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Title: Surface state and catalytic activity and selectivity of nickel catalysts in hydrogenation reactions--3. Electronic and catalytic properties of nickel catalysts. [Butylene oxides]

Journal Article · · J. Catal.; (United States)
OSTI ID:6356801

A relationship between a parameter ..delta.. q and the ESCA chemical shift was derived from available extended Hueckel calculation results and ESCA data for nickel boride and nickel phosphide. The ..delta.. q parameter described the change in electron density at the nickel metal that occurred due to the electron transfer between nickel and the other element. The ..delta.. q parameters were estimated for Rayney nickel and Urushibara nickel, which contained aluminum and zinc alloy components, respectively, from product ratios and rate ratios measured for cyclohexene and cyclooctene hydrogenation on these catalysts. The ..delta.. q parameter correlated the increase in specific activities with increasing electron density in the hydrogenation of styrene, the increase in poisoning coefficient for carbon disulfide and triphenylphosphine with increasing electron density in the hydrogenation of styrene, and the selectivity for n-butyl alcohol in the hydrogenation of 1,2-butylene oxide on various nickel catalysts.

Research Organization:
Osaka Univ.
OSTI ID:
6356801
Journal Information:
J. Catal.; (United States), Vol. 64:2
Country of Publication:
United States
Language:
English