| Patents for C09B 1 - Dyes with an anthracene nucleus not condensed with any other ring (1,801) |
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| 07/19/1983 | US4394129 Process for the finishing of fibrous materials: sulfonyl- or carbonyl-cyanamides of dyestuffs |
| 07/12/1983 | US4393007 Process for the manufacture of anthraquinone compounds |
| 07/06/1983 | EP0083300A1 Dye mixtures and their use |
| 07/06/1983 | EP0083299A1 Process for trichromatic dyeing or printing |
| 07/05/1983 | US4391754 Anthraquinone compounds |
| 07/05/1983 | US4391606 Azo polyether dyestuffs, formulations of these dyestuffs, their preparation and their use |
| 07/05/1983 | US4391489 Liquid crystal materials containing pleochroic anthraquinone dyes |
| 06/21/1983 | US4389215 Anthraquinone-azomethine compounds, processes for their preparation and processes for dyeing synthetic fibre materials and for pigmenting organic macromolecular substances |
| 06/15/1983 | EP0081169A2 Process for the preparation of 4,4'-diamino-1,1'-dianthrimides |
| 06/15/1983 | EP0081168A2 Process for the preparation of 4,4'-dibenzoylamino dianthrimide carbazole |
| 06/15/1983 | EP0081158A2 Process for the preparation of an anthraquinone vat dye |
| 06/14/1983 | US4388078 Anthraquinone dyestuff modification |
| 06/07/1983 | US4387054 Process for the preparation of quinizarin |
| 05/31/1983 | US4385900 Transfer printing supports and dyes for their manufacture: fluoroalkoxy anthraquinone dye |
| 05/25/1983 | EP0079862A2 1,4-Diamino-anthraquinone compounds |
| 05/18/1983 | EP0079056A2 Heat-developable color photographic material |
| 05/10/1983 | US4382800 Free amine-containing polymeric dyes |
| 05/03/1983 | US4382034 Process for the preparation of dianthraquinonylamines |
| 04/13/1983 | EP0076633A1 Guest-host type liquid crystal composition |
| 04/13/1983 | EP0076410A2 Reactive anthraquinone dyes |
| 03/30/1983 | EP0075173A2 Anthraquinone dyes |
| 03/29/1983 | CA1143726A1 Anti-neoplastic use of 1,4-bis (substituted aminoalkyl amino) -anthraquinones |
| 03/23/1983 | EP0074670A2 Process for removing impurities from polyalkyleneoxy coloring agents |
| 03/23/1983 | EP0074523A1 Liquid crystal materials containing anthraquinone dyes, and anthraquinone dyes |
| 03/15/1983 | US4376715 Composition based on liquid crystal for electro-optical device |
| 03/09/1983 | EP0073737A1 Dye mixtures of anthraquinone dyestuffs |
| 03/08/1983 | US4376077 Sulpho group-containing anthraquinone dyestuffs |
| 03/08/1983 | CA1142670A1 Process for the mass colouration of thermoplastics with anthraquinonylaminotriazines |
| 02/09/1983 | EP0071576A1 Process for the preparation of 1-amino-4-hydroxy anthraquinones |
| 02/01/1983 | CA1140330A1 Pleochroic dyes suitable for use in solution with liquid crystal materials for electro-optic device applications |
| 01/25/1983 | CA1140289A1 Process for the colouration of organic material of high molecular weight in the melt with anthraquinone dyes |
| 01/19/1983 | EP0069923A1 Anthraquinone dyestuff and its application |
| 01/19/1983 | EP0069910A1 Process for the preparation of 1-hydroxy-4-amino-5(8)-nitro-anthraquinone |
| 01/14/1983 | EP0033334A4 Display device with dynamic internal polarizer. |
| 12/28/1982 | CA1138445A1 1-hydroxy-4-heteroarylaminoanthraquinones |
| 12/22/1982 | EP0067691A1 Octahydrotetracyanoquinodimethane and derivatives thereof |
| 12/21/1982 | CA1137874A1 Anthraquinone compounds as anti-cancer agents |
| 12/14/1982 | US4363743 Liquid crystals having pleochroic dyes |
| 11/23/1982 | US4360447 Composition for liquid crystal color display elements |
| 11/09/1982 | US4358392 Containing an anthraquinone having an amino group and heterocyclic side chain; multicolor; photochromism |
| 11/03/1982 | EP0063713A1 Dichroic anthraquinone dyes, liquid crystal dielectrics containing them and electro-optical display |
| 10/27/1982 | EP0063298A1 Process for the preparation of 1-alkylamino anthraquinones |
| 09/29/1982 | EP0061264A1 Tetracyanoanthraquinodimethane compounds and processes for the production thereof, polymers and charge-transfer complexes derived therefrom |
| 09/29/1982 | EP0061181A1 Guest-host type liquid crystal composition and liquid crystal display device |
| 09/07/1982 | US4348239 Process for coloring organic material of high molecular weight |
| 09/01/1982 | EP0059095A1 Liquid crystal materials comprising pleochroic dyes |
| 09/01/1982 | EP0059036A1 Pleochroic anthraquinone dyes |
| 08/17/1982 | US4344767 Process for coloring linear polyesters in the melt |
| 08/11/1982 | EP0057382A2 Process for the preparation of vat dyes from the waste products of the synthesis of nitro-anthraquinone and anthraquinone sulfonic acid |
| 08/11/1982 | EP0057381A2 Trisanthraquinonylaminotriazine compounds as well as their preparation and application as vat dyes |
