WERKWIJZE TER BEREIDING VAN ANILINE DOOR HYDROGENERING VAN NITROBENZEEN.

摘要

1385454 Hydrogenation catalyst SUMITOMO CHEMICAL CO LTD 19 April 1973 [22 April 1972 31 July 1972] 19185/73 Heading B1E [Also in Division C2] A copper chromite hydrogenation catalyst is prepared by incorporating 1-20% by weight of ammonium carbonate or bicarbonate into a copper chromite catalyst material in powder form obtained by a co-precipitation method and, after moulding of the resulting composition, subjecting the moulded catalyst to a heat treatment at 60-400‹C.