Patents for C09B 11 - Diaryl- or triarylmethane dyes (2,007)
04/1995
04/19/1995EP0648349A1 Solid state imager.
04/18/1995US5407834 Phencyclidine and phencyclidine metabolites assay, tracers, immunogens, antibodies and reagent kit
04/05/1995EP0646473A1 Mixture of colour formers
04/05/1995CN1101060A Preparation of Di- or triarylmethane dyes by oxidation
03/1995
03/21/1995US5399709 N-substituted triarylmethane sulfonamides and method of preparation
03/02/1995WO1993015596A3 Functionalized merocyanine dyes and polymers incorporating such dyes
02/1995
02/28/1995US5393514 Rhodamine and sulforhodamine type dyes useful for measuring pH in acidic environments such as carbon dioxide production by microorganism and certain acidic cells and tissues
02/21/1995US5391806 Heat-sensitive recording materials and phenol compounds
02/21/1995US5391762 Near infra red absorbers for optical recording media
02/21/1995US5391748 Dihydroquinolines
02/14/1995US5389489 Image-forming material
01/1995
01/25/1995EP0635020A1 5(6)-methyl substituted fluorescein derivatives
01/24/1995US5384411 Immobilization of PH-sensitive dyes to solid supports
01/24/1995US5383960 Ink jet printing inks
01/10/1995US5380880 Xanthene dyes
01/05/1995WO1995000606A1 Use of aminotriarylmethanes for marking hydrocarbons, and new aminotriarylmethanes
01/05/1995CA2162252A1 Use of aminotriarylmethanes for marking hydrocarbons, and new aminotriarylmethanes
12/1994
12/27/1994US5376617 Crystal modification of 2-(3-methylanilion)-3-methyl-6-diethylamino-fluoran, process for the preparation thereof, and recording materials containing said crystal modification
12/06/1994EP0635020A4 5(6)-methyl substituted fluorescein derivatives.
12/06/1994CA1333398C Heat sensitive recording element and a thermographic method
11/1994
11/22/1994US5366860 Spectrally resolvable rhodamine dyes for nucleic acid sequence determination
11/08/1994US5362612 Support, silver halide emulsion layer, non-photosensitive hydrophilic layer(s) and triphenylmethane dye in one or more layers; improved sharpness, image quality
11/02/1994EP0621962A1 Functionalized merocyanine dyes and polymers incorporating such dyes
10/1994
10/25/1994US5359093 For sensitive immunoassays
10/11/1994CA1332416C Fluorescent indicator dyes for calcium working at long wavelengths
10/04/1994US5352803 5(6)-methyl substituted fluorescein derivatives
09/1994
09/29/1994WO1994021636A1 Pterin derivatives and their use for the preparation of immunoassays
09/13/1994US5347022 Preparation of DI- or triarylmethane dyes by oxidation
08/1994
08/30/1994US5342967 Crystal modifications of 2-M-toluidino-3-methyl-6-di-N-butylaminofluoran, process for preparing thereof, and recording materials containing said crystal modifications
08/24/1994EP0611807A1 Photographic material containing a non-sensitizing dye absorbing at 670 nm
08/23/1994US5340683 Presensitized plate having surface-grained and anodized aluminum substrate with light-sensitive layer containing quinone diazide sulfonic acid ester of particular polyhydroxy compound
08/16/1994US5338866 Crystal modification of 2-(3-methylanilino)-3-methyl-6-diethylaminofluoran, process for the preparation thereof, and recording materials containing said crystal modification
08/02/1994CA1331199C Process for the preparation of multinuclear aromatic polyamines
07/1994
07/26/1994US5332666 Method, system and reagents for DNA sequencing
07/26/1994US5332654 Sulfonamide triarylmethane dye
07/19/1994US5331097 Improved solubility and fugitivity, dyeing carpet
06/1994
06/07/1994US5319105 Derivatives and anologs of monoethylglycinexylidide
05/1994
05/19/1994DE4334949A1 New nitrogen substd. phenol red dyes and sulphonaphthalein - having amino or nitro gps. and prepn. from amino sulphobenzoic anhydride and phenols and bondable to e.g. polymeric matrix for pH indicators
05/04/1994CN1086255A Improvements in or relating to germicidal compositions
04/1994
04/26/1994US5306618 Using xanthene dye reporter labeled DNA fragments
04/12/1994US5302731 Increased fluorescence with decreasing pH
04/12/1994US5302571 Useful as chromogenic compounds in pressure or heat sensitive recording materials
04/06/1994EP0591106A1 Concentrated aqueous liquid compositions of colour formers
04/05/1994US5300473 Recording material comprising crystal of fluoran compound
03/1994
03/17/1994WO1994005688A1 4,7-dichlorofluorescein dyes as molecular probes
03/15/1994US5294375 Thermochromic materials
02/1994
02/16/1994EP0582836A1 Fluorescent pH indicators
02/03/1994WO1994002022A1 Improvements in or relating to germicidal compositions
02/03/1994CA2140896A1 Improvements in or relating to germicidal compositions
02/01/1994US5283336 Method for preparation of 7-hydroxy-1,2,3,4-tetrahydroquinoline from 1,2,3,4-tetrahydroquinoline
01/1994
