METHOD OF REGENERATION OF HYDROGENATION CATALYST, METHOD OF HYDROGENATION OF COMPOUND CONTAINING NITRILE GROUPS Russian patent published in 2002 - IPC

FIELD: methods of regeneration of hydrogenation catalyst and method of hydrogeneration effect with the aid of catalyst containing at least regenerated catalyst; regeneration of catalyst, type Raney nickel used for complete or partial hydrogenation of compounds containing nitrile groups into compounds with aminogroups. SUBSTANCE: method consists in treatment of waste catalyst with alkali solution; if necessary, this catalyst is subjected to hydrogenation for removal of admixtures available in catalyst. EFFECT: possibility of reconditioning catalyst activity to 100%. 14 cl, 4 ex