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US 8,940,459 B2Granted
Alkaline fuel cell electrode catalyst, alkaline fuel cell, manufacture method for alkaline fuel cell electrode catalyst, and manufacture method for alkaline fuel cell
AssigneeToyota Jidosha Kabushiki Kaisha
InventorsHaruyuki Nakanishi, Yusuke Kuzushima
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Abstract
An alkaline fuel cell electrode catalyst includes a first catalyst particle that contains at least one of iron (Fe), cobalt (Co) and nickel (Ni), a second catalyst particle that contains at least one of platinum (Pt) and ruthenium (Ru), and a carrier for supporting the first catalyst particle and the second catalyst particle.
Claims17
An alkaline fuel cell electrode catalyst comprising two kinds of catalyst particles:
- a first catalyst particle being a Fe—Co—Ni particle, and
- a second catalyst particle being a Pt—Ru particle, wherein
- each of the first catalyst particle and each of the second catalyst particle are directly supported on a single carrier,
- wherein the carrier is a carbon powder carrier and is composed of particles of 30 nm to 100 nm in particle size.
1 more element
Dependencies are inferred from the claim text.