Patents for C09B 57 - Other synthetic dyes of known constitution (5,224)
04/1995
04/19/1995EP0648817A1 Novel fluorescent dyes
04/19/1995EP0648770A2 Pyrrolo(3,4-c)pyrroles
04/14/1995CA2117865A1 Pyrrolo¬3,4-c| pyrroles
04/14/1995CA2117860A1 Fluorescent pigments
04/11/1995US5405976 Benzpyrylium squarylium and croconylium dyes, and processes for their preparation and use
04/11/1995US5405962 Organic pigments and dyes; photoconductors; cyclization of the biperylene derivative with an oxidizing agent in an alkaline medium
04/05/1995EP0646839A1 A silver halide photographic light sensitive element for medical radiography
03/1995
03/29/1995CN1028044C Dye compositions for dyeing denim cotton yarn and dyeing process and dyed articles using same
03/23/1995WO1995007822A1 Method and material for the formation of a heat mode image
03/22/1995EP0643696A1 Azavesamicols
03/22/1995EP0557357B1 Labelling agents comprising boronic acid conjugates
03/15/1995EP0643140A1 Determination of nucleic acid by PCR, measurement of number of microbial cells, genes, or gene-copies by PCR, and measuring-kit employed for the same
03/14/1995US5397819 Thermoplastic materials containing near infrared fluorophores
03/14/1995US5397762 Dye-donor element comprising tricyanovinylaniline dyes
03/07/1995US5395968 Intermediates and process for preparing magenta couplers
03/07/1995US5395748 Ballasted optical brighteners
03/07/1995US5395742 Imagewise exposure of a photographic material to light
03/01/1995EP0640667A1 Compositions containing a benzodifuranone compound and methods for colouring hydrophobic materials using the same
03/01/1995EP0640604A1 In fine particles cyansubstituted diketopyrrolopyrrol pigments and their preparation
03/01/1995EP0640603A1 In fine particles high transparent diketopyrrolopyrrol pigments
02/1995
02/23/1995DE4327855A1 Phthaloperinone dyes
02/22/1995EP0639624A1 Phthaloperinone dyestuffs
02/22/1995EP0639080A1 Non-azo naphthalimide dyes and uses for same
02/21/1995US5391748 Dihydroquinolines
02/21/1995US5391741 Can be vacuum deposited; storage stability, high absorbance in near infrared
02/16/1995DE4327273A1 Perylene amidine imide dyes
02/15/1995CN1098745A Method for the colorimetric determination of an analyte with a PQQ-dependent dehydrogenase
02/14/1995US5389597 Benzofuranones
02/14/1995US5389141 Stabilization of pyrrolopyrrole pigments
02/14/1995US5389109 Dyeing polyester fibers(or blends) with monoazo dyes before conditioning and/or treatment for wrinkle resistance yields washfast colorfast textiles
02/09/1995WO1995004084A1 Water-soluble redox dye and method of preparation thereof
02/07/1995US5387694 No conventional acid dye developers are required for color formation
02/07/1995US5387264 Brillant yellow or orange with fluorescence
01/1995
01/30/1995CA2128927A1 Finely particulate cyano-substituted diketopyrrolopyrrole pigments and the preperation thereof
01/30/1995CA2128916A1 Finely divided highly transparent diketopyrrolopyrrole pigments
01/25/1995EP0635539A1 Mass coloured polyamide with diketo-pyrrolopyrrole pigments
01/25/1995EP0634923A1 Agents for colouring keratin-containing fibres.
01/20/1995EP0643696A4 Azavesamicols.
