| Patents for C09B 1 - Dyes with an anthracene nucleus not condensed with any other ring (1,801) |
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| 10/20/1981 | CA1111031A1 Anthraquinone compounds and process for preparing same |
| 10/13/1981 | US4294769 Process for the preparation of 1,4-diamino-2,3-dicyano-anthraquinones |
| 10/13/1981 | US4294768 Water-soluble anthraquinone dyes |
| 10/13/1981 | US4294581 Uniformly dyed water-swellable cellulosic fibers |
| 10/13/1981 | US4294578 Colorants |
| 09/29/1981 | US4292248 Preparation of hydroxyanthraquinones |
| 09/29/1981 | US4292232 Process for the mass coloration of thermoplastics with anthraquinonylaminotraizines |
| 09/22/1981 | US4290768 Anthraquinone dyes, triazine dyes |
| 09/15/1981 | US4289693 Textiles |
| 09/02/1981 | EP0034832A1 Liquid crystal with an incorporated pleochroic anthraquinone dyestuff and its use |
| 09/02/1981 | EP0034725A2 Dyestuffs containing imidazolylethylene groups and their use |
| 08/25/1981 | US4285874 1-Isocyanato-anthraquinones |
| 08/25/1981 | CA1107728A1 Red colors |
| 08/18/1981 | US4284770 Process for the manufacture of vat dyes |
| 08/18/1981 | US4284411 Anthraquinone derivatives for pigmenting organic macromolecular substances |
| 08/12/1981 | EP0033334A1 Display device with dynamic internal polarizer |
| 08/04/1981 | US4282354 Photoconductors |
| 08/04/1981 | CA1106368A1 Process for the mononitration of anthraquinone |
| 07/21/1981 | US4279825 Process for the preparation of 1,4-diaminoanthraquinone-2,3-disulphonic acid |
| 07/21/1981 | US4279662 Anthraquinones useful in cosmetics and foods |
| 07/14/1981 | US4278606 Preparation of 1-amino-2-phenoxy-4-hydroxyanthraquinone |
| 07/14/1981 | US4278434 Anthraquinone dyes, fibers |
| 07/07/1981 | CA1104306A1 Process for the dyeing or printing of polyester fibers |
| 06/30/1981 | US4276213 Process for the coloration of organic material of high molecular weight in the melt with anthraquinone dyes |
| 06/24/1981 | EP0030693A1 Process for preparing triazinyl-amino anthraquinones |
| 06/23/1981 | CA1103834A1 Process for dyeing linear polyesters in the melt |
| 06/23/1981 | CA1103406A1 Process for the dyeing or printing of polyester fibers |
| 06/16/1981 | US4273720 Anionic dyes, color/purple/, polyamides |
| 06/09/1981 | CA1102797A1 Process for the manufacture of anthraquinone compounds |
| 06/02/1981 | CA1102353A1 Promoting the formation of nitrodiarylamines from nitrohaloarenes, activated aryl amines and sodium carbonates |
| 05/26/1981 | CA1101852A1 1,4-diaminoanthraquinone derivatives |
| 05/19/1981 | CA1101413A1 Anthraquino-cycloalkane and -ethene dyes |
| 05/12/1981 | US4267115 Anthraquinone compounds |
| 05/05/1981 | US4265633 Process for the manufacture of vat dyes |
| 04/28/1981 | US4264511 For dyeing polyesters and as chemical intermediate for dyestuff |
| 04/01/1981 | EP0026004A1 Liquid crystals mixture |
| 04/01/1981 | EP0025926A1 Process for the preparation of monoaroylated 1,4-diamino anthraquinones |
| 04/01/1981 | EP0025809A1 Liquid crystals mixture |
| 03/31/1981 | CA1098645A1 Anthraquinone dyes suitable for mass-dyeing polyesters |
| 03/18/1981 | EP0025166A1 Process for preparing vat dyestuffs of the anthraquinone series, their use in dyeing and printing preparations and in dyeing and printing |
| 03/17/1981 | US4256460 Process for dyeing and printing cellulose fibres |
| 03/17/1981 | CA1097626A1 Anthraquinone disperse dyes |
| 03/17/1981 | CA1097625A1 Water soluble anthraquinone dye |
| 03/11/1981 | EP0024676A2 Process for finishing fibrous materials |
| 03/10/1981 | US4255151 Process for dyeing and printing cellulose fibres |
| 02/19/1981 | WO1981000463A1 Display device with dynamic internal polarizer |
| 02/11/1981 | EP0023666A1 Anthraquinone-azomethine compounds, process for their preparation as well as a process for pigmenting organic macromolecular materials |
| 02/11/1981 | EP0023648A1 Anthraquinone-azomethine compounds, process for their preparation; process for dyeing synthetic fibre materials as well as for pigmenting organic macromolecular materials |
| 02/11/1981 | EP0023645A1 Process for the preparation of 1,4-diamino-2,3-dicyanoanthraquinones |
| 02/10/1981 | US4250102 Process for the manufacture of aminohydroxyanthraquinones |
| 02/10/1981 | US4249902 Dyestuff formulations |
| 02/03/1981 | US4249007 Anthraquinone colorants |
