PROCESS FOR THE REDUCTION OF NITRILE GROUPS OF HYDROGENATED NITRILE RUBBER

The present invention relates to a process for the reduction of nitrile groups of partially or completely hydrogenated nitrile rubber to amino groups by hydrogenation in the presence of a Raney-cobalt catalyst. La présente invention concerne un procédé pour la réduction de groupes nitrile de caoutch...

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Bibliographische Detailangaben
Hauptverfasser:	GREISH, ALEXANDER, KAULEN, JOHANNES, OBRECHT, WERNER, JENTSCH, JOERG-DIETRICH, KUSTOV, LEONID, SHOUVALOVA, ELENA
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	CHEMISTRY COMPOSITIONS BASED THEREON MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS METALLURGY ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-UP TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
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Beschreibung
Zusammenfassung:	The present invention relates to a process for the reduction of nitrile groups of partially or completely hydrogenated nitrile rubber to amino groups by hydrogenation in the presence of a Raney-cobalt catalyst. La présente invention concerne un procédé pour la réduction de groupes nitrile de caoutchouc nitrile partiellement ou complètement hydrogéné en groupes amino, par hydrogénation en présence d'un catalyseur cobalt de Raney.