01/19/1995DE4323477A1 Photographic recording material
01/18/1995EP0634165A1 Keratinous fibers oxidation dying composition containing a para-aminophenol, a meta-aminophenol and a 2-substituted para-aminophenol
01/18/1995EP0634164A1 Keratinous fiber oxidation dying composition containing a para-aminophenol, 2-methyl-5-aminophenil and a paraphenylenediamine and/or a bis-phenylalkylenediamine
01/18/1995EP0634162A1 Keratinous fibers dyeing composition containing a para-aminophenol, a meta-aminophenol and a metaphenylendiamine
01/14/1995CA2127931A1 Tinctorial oxidant composition for keratinic fibers containing a para-aminophenol, 2-methyl-5-aminophenol and a paraphenylenediamine and/or a bis(phenylalkylenediamine)
01/14/1995CA2127930A1 Tinctorial oxidant composition for keratinic fibers containing a para-aminophenol, 2-methyl-5-aminophenol and a paraphenylenediamine and/or a bis(phenylalkylenediamine)
01/14/1995CA2127845A1 Tinctorial oxidant composition for keratinic fibers containing a para-aminophenol, a meta-aminophenol and a metaphenylenediamine, and dyeing process using the same
01/10/1995US5380870 Mixed crystals of sulfonated diketopyrrolopyrroles
01/10/1995US5380635 Dihydroperimidine squarylium dyes as antihalation and acutance materials for photographic and photothermographic articles
01/05/1995WO1995000519A1 Photochromic compounds
01/04/1995EP0632102A1 Mass dyeing of synthetic material
01/03/1995US5378276 Diketopyrrolopyrroles containing nitroxyl groups
12/1994
12/27/1994US5376150 Use of pyridine dyes in the textile sector, dye mixtures with pyridine dyes, and triazolopyridine dyes having a thienyl radical
12/22/1994WO1994029388A1 Cosmetic composition containing at least one derivative of 5-methoxy 8-methyl 2-phenyl 7h-1-benzopyran-7-one as a colouring
12/21/1994EP0629221A1 Colouring agents for natural and synthetic fibres
12/20/1994US5374724 Reacting glyoxylic acid with substituted anilines yields dye intermediates
12/08/1994WO1994028073A1 Thermostable and lightfast dichroic light polarizers
12/07/1994EP0627657A2 Water-soluble disulfides in silver halide emulsions
12/07/1994EP0627096A1 Image-recording materials
12/06/1994CA1333398C Heat sensitive recording element and a thermographic method
11/1994
11/30/1994EP0626374A2 A diaminostilbene series compound and a method for forming an image using the same
11/10/1994WO1994025504A1 Tetraaroxyperylene-3,4,9,10-tetracarboxylic acid polyimides
11/08/1994US5362888 Preparation of polycyclic dyes
11/08/1994US5362872 Used in pressure sensitive or heat sensitive recording
11/01/1994US5360919 Polycyclic dyes
11/01/1994US5360694 Squarylium dyes
10/1994
10/26/1994EP0621321A1 3-Phenyl-7-[4-(tetrahydrofurfuryloxy)phenyl]-1,5-dioxa-s-indacene-2,6-dione
10/19/1994EP0620283A1 Method for colourimetric determination of an analyte by using a PQQ-dependent dehydrogenase
10/12/1994EP0618904A1 Novel n-phenyl amino pyrazole derivatives and means and process for colouring hair
10/11/1994US5354873 Squarylium dyes, and processes and intermediates for the preparation thereof
10/11/1994US5354869 3,6-bis-(2'-methoxyphenyl)-2,5-dihydro-2,5-dimethyl-pyrrolo-(3,4-c)-pyrrole-1,4-dione compound
10/11/1994CA1332416C Fluorescent indicator dyes for calcium working at long wavelengths
10/09/1994CA2120453A1 Method for the colorimetric determination of an analyte with a pqq-dependent dehydrogenase
10/04/1994US5352572 Containing specified yellow dye-forming coupler, discoloration inhibitor
09/1994
09/28/1994EP0616621A1 Method for tagging thermoplastic materials with near infrared fluorophores.
09/27/1994US5350870 Thermal imaging methods and materials
09/14/1994EP0614542A1 Arylidene sensitizing dyes for tabular grains
09/13/1994US5347019 Process for the preparation of 4-(2-aminophenylthio)naphthalic anhydride derivatives
09/13/1994US5347014 Process for preparing 1,4-diketo-3,6-diphenylpyrrolo-[3,4-C]-pyrrole
09/07/1994EP0613466A1 Organic compounds
09/07/1994EP0613422A1 Squarylium dyes.
09/06/1994US5344465 Colorant mixtures containing azo compounds based on phenyloxadiazolylaniline
09/01/1994WO1994019355A1 Chemical compounds useful in photodynamic therapy and production of laser light
09/01/1994CA2156508A1 Chemical compounds useful in photodynamic therapy and production of laser light
08/1994
08/31/1994EP0612747A2 Nitroxyl groups-containing diketopyrrolopyrroles
08/31/1994EP0612336A1 Long wavelength chemically reactive dipyrrometheneboron difluoride dyes and conjugates
08/30/1994US5342955 Diketopyrrolopyrroles
08/30/1994US5342444 Dyestuffs and their use for mass-coloration of plastics
08/24/1994CA2116064A1 Diketopyrrolopyrroles containing nitroxyl groups
08/24/1994CA2116063A1 Stabilisation of organic pigments
08/24/1994CA2116062A1 Stabilisation of pyrrolopyrrole pigments
08/23/1994CA1331612C Modification of an azine pigment
08/16/1994US5338852 Anticholinergic compounds
08/04/1994WO1994012577A3 Polycyclic dyes
08/03/1994EP0608737A1 Sulpho-cumarin containing nucleotiden and their use in detection methods for nucleic acids
08/03/1994EP0608582A2 Novel pyrrolinone dyes
08/03/1994CN1090305A Use of pyridine dyes in the textile sector, dye mixtures with pyridine dyes, and triazolopyridine dyes having a thienyl radical
08/02/1994US5334727 Pigment system additives to improve rheology, transparency,
07/1994
07/20/1994EP0606465A1 Thermally developable photosensitive material
07/19/1994US5330960 Heat transfer sheet
07/12/1994US5329540 Silicate gel dye laser
07/12/1994US5329019 Squaraine dye compounds
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