Process for preparing methylenedianiline and methylenebis (phenylisocyanate)

A process for preparing methylenedianiline by reacting aniline with formaldehyde in the presence of acid catalysts comprising, in a semicontinuous process, introducing aniline with or without acid catalyst, feeding formaldehyde with or without acid catalyst through a mixing element into a circuit in...

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Bibliographische Detailangaben

Hauptverfasser:	SEYFERT WILFRIED, JACOBS JAN, SCHWEERS OLAF, STROFER ECKHARD, PENZEL ULRICH, SCHWARZ HANS VOLKMAR, SCHARR VOLKER
Format:	Patent
Sprache:	eng
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS APPARATUS THEREFOR CHEMISTRY GENERAL METHODS OF ORGANIC CHEMISTRY METALLURGY ORGANIC CHEMISTRY
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