Electrocatalyst for alcohol oxidation in fuel cells
AssigneeBrookhaven Science Associates, LLC
InventorsRadoslav R. Adzic, Nebojsa S. Marinkovic
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Abstract
Binary and ternary electrocatalysts are provided for oxidizing alcohol in a fuel cell. The binary electrocatalyst includes 1) a substrate selected from the group consisting of NiWO4 or CoWO4 or a combination thereof, and 2) Group VIII noble metal catalyst supported on the substrate. The ternary electrocatalyst includes 1) a substrate as described above, and 2) a catalyst comprising Group VIII noble metal, and ruthenium oxide or molybdenum oxide or a combination thereof, said catalyst being supported on said substrate.
Claims22
An anode for use in the oxidation of alcohol in a fuel cell, said anode comprising an electrocatalyst comprising:
- i) a substrate selected from the group consisting of NiWO4 or CoWO4 or a combination thereof, and
- ii) Group VIII noble metal catalyst supported on said substrate.
An alcohol fuel cell comprising an anode which comprises an electrocatalyst, said electrocatalyst comprising:
- i) a substrate selected from the group consisting of NiWO4 or CoWO4 or a combination thereof, and
- ii) Group VIII noble metal catalyst supported on said substrate.
An electrocatalyst comprising:
- i) a substrate selected from the group consisting of NiWO4 or CoWO4 or a combination thereof, and
- ii) a catalyst comprising
- Group VIII noble metal, and
- ruthenium oxide or molybdenum oxide or a combination thereof,
- said catalyst being supported on said substrate.
An anode for use in the oxidation of alcohol in a fuel cell, said anode comprising an electrocatalyst which comprises:
- i) a substrate selected from the group consisting of NiWO4 or CoWO4 or a combination thereof, and ii) a catalyst comprising
- Group VIII noble metal, and
- ruthenium oxide or molybdenum oxide or a combination thereof,
- said catalyst being supported on said substrate.
An alcohol fuel cell comprising an anode which comprises an electrocatalyst, said electrocatalyst comprising:
- i) a substrate selected from the group consisting of NiWO4 or CoWO4 or a combination thereof, and
- ii) a catalyst comprising
- Group VIII noble metal, and
- ruthenium oxide or molybdenum oxide or a combination thereof,
- said catatyst being supported on said substrate.
A method of oxidizing alcohol comprising contacting said alcohol with an anode comprising an electrocatalyst, said electrocatalyst comprising:
- i) a substrate selected from the group consisting of NiWO4 or CoWO4 or a combination thereof, and
- ii) Group VIII noble metal catalyst supported on said substrate.
A method of oxidizing alcohol comprising contacting said alcohol with an anode comprising an electrocatalyst, said electrocatalyst comprising:
- i) a substrate selected from the group consisting NiWO4 or CoWO4 or a combination thereof, and
- ii) a catalyst comprising
- Group VIII noble metal, and
- ruthenium oxide or molybdenum oxide or a combination thereof,
- said catatyst being supported on said substrate.
Dependencies are inferred from the claim text.