Abstract: Compounds of the formula I 1

Abstract: A corrosion protection material and method for anon-metal alloys, particularly light aluminum alloys; the method comprises the steps of coating a material to be protected with a layer containing a chromium-free inhibitor, comprising at least one dihydroxyazoic salt having structural unit (a), wherein Y is a salt producing anion and M is a metal; for the same number of moles, protection with an effectiveness comparable to that of chromate inhibitors may thus be achieved; ##STR1##

Abstract: The invention relates to a process for the preparation of 1:2 metal complex azo dyes of formula ##STR1## wherein each X is hydrogen, halogen or nitro, K and K' are each independently of the other the radical of a coupling component of the benzene, naphthalene or pyrazolone series, Y and Y' are each --O-- or --N(R), wherein R is hydrogen, C.sub.1 -C.sub.4 alkyl or phenyl, Me is chromium or cobalt and Ka is a cation, and Y and Y' are attached to K and K' adjacent to the azo group, by coupling and metallising, which process comprises coupling, in aqueous solution, a diazo component of formula ##STR2## wherein X is as defined for formula (1), in the presence of the 5- to 30-fold molar amount of sodium and/or potassium chloride, based on the molar amount of diazo component, and in the presence of a compound that donates a chromium or cobalt atom, to coupling components of formulaeHK--YH and HK'--Y'H (3),wherein K, K', Y and Y' are as defined for formula (1).

Abstract: The invention relates to chromium complexes of the formula ##STR1## in which A is the radical of a dicyclically metallizable azo or azomethine dye, B is the radical of a monoanionic bidentate complexible organic compound which is bonded to the chromium atom via oxygen atoms, L is a colorless monofunctional ligand, X is halogen-substituted C.sub.1-4 -alkanoyl, C.sub.1-4 -alkenoyl, halogen-substituted C.sub.1-4 -alkenoyl, monohalogenopyrimidinyl, dihalogenopyrimidinyl or trihalogenopyrimidinyl which is bonded to A and/or B via ##STR2## and R.sub.5 is hydrogen or C.sub.1-4 -alkyl, Ka is a cation, m is 1, 2 or 3, n is 1 or 2 and the SO.sub.3.sup..crclbar. Ka group is bonded to A and/or B. These chromium complexes are suitable for dyeing nitrogen-containing or hydroxy-containing materials and they produce level dyeings having good all-round fastness properties.

Abstract: Reactive dyes suitable for dyeing and printing cellulosic fiber materials by the cold pad-batch process having the formula ##STR1## wherein Fa is a monoazo or polyazo, metal complex azo, anthraquinone, phthalocyanine, formazane, azomethine, dioxazine, phenazine, stilbene, triphenylmethane, xanthene, thioxanthone, nitroaryl, napthoquinone, pyrenequinone or perylene-tetracarbimide dye radical, X is halogen, C.sub.1 -C.sub.4 -alkylsulfonyl, phenylsulfonyl, a sulfonic acid or phosphonic acid group or a quaternized ammonium group, r is 1 or 2, R is hydrogen or C.sub.1 -C.sub.4 alkyl which is unsubstituted or substituted by halogen, hydroxyl, cyano, carboxyl, sulfo, sulfato, C.sub.1 -C.sub.4 -alkoxycarbonyl, C.sub.1 -C.sub.4 -alkoxy or phenyl, and A is a radical of the formula ##STR2## wherein R' is hydrogen, C.sub.1 -C.sub.4 alkyl which is unsubstituted or substituted by halogen, hydroxyl, cyano, carboxyl, sulfo, sulfato, C.sub.1 -C.sub.4 -alkoxycarbonyl, C.sub.1 -C.sub.4 -alkoxy or phenyl, C.sub.5 -C.sub.

Abstract: Asymmetric 1:2-chrome complex dyes of the formula: ##STR1## wherein A is the radical of 1-hydroxynaphthalene or 2-hydroxynaphthalene,R.sub.1 is hydrogen, chlorine or methyl,R.sub.2 is hydrogen, nitro or chlorine, andKa.sup.+ is a cation, and of the substituents X.sub.1, X.sub.2 and X.sub.3 one is an SO.sub.3 group, and the other two are hydrogen, X.sub.3 being hydrogen when R.sub.1 is chlorine and R.sub.2 is hydrogen,give blue shades on leather and other polyamides, which shades are lightfast and fast to wet processing.

