Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Making catalytic electrode – process only
Reexamination Certificate
2007-03-09
2010-12-28
Bell, Bruce F (Department: 1795)
Catalyst, solid sorbent, or support therefor: product or process
Catalyst or precursor therefor
Making catalytic electrode, process only
C502S184000, C502S185000, C204S294000
Reexamination Certificate
active
07858551
ABSTRACT:
The present invention provides an electrode catalyst for electrochemical reaction, the electrode catalyst having: a conductive diamond particle having fine pores on a surface thereof; and a carbon-reactive catalyst metal in the fine pores, a process for producing the electrode catalyst, and an electrode.
REFERENCES:
patent: 2004/0221796 (2004-11-01), Swain et al.
patent: 2006-183102 (2006-07-01), None
Ivandini et al., “Pt-implanted boron-doped diamond electrodes and the application for electrochemical detection of hydrogen peroxide” Diamond and Related Materials, Elsevier Science Publishers, Ansterdam, NL; vol. 14, No. 11-12; Nov. 2005, pp. 2133-2138.
El Roustom et al., “Preparation of Gold nanoparticles by heat treatment of sputter deposited gold on boron-doped diamond film electrode” Electrochemistry Communications, vol. 7, 2005, pp. 398-405.
Takasu, et al., “Catalytic Formation of Nanochannels in the Surface Layers of Diamonds by Metal Nanoparticles” Electrochemical and Solid-State Letters, vol. 9, 2006; pp. 114-117.
European Search Report dated Sep. 4, 2008.
Furuta Tsuneto
Murakami Yasushi
Nishiki Yoshinori
Sugimoto Wataru
Takasu Yoshio
Bell Bruce F
Permelec Electrode Ltd.
Shinshu University
Sughrue & Mion, PLLC
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