Abstract:
Disclosed are compounds of the formula, ##STR1## wherein the X's are the same and are hydrogen or --SO.sub.3 M,Y is hydrogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, hydroxy, halogen, --COOM or --SO.sub.3 M,K.sub.1 and K.sub.2 are the same or different and are both radicals of a coupling component,either A.sub.1 is --SO.sub.3 M and one of B.sub.1 and C.sub.1 is --SO.sub.3 M, the other being hydrogen,or A.sub.1 and C.sub.1 are both hydrogen and B.sub.1 is --SO.sub.3 M, andM is hydrogen or a non-chromophoric cation, their production and use in dyeing anionic dyeable substrates, for example, natural and regenerated cellulose, natural and synthetic polyamides, polyurethanes, polypropylene modified to contain basic groups, anodized aluminum, paper and, particularly, leather.
Abstract:
Compounds of the formula ##STR1## in which A--X-- is the radical of a diazo component,X-- is ortho to the azo group and is a metallizable substituent or a substituent convertible to a metallizable group,Y is --OH or --NH.sub.2,Z is methyl or carboxy,R is hydrogen, halogen, methyl or sulpho,andB is the radical of a coupling component of the heterocyclic, acyclic active methylene or monocyclic benzene series, which coupling component of the monocyclic benzene series contains an amino and/or hydroxy group which groups may be alkylated or acylated, and--N.dbd.N--B is bound to the 3- or 4-position of ring D,which compounds contain at least one water-solubilizing group,and metal complexes thereof, with the proviso that when the compounds are unmetallized, B is other than amonocyclic benzene coupling component radical. The metal complexes are useful as dyes for the dyeing and printing of anionic dyeable.
Abstract:
1:2 Metal complexes of the formula ##STR1## in which EACH A is, independently, a 1,2-phenylene or 1,2-naphthylene diazo component radical which is unsubstituted or substituted by up to two substituents selected from (C.sub.1-4)alkyl, (C.sub.1-4)alkoxy, halogen, nitro, sulpho and carboxy,Q is a group of the formula --N.dbd.N--B or --NHR.sub.3,each B is, independently, a coupling component radical of the aliphatic series containing an enolic hydroxy group, a coupling component radical of the naphthol series free of amino groups or a coupling component,Each X is, independently, --O-- or --COO--, radical of the benzene series having at least one phenolic hydroxy group and/or a group of the formula --NR.sub.1 R.sub.2, with the proviso that when Q is --NHR.sub.3, B is a radical of the benzene series,R.sub.1 is hydrogen, (C.sub.1-6)alkyl or (C.sub.2-4)hydroxyalkyl,R.sub.2 is hydrogen, (C.sub.1-6)alkyl, phenyl, (C.sub.1-6)alkylphenyl or (C.sub.2-4)hydroxyalkyl,R.sub.3 is R'-CO-, wherein R' is hydrogen or alkyl,M is a 1:2 metal complex forming metal, andY.sup..sym. is hydrogen or an equivalent of a non-chromophoric cation,And mixtures thereof,Which complexes are in free acid or salt form and are useful as dyestuffs for dyeing substrates dyeable with anionic dyes, e.g., natural and regenerated cellulose, paper, polyurethanes, high molecular weight polymers such as polypropylene modified to contain basic groups, natural and synthetic polyamides, anodized aluminum and, particularly, leather.
Abstract:
Compounds of the formula ##STR1## in which R.sub.1 is hydrogen or nitro,Each of R.sub.2 and R.sub.3, independently, is --OH or --NH.sub.2,R.sub.4 is hydrogen, nitro or (C.sub.1-4) alkyl,R.sub.5 is hydrogen, nitro or (C.sub.1-4) alkoxy,R.sub.6 is hydrogen, (C.sub.1-4) alkyl, (C.sub.1-4) alkoxy, --COOM or --SO.sub.3 M,R.sub.7 is hydrogen or --SO.sub.3 M,R.sub.8 is hydrogen or the radical of a diazo component, andM is a hydrogen ion or a non-chromophoric cation,And mixtures thereof, in metallized form or unmetallized form, which compounds in metallized form are useful as dyes for paper and leather. The dyeings exhibit notable fastness to light, hard water, washing, perspiration, alkali, acid and buffing.
Abstract:
1:2 Metal complexes of the formula ##STR1## wherein X.sub.1 is --O-- or ##STR2## and X.sub.2 is --O-- or ##STR3## the starred atom being attached A.sub.1 or A.sub.2, respectively, A.sub.1 is a diazo component radical of the benzene series,A.sub.2 is a diazo component radical of the benzene or naphthalene series,W is --CH.sub.3 or --COOH,R is hydrogen or --SO.sub.3 H,each of B.sub.1 and B.sub.2 is independently a coupling component radical or a phenolic hydroxy group-containing coupling component radical at least one phenolic hydroxy group of which is etherified or acylated,M is iron, cobalt or chromium, andn is 1 or 2,which complexes are useful as anionic dyestuffs having olive to brown colors for substrates such as natural and regenerated cellulose, natural and synthetic polyamides, polyurethane and anodized aluminum, especially leather.