Abstract: Dyes which are 1:2-chromium complexes, containing one azo dye or azomethine dye and one disazo dye or trisazo dye. The dyes are suitable for dyeing wool, synthetic polyamides and leather.

Abstract: A dyestuff which, in the form of its free acid, corresponds to the formula ##STR1## wherein W=a direct bond or a bridge member to a C atom of the naphthalene nucleus C or the benzene nucleus A, wherein the bridge member is ##STR2## wherein R=H or C.sub.1 -C.sub.4 -alkyl,alkylene=C.sub.2 -C.sub.5 -alkylene andarylene=unsubstituted or substituted phenylene,R.sub.1, R.sub.2 and R.sub.3 =H--, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, hydroxyl, halogen, carboxyl, sulphonamido, nitro, alkyl or arylcarbonylamino, --SO.sub.3 H, --SO.sub.2 --CH.dbd.CH.sub.2 or --SO.sub.2 CH.sub.2 --CH.sub.2 --Z,whereinZ=--OSO.sub.3 H, --SSO.sub.3 H, OPO.sub.3 H.sub.2, --OCOCH.sub.3, dialkylamino, or quaternary ammoniumR.sub.4 =H or C.sub.1 -C.sub.4 -alkyl which is unsubstituted or substituted by C.sub.1 -C.sub.4 -alkoxy, --OSO.sub.3 H, --SO.sub.3 H, --COOH or hydroxyl.X=a fibre-reactive radical,p=1 or 2,q=0 or 1,l, m and n=0 or 1,k=1 or 2 andMe=Cu.

Abstract: The invention relates to chromium complexes of the formula ##STR1## in which B is the radical of a bidentate bianionic compound, L is H.sub.2 O, NH.sub.3, alkanol, alkylamine, dialkylamine, trialkylamine or pyridine, D is a benzene or naphthalene diazo component, Y is the nitrogen atom or the CH group, K is a coupling component, R is hydrogen, alkyl or phenyl, X is a fibre-reactive group,Ka is a cation, m is 1, 2 or 3, n is 1 or 2 and k is 0 or 1.These chromium complexes are suitable for dyeing nitrogen-containing or hydroxy-containing materials and they produce level dyeings having good all-round fastness properties.

Abstract: Compounds of the formula I ##STR1## where K.sup..sym. is a cation, R is methyl or is phenyl which is unsubstituted or substituted by chlorine, bromine, methyl, methoxy or ethoxy, R.sup.1 is hydrogen, chlorine, bromine or nitro, R.sup.2 is hydrogen, chlorine, bromine, nitro, sulfamyl or hydroxysulfonyl, X and Y are each --O-- or --COO--, Z is --O-- or --NH--, D is a radical of a diazo component of the aniline or naphthylamine series and K is a radical of a coupling component, are very useful for dyeing natural and synthetic polyamide textile fibers and leather.

Abstract: Disclosed are chrome complex dyes of the formula ##STR1## and of the formula ##STR2## wherein Z and Z' independently of one another are each nitrogen or --CH--;X and X' independently of one another are each oxygen, or a group of the formula --NR--, in which R is hydrogen or C.sub.1 -C.sub.4 -alkyl, provided X is oxygen when Z is --CH-- and provided X' is oxygen when Z' is --CH--;A and B independently of one another are each a diazo component of a benzene or naphthalene radical which carries the hydroxyl or carboxyl group in the o-position with respect to the azo group;C and D independently of one another are each a benzene or naphthalene radical which carries in the o-position with respect to the azo or azomethine group a hydroxyl or carboxyl group, or the radical of an aliphatic or cycloaliphatic aminocarboxylic acid, if n.sub.2 or n.sub.

