Fuel cell - Honda motor industry stock company

Title:

Fuel cell

Document Type and Number:

Japanese Patent JP6144657

Kind Code:

B2

Abstract:

PROBLEM TO BE SOLVED: To make possible: to reliably repair a crack in an electrode catalyst layer in a simple and economical manner; and to ensure a desired power generation performance and endurance.SOLUTION: A fuel cell 10 comprises: an electrolyte membrane-electrode structure 12 having an anode electrode 20, a cathode electrode 22, and a solid polymer electrolyte film 18 held between the anode and cathode electrodes. The anode electrode 20 includes: a first electrode catalyst layer 20a; and a first paste coat layer 28a provided only on an outer peripheral portion of the first electrode catalyst layer by coating with a paste including an ion-exchange component. The cathode electrode 22 includes: a second electrode catalyst layer 22a; and a second paste coat layer 28b provided only on an outer peripheral portion of the second electrode catalyst layer by coating with a paste including an ion-exchange component.SELECTED DRAWING: Figure 2

Inventors:

Keiko Yamazaki
Masahiro Mori
Furuyama Masataka
Matsui Asahi
Riki Iwasawa
Ryu Okano

Application Number:

JP2014193642A

Publication Date:

June 07, 2017

Filing Date:

September 24, 2014

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