The manufacturing process makes it possible to obtain a basic element combining an electrolytic layer (11), two electrodes (12) and a seal (13) into a single entity, easily integrable and manageable. It consists of using a porous matrix (10) in which is fi...

An improved method of making a membrane electrode assembly ("MEA") for an electrochemical fuel cell is provided, which MEA comprises coextensive ion exchange membrane and electrode layers and a resilient fluid impermeable integral seal comprising a sealant...

A fuel cell includes a membrane electrode assembly having a solid polymer electrolyte membrane (18), an anode side diffusion electrode (26) and a cathode side diffusion electrode (24) located at both sides of the solid polymer electrolyte membrane, and a p...