Patents
Sitemap › G03 - Photography; Cinematography; Analogous techniques using waves other than optical waves; Electrography; Holography › G03C - Photosensitive materials for photographic purposes; Photographic processes, e.g. cine, x-ray, colour or stereo-photographic processes; Auxiliary processes in photography › G03C 7 - Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
Patents for G03C 7 - Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes (10,584)
12/1981
12/16/1981EP0041571A1 Light sensitive, thermally developable imaging system.
12/15/1981US4306015 Silver halide emulsion containing development inhibitor releasing compounds
12/15/1981US4305768 Laminating process for producing high fidelity color prints
12/15/1981CA1114384A1 Light-sensitive photographic material
12/15/1981CA1114221A1 Use of 2-pyrrolidinone derivatives as solvents for photographic addenda in hydrophilic colloid layers
12/09/1981EP0041170A1 3-Nitro-pivaloyl-acetanilides, processes for their preparation and their utilization
12/08/1981US4304847 Alkaline developing solution containing a stannous salt, a dye, and a bis/pyridinium compound
12/08/1981US4304846 Method for processing silver dye-bleach materials
12/08/1981US4304845 Silver halide photographic materials containing photographic yellow coupler
12/08/1981US4304844 A coupler of 2,5-diacylaminophenol having ester, sulfonyl, sulfo, or sulfamide groups
12/08/1981US4304769 Process for achieving uniform, efficient distribution of hydrophobic materials through hydrophilic colloid layers and loaded latex compositions
12/02/1981EP0040977A1 Imaging systems with tetra(aliphatic)borate salts
12/02/1981EP0040771A1 Photographic material and its use in the formation of images
11/1981
11/18/1981EP0040172A2 Azo dyestuffs, methods for their preparation and their use as colouring agents in photographic materials in the silver dyestuff bleaching process, and the said photographic materials containing these azo dyestuffs
11/18/1981EP0040171A2 Azo dyestuffs, methods for their preparation and their use as colouring agents in the silver dyestuff bleaching process
11/18/1981EP0039752A1 Photographic color developer solutions
11/17/1981US4301243 Photographic recording material
11/17/1981US4301236 Containing hydrogen peroxide, aromatic sulfonic acid and metal complex salt
11/17/1981US4301235 A pyrazolone magenta coupler
11/17/1981US4301223 Addition of a metal complex
11/17/1981CA1112502A1 Photographic material containing silver halide red sensitive, green sensitive and blue sensitive emulsion layers
11/17/1981CA1112498A1 Silver halide photographic material containing a non- diffusible, azo dye-providing compound
11/11/1981EP0041571A4 Light sensitive, thermally developable imaging system.
11/10/1981US4299914 Method for forming a cyan dye image
11/10/1981US4299913 Bath, stabilized with a nitrogen compound, containing carboxylic and phosphonic acid complexes of tin
11/04/1981EP0039313A1 Process for the production of a photographic image by the silver-dye bleaching process and the photographic material intended for this process
11/04/1981EP0039312A1 Colour photopgraphic material for the silver-dye bleaching process, process for the production of this material and its use in the production of photographic images
11/03/1981US4298681 N,N Disubstituted p-phenylenediamine phosphates to form a color developer working solution, a color developer concentrate containing such a phosphate and a method of using said working solution for color development of color film
11/03/1981US4298672 Electrography
11/03/1981CA1111843A1 Aromatic nitro compounds
11/03/1981CA1111842A1 Photographic elements containing ballasted electron- accepting nucleophilic displacement compounds
11/03/1981CA1111696A1 Acylamino substituted hydroquinoes as antistain agents for colour photographic materials
10/1981
10/27/1981US4297441 Photographic material
10/27/1981US4297440 Containing a 3-anilino-5-pyrazolone magenta coupler
10/27/1981US4297438 Using hydrophilic and hydrophobic developers comprising n-sulfoalkyl-n-alkyl-p-diaminobenzenes
10/27/1981US4297437 Processing method of silver halide color photographic material
10/20/1981US4296200 Silver halide photographic light-sensitive material
10/20/1981US4296199 Silver halide photographic light-sensitive material
10/15/1981WO1981002934A1 Photographic processing concentrates
10/14/1981EP0037602A1 Photographic elements containing novel cyan-forming colour couplers
10/14/1981EP0037597A1 Novel cyan-forming couplers and photographic elements containing such couplers
10/13/1981US4294918 Containing a colorless cyan color forming coupler
10/13/1981US4294914 Photographic bleach compositions and methods of photographic processing
10/13/1981US4294913 Information carriers, method of forming and copying said carriers
10/13/1981US4294900 Silver halide emulsion photography
10/13/1981EP0027141A4 Silver image stabilization.
10/06/1981US4293691 Method for preparing magenta couplers having thioether groups
10/06/1981US4293639 Bleaching compositions for photographic processing
10/06/1981US4293638 Method for alleviating partial inactivation of color couplers
10/06/1981CA1110096A1 Process for producing a relief original information carrier
10/06/1981CA1110093A1 Information carriers, method of forming and copying said carriers
10/01/1981WO1981002797A1 Dye-forming developers
09/1981
09/29/1981US4292401 Comprising a persulfate, a halide, and a nitrogen-containing heterocyclic compound
09/29/1981US4292400 Photographic silver halide development in the presence of thioether development activators
09/29/1981CA1109868A1 Amide compounds and polymers thereof useful in photographic materials
09/29/1981CA1109716A1 Colour photographic recording material
09/23/1981EP0036121A1 Oligo-isobutyl cyclohexane, process for its production and its use
09/22/1981US4291113 In water or hydrophilic colloid by use of polymer of unsaturated sulfonate
09/22/1981US4291109 Transparencies produced by use of a color filter screen
09/16/1981EP0035698A2 Novel dyestuffs and their use in photographic material
09/15/1981US4289847 Method of forming dye image
09/15/1981CA1108912A1 Photographic composition containing primary aromatic amino colour developing agent and an antioxidant combination including hydroxylamine
09/09/1981EP0035235A2 Process for the manufacture of photographic images; photographic material suitable to this process and photographic images obtained therewith
09/08/1981US4288598 Pyridine-2,3,6-triones
09/08/1981US4288532 Color photographic materials containing cyan color-forming couplers
09/02/1981EP0034951A2 Photographic emulsions and elements containing blocked 5-pyrazolone magenta dye-forming couplers
09/02/1981EP0034950A2 Heterocyclic 4- and 6-equivalent photographic colour couplers and photographic materials and developer compositions containing them
09/02/1981EP0034793A2 Method of processing photographic silver dye bleaching materials, compositions suitable for it and their preparation from concentrates or partial concentrates, the concentrates and partial concentrates
09/01/1981US4287292 Photographic products and processes employing novel nondiffusible 6-arylazo-3-pyridinol magenta dye-releasing compounds and precursors thereof
09/01/1981US4287291 Saturated aliphatic or alicyclic alcohol in processing