OPTIMIZED METERING OF REACTANTS FOR A PROCESS FOR PREPARING AROMATIC AMINES BY HYDROGENATION OF NITROAROMATICS

The invention relates to a process for preparing aromatic amines by hydrogenating corresponding nitroaromatics with hydrogen, and also to apparatus suitable for this purpose. The invention relates more particularly to a process for preparing tolylenediamine (TDA) by hydrogenation of dinitrotoluene (...

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Bibliographische Detailangaben
Hauptverfasser:	RICHTER, KATHRIN, HILLER, MARKUS, FRITZ, RUEDIGER, RUEGER, HELMUT, RENZE, PETER, HANTEL, BURKHARD, WATERS, GERRIT, BRUNTSCH, LOTHAR, RAICHLE, ANDREAS, HERRICH, MICHAEL, HOFMANN, ARNDT, BUETTNER, JOHANNES, BRAUNSBERG, HOLGAR
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY CHEMISTRY METALLURGY ORGANIC CHEMISTRY PERFORMING OPERATIONS PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL THEIR RELEVANT APPARATUS TRANSPORTING
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Beschreibung
Zusammenfassung:	The invention relates to a process for preparing aromatic amines by hydrogenating corresponding nitroaromatics with hydrogen, and also to apparatus suitable for this purpose. The invention relates more particularly to a process for preparing tolylenediamine (TDA) by hydrogenation of dinitrotoluene (DNT).