摘要 |
<P>PROBLEM TO BE SOLVED: To provide a method of forming a catalyst coating on a base board for a fuel cell. <P>SOLUTION: The method of forming a catalyst coating on a base board comprises a process of preparing a catalyst fluid, a process of distributing the catalyst fluid on the base board by using a direct distributing device programmed so as to distribute the catalyst fluid on the base board having a first and a second sides, a process of forming a catalyst coating into a prescribed pattern on the first side of the base board, and a process of drying each catalyst fluid after the catalyst fluid is distributed on the first side of the base board. The catalyst fluid contains at least one kind of ionomer, at least one kind of noble metal, a solvent and water. <P>COPYRIGHT: (C)2004,JPO |