CATALYST USING Pd-Ru SOLID SOLUTION ALLOY FINE PARTICLES
First Claim
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1. A catalyst comprising palladium-ruthenium alloy fine particles in which palladium and ruthenium form a solid solution.
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Abstract
The catalyst disclosed is a catalyst including palladium-ruthenium alloy fine particles in which palladium and ruthenium form a solid solution. The palladium-ruthenium alloy fine particles used in this catalyst can be produced by a production method including the step of maintaining a solution containing a protective agent, a reducing agent, a palladium compound or palladium ions, and a ruthenium compound or ruthenium ions at a temperature equal to or higher than a predetermined temperature.
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9 Claims
- 1. A catalyst comprising palladium-ruthenium alloy fine particles in which palladium and ruthenium form a solid solution.
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9. A method for producing palladium-ruthenium alloy fine particles in which palladium and ruthenium form a solid solution,
the method comprising the step of maintaining a solution containing a protective agent, a reducing agent, a palladium compound or palladium ions, and a ruthenium compound or ruthenium ions at a temperature equal to or higher than a predetermined temperature.
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