Main > SUPERCRITICAL > Fluids > Carbon Dioxide. Uses > Catalysis > Wilkinson Catalyst (Alkene Hydrog.) > Immobilized on > UltraThin 0.6-nm Pore SiO2 Membrane

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OBSERVATION'S SuperCritical CO2 is attractive for catalytic reactions because it is more environmentally friendly than conventional solvents & because, in general homogeneous catalysis offers higher activity & better prodt selectivity than heterogeneous catalysis. But taking advantage of these benefits requires a suitable procedure for separating catalyst from prodt & finding catalyst that are soluble in CO2.
TECHNOLOGY A solution to these observations has been found by authors. They devised a reactor in which a ULTRATHIN SILICA MEMBRANE with 0.6-nm PORES immobilizes a deriv of WILKINSON’S catalyst that’s been modified with perfluoroalkyl side chains for enhanced solubility.

Tests run on a model system – HYDROGENATION OF 1-BUTENE – show good catalytic perfprmance & no transport of the catalyst through membrane
UPDATE 12.01
AUTHOR This data is not available for free
LITERATURE REF. This data is not available for free

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