PROCESS FOR THE PREPARATION OF AROMATIC HYDROXYCARBOXYLIC ACIDS

Aromatic hydroxycarboxylic acids are prepared by reacting alkali metal salts of aromatic hydroxy compounds in the solid phase with carbon dioxide in a process in which the alkali metal slat of the aromatic hydroxy comound is reacted at temperatures of 120 to 300.degree.C, in the form of granules, in...

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Bibliographische Detailangaben

Hauptverfasser:	TRESCHER, VIKTOR, STOPP, GERHARD, KARKOSSA, HORST
Format:	Patent
Sprache:	eng ; fre
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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