Process for preparing diazonium compounds poor in sodium ions and their use for preparing azo compounds

The present invention relates to a process for desalting aqueous suspensions containing an organic diazonium compound and electrolytes containing Na ions, in which the aqueous suspension is passed through a semipermeable membrane.

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Bibliographische Detailangaben
Hauptverfasser:	BURKHARDT BETTINA DR, JOHNSON ANDREW D, MURPHREE SAMUEL SHAUN, HOFFMANN HELMUT, DUBOSE JOHN C, ZARGES WOLFGANG DR, FRANK WOLFGANG DR, THOLEMA EDZARD DR
Format:	Patent
Sprache:	cze ; eng
Schlagworte:	ACYCLIC OR CARBOCYCLIC COMPOUNDS ADHESIVES CHEMICAL PAINT OR INK REMOVERS CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS CORRECTING FLUIDS DYEING LEATHER, FURS, OR SOLID MACROMOLECULAR SUBSTANCES INANY FORM DYEING OR PRINTING TEXTILES DYES FILLING PASTES FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR HETEROCYCLIC COMPOUNDS INKS LAKES LAUNDERING METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS MORDANTS NATURAL RESINS ORGANIC CHEMISTRY ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES PAINTS PASTES OR SOLIDS FOR COLOURING OR PRINTING POLISHES TEXTILES TREATMENT OF TEXTILES OR THE LIKE USE OF MATERIALS THEREFOR WOODSTAINS
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Beschreibung
Zusammenfassung:	The present invention relates to a process for desalting aqueous suspensions containing an organic diazonium compound and electrolytes containing Na ions, in which the aqueous suspension is passed through a semipermeable membrane.