PREVENTION OF PRECIPITATION FROM NITRATED AROMATIC CRUDE PRODUCTS

Precipitation of nitrohydroxyaromatic salts from the nitrated crude products obtained in the nitration of aromatic compounds after alkaline scrubbing, for example mononitrotoluenes, is prevented by contacting the nitrated crude products with an acidic ion exchanger. The nitrated crude products are p...

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Bibliographische Detailangaben

Hauptverfasser:	FRITZ, RÜDIGER, ZÖLLINGER, MICHAEL, REETZ, REINER, BÜTTNER, JOHANNES, RAICHLE, ANDREAS, HAASE, STEFANIE, ALLARDT, HOLGER
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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