Abstract:
Compounds of the formula ##STR1## in which A-X- is the radical of a diazo component,X- is ortho to the azo group and is a metallizable substituent or a substituent convertible to a metallizable group,Y is --OH or --NH.sub.2,Z is methyl or carboxy,R is hydrogen, halo, methyl or sulfo, andB is the radical of a coupling component of the heterocyclic, non-cyclic active methylene or monocyclic benzene series, which coupling component of the monocyclic benzene series contains an amino and/or hydroxy group, which group(s) may be alkylated or acylated, and --N.dbd.N--B is bound to the 3- or 4-position of ring D, which comounds contain at least one water-solubilizing group, and metal complexes thereof, with the proviso that when the compounds are unmetallized, B is other than a monocyclic benzene coupling component radical. The metal complexes are useful as dyes for the dyeing and printing of anionic dyeable substrates such as natural and regenerated cellulose, natural and synthetic polyamides, polypropylene modified to contain basic groups, polyurethanes, anodized aluminum, sized paper and leather.
Abstract:
1:2 Metal complexes of the formula ##STR1## in which each of X.sub.1 and X.sub.2, independently, is --COO-- or --O--,each of B.sub.1 and B.sub.2, independently, is a radical of a coupling component of the benzene or oxyquinoline series,M is a metal capable of forming a 1:2 complex and,each of ##STR2## independently, is the radical of a diazo component of the benzene series, with the proviso that at most one of such diazo component radicals contains a single sulpho group,and mixtures thereof with one or more of the corresponding symmetrical 1:2 metal complexes,which complexes and mixtures of complexes are in free acid or salt form and are useful as anionic dyes for dyeing and printing substrates such as natural and regenerated cellulose, natural and synthetic polyamides, polyurethanes and polymers modified to contain basic groups, especially leather.
Abstract:
Disclosed are compounds of the formula, ##STR1## wherein THE X's are the same and are hydrogen or --SO.sub.3 M,Y is hydrogen, C.sub.1-4 alkyl, C.sub.1-4 alkoxy, hydroxy, halogen, --COOM or --SO.sub.3 M,K.sub.1 and K.sub.2 are the same or different and are both radicals of a coupling component,Either A.sub.1 is --SO.sub.3 M and one of B.sub.1 and C.sub.1 is --SO.sub.3 M, the other being hydrogen,Or A.sub.1 and C.sub.1 are both hydrogen and B.sub.1 is --SO.sub.3 M, andM is hydrogen or a non-chromophoric cation, their production and use in dyeing anionic dyeable substrates, for example, natural and regenerated cellulose, natural and synthetic polyamides, polyurethanes, polypropylene modified to contain basic groups, anodized aluminum, paper and, particularly, leather. The dyes are well-soluble in water, possess good resistance to acid, have relatively high substantivity especially to paper and leather and give good penetration dyeings with leather.Compounds of the formula ##STR2## wherein Q is --NH.sub.2, --NO.sub.2, acylamino or K.sub.3 --N.dbd.N--,wherein K.sub.3 is a coupling component radical free of diazotizable amino groups,Q is --NH.sub.2, --NO.sub.2, acylamino or --N.dbd.N--K.sub.4,wherein K.sub.4 is a coupling component radical free of diazotizable amino groups, with the proviso that when Q is K.sub.3 --N.dbd.N--, Q' is amino, nitro or acylamino, andA.sub.1, b.sub.1, c.sub.1, each X and Y are as defined above, are useful as intermediates in the synthesis of the polyazo compounds.
Abstract:
Disclosed are compounds of the formula, ##STR1## in which X is hydrogen, chlorine, C.sub.1-4 alkyl or alkoxy, --SO.sub.3 M or --CO.sub.2 M, one of the Y's is hydrogen, the other --SO.sub.3 M, A is a mono- or di-sulphonaphthyl radical which is optionally further substituted, or ##STR2## in which R is hydrogen, hydroxy or C.sub.1-4 alkyl or alkoxy, B is a radical or a coupling component (b.sub.1) to (b.sub.10), ##STR3## WHERE R.sub.1 is --NH.sub.2, anilino or toluidino, R.sub.2 is --NH.sub.2 or --OH, and Either R.sub.3 is hydrogen, or When R.sub.1 and R.sub.2 both are --NH.sub.2, R.sub.3 is hydrogen, --SO.sub.3 M or C.sub.1-4 alkyl; ##STR4## WHERE R.sub.4 is hydrogen or C.sub.1-4 alkyl; ##STR5## WHERE R.sub.5 is hydrogen or --CO.sub.2 M; ##STR6## WHERE ONE OF THE Y.sub.1 's is hydrogen, the other --SO.sub.3 M; ##STR7## WHERE R.sub.6 is phenyl or C.sub.1-4 alkylphenyl; ##STR8## where R.sub.7 is --OH or --NH.sub.2, R.sub.8 is hydrogen, phenyl or sulphophenyl, and R.sub.9 is C.sub.1-4 alkyl or --CO.sub.2 M, and the M's independently, signify hydrogen or a non-chromophoric cation, their production and use for dyeing and printing anionic dyeable substrates, e.g., natural and regenerated cellulose, natural and synthetic polyamides, polyurethanes and basically modified polypropylene and particularly leather, paper and anodized aluminum. The obtained dyeings have shades ranging from deep green or blue to black. The dyeings on paper exhibit notable fastness to water and water-spotting while the dyeings on leather are level and exhibit good fastness to perspiration, dry cleaning, water, water-spotting and buffing and resistance to migration onto polyvinyl chloride.
Abstract:
Dyes of the formula ##SPC1##WhereinEach of R, R.sub.1, R.sub.2 and R.sub.3 is independently hydrogen, halo, nitro, unsubstituted or substituted alkyl or alkoxy, carboxy or sulfo,R.sub.4 is a diazo component radical, and Me is a metal atom,Are useful for dyeing and printing of leather. They exhaust well on leathers of low affinity and give level dyeings. The dyeings exhibit good fastness to light, water, washing, perspiration, ironing and formaldehyde.