C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 255/24 (2006.01) B01J 23/74 (2006.01) B01J 23/76 (2006.01) C07C 253/30 (2006.01)
Patent
CA 2263111
The invention concerns catalysts suitable for preparing aliphatic alpha-, omega-aminonitriles by partial hydrogenation of aliphatic dinitriles, containing: (a) metallic cobalt, a cobalt compound or their mixtures, the metallic cobalt portion being between 20 and 100 wt % relative to (a); (b) between 10 and 70 wt %, relative to (a), of metallic iron, iron oxide, a further iron compound or their mixtures, the iron oxide portion being between 20 and 100 wt % relative to (b); and (c) between 0 and 1 wt %, relative to (a), of a compound based on an alkali metal, alkaline earth metal or zinc.
L'invention concerne des catalyseurs convenant à la préparation d'alpha, d'omega-aminonitriles aliphatiques par hydrogénation partielle de dinitriles aliphatiques, qui contiennent (a) du cobalt métallique, un composé cobalt ou leurs mélanges, la part de cobalt métallique par rapport à (a) étant comprise entre 20 et 100 % en poids, (b) entre 10 et 70 % en poids par rapport à (a) de fer métallique, d'oxyde de fer, d'un autre composé fer ou de leurs mélanges, la part en oxyde de fer par rapport à (b) étant comprise entre 20 et 100 % en poids, (c) entre 0 et 1 % en poids par rapport à (a) d'un composé à base de métal alcalin de métal alcalino-terreux ou de zinc.
Ebel Klaus
Fischer Rolf
Flick Klemens
Schnurr Werner
Voit Guido
Basf Aktiengesellschaft
Robic
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