processo para a preparação de solução aquosa de hidroxilamina, isenta de sais, por destilação

processo para a preparação de solução aquosa de hidroxilamina, isenta de sais, por destilação

A process for preparing a salt-free aqueous hydroxylamine solution by distilling an aqueous solution of a hydroxylammonium salt and a base in a tray column having at least two mechanical trays, wherein random or structured packings are located above at least one tray of the tray column over the cros...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ECKHARD STROEFER, BERND RUMPF, BERND SACHWEH, MARKUS WEBER, JOACHIM THIEL, BERND GERBER, KARL-HEINZ WOSTBROCK, HEINZ KRUEGER, STEFFEN KERTH
Format: Patent
Sprache:por
Schlagworte:
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY
CHEMISTRY
COMPOUNDS THEREOF
INORGANIC CHEMISTRY
METALLURGY
NON-METALLIC ELEMENTS
PERFORMING OPERATIONS
PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
SEPARATION
THEIR RELEVANT APPARATUS
TRANSPORTING
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Beschreibung
Zusammenfassung:A process for preparing a salt-free aqueous hydroxylamine solution by distilling an aqueous solution of a hydroxylammonium salt and a base in a tray column having at least two mechanical trays, wherein random or structured packings are located above at least one tray of the tray column over the cross section of the column.