REMOVAL OF PALLADIUM CATALYST RESIDUE FROM COPOLYMER OF CARBON DIOXIDE AND ONE OR MORE KIND OF OLEFIN UNSATURATED COMPOUND

摘要

T 256A B S T R A C TPROCESS FOR REMOVING PALLADIUM CATALYST REMNANTSFROM COPOLYMERS OF CARBON MONOXIDE WITH ONE ORMORE OLEFINICALLY UNSATURATED COMPOUNDSProcess for removing palladium catalyst remnantsfrom copolymers of carbon monoxide with one or moreolefinically unsaturated compounds comprisingcontacting the copolymers with a complexing agent forpalladium, such process being other than the contactingof copolymers of carbon monoxide and one or moreolefinically unsaturated hydrocarbons that have beenprepared in the presence of a palladium-bisphosphinecatalyst, with an organic bidentate phosphinecomplexing agent.T5/T256.doc