| 01/27/1981 | US4247457 Cationic dyes containing an aryloxy group linked through a bridging radical to a quaternized nitrogen atom |
| 01/20/1981 | US4246180 Precipitation as the sulfate salt |
| 01/20/1981 | US4246172 For dyeing textiles such as polyacrylonitrile, and acid modified polyesters and polyamides |
| 01/13/1981 | US4244691 Fiber reactive sulfonate groups |
| 01/06/1981 | US4243600 Process for the manufacture of 1,4-diaminoanthraquinone-2-carboxylic acid |
| 12/10/1980 | EP0020305A1 1-Hydroxy-4-heteroarylamino anthraquinone dyestuffs, their preparation and their use in dyeing polyesters in the mass |
| 12/09/1980 | US4238400 Used to dye polyamides blue |
| 12/02/1980 | US4237284 Printing or dyeing hydroxy group-containing textiles |
| 11/26/1980 | EP0019285A1 Process for preparing asymmetrical vat dyestuffs of the anthraquinone series and their use in dyeing and printing |
| 11/25/1980 | CA1090054A1 Reactive dyeing system and xylylene diphosphonic acid dyes |
| 11/12/1980 | EP0018538A2 Anthraquinone derivatives, process for their preparation, process for the pigmentation of organic macromolecular materials and pigmented organic macromolecular material |
| 11/11/1980 | US4232950 Liquid crystal compositions including pleochroic dye |
| 11/11/1980 | US4232949 Liquid crystal compositions containing pleochroic dye |
| 11/11/1980 | CA1089454A1 Anthraquinone dyes |
| 11/04/1980 | CA1088934A1 Arylaminoanthraquinones |
| 10/29/1980 | EP0017806A1 Process for the preparation of 1-amino-2-acetyl-4-bromoanthraquinone |
| 10/07/1980 | US4226784 2- and 5-Aminoalkylamino anthraquinone dyes useful as basic dyes in coloring hair |
| 10/01/1980 | EP0016432A1 Process for preparing 1-amino-2-phenoxy-4-hydroxy-anthraquinone |
| 09/30/1980 | US4225523 Anthraquinone dyestuffs |
| 09/23/1980 | US4224228 Water-soluble anthraquinone dyes |
| 09/17/1980 | EP0015430A1 Transfer printing process as well as printing inks and auxiliary sheets for carrying out this process |
| 09/16/1980 | US4222947 Anthrachinone dyestuffs |
| 09/09/1980 | US4221562 Quaternary ammonium substituted, with glutaraldehyde or glyoxal, for printing cellulose |
| 09/03/1980 | EP0014899A1 Process for the preparation of cationic anthraquinone dyes |
| 09/02/1980 | US4220449 Quaternated polyamine salts |
| 08/05/1980 | US4216146 Azo(hydrazo)-anthraquinone compounds |
| 08/05/1980 | CA1082972A1 Forming a dye image using a developer with an anthraquinone nucleus and an acylamino substituent |
| 07/22/1980 | US4213759 Monoazo, disazo and anthraquinone dyes |
| 07/01/1980 | US4210413 Transfer printing process |
| 06/24/1980 | US4209463 Promoting the formation of nitrodiarylamines from nitrohaloarenes, activated aryl amines and sodium carbonates |
| 06/11/1980 | EP0012111A2 Water-soluble dyes of the 1-amino-2-phenoxy-4-phenylamino anthraquinone series; process for their preparation and their application |
| 06/11/1980 | EP0012110A1 Process for the dyeing of thermoplastic materials in the mass with anthraquinonylamino triazines |
| 06/03/1980 | CA1078555A1 Reactive dyeing systems using dyes with carboxylic acid groups |
| 05/27/1980 | US4205005 Anthraquino-cycloalkane dyes |
| 04/22/1980 | CA1076106A1 Photographic dye diffusion transfer process |
| 04/16/1980 | EP0009700A1 Process for the preparation 1-isocyanato-anthraquinones |
| 04/15/1980 | US4198205 Triazinyl-anthraquinone dye formulations for cellulose or cellulosic fibrous material |
| 04/15/1980 | CA1075686A1 Preparation of 4-acylamino-anthrones |
| 04/08/1980 | US4197250 Brominating 1-aminoanthraquinone then hydroxylatin |
| 03/25/1980 | US4195012 Used in automobile taillights |
| 03/25/1980 | US4194879 Process for the dyeing or printing of polyester fibers |
| 03/25/1980 | US4194878 And polyamides; fixing anthraquinone disperse dyes by action of gaseous of liquid methylene chloride |
| 03/04/1980 | US4191679 Photographic polyester film support |
| 02/20/1980 | EP0008063A1 Azomethine derivatives of anthraquinones, methods for their preparation, their use in the pigmentation of organic macromolecular compounds and the materials thus obtained |
| 02/19/1980 | US4189429 Anthraquinone, naphthaquinone, monoazo and styryl dyes |
| 02/12/1980 | US4188187 Dyeing of polyamide textiles and anthraquinone dyestuffs therefor |
| 02/05/1980 | US4187238 Blue dye for polyesters |
| 01/29/1980 | US4185959 Method for dyeing hydrophobic fiber material with disperse dye |