Alkyne hydrogenation process

B - Operations – Transporting – 01 – J

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B01J 27/12 (2006.01) B01J 23/44 (2006.01) C07C 5/05 (2006.01) C07C 5/09 (2006.01) C07C 7/167 (2006.01) C07C 11/02 (2006.01)

Patent

CA 2164742

C2-C6 alkynes (preferably acetylene) contained in feeds which also contain sulfur impurities are hydrogenated to the corresponding alkenes in the presence of a supported palladium catalyst which has been promoted with alkali metal fluoride (preferably potassium fluoride).

Des alcynes en C2-C6 (de préférence de l'acétylène), présents dans des charges d'alimentation renfermant également des impuretés de soufre, sont hydrogénés en l'alcène correspondant en présence d'un catalyseur de palladium sur support, activé par un fluorure de métal alcalin (de préférence par du fluorure de potassium).

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