Patent · US Active

Membrane electrode assembly for a fuel cell

US8026015B2 · kind B2 · utility

0Cited by

4References

10Claims

0Family size

Assignee

Daimler AG · DE

Inventors

Felix Blank · Eßlingen, DE
Verena Graf · Blaustein, DE
Cosmas Heller · Friedrichshafen, DE
Martin Quintus · Göppingen, DE
Regina Wezel · Ulm, DE

Key dates

Filing date	Sep 3, 2004
Grant date	Sep 27, 2011
Priority date	—
Expiry date	Apr 1, 2028

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E60/50
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A membrane electrode assembly for a fuel cell having a polymer electrolyte membrane, having a layer sequence comprising an ion-conducting membrane (2), a catalyst layer (3) and a gas diffusion layer (5). A substantially catalyst-free, porous condensation layer (5) is arranged between the catalyst layer (3) and the membrane (2).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.