Process for the preparation of 1-amino-8-naphthol-4,6-disulphonic acid (k-acid)

The invention relates to a process for the preparation of 1-amino-8-naphthol-4,6-disulphonic acid (K-acid) as the mono-alkali metal salt by reacting a mixture of naphthylaminetrisulphonic acids and/or salts thereof with an alkali metal salt solution and separating the K-acid as the mono-alkali metal...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	BLANK, HEINZ U, SCHOESSLER, WILLI, BEHRE, HORST
Format:	Patent
Sprache:	eng
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS CHEMISTRY METALLURGY ORGANIC CHEMISTRY
Online-Zugang:	Volltext bestellen
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