C09B 45 - Complex metal compounds of azo dyes

Patents for C09B 45 - Complex metal compounds of azo dyes (1,560)
02/1981
02/24/1981	US4252718 Continuous azo coupling process
02/24/1981	US4252529 Copper, cobalt or chromium complex monoazo compounds, processes for their manufacture, their use as dyestuffs and fiber materials dyed with these dyestuffs
02/17/1981	CA1095660A1 Process for dyeing and printing nickel-containing polyolefins
02/10/1981	US4250238 Photographic products and processes employing novel dye developer compounds
02/03/1981	US4248956 Photographic products and processes employing heterocyclic azo dye developer compounds
01/1981
01/27/1981	US4247455 Yellow 2:1 azo-azo or azo-azomethine chrome complexed dye developers
01/21/1981	EP0022485A1 Copper-complex dyestuffs and their use in dyeing and printing materials containing nitrogen
01/07/1981	EP0021837A1 Metallisable trisazo black dyestuffs and mixtures thereof, their preparation and use in dyeing cellulosic fibres
12/1980
12/16/1980	CA1091654A1 Azo dyestuffs
12/10/1980	EP0019851A1 1:2 Chromium complex dyestuffs of the azomethine and/or azo series, their preparation and use in dyeing and printing polyamide or cellulose materials
12/10/1980	EP0019846A2 Tanning agents of the azo series, their preparation and their use in the simultaneous tanning and dyeing of leather, and preparations containing them
12/10/1980	EP0019842A1 1:2-Chromium complex dyestuff of the monoazo series and its use in dyeing polyamide
11/1980
11/26/1980	EP0019152A1 Process for the preparation of 1:2 cobalt and 1:2 chromium complex dyestuffs
11/26/1980	EP0019128A1 Cobalt complex dyestuffs, processes for their preparation and their use in dyeing and printing
11/18/1980	US4234479 Chromium mixed complex dyestuffs of phenyl-azo-pyrazole components
11/12/1980	EP0018939A1 1:2 Metal complex dyestuffs of azomethines, process for their preparation and process for dyeing and printing by using these dyestuffs
10/1980
10/21/1980	CA1088052A1 1:2 cobalt complex disazo dyestuffs, process for their preparation and their use for the dyeing of natural and synthetic fibres
10/21/1980	CA1088051A1 Chromium complex dyes, process for their manufacture and use thereof
09/1980
09/09/1980	CA1085386A1 Water-soluble brown l:2-chromium-mixed complex dyestuffs, process for their manufacture and their use for the dyeing of natural or synthetic polyamide fibers
09/03/1980	EP0014882A1 Azodyestuffs and their use in dyeing and printing nitrogen-containing materials and leather
08/1980
08/26/1980	US4219473 Substituted unsymmetrical azo, azomethine 1:2 chromium complexes
08/26/1980	US4219472 5-Aminomethyl-2-amino naphthyl-(1) azo dyes
08/19/1980	US4218367 Reactive complex chromium-bearing azo dyestuffs
08/12/1980	US4217270 Sulfo substituted chromium containing azo pyrazolone dyestuff
08/06/1980	EP0013922A2 Process for dyeing and printing fibrous materials containing hydroxy groups
07/1980
07/29/1980	US4215042 Copper, and nickel complexes of azo dyestuffs
07/15/1980	US4212802 Gray shades
07/15/1980	US4212801 Unsymmetrical 1:2-chromium complexes containing an azo and an azomethine bond
07/08/1980	US4211698 Disazo dyes containing an acetoacetanilide middle component
06/1980
06/25/1980	EP0012350A1 Azo dyestuffs, their preparation and their use in the dyeing of N-containing materials
06/24/1980	CA1080217A1 Acyldihydroxybenzene azo dyes for metallized polyolefins
06/11/1980	EP0011873A1 Polyazo dyestuffs, their preparation and application to the dyeing of cellulose materials
06/03/1980	US4206115 Ortho-carboxyphenyl azo ortho-hydroxypyrazole yellow dyes having silver halide developing capability
05/1980
05/27/1980	US4204993 Nondiffusible 6-arylazo-2-amino-3-pyridinol dye-releasing compounds
05/27/1980	US4204879 Amino acid salts of anionic dyestuffs which have high solubility in organic solvents
05/20/1980	CA1077927A1 Heavy metal complex dyes, process for their manufacture and use thereof
04/1980
04/22/1980	CA1076105A1 Water-soluble 1:2-cobalt complex dyestuffs, process for preparing same and their use for dyeing natural and synthetic polyamide fibers
04/15/1980	CA1075681A1 1:2-cobalt-complex azo dyestuffs, process for their manufacture and their use for the dyeing of natural and synthetic polyamide fibers
04/08/1980	CA1075231A1 Water-soluble trisazo dyestuffs, their manufacture and their use
04/02/1980	EP0009466A1 1 : 2-Bis-chromium-complex dyestuffs from polyazo- or disazo-azomethine compounds, their preparation and their use
03/1980
03/18/1980	US4193916 Sulfo- or carboxy-aryl amino sulfonyl phenyl azo hydroxpyridine heavy metal complex dyes
03/11/1980	CA1073450A1 1:2-cobalt-complex azo dyestuffs, their preparation and their use
02/1980
02/19/1980	CA1072083A1 Azo dyestuffs
01/1980
01/22/1980	CA1070297A1 Azo dyestuffs
01/22/1980	CA1070296A1 Chromium complexes, their manufacture and use
01/15/1980	US4183755 Photographic products and processes employing metal complexable nondiffusible azo dye-releasing compounds
01/15/1980	US4183754 Photographic products and processes employing nondiffusible 1-arylazo-4-isoquinolinol dye-releasing compounds
