| Patents for C09B 1 - Dyes with an anthracene nucleus not condensed with any other ring (1,801) |
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| 05/29/1985 | EP0142617A1 Pleochroic anthraquinone dyes |
| 05/28/1985 | US4520202 Oxidation mixture of 1-amini- and 1,4-diamino-anthraquinone, then reduction |
| 05/28/1985 | US4519947 Process for producing anthraquinone compounds |
| 05/08/1985 | EP0140620A1 Silane anthraquinone dyes, composite pigments obtainable therefrom, and processes for preparing the same |
| 04/30/1985 | US4514187 Process for dyeing differential-dyeing polyamide fibres |
| 04/30/1985 | US4514045 Helichromic-smectic liquid crystal compositions and display cells |
| 04/10/1985 | EP0136981A2 Process for the preparation of anthraquinone imide compounds |
| 04/09/1985 | US4510089 Octahydrotetracyanoquinodimethane and derivatives thereof |
| 04/09/1985 | US4510088 Dye mixtures of anthraquinone dyes |
| 04/09/1985 | US4510087 Process for producing 1,4-diaminoanthraquinone-2-sulfonic acid |
| 04/09/1985 | CA1185058A1 Dye mixtures and their use |
| 04/02/1985 | CA1184705A1 Process for trichromatic dyeing or printing |
| 03/26/1985 | US4507476 Anthraquinone dyestuffs for cellulose-containing fibers |
| 03/26/1985 | US4507221 Anthraquinone dye and liquid crystal composition containing the same |
| 03/19/1985 | US4505549 Liquid crystal display device |
| 03/05/1985 | CA1183532A1 Anthraquinone derivatives, method for preparing same, liquid-crystal material and electro-optical device |
| 03/05/1985 | CA1183343A1 Liquid crystal materials including pleochroic dyes |
| 02/26/1985 | US4501592 Anthraquinone dyes, process for their preparation, and use thereof |
| 02/19/1985 | US4500459 Tetracyanoanthraquinodimethane compounds |
| 02/13/1985 | EP0132757A1 Process for the preparation of oxamides |
| 01/29/1985 | US4496221 Liquid crystal compositions with pleochroic anthraquines dyes |
| 01/22/1985 | US4495083 Pleochroic, anthraquinone dye |
| 01/15/1985 | US4493785 Anthraquinone compounds |
| 01/08/1985 | US4492790 Vat dyestuffs of the trisanthraquinonylaminotriazine series |
| 01/02/1985 | CA1180281A Hydroxyanthraquinones used for dyeing human keratinic fibers, process and composition utilizing the same |
| 01/01/1985 | US4491532 Liquid-crystal mixture with a pleochroic anthraquinone dye, and method for producing such a dye |
| 12/04/1984 | CA1178954A1 Process for producing 1-amino-4-hydroxy- anthraquinones |
| 11/27/1984 | US4485043 Etherification of a corresponding halide, disperse dyes |
| 11/21/1984 | EP0125311A1 Polyesters containing copolymerized, anthraquinone colorant compounds containing sulfonamido groups. |
| 11/20/1984 | US4483914 Redox system containing a dye releasable compound |
| 11/20/1984 | US4483594 Guest-host displays |
| 11/20/1984 | US4483593 Guest-host type liquid crystal composition and liquid crystal display device |
| 11/14/1984 | EP0124679A1 Process for dyeing or printing polyamide fibres |
| 10/23/1984 | US4478739 Dark colored composition based on liquid crystals |
| 10/03/1984 | EP0120717A2 Anthraquinone dyes and liquid crystal compositions containing the dyes |
| 10/03/1984 | EP0120463A2 Anthraquinone dyes and liquid crystal compositions including the same |
| 09/26/1984 | EP0119956A2 Process for the preparation of vat dyes |
| 09/25/1984 | US4473486 Composition for liquid crystal color display elements |
| 09/19/1984 | EP0118736A2 Anthraquinone dyestuffs for cellulose-containing fibers |
| 08/21/1984 | US4466899 Dyes for use in liquid crystal mixtures |
| 08/15/1984 | EP0115683A2 Composition comprising substituted anthraquinone-type isotropic dyes for liquid crystal display devices |
| 08/14/1984 | US4465338 Anthraquinone dyes, liquid crystals |
| 08/07/1984 | US4464282 Organic materials |
| 08/02/1984 | WO1984002136A3 Polyesters containing copolymerized, anthraquinone colorant compounds containing sulfonamido groups |
| 07/04/1984 | EP0112798A1 Light-sensitive and possibly cross-linkable mixture of compounds apt to condensation and addition reactions, reaction products obtained thereby and use thereof |
| 07/03/1984 | US4457855 Stable hypochlorite solution suspendable dyes |
| 07/03/1984 | CA1170256A1 Stable hypochlorite solution suspendable dyes |
| 07/03/1984 | CA1170254A1 Dyes containing imidazolylmethylene groups |
