Electric double layer capacitor
US7209342B2 · kind B2 · utility
4Cited by
1References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 5, 2005 |
| Grant date | Apr 24, 2007 |
| Priority date | — |
| Expiry date | Oct 5, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/13
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A phosphazene compound and an ionic liquid are added to a non-aqueous electrolyte to provide a less flammable electric double layer capacitor in which decline in storage characteristics under a high temperature and deterioration under a high charging voltage are suppressed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.