Electrically conductive cellulose composite
US7709133B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 15, 2005 |
| Grant date | May 4, 2010 |
| Priority date | — |
| Expiry date | Mar 4, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electrically conductive cellulose composite includes a cellulose matrix and an electrically conductive carbonaceous material incorporated into the cellulose matrix. The electrical conductivity of the cellulose composite is at least 10 μS/cm at 25° C. The composite can be made by incorporating the electrically conductive carbonaceous material into a culture medium with a cellulose-producing organism, such as Gluconoacetobacter hansenii. The composites can be used to form electrodes, such as for use in membrane electrode assemblies for fuel cells.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.