| 06/26/1984 | US4456545 Dichroitic anthraquinone dyestuffs useful in liquid crystalline dielectrics and electro-optical indicator elements |
| 06/20/1984 | EP0111197A2 Anthraquinone dyes, their preparation and use, as well as dichroic material containing anthraquinone dyes |
| 06/19/1984 | US4455253 For liquid crystal displays |
| 06/13/1984 | EP0110205A2 Coloured liquid crystal mixtures containing phenyl ethanes |
| 06/07/1984 | WO1984002136A2 Polyesters containing copolymerized, anthraquinone colorant compounds containing sulfonamido groups |
| 06/05/1984 | US4452742 Process for the preparation of 4,4'-diamino-1,1'-dianthrimides |
| 05/29/1984 | US4451398 Dyes containing imidazolymethylene groups |
| 05/29/1984 | CA1168037A1 Liquid crystal materials with pleochroic dyes |
| 05/29/1984 | CA1168036A1 Liquid crystal materials with pleochroic dyes |
| 05/08/1984 | CA1167034A1 Process for the production of quinizarine derivatives which are disubstituted in the 5- and 8-positions by hydroxyl or chlorine |
| 05/02/1984 | EP0107492A2 Helichromic-smectic liquid crystal compositions and display cells |
| 05/01/1984 | US4446047 Pleochroic anthraquinone dyes |
| 04/25/1984 | EP0047205B1 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 |
| 04/18/1984 | EP0105762A2 Process for producing anthraquinone compounds |
| 04/10/1984 | US4442287 Blue colorings of cellulose fibers |
| 03/28/1984 | EP0103986A2 Organic anthraquinone dyes containing silane groups,pigments and process for preparing the same |
| 03/28/1984 | EP0103952A2 Pleochroic anthraquinone dyes |
| 03/27/1984 | CA1164159A1 Process for the finishing of fibrous materials |
| 03/21/1984 | EP0103541A2 Anthraquinone dyes, their preparation and use |
| 03/21/1984 | EP0103278A2 Anthraquinone dyes and their use |
| 03/21/1984 | EP0103095A2 Dichroic material containing anthraquinone dyes |
| 03/13/1984 | US4436906 Anthraquinone dyes for cellulose-containing fibers and process for producing the same |
| 03/06/1984 | US4435324 Process for the preparation of 1-alkylaminoanthraquinones |
| 02/28/1984 | US4434072 Liquid crystal composition |
| 02/21/1984 | US4432149 Calender ironing machine with adjustable roll pressure |
| 02/07/1984 | CA1161639A1 Dialkyl amino anthraquinonic compounds for colouring solutions for petroleum distillate |
| 02/01/1984 | EP0099859A1 Process for dyeing differential-dyeing fibres |
| 01/31/1984 | US4428858 Composition based on liquid crystal for electro-optical device |
| 01/25/1984 | EP0099071A2 Process for the preparation of monobenzoylated 1,4-diaminoanthraquinones |
| 01/25/1984 | EP0099014A2 Dark coloured composition based on liquid crystals |
| 01/18/1984 | EP0098736A2 Anthraquinone dyes and liquid crystal compositions containing the dyes |
| 01/18/1984 | EP0098522A2 Liquid crystal composition |
| 01/03/1984 | US4424160 Process for the preparation of 1-hydroxy-4-amino-5(8)-nitroanthraquinone |
| 12/13/1983 | US4420627 Hydrazine dyes |
| 12/07/1983 | EP0095975A1 Concentrated solutions of 1,4-dialkyl-arylamino-anthraquinone dyestuffs for the colouring of petroleum products |
| 11/09/1983 | EP0093367A2 Anthraquinone dyes, their preparation and use, and a dichroic material containing these anthraquinone dyes |
| 10/12/1983 | EP0091225A2 Anthraquinone compounds |
| 10/05/1983 | EP0090278A1 Process for the preparation of anthrimide carbazole dyes |
| 10/05/1983 | EP0090244A2 Process for the preparation of triazine vat dyestuffs |
| 10/04/1983 | US4408056 Anthraquinone vat dyestuffs |
| 10/04/1983 | US4407756 Alkali sulfide reduction of nitroanthraquinone |
| 09/20/1983 | US4405785 Vat dyestuff prepared from crude anthraquinone mixtures |
| 09/20/1983 | US4405524 Blue dye |
| 09/20/1983 | US4405211 Liquid crystal compositions with pleochroic anthraquinone dyes |
| 09/06/1983 | US4403092 Colorfast food containers |
| 09/06/1983 | US4402854 Liquid crystals having pleochroic dyes |
| 09/06/1983 | US4402704 Process for trichromatic dyeing or printing |
| 08/23/1983 | US4400059 Liquid crystal display device |
| 08/23/1983 | CA1152680A1 Process for colouring linear polyesters in the melt |
| 08/02/1983 | US4396393 Anthraquinone dyes, dyeing, printing, textiles |
| 07/27/1983 | EP0084315A2 Anthraquinone vat dyes |
| 07/26/1983 | US4395350 Liquid crystal mixtures |