Diphosphine type catalyst compositions

Details Diphosphine type catalyst compositions Diphosphine type catalyst compositions

B - Operations, Transporting

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252/63.D, 402/7.

B01J 23/00 (2006.01) B01J 23/44 (2006.01) B01J 23/70 (2006.01) B01J 31/18 (2006.01) B01J 31/24 (2006.01) C08G 67/02 (2006.01) C08G 83/00 (2006.01)

Patent

CA 2007741

Catalyst compositions which are based upon a) a Group VIII metal, b) a diphosphine R1R2P-R-PR3R4, and c) 0.25 to 2 mol per mol of Group VIII metal of a monophosphine R5R6R7P or of a monophosphine oxide of the general formula R5R6HPO, wherein R1, R2, R3, R4, R5 and R6 are identical or different optionally polar-substituted hydrocarbon groups, R7 is hydrogen or an optionally polar-substituted hydrocarbyl group, and R is a bridging group having at least two carbon atoms in the bridge, are suitable for the copolymerization of carbon monoxide with one or more olefinically unsaturated compounds.

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