Patents for C09B 57 - Other synthetic dyes of known constitution (5,224) |
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05/01/1984 | US4446227 Dyestuffs and their use in photographic material |
05/01/1984 | US4446219 Photographic material comprising a layer with Ni complex of 2,2'-bisphenol |
04/17/1984 | US4443226 Process for dyeing textile sheet-like structures made of polyester fibers for use as warning protective clothing |
04/04/1984 | EP0104530A2 Mixtures of vat dyes |
03/27/1984 | CA1164159A1 Process for the finishing of fibrous materials |
03/07/1984 | EP0102318A2 Preparation of beta-amino-alpha,beta-unsaturated carboxylic-acid esters |
03/07/1984 | EP0101954A1 Isoindolazines, process for their preparation and their use |
03/07/1984 | EP0101897A1 Heterocyclic compounds |
03/07/1984 | EP0101741A1 Coloring method and color-forming material |
03/06/1984 | US4435003 Color formers in pressure and/or heat sensitive recording materials |
02/28/1984 | US4433975 Heterocyclic quaternary ammonium phosphates |
02/21/1984 | US4432886 Cationic fluorescent whitening agents |
02/14/1984 | CA1162193A1 Chromogenic quinazolines |
01/31/1984 | US4429133 2'-Benzothiazolyl-and 2'-benzoxazolyl-2-benzimidazoles |
01/31/1984 | US4428859 Stabilizer of organic dye lasers |
01/31/1984 | CA1161208A1 Mixtures of optical brighteners and their use |
01/18/1984 | EP0098808A2 Preparation of 1,4-diketopyrrolo-(3,4-c)-pyrroles |
01/18/1984 | EP0098522A2 Liquid crystal composition |
01/17/1984 | US4426533 Pigments |
01/17/1984 | US4426530 Triazolylcoumarin compounds, and their preparation and use as optical brighteners, scintillators and laser dyestuffs |
01/11/1984 | EP0098242A2 Naphthostyril metal complexes, their preparation process and organic high molecular weight materials pigmented with these complexes |
01/04/1984 | EP0097615A1 Preparation of cyanobenzoic-acid esters |
01/03/1984 | US4424170 Halostilbene sulfonates useful as starting materials for making fluorescent whitening agents of the 4,4'-distyrylbiphenyl series |
12/27/1983 | CA1159451A1 Photographic material suited for use in diffusion transfer photography |
12/20/1983 | CA1159082A1 Process for the preparation of 4,4'-dinitrostilbene- 2,2'-disulfonic acid and its salts |
12/13/1983 | US4420637 Meta-phenylenediamines |
12/06/1983 | US4419428 Electrophotographic light-sensitive media having a dis-azo compound |
12/06/1983 | US4419101 Chlorine-substituted nitro-para-phenylenediamines, a process for their preparation and their use in dyeing keratin fibres |
11/23/1983 | EP0094911A2 Preparation of pyrrolo-(3,4-c) pyrroles |
11/23/1983 | EP0094555A1 Substituted 2-pyrazolin-4-acetic acids, process for their preparation, their use and agents containing them |
11/22/1983 | US4417060 Amino-substituted 2-cumaryl-(3)-chromenylium salts |
11/22/1983 | US4417014 Phthaloperinone dyes and the use thereof for more dyeing plastics |
11/15/1983 | US4415685 Process for dyeing high-molecular organic material, and novel polycyclic pigments |
11/08/1983 | US4414395 Reacting an iminoisoindole with hydrazine |
11/08/1983 | CA1156658A1 Iminoisoindolinone metal complexes, process for their production and their use |
11/01/1983 | US4413131 Chlorine derivatives useful as pigments |
10/11/1983 | CA1155122A1 1:1 nickel complexes of isoindolinazines, process for their preparation and use |
10/11/1983 | CA1154910A1 Mixtures of optical brighteners |
10/05/1983 | EP0090305A2 Aza coumarins, process for their preparation and their use as dyestuffs |
09/28/1983 | EP0089602A1 Electrophotographic recording material |
09/21/1983 | EP0088920A2 Isoindoline dyes and their use |
09/20/1983 | US4405734 Using a 1,3,6-tri-oxo-benzimidazo(2,1-b)benzo(lmn)(3,8)phenanthroline |
09/14/1983 | EP0088729A1 Use of metal complexes of hydrazones as pigments |
09/14/1983 | EP0088594A2 Novel isoindoline cationic dyes |
09/13/1983 | US4404389 Thiazole containing coumarin compounds |
09/06/1983 | CA1153160A1 Mixtures of optical brighteners |
09/01/1983 | WO1983002920A1 Coloring method and color-forming material |
08/31/1983 | EP0086946A1 Azolylstyryl compounds |
08/30/1983 | US4401815 Isoindoline colorants |
08/23/1983 | US4400507 Isoindoline pigments |
08/23/1983 | US4400294 Mixtures of optical brighteners |
08/16/1983 | CA1152082A1 Iminoisoindolinone pigments, process for their production and use thereof |
