Method for separating catalyst from a hydroformylation reaction

Organic compounds -- part of the class 532-570 series – Organic compounds – Oxygen containing

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568451, 568492, C07C 4550, C07C 4578

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active

053959795

ABSTRACT:
A catalyst for use in hydroformylation of olefins which comprises a Group VIII noble metal complexed with a phosphine ligand having at least one alkyl or aryl group bonded thereto, such as tris-4-propylphenyl phosphines and tris-4-octylphenyl phosphines. These and other triphenylphosphine catalysts can be separated from a crude reaction product of a noble metal-catalyzed hydroformylation reaction by contacting the crude reaction product with a dense polymeric, nonpolar membrane, preferably nonpolar polyolefin membranes.

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Gosser et al., Reverse Osmosis in Homogeneous Catalysis, Journal of Molecular Catalysis, 2(1977) pp. 253-263.

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