SOLID POLYELECTROLYTE TYPE FUEL CELL AND METHOD OF PRODUCING THE SAME
First Claim
1. A solid polyelectrolyte type fuel cell comprising a polyelectrolyte membrane and a pair of electrodes sandwiching said polyelectrolyte membrane,wherein said electrodes have a catalyst layer containing catalyst-carrying carbon particles,at least one surface of said polyelectrolyte membrane has a bumpy face in which a bumpy shape is formed, andsaid catalyst layer is formed in contact with said bumpy shape of said bumpy face.
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Abstract
To provide a solid polyelectrolyte type fuel cell having excellent reliability and a method of producing the same by reducing electric interface resistance between an electrode and a solid polyelectrolyte membrane by improving contact area and cohesion between the electrode and the solid polyelectrolyte membrane. The present invention relates to a solid polyelectrolyte type fuel cell including a polyelectrolyte membrane and a pair of electrodes sandwiching the polyelectrolyte membrane, and the electrodes have a catalyst layer containing catalyst-carrying carbon particles, and at least one surface of the polyelectrolyte membrane has a bumpy face in which a bumpy shape is formed, and the catalyst layer is formed in close contact with the bumpy shape of the bumpy face.
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11 Claims
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1. A solid polyelectrolyte type fuel cell comprising a polyelectrolyte membrane and a pair of electrodes sandwiching said polyelectrolyte membrane,
wherein said electrodes have a catalyst layer containing catalyst-carrying carbon particles, at least one surface of said polyelectrolyte membrane has a bumpy face in which a bumpy shape is formed, and said catalyst layer is formed in contact with said bumpy shape of said bumpy face.
Specification