Metal complex dyestuffs

Dyestuffs comprising 2:1 chromium complexes from mixtures of azo dyestuffs which in the free acid form are represented by formula (1): there being 60-95 mol% of the azo dyestuff wherein R is H and 40-5 mol% of the azo dyestuff wherein R is SO3H. These dyestuffs are good black colours for wool and ny...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	RIDYARD, DENIS ROBERT ANNESLEY
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ADHESIVES CHEMISTRY DYES LAKES METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS MORDANTS NATURAL RESINS ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES PAINTS POLISHES
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