Electrode and method of producing the same, and electrochemical device using the same
AssigneeThe Doshisha
InventorMasatsugu MORIMITSU
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Abstract
An electrode used for oxygen reactions, the electrode being excellent in catalytic activity and stability, a method of producing the electrode, and an electrochemical device using the electrode are provided. This electrode includes, as an oxygen catalyst, an oxide that has peaks at positions of 2θ=34.88°±1.00°, 50.20°±1.00°, and 59.65°±1.00° in an X-ray diffraction measurement using a CuKα ray and has constituent elements of bismuth, ruthenium, sodium, and oxygen.
Claims22
An electrode used for oxygen reactions, the electrode comprising, as an oxygen catalyst, an oxide that has peaks at positions of 2θ=34.88°±1.00°, 50.20°±1.00°, and 59.65°±1.00° in an X-ray diffraction measurement using a CuKα ray and has constituent elements of bismuth, ruthenium, sodium, and oxygen.
A method of producing an electrode used for oxygen reactions, the method comprising a step 1 of synthesizing an oxygen catalyst being an oxide that has peaks at positions of 2θ=30.07°±1.00°, 34.88°±1.00°, 50.20°±1.00°, and 59.65°±1.00° in an X-ray diffraction measurement using a CuKα ray and has constituent elements of bismuth, ruthenium, sodium, and oxygen;
- and a step 2 of producing a catalytic layer that includes the oxygen catalyst, a conducting material, and a water-repellent material.
Dependencies are inferred from the claim text.