Patents for C09B 57 - Other synthetic dyes of known constitution (5,224) |
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12/03/1987 | DE3618216A1 Azo pigments |
11/17/1987 | US4707548 Plastics, printing inks |
10/21/1987 | EP0241696A2 Naphtholactam dyes and optical recording carrier containing them |
10/14/1987 | EP0241419A2 Pigments containing piperidyl groups |
10/13/1987 | US4699982 Perinone compound |
10/07/1987 | EP0240275A2 Novel phosphorus-containing coumarins |
09/24/1987 | DE3609804A1 Thiazolyl cyano-coumarins and their use for the areal concentration of light |
09/15/1987 | CA1226986A1 Photopolymerisable coating agent, and a photopolymerisable material and its use |
09/01/1987 | USH334 Oxazole dyes |
08/20/1987 | DE3703065A1 Organic laser dye, dye laser and laser process |
08/18/1987 | US4687853 Imidazo[1,5-A]pyridylmethanes |
08/18/1987 | CA1225663A1 Process for synthesizing squaraine compositions |
08/18/1987 | CA1225662A1 Process for squaraine compositions |
08/12/1987 | EP0232130A2 Biological and analytical uses of phenalenone and benzphenalenone compounds |
08/12/1987 | EP0232129A2 Hydrolyzable fluorescent substrates for phosphatases and analytical use thereof |
08/05/1987 | EP0231127A2 Composition, element and method using polymeric mordants to increase the intensity of rigid fluorescent dyes |
08/05/1987 | EP0231125A2 Hydrolyzable fluorescent substrates and analytical determinations using same |
08/04/1987 | US4684744 Intermediates for optical brighteners |
07/14/1987 | US4680417 2.6-dioxo-2.6-dehydrobenzo[1:2-b,4:5-b]difurans |
07/14/1987 | CA1224036A1 Record material |
07/01/1987 | EP0227086A2 Chemiluminescent composition |
06/30/1987 | US4677045 Squarylium charge generating dye and electrophotographic photoconductor |
06/23/1987 | US4675423 Camphordithiolene complexes |
06/10/1987 | EP0224687A1 Metal complex pigments |
06/03/1987 | EP0224445A2 Pyrrolo-pyrrole pigment preparations, their preparation process and their use |
06/02/1987 | US4670882 Dyestuff laser |
05/27/1987 | EP0222766A1 Labelled and labellable reagents for fluorometric assays. |
05/27/1987 | DE3533545A1 Isoindoline dyes |
05/19/1987 | US4666526 Azine pigments, processes for their preparation, and their use |
05/19/1987 | US4666455 Plastics, fibers, varnishes |
05/12/1987 | US4663859 Shipping in dry, granular foam; fluorescent whiteners, tinopal |
04/21/1987 | US4659775 Coloring organic materials of high molecular weight |
04/21/1987 | US4659500 Liquid crystals for display elements |
04/16/1987 | DE3536690A1 Naphthoylenebenzimidazole-peri-dicarboxylic acid derivatives, preparation thereof and use thereof |
04/08/1987 | EP0217749A2 Method for improving strength of dry dye particles and reducing explosion hazards |
04/08/1987 | EP0217214A1 2,4-dioxopyrrolo(2,3-c)pyrroles |
03/26/1987 | DE3625007A1 Quinophthalone dyes |
03/18/1987 | EP0214847A2 Squarate dye conjugate, process for making it and its use in assay methods and kits |
03/17/1987 | US4650882 Dyes having two 5-membered lactone rings fused to a central cyclohexa-1.4-diene nucleus |
02/24/1987 | US4646309 Emission at a specific wavelength |
02/24/1987 | US4645539 Weatherfastness, condensation with barbituric acid |
02/19/1987 | DE3625575A1 Metal complex pigments |
01/29/1987 | DE3622898A1 Isoindoline dyes |
01/27/1987 | US4639408 Process for image formation comprising a heating step |
01/27/1987 | CA1217197A1 Recording element having a pyrylium or thiopyrylium- squarylium dye layer and new pyrylium or thiopyrylium -squarylium compounds |
01/22/1987 | DE3622323A1 Isoindoline dyes |
01/22/1987 | DE3526100A1 Isoindoline pigments and their use |
01/22/1987 | DE3525075A1 Isoindoline colourants |
01/22/1987 | DE3525074A1 Isoindolinone colourants and their use |
01/21/1987 | EP0209028A2 Use of the 3-iminoisoindoline derivatives, and 3-iminoisoindoline derivatives |
