C09B 19 - Oxazine dyes - Patents Sitemap

Patents for C09B 19 - Oxazine dyes (673)
10/1989
10/17/1989	US4874857 Aminoalkoxytriphendioxazine dyestuffs useful for dyeing and printing hydroxyl- and amino-containing materials
10/11/1989	CN1036205A Doll or other children's toy with photochromatic characteristics, and the method for its prepn.
10/10/1989	US4873318 Oxazine-ureas and thiazine urea chromophors
09/1989
09/12/1989	US4866113 Compounds useful as pigments containing one or more 2,2,6,6-tetraalkylpiperidine groups
07/1989
07/04/1989	US4845213 Process for preparing triphendioxazine compounds
06/1989
06/28/1989	EP0321919A2 Pigments and their use
06/20/1989	US4841049 Reactive dyes of the dioxazine series
06/20/1989	US4841048 Colorfastnes, photostability, chemical resistance, and waterproof
06/14/1989	EP0319620A1 Novel oxazines-ureas and thiazine urea chromophors
06/13/1989	US4838943 Compounds useful as pigments containing one or more 2,2,6,6-tetraalkylpiperidine groups
06/07/1989	EP0318821A2 Triphenedioxazine dyes containing imidazolyl methylene groups
05/1989
05/30/1989	US4835270 Chromogenic 3,1-benzoxazines
05/16/1989	US4831141 Chromogenic 3,1-benzoxazines
05/10/1989	EP0315224A1 Doll or other children's toy with photochromatic characteristics and the method for its preparation
04/1989
04/19/1989	EP0311969A2 Process for preparing triphenyl dioxazines
03/1989
03/28/1989	US4816574 Fiber-reactive dyes for wool, cellulose
01/1989
01/18/1989	EP0299328A2 Reactive dyes
01/11/1989	EP0298916A1 Process for preparing triphene dioxazines
12/1988
12/28/1988	EP0296411A2 Process for the manufacture of triphen dioxazines
11/1988
11/30/1988	EP0292906A2 Process for the preparation of Triphendioxazine compounds
11/22/1988	US4786728 Water-soluble triphendioxazine compounds
11/15/1988	US4785098 Water-soluble triphendioxazine compounds
11/01/1988	US4782150 Fiber-reactive dyes
11/01/1988	US4782010 Organic silver salt
10/1988
10/25/1988	US4780535 Maleic and phthalic diamides
10/18/1988	US4778603 Membrane separation
10/04/1988	US4775754 Reacting dicyclohexylcarbodiimide adduct with an oxazine, thiazine or phenazine compound
09/1988
09/27/1988	US4774333 Water-soluble triphendioxazine compounds and sulfonyl-containing precursors thereof, processes for the preparation thereof and use of the triphendioxazines as dyes
08/1988
08/30/1988	CA1241328A1 Triphendioxazine vinyl sulphone dyestuffs
08/17/1988	EP0278320A2 Process for the manufacture of an aqueous, concentrated solution of a reactive dye
08/16/1988	CA1240678A1 Triphendioxazine reactive dyestuffs
07/1988
07/20/1988	EP0275022A2 Triphenodioxazine compounds and dyeing or printing of fiber materials using the same
07/20/1988	EP0274700A1 Substrates for hydrolases
07/06/1988	EP0273587A2 Photothermographic emulsions having stable colour forming developers
07/06/1988	EP0273307A2 Method of transferring cationic dyes in their de-protonated, electrically neutral form
06/1988
06/22/1988	EP0271656A1 Reactive amino alkoxy-triphene dioxazine dyes
06/14/1988	US4751300 Heating dichloro-bis(alkyl-3-carbazolylamino)-1,4-benzoquinone in presence of acid
05/1988
05/26/1988	DE3638763A1 Pigments containing piperidyl groups
05/24/1988	US4746733 Water-soluble triphendioxazine disazo dyes
04/1988
04/19/1988	US4738721 Jet printing
04/12/1988	CA1235124A1 Phenothiazine and phenoxazine derivatives, process and marking systems
03/1988
03/31/1988	DE3632039A1 Disazo pigments
03/17/1988	DE3630717A1 Azo pigment dyes
03/16/1988	EP0260227A1 Dioxazine reactive dyes, their preparation and their use
03/09/1988	EP0258784A2 Chromogene compounds, process for their preparation and their use
03/09/1988	EP0258686A1 Water soluble triphendioxazine compounds, process for their preparation and their use as dyestuffs
03/09/1988	EP0258493A1 Water soluble triphene dioxazine compounds and their starting compounds containing sulfonyl groups, process for their preparation and use of the triphene dioxazines as dyestuffs