Abstract: Chrome azo-azomethine dyes are disclosed which contain a benzthiazolylphenyl or stilbenyl radical bound via an aldehyde group to the aldehyde moiety of the azomethine dyes. The dyes are particularly useful for dyeing wool, polyamide and leather.

Abstract: Water soluble dyestuffs having at least two reactive Lewis base sites are polymerized in a condensation reaction with group IVB metallocenes or group IVA organohalides to yield linear or crosslinked, and colored and/or fluorescent polymeric products. The polydyes are useful in providing permanent coloration of paper, plastics, textiles, paints and the like.

Abstract: Bis-platinum complexes having the formula ##STR1## wherein A is a ligand having two pairs of platinum-coordinating acidic groups which are each independently a carboxylate, phenolate, sulfonate or phosphonate group, each said pair being capable of coordinating with a platinum ion to form a 5-10 membered chelate ring; Z is a water-solubilizing group; n is 0 or a positive integer, with the proviso that n is 0 only when at least one of said platinum-coordinating acidic groups is sulfonate or phosphonate or when at least one platinum ion is a Pt(IV) ion; and R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 are each independently H or a C.sub.1-20 alkyl, aryl, aralkyl, or alkaryl group, or together form one or more C.sub.1-30 alkylene, cycloalkylene, arylene, aralkylene or alkarylene groups; or a pharmaceutically acceptable salt thereof, are useful as readily water-soluble antitumor agents.

Abstract: A process for producing granulates of water-soluble dyes by means of fluidized bed granulation, wherein there is added a granulating auxiliary having a softening point or softening range between 30.degree. and 150.degree. C. and consisting of(a) at least one compound of the formula IA--(CH.sub.2 CH.sub.2 O).sub.n --H (I)in which A is the group R--O-- or ##STR1## wherein R is an aliphatic or alicyclic hydrocarbon radical having 8 to 22 carbon atoms, R' is an aliphatic hydrocarbon radical having 8 to 22 carbon atoms, and n is 10 to 200, preferably 20 to 150, or(b) a mixture of a compound of the formula II ##STR2## in which m is 50 to 500, and x is 3 to 5, with a compound of the formula IIIR.sub.1 --NH--CO--NH--R.sub.1 (III),in which each R.sub.1 independently of the other is hydrogen or methyl, or(c) a mixture of a compound of the formula I with at least one compound of the formula II or III.

Abstract: An unsymmetrical 1:2 chromium complex of a monoazo dyestuff and a disazo dyestuff which is non-fiber reactive and is free of sulfonamido and amino groups and which, in the form of the free acid has the formula: ##STR1## wherein A' is the radical of a 1-hydroxy-2-aminobenzene which is monosubstituted or disubstituted by chlorine, nitro, or sulfo, B' is a naphth-2-ol, resorcinol, p-(C.sub.1 -C.sub.6 -alkyl)-phenol, 1-phenol-3-methylpyrazol-5-one or acetoacetanilide radical, and the phenol group in the last two mentioned compounds can be substituted by C.sub.1 -C.sub.4 -alkyl C.sub.1 -C.sub.4 -alkoxy, chlorine or sulfo, K' is an unsubstituted or sulfo-substituted naphth-1-ol or naphth-2-ol radical, phenol which is substituted in the p-positioned by C.sub.1 -C.sub.6 -alkyl, an unsubstituted or sulfo-substituted 2-naphthylanime, and 1-phenol-3-methylpyrazol-5-one or an acetoactanilide radical, and the phenol group in the last two mentioned compounds can be substituted by C.sub.1 -C.sub.

Abstract: Chromium complex dyestuffs of the formula ##STR1## wherein X denotes hydrogen or nitro,Y denotes hydrogen, nitro or chlorine andZ denotes hydrogen, nitro, chlorine, alkyl, alkoxy, alkylsulphonyl, arylsulphonyl or SO.sub.2 NW.sub.1 W.sub.2 andW.sub.1 and W.sub.2 denote hydrogen, aryl or alkyl, with the proviso thatY and Z do not simultaneously represent nitro, are particularly suitable for dyeing polyamides and wool, on which they produce level dyeings having good general fastness properties.