TITANIUM-OXIDE CATALYST AND METHOD OF PRODUCING THE SAME
First Claim
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1. A titanium-oxide catalyst, comprising:
- a titanium-oxide nanoparticle assembly that is an assembly of titanium-oxide nanoparticles as primary particles; and
catalytic metal dispersed and supported on a surface of the titanium-oxide nanoparticle assembly, the catalytic metal having a smaller particle diameter than the titanium-oxide nanoparticle assembly and the primary particles.
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Abstract
A titanium-oxide catalyst containing catalytic metal shows catalysis under high temperature conditions. A titanium-oxide catalyst contains a titanium-oxide nanoparticle assembly and ruthenium particles. The titanium-oxide nanoparticle assembly is an assembly of titanium-oxide nanoparticles, which are nanoparticles of titanium oxide. The ruthenium particles have a smaller particle diameter than the titanium-oxide nanoparticle assembly and the titanium-oxide nanoparticles. The ruthenium particles are dispersed and supported on a surface of the titanium-oxide nanoparticle assembly.
18 Citations
17 Claims
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1. A titanium-oxide catalyst, comprising:
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a titanium-oxide nanoparticle assembly that is an assembly of titanium-oxide nanoparticles as primary particles; and catalytic metal dispersed and supported on a surface of the titanium-oxide nanoparticle assembly, the catalytic metal having a smaller particle diameter than the titanium-oxide nanoparticle assembly and the primary particles. - View Dependent Claims (2, 3, 4, 5, 6, 7, 12, 13, 14, 15, 16, 17)
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8. A method of producing a titanium-oxide catalyst, the method comprising:
causing catalytic metal to be supported on a titanium-oxide nanoparticle assembly, the titanium-oxide nanoparticle assembly being an assembly of titanium-oxide nanoparticles as primary particles. - View Dependent Claims (9, 10)
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11. A method for performing hydrogen reduction of carbon dioxide, comprising
reducing the carbon dioxide using a titanium-oxide catalyst, wherein the catalyst comprises: -
a titanium-oxide nanoparticle assembly that is an assembly of titanium-oxide nanoparticles as primary particles; and catalytic metal dispersed and supported on a surface of the titanium-oxide nanoparticle assembly, the catalytic metal having a smaller particle diameter than the titanium-oxide nanoparticle assembly and the primary particles.
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Specification