Cerium basis composite oxides doped precious metal integer catalyzer and method of manufacturing the same
A technology of composite oxides and monolithic catalysts, applied in metal/metal oxide/metal hydroxide catalysts, physical/chemical process catalysts, chemical instruments and methods, etc., can solve the problems of affecting catalytic activity, complex preparation process, and reducing Catalytic activity and other issues, to achieve the effect of high effective utilization, good catalytic performance and simple preparation process
Inactive Publication Date: 2008-01-23
ZHEJIANG NORMAL UNIVERSITY
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The invention is a ceric pyridyl compound oxide mixing with precious metal whole catalyst used for organic waste gas catalyzing burning purifying process and the preparation method, which aims to the defects of existing Pt/Ce0.68Zr0.32O2 whole catalyst preparation method with complicate preparation technique and chap on coating under high temperature, to provide a ceric pyridyl compound oxide mixing with precious metal whole catalyst with high catalyzing activity, heat stability and integration intensity and the preparation method. The catalyst comprises honeycomb ceramics carrier, addition agent and active component, wherein, the honeycomb ceramics carrier is cordierite honeycomb ceramics, the addition agent is ceric pyridyl compound oxide with the chemical formula CexM1-xO Delta, the active component is one or two of precious metal Pd and Pt. The preparation method comprises preparing soakage solution and the coating of the soakage solution on the honeycomb ceramics carrier two procedures.
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