02/1988
02/23/1988	US4727140 Chromogenic 4,4-diaryl-2-oxobenzo-3,1-oxazines
02/03/1988	EP0255020A2 Water soluble triphenodioxazine compounds, process for their preparation and their use as dyestuffs
02/03/1988	EP0254858A2 Chromogenic 3,1-benzoxazine
12/1987
12/29/1987	US4716222 Substrates for hydrolases
12/22/1987	US4714763 Novel oxazine-ureas and thiazine urea chromophors as fluorescent labels
12/10/1987	DE3612148A1 Disazo pigments
12/03/1987	DE3618216A1 Azo pigments
12/01/1987	US4710570 Azine redox dyes and leuco azine dyes
11/1987
11/19/1987	EP0245603A2 Aromatic aminosulfone compounds and process for their preparation
10/1987
10/14/1987	EP0241419A2 Pigments containing piperidyl groups
09/1987
09/02/1987	EP0234870A2 Production of dioxazine compound
09/02/1987	EP0234778A2 Dioxazine compound having vinylsulfone type fiber reactive group
08/1987
08/19/1987	EP0233139A2 Reactive dyes, their preparation and their use
05/1987
05/20/1987	EP0222098A2 Water soluble triphenodioxazine compounds, process for their preparation and their use as dyestuffs
05/13/1987	CN86200518U Multi-purpose calculation rack for children
05/13/1987	CN86200065U Simple calculator
05/12/1987	US4665179 Fiber-reactive dyes
01/1987
01/28/1987	EP0209875A1 Resorufin derivatives and process for their preparation
12/1986
12/17/1986	EP0205080A2 Triphenodioxazine-disulfimide reactive dyes
12/17/1986	EP0205079A2 Acid disulfimide triphenodioxazine dyes
12/16/1986	US4629788 Colorfastness; blue color; natural and synthetic fiber
12/09/1986	US4628086 Preparation of dioxazine compounds
11/1986
11/25/1986	US4624709 Nigrosine dyes and process for preparing same
11/11/1986	US4622396 Fiber reactive dyes
11/11/1986	US4622395 Phenoxazine and phenothiazine dyes and leuco forms thereof
10/1986
10/29/1986	EP0199056A2 Process for the manufacture of triphenodioxazines
10/29/1986	EP0199036A2 Triphenedioxazine dyes
08/1986
08/19/1986	US4607102 Dioxazine fiber reactive compound
08/13/1986	EP0190603A2 Aminoalkylenesulfone-triphenedioxazine dyes
07/1986
07/16/1986	EP0187329A1 Chromogenic 3,1-benzoxazines
06/1986
06/18/1986	EP0184712A2 Manufacture of dioxazine compounds
06/18/1986	EP0184711A2 Dioxazine pigments
05/1986
05/13/1986	US4588810 Basic triphendioxazine dyestuffs
05/13/1986	US4588517 Liquid crystal composition
04/1986
04/30/1986	EP0179378A1 Chromogenic 4,4-diaryl-2-oxobenzo-3,1-oxazines, their preparation and use
04/09/1986	EP0177317A1 Azine redox dyes and leuco azine dyes
04/02/1986	EP0176196A2 Water-soluble dye
03/1986
03/25/1986	US4578461 Triphendioxazine dyestuffs
03/18/1986	US4577015 Triphendioxazine vinyl sulphone dyestuffs
02/1986
02/25/1986	CA1200970A1 Helichromic-smectic liquid crystal compositions and display cells
02/12/1986	EP0170968A1 Novel imidazophenoxazines, preparation thereof and use thereof in electrochromic recording systems
02/05/1986	EP0170188A1 Novel phenothiazines, preparation thereof and use thereof in electrochromic recording systems
02/04/1986	US4568742 Basic triphendioxazine dyestuffs
01/1986
01/22/1986	EP0168751A1 Water soluble triphenedioxazine compounds, process for their preparation and their use as dyestuffs
12/1985
12/24/1985	US4561001 Electrochromic marking systems
10/1985
10/23/1985	EP0158857A2 Reactive dichlorotriphenyldioxazin dyes
10/22/1985	US4549192 Using n-(n-acylamino)-8-(amino)imidazophenoxazine
10/16/1985	EP0158110A2 Triphenedioxazine dyes
10/09/1985	EP0157384A2 Substrates for hydrolases, process for their preparation and their use
09/1985
09/17/1985	US4542213 Triphenodioxazine acid dyes
09/04/1985	EP0153599A2 Triphenedioxazine vinylsulfonyl dyestuffs
07/1985
07/30/1985	US4532323 Process for the preparation of triphendioxazine compounds
07/17/1985	EP0148390A2 Basic triphendioxazine dyes, their manufacture and their use

1 2 3 4 5 6 7