12/1979
12/25/1979	US4180502 Manufacture of concentrated solutions, having a low salt content, of cobalt and chromium 1:2 complex dyes which are free from sulfonic acid groups
12/25/1979	CA1068683A Preparation and use of chromiferous colorants for coloring and dyeing synthetic polyamides
12/11/1979	CA1067897A1 Metal complex dyes, process for their manufacture and their use
11/1979
11/14/1979	EP0005207A2 Bis-1:2 chrome-disazo-bisazo methine dyestuffs, their preparation and use for dyeing of leather
11/13/1979	US4174221 Yellow 2:1 chrome complexed dye developers
10/1979
10/16/1979	US4171300 Process for the manufacture of metal complex dyes
10/16/1979	CA1064480A1 Azo compounds
10/09/1979	CA1064023A1 1:2 asymmetric cobalt complexes of monoazo dyestuffs
10/02/1979	CA1063599A1 Chromium complex dyes, their manufacture and their use
08/1979
08/21/1979	US4165314 Mixtures of 1:2 cobalt complexes of monoazo compounds having an acetoacetanilide coupling component radical
08/21/1979	US4165238 Diffusion transfer, ballasted, metallized
08/07/1979	CA1059997A1 Chromium complex dyes, their manufacture and use
07/1979
07/25/1979	EP0003121A1 Utilisation of water-insoluble disazomethine compounds for the mass colouring of thermoplastic polyesters, espezially for spin dyeing
07/10/1979	CA1058167A1 Leather dyes, their manufacture and use
07/03/1979	US4159983 Pure and substantially pure asymmetric 1:2 cobalt complexes of monoazo compounds
06/1979
06/19/1979	US4158542 Acyldihydroxybenzene azo dyes for metallized polyolefins
05/1979
05/22/1979	US4155903 Asymmetrical 1:2 cobalt complexes of certain substituted phenylazonaphthalenes
05/22/1979	CA1055019A1 Metallised dyes, their manufacture and use
05/01/1979	US4152324 Pigment copper complex of carboxyphenylazon-phenyl-β-naphthyzamine
04/1979
04/24/1979	US4150942 1:2 Metal complexes of azo compounds having 1-hydroxynaphthalene-3-sulfonic acid coupling component radicals at least one of which is a disazo compound
04/17/1979	US4150018 Process for producing metal complexed dye developers
04/10/1979	US4148643 Photographic products and processes employing nondiffusible azo dye-releasing compounds
04/10/1979	US4148642 Photographic products and processes employing nondiffusible 1-arylazo-4-isoquinolinol dye-releasing compounds
04/03/1979	US4147544 Photographic products and processes employing novel nondiffusible pyridylazonaphthol dye-releasing compounds
03/1979
03/20/1979	US4145339 Water-soluble 1:2-cobalt complex dyestuffs of an azomethine and of an azo compound
03/06/1979	CA1050014A1 Azo dyes
02/1979
02/27/1979	US4141890 Azo compounds having a 3-sulphomethyl-pyrazolone-(5) coupler component
02/27/1979	CA1049507A1 Polyazo dyestuffs, their production and their use
02/20/1979	CA1049001A1 Chromium complex dyes, their manufacture and use
02/20/1979	CA1049000A1 Chromium complex dyes, their manufacture and use
02/13/1979	CA1048494A1 Chromium complex dyes, their manufacture and use
02/06/1979	US4138395 Water soluble copper complex monoazo dyestuff based upon ortho-amino phenol-sulfonic acid and N-acetoacetyl compound of amino-benzene-β-hydroxy-ethylsulfone-sulfuric acid ester
01/1979
01/30/1979	US4137228 Water-soluble, copper containing trisazo compounds having a 2-(4'phenylene)-benzimidazoyl-(5 or 6),-benzoxazolyl-(5), or -benzthiazolyl-(5) component
01/30/1979	CA1047486A1 Chromium complex dye, its manufacture and use
01/24/1979	EP0000331A1 Method of mass-dyeing linear polyamides using dyesalts from 1:2 chromium complexes of monoazodyes; the fibres obtained therefrom
11/1978
11/14/1978	US4125368 For dyeing polyamide fibers
10/1978
10/31/1978	US4123429 1:1 Chromiferous complex azo compounds having a bidentate chelating group and a monofunctional neutral ligand
10/31/1978	US4123428 Colorfastness
10/17/1978	US4120854 Disazo and trisazo dyes having a 1,3-diamino-, dihydroxy- or amino-hydroxy-benzene nucleus and metal complexes thereof
10/03/1978	US4118381 1:2 Cobalt complex phenol-acetoacetanilide benzene disazo dyestuffs
10/03/1978	US4118232 Photographic material containing sulphonic acid group containing disazo dyestuffs
10/03/1978	US4118185 Process for dyeing and printing nickel-containing polyolefins
10/03/1978	CA1039713A1 Water-soluble triazo dyestuff derived from 4,4,-diaminobenzanilide
09/1978
09/26/1978	US4116952 Polyamides
09/26/1978	US4116624 Disazo dyes for natural or synthetic polyamides
09/19/1978	US4115377 Monoazo dyes
09/12/1978	US4113719 1:2-Cobalt-complex azo dyestuffs having an acetoacetylamino diphenylamino coupler
09/12/1978	CA1038376A1 Pigment complexes
08/1978
08/29/1978	US4110355 Anthraquinone compounds useful in photographic processes
08/29/1978	US4110073 Combination of anion-active dispersing agents
08/22/1978	CA1037029A1 Water-soluble azoic dyestuffs derived from 4-4'-diaminobenzanilide
08/01/1978	US4104269 Methoxymethoxy protected intermediates for photographic dyes
07/1978
07/25/1978	US4102879 Unsymmetrical azomethine 1:2-chromium complex dyes

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