C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
8/1, 6/217, 260/
C09B 55/00 (2006.01) D06P 1/13 (2006.01)
Patent
CA 1089869
ABSTRACT OF THE DISCLOSURE New metal-complex disazomethine compounds of the formulae Image (Ia) Image (Ib ) Image (Ic) wherein A is a straight-chain or branched alkylene radical, which may be interrupted by one or more moieties selected from the group of hetero atoms, bivalent groups and isocyclic rings, or is a cycloalkylene radical or an arylene radical, R is a co- valent bond or is defined as A, Z as a group capable of forming a metal complex is an -O-, -COO- or lower alkoxy group, or an amino group optionally substituted by lower alkyl or aryl, or a carboxylic acid (C1 to C?) alkyl ester group, or Z stands for a carbonamide group or for a sulfonic acid amide radical optionally substituted at one or two nitrogen atoms by alkyl or aryl groups, and X is a carboxylic acid group, carboxylic acid ester group, an optionally substituted carboxylic acid amide or carboxylic acid hydrazide group and M is a bivalent copper, cobalt, nickel, zinc or manganese atom, have boon found which are suitable as colorants, especially as pigments, for example, for coloring plastic masses, paints, lacquers, for the use in spin-dyeing of viscose and cellulose acetate, for coloring printing pastes in graphic industry and paper masses, and have a high tinctorial strength, a good transparency, pure shades, excellent fastness to migration, to over-varnishing to light, to weather, to solvents and to heat, corresponding to the material colored with them.
258057
Papenfuhs Theodor
Volk Heinrich
Fetherstonhaugh & Co.
Hoechst Aktiengesellschaft
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