08/16/1983 | CA1151806A1 Mixtures of optical brighteners |
08/09/1983 | US4398027 Shearing aqueous suspension, heating |
08/09/1983 | US4397651 Polymeric dyes derived from bis-reactive methylene compounds and aromatic di-aldehydes for paper |
08/03/1983 | EP0084853A1 Process for the preparation of 1,8-naphtholactam compounds |
07/19/1983 | US4394129 Process for the finishing of fibrous materials: sulfonyl- or carbonyl-cyanamides of dyestuffs |
07/05/1983 | CA1149379A1 Iminoisoindolinone pigments |
06/29/1983 | EP0082506A2 Photosensitive element, film unit, photographic process and dyes |
06/28/1983 | CA1148955A1 Cationic compounds of the naphthalimide series, process for their preparation and their use |
06/15/1983 | EP0081125A1 Cationic dyes, their preparation process and their use in dyeing and mass dyeing |
06/08/1983 | EP0080814A1 Chromogenic compounds |
05/31/1983 | US4386150 Chromagens having a dye moiety, a nitrogen-nitrogen moiety, and a diffusion-conjtrolling hydroquinonyl moiety; color films |
05/24/1983 | US4385174 For pigments |
05/24/1983 | US4384973 Red/orange polyester fluorescent dye |
05/17/1983 | US4384121 Cationic fluorescent whitening agents |
05/17/1983 | US4384060 Colored polyester composition |
05/17/1983 | US4384057 Composition containing a condensation product of 1,3-diiminoisoindoline and cyanoacetic anilide used to pigment an organic lacquer resin |
05/17/1983 | CA1146562A1 Nickel complex pigments of azines |
04/27/1983 | EP0077496A1 Process for utilizing the light of wavelengths in the range from 470 to 600 nm for photo synthesis |
04/19/1983 | US4380514 Preparation of optical brighteners |
03/23/1983 | EP0074925A1 Nickel complexes of azines |
03/23/1983 | EP0074924A1 Pigments from nickel complexes of azines |
03/23/1983 | EP0074566A1 Process for the colouration of thermoplastic materials in the mass |
03/22/1983 | US4377703 Fluorescent dyes |
03/22/1983 | CA1143379A1 Process for the manufacture of hydrazono-isoindolines |
03/15/1983 | CA1142932A1 Process for the production of metal complexes of isoindoline azines |
03/15/1983 | CA1142931A1 Metal complexes of isoindolinazines, process for their preparation and use |
03/15/1983 | CA1142930A1 Metal complexes of isoindolinazines, process for their preparation and use |
03/15/1983 | CA1142929A1 Process for the preparation of metal complexes of isoindolinazines |
03/08/1983 | CA1142525A1 Magenta dye developers |
03/02/1983 | EP0072905A1 Bis-oxadiazolyl-naphthalenes, process for their preparation and their application |
03/01/1983 | CA1142283A1 Process for pigmenting organic material of high molecular weight |
02/23/1983 | EP0072489A1 Photographic material with a layer dyeable by organic dyestuffs |
02/22/1983 | CA1141764A1 Isoindoline-azine nickel complex |
02/08/1983 | US4373102 Isoindoline dyes, their preparation and use |
02/08/1983 | US4373021 Indolizinone dyes and compositions, elements and methods using same |
02/01/1983 | US4371735 Preparation of pigments having improved technological properties |
02/01/1983 | US4371604 Photographic material suited for use in diffusion transfer photography |
02/01/1983 | US4371467 Process for producing isoindolinone pigments |
01/25/1983 | CA1140130A1 Isoindoline pigments, production and use thereof |
01/11/1983 | US4368247 Photographic materials and processes comprising oxoindolizine and oxoindolizinium compounds |
01/05/1983 | EP0068880A1 Photographic elements capable of providing oxoindolizine and oxoindolizinium dye compounds |
01/05/1983 | EP0068879A1 A method of making indolizinone-dyes, novel indolizinone-dyes obtained according to the process, method of producing images with oxoindolizinone-dyes and radiation sensitive element to produce the images |
01/05/1983 | EP0068876A1 Oxoindolizine and oxoindolizinium dyes and processes for their preparation |
01/04/1983 | US4367333 Metal complexes of isoindolinazines, process for their preparation and use |
01/04/1983 | CA1138875A1 Thermolabile cyanine dyes |
12/28/1982 | US4366312 Metal complexes of isoindolinazines, process for their preparation and use |
12/28/1982 | CA1138448A1 Triazolostilbeneoxadiazole compounds, process for their manufacture and their use as optical brighteners |
12/22/1982 | EP0067792A1 Stilbene derivatives |