C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 211/50 (2006.01) B01J 8/00 (2006.01) B01J 19/00 (2006.01) B01J 19/24 (2006.01) B01J 19/26 (2006.01) C07C 209/36 (2006.01)
Patent
CA 2127774
A CONTINUOUS PROCESS FOR THE PRODUCTION OF AROMATIC AMINES ABSTRACT OF THE DISCLOSURE Aromatic diamines and polyamines are produced by a continuous process for the catalytic hydrogenation of the corresponding dinitro and polynitro compounds at elevated temperature. Heat removed from the reaction mixture may be used to produce steam with an overpressure of ?2 bar.
Grenner Dieter
Hetzel Hartmut
Judat Helmut
Pohl Fritz
Zarnack Uwe Jens
Aktiengesellschaft Bayer
Swabey Ogilvy Renault
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