Cathode collector made from carbon fibrils
US5246794A · kind A · utility
40Cited by
7References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 19, 1991 |
| Grant date | Sep 21, 1993 |
| Priority date | — |
| Expiry date | Mar 19, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Cathode collectors are made in a substantially dry method from carbon fibrils that have a fiber diameter of from about 2 to about 200 nanometers, a fiber length to diameter ratio of from about 10 to about 500, with a maximum length of 1 millimeter, and a fiber surface area of from about 10 to about 500 m.sup.2 /g, and a binder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.