01/27/1994DE4324654A1 Presensitised lithographic printing plate with light-sensitive ester coating - comprises naphthoquinone-di:azide-sulphonate of poly-4-hydroxyphenyl-alkane and alkali-soluble resin, for hydrofluoride free soln. mark removal
01/20/1994WO1994001804A1 Solid state imager
01/20/1994CA2138529A1 Solid state imager
01/18/1994US5279656 Xanthene dyes for ink jet printing
12/1993
12/28/1993US5273906 Protein staining compositions and methods
12/28/1993CA1325639C Photographic products and processes
12/15/1993EP0573762A2 Rhodamine derivatives
12/14/1993US5270281 Heat-sensitive recording materials and phenol compounds
12/07/1993US5268245 Process for forming a filter on a solid state imager
12/02/1993DE4317378A1 Photocopying material with photo-oxidant and leuco dyestuff - which is 6-amino-2-di:phenyl-amino-9-phenyl-xanthene cpd. in microcapsules and reducing agent, giving stable dense black image and min. fog
11/1993
11/30/1993US5266699 Near infrared radiation absorbers; optical recording media
11/25/1993WO1993023006A1 Oxidation hair dye based on a creamy carrier and process for dyeing hair
11/25/1993DE4216381A1 Oxidationshaarfärbemittel auf der Basis einer cremeförmigen Trägermasse und Verfahren zum Färben von Haaren Oxidation hair on the basis of a creamy carrier composition and method for coloring hair
11/23/1993US5264322 Sulfonated xanthene dyes, and photographic products and processes employing these dyes
11/18/1993DE4215394A1 New rhodamine cpds. with polymeric anion for high light fastness - used for dyeing polyacrylonitrile fibre or in ink, electrophotographic toner for fluorescent pigment
11/18/1993DE4215391A1 New rhodamine dyestuff cpds. for dyeing polyacrylonitrile fibre - useful for pigmenting plastics, ink or electrophotographic toner or as laser dyestuff, and contg. di:pyrido xanthene ring system, for high light fastness
11/10/1993EP0568806A1 Method for producing diarylmethane or triarylmethane dyestuffs by oxidation
11/03/1993EP0568344A1 Fluoran compounds and process for their production
11/03/1993EP0567637A1 Bis(perfluorosulphonyl)methanes, process for preparing same and uses thereof
11/02/1993US5258279 Reversible redox-controlled imaging methods
10/1993
10/26/1993US5256784 Merocyanine dyes
10/14/1993WO1993020060A1 5(6)-methyl substituted fluorescein derivatives
10/14/1993CA2130197A1 5(6)-methyl substituted fluorescein derivatives
10/13/1993EP0564930A1 Method of preparing diaryl or triaryl methane dyes
10/07/1993DE4211420A1 Xanthone derivs. with high thermal resistance - can be used in the prepn. of pigment dyestuffs, photoinitiators and high temperature resistant polymers
10/05/1993US5250708 Polymeric, anionic and fluorescent xanthene dyes; color- and washfastness; nontoxic; red
09/1993
09/22/1993CN1076463A A thickening solution of thodamine dye and a process for production theirof
09/14/1993US5245049 Crystals of fluoran compound, crystalline solvates thereof and process for their preparation
09/14/1993US5244771 Photographic products and processes
09/08/1993EP0559310A1 Ink compositions
09/08/1993EP0558658A1 Protein staining compositions and methods
09/07/1993CA2087489A1 Chemical compositions
08/1993
08/05/1993WO1993015596A2 Functionalized merocyanine dyes and polymers incorporating such dyes
08/05/1993CA2128218A1 Functionalized merocyanine dyes and polymers incorporating such dyes
08/04/1993EP0553346A1 Photographic products and processes
08/03/1993US5233048 Triarylmethane color formers
07/1993
07/13/1993US5227487 Certain tricyclic and pentacyclic-hetero nitrogen rhodol dyes
07/13/1993US5227473 Quinone diazide compound and light-sensitive composition containing same
06/1993
06/16/1993EP0546577A1 Crystal modification of 2-(3-methylanilino)-3-methyl-6-diethylaminofluoran, process for the preparation thereof, and recording materials containing said crystal modification
06/16/1993EP0496749A4 Spectrally resolvable rhodamine dyes for nucleic acid sequence determination
05/1993
05/27/1993WO1993010189A1 New pentacyclic compounds and their use as absorption or fluorescence dyes
05/26/1993EP0543333A1 New pentacyclic compounds and their use as absorption or fluorescence dyestuffs
05/19/1993EP0542420A1 Anionic xanthene derivatives and their use in inks
05/16/1993CA2080624A1 Anionic compounds
05/11/1993US5210221 Crystal of fluoran compound and preparation process of the crystal
05/09/1993WO1993009092A1 Bis(perfluorosulphonyl)methanes, process for preparing same and uses thereof
05/09/1993CA2100075A1 Bis(perfluorosulfonyl)methanes derivatives, their preparation and uses
05/05/1993EP0540468A1 NIR-dyes, method for their preparation and their use
05/05/1993EP0539466A1 Pt-CONTAINING COMPOUND, PROCESS FOR ITS PREPARATION, AND APPLICATION OF SUCH COMPOUNDS.
05/01/1993CA2081641A1 Nir dyes, methods of preparing them and their use
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