode, wherein the cathode includes an aluminum foil, and a solid compound having a function of keeping the pH of the electrolyte constant further is provided in the case.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.