01/20/1987 | US4637975 Heat-developable photographic materials |
01/15/1987 | DE3525109A1 Heterocyclic compounds |
01/08/1987 | DE3622322A1 Process for the finishing conversion of isoindoline pigments |
01/08/1987 | DE3620680A1 Isoindoline dyes |
01/08/1987 | DE3522742A1 Printing inks containing isoindoline dyestuffs |
01/06/1987 | US4634779 Cyanogenation of benzopyrones and naphthopyrones |
12/30/1986 | US4632893 Charge generating and transporting layers; dark resistance; polymeric dyes |
12/30/1986 | EP0206281A2 Process for converting crude isoindoline pigments into a pigmentary form |
12/23/1986 | US4631251 Heat-developable color photo-sensitive material with polymeric coupler |
12/09/1986 | US4628093 Red nickel azine pigment |
11/04/1986 | CA1213462A1 Photoreceptor containing squaric acid methine dyes |
09/30/1986 | US4614547 Azine pigments |
09/23/1986 | US4613669 Preparation of 1,4-diketopyrrolo-[3,4-c]pyrroles |
09/16/1986 | US4612014 Use of metal complexes of hydrazones as pigments |
09/10/1986 | EP0193774A1 Camphor-di-thiolene-complexes and their use |
09/09/1986 | US4611070 Spirodibenzopyrans |
09/09/1986 | CA1211112A1 Oxoindolizine and oxoindolizinium dyes and processes for their preparation |
09/02/1986 | US4609738 Fluorescent red dyeings on polyesters |
08/27/1986 | EP0192215A1 Tetraphenyl-di-thiolene complexes, asymmetrical substituted benzoines and optical recording mediums containing the complexes |
08/19/1986 | US4606613 Liquid crystal display device containing laser-absorbing dye |
08/13/1986 | EP0190692A2 Bisindoline pigments and their use |
08/12/1986 | US4605419 5,8-dihydroxy naphthalene-1,4-dione derivative and a hair dye composition containing the same |
07/30/1986 | EP0189188A2 Optical recording medium |
07/22/1986 | US4601846 Liquid crystal substances for the guest-host effect |
07/16/1986 | EP0187620A2 Dithioketo-pyrrolo-pyrroles, process for their preparation and use |
07/08/1986 | US4599113 Isoindoline pigment having a high color strength |
07/01/1986 | US4598151 Cationic dyestuffs, a process for their preparation, and their use for dyeing and mass-coloring |
06/25/1986 | EP0185618A2 Isoindolines, process for their manufacture and their use |
06/18/1986 | EP0184982A1 Pyrrolo-[3,4-c]-pyrroles and process for their preparation |
06/04/1986 | EP0183193A2 Isoindole compounds, their metal complexes and their use |
05/28/1986 | EP0182507A2 Hetero-polycyclic dyestuffs, methods for their preparation and their use in colouration of textile materials |
05/14/1986 | EP0181290A2 Pigment blends |
05/13/1986 | US4588517 Liquid crystal composition |
05/06/1986 | US4587538 Record material |
05/06/1986 | US4587339 Nickel complex pigments of bis-azomethines |
04/29/1986 | US4585878 N-substituted 1,4-diketopyrrolo-[3,4-c]-pyrroles |
04/15/1986 | US4582902 3-hydroxy-8-oxoquinazolo[3,2-a]-quinoline phenyl azomethines |
04/08/1986 | US4581450 3-hydroxy-8-oxoquinazolo[3,2-a]-quinolines |
04/01/1986 | US4579949 Preparation of pyrrolo[3,4-c]pyrroles |
03/25/1986 | US4578469 Benzo[de]pyrano[3,2-g]isoquinoline derivatives useful as dyestuffs |
03/19/1986 | EP0174793A2 Perinone compound |
03/18/1986 | US4577024 Oxoindolizine and oxoindolizinium compounds useful as dyes |
03/13/1986 | WO1986001604A1 Labelled and labellable reagents for fluorometric assays |
03/12/1986 | EP0174177A2 Heat-developable color photo-sensitive material |
03/11/1986 | US4575378 Substituted 4-amino-3-nitrophenols, processes for their preparation and hair-coloring agents containing these compounds |
02/26/1986 | EP0172512A2 Azine pigments |
02/26/1986 | EP0172321A2 Squarylium charge generating dye and electrophotographic photoconductor |
02/25/1986 | CA1200970A1 Helichromic-smectic liquid crystal compositions and display cells |
01/15/1986 | EP0168035A2 Use of anilin derivatives as coupling agents in oxidative colour-forming reactions |
01/14/1986 | US4564680 Pigments |