Corrosion resistant PEM fuel cell
US6372376B1 · kind B1 · utility
105Cited by
4References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 7, 1999 |
| Grant date | Apr 16, 2002 |
| Priority date | — |
| Expiry date | Dec 7, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A PEM fuel cell having electrical contact elements comprising a corrosion-susceptible substrate metal coated with an electrically conductive, corrosion-resistant polymer containing a plurality of electrically conductive, corrosion-resistant filler particles. The substrate may have an oxidizable metal first layer (e.g., stainless steel) underlying the polymer coating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.