Process for removing compounds containing phenolic hydroxy groups from aromatic amines

Compounds containing phenolic hydroxy groups are removed from a gas stream which contains at least one aromatic amine generated during the gas-phase hydrogenation reaction of the corresponding nitroaromatic compounds with hydrogen, by adsorption on a basic solid.

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Bibliographische Detailangaben
Hauptverfasser: Sommer, Knut, Dugal, Markus, Schwarz, Ido, Wershofen, Stefan, Lehner, Peter, Schubert, Stephan, Groβe Böwing, Alexandra
Format: Patent
Sprache:eng
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Zusammenfassung:Compounds containing phenolic hydroxy groups are removed from a gas stream which contains at least one aromatic amine generated during the gas-phase hydrogenation reaction of the corresponding nitroaromatic compounds with hydrogen, by adsorption on a basic solid.