Carbon-Supported Gold, Platinum, Gold-Based Binary and Ternary Alloy Nanoparticles for Fuel Cell Catalysts

Technology that allows controllable preparation of highly active carbon-supported monometallic, binary and ternary nanoparticles as fuel cell catalysts 

 Technology Overview:  

This invention describes a new technology that allows controllable preparation of highly active carbon-supported monometallic, binary and ternary nanoparticles as fuel cell catalysts. The working principles of the preparation involve core-shell approach in nanoparticle synthesis, controlled assembly and controlled calcination. The immediate application of this technology is fuel cell catalysis technology. In addition, it may find a wide range of applications involving the use of metal catalysts. 

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 Advantages:  

• Size is fully controllable in the 2-nm range with highly monodispersity.
• The monometallic, binary and ternary compositions are fully controllable.
• The nanoparticles are assembled onto carbon support with controllable loading.
• Carbon-supported nanoparticle catalysts can controllably calcinated with desired sizes and compositions.
• Calcinated carbon-supported catalysts exhibited electrocatalytic activities higher than existing commercial catalysts. 

Intellectual Property Summary:

• U.S. 7,335,245
• U.S. 7,687,428

Additional Information:  

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