| 08/11/1982 | EP0057375A2 Vat dyes of the trisanthraquinonylaminotriazine series as well as their preparation |
| 08/11/1982 | EP0057358A2 Process for the preparation of anthraquinone vat dyes |
| 07/28/1982 | EP0056492A1 Dyes for liquid crystal mixtures |
| 07/27/1982 | US4341896 Dyestuff for polyester |
| 07/14/1982 | EP0055989A2 Liquid crystal with an incorporated pleochroic anthraquinone dyestuff, and process for the preparation of the dyestuff |
| 07/14/1982 | EP0055842A2 Mixtures of dyestuffs and liquid-crystal materials containing these mixtures |
| 07/13/1982 | US4339237 Free amine-containing polymeric dyes |
| 07/06/1982 | CA1127152A1 Anthraquinone compounds and the production and use thereof |
| 06/30/1982 | EP0055222A2 Salts of cationic anthraquinone dyes, their preparation and their use |
| 06/23/1982 | EP0054217A1 Anthraquinone dyes, process for their preparation, their use, as well as liquid-crystal material containing anthraquinone dyes |
| 06/08/1982 | US4334068 Process for the preparation of triazinylamino-anthraquinones |
| 05/18/1982 | US4330294 Anthraquinone compounds and process for dyeing therewith |
| 05/11/1982 | US4329456 Process for the preparation of vat dyes |
| 05/04/1982 | US4328159 Anthraquinone compounds and mixtures thereof |
| 05/04/1982 | CA1122979A1 Anthraquinone compounds and mixtures thereof |
| 04/28/1982 | EP0050586A1 Transfer printing sheet |
| 04/14/1982 | EP0049381A1 Process for the preparation of dianthraquinonyl amines |
| 04/13/1982 | US4324732 In presence of teritiary aliphatic aminoalcohol and/or quarternary ammonium compound |
| 04/07/1982 | EP0049036A1 Organic compositions suitable for guest-host liquid crystal device |
| 04/07/1982 | EP0049035A1 Organic compositions suitable for a guest-host liquid crystal device |
| 04/07/1982 | EP0048887A1 Liquid crystal composition containing a pleochroic anthraquinone dye |
| 04/07/1982 | EP0048886A1 Liquid-crystal composition containing a pleochroic anthraquinone dye, and process for the production of such a dye |
| 04/06/1982 | US4323671 Anthraquinone derivatives, processes for their preparation, processes for pigmenting organic macromolecular substances, and pigmented organic macromolecular material |
| 04/06/1982 | US4323670 Anthraquinone-azomethine compounds, processes for their preparation and processes for pigmenting organic macromolecular substances |
| 03/10/1982 | EP0047205A2 Process for the preparation of alpha-benzamido-alpha'-halogen-1,1'-dianthrimides, alpha-benzamido-5' or 8'-halogen-1,1'-dianthrimides and their application as intermediates for vat dyes |
| 03/09/1982 | US4319025 Anthraquinone-azomethine compounds, processes for their preparation and processes for dyeing synthetic fibre materials and for pigmenting organic macromolecular substances |
| 03/09/1982 | US4318848 Process for the neutralization of basic reaction compositions |
| 02/23/1982 | US4316918 Products including edibles colored with polymeric red colors |
| 02/16/1982 | CA1118159A1 Dyestuff formulations |
| 02/09/1982 | CA1118134A1 Process for colouring organic material of high molecular weight |
| 02/03/1982 | EP0044893A1 Anthraquinone compounds and process for their preparation |
| 02/02/1982 | US4313887 Anthraquinone dyes |
| 01/20/1982 | EP0043904A2 Mixtures containing a dyestuff, dyestuffs and their use in liquid crystal mixtures |
| 01/12/1982 | US4310359 Pigment compositions |
| 01/05/1982 | US4309221 Anthraquinone derivatives |
| 01/05/1982 | US4309180 Anthraquinone compounds and the production and use thereof |
| 12/23/1981 | EP0042357A2 Azo dyes, their preparation and use |
| 12/09/1981 | EP0041477A1 Process for the dyeing of linear polyesters in the mass |
| 12/08/1981 | US4304725 Process for producing disperse dyes |
| 12/08/1981 | US4304683 Composition for liquid crystal color display element |
| 12/01/1981 | US4303407 Concentrated coloring solutions of a blue tinge based on mixture of 1.4-dialkyl-anthraquinones for the coloring of petroliferous products |
| 11/18/1981 | EP0040139A2 Polyester polymers comprising copolymerised moieties derived from anthraquinone dyes |
| 11/17/1981 | US4301082 Anthraquinone compounds |
| 11/17/1981 | US4301080 6/7-Halogenoanthraquinone compounds, and the production and use thereof |
| 11/03/1981 | US4298536 Reduction of 1-nitro-2-acetylaminoanthraquinone with hydrazine or hydroxylamine in protic solvent |
| 11/03/1981 | CA1111844A2 Reactive dyeing system and xylylene diphosphonic acid dyes |
| 10/28/1981 | EP0038777A1 Process for the preparation of OH or chloro derivatives of quinizarine bisubstituted in position 5 and 8 |
| 10/28/1981 | EP0038460A1 Liquid crystal materials comprising anthraquinone dyes |
| 10/20/1981 | US4296044 Amination, quaternization |
| 10/20/1981 | CA1111166A1 Process for dyeing polyesters in the melt |