Ultracapacitor separator
US6084767A · kind A · utility
11Cited by
10References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 29, 1998 |
| Grant date | Jul 4, 2000 |
| Priority date | — |
| Expiry date | Sep 29, 2018 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/13
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An ultracapacitor includes two solid, nonporous current collectors, two porous electrodes separating the collectors, a porous separator between the electrodes and an electrolyte occupying the pores in the electrodes and separator. The porous separator layer comprises an amorphous fumed silica layer coated onto at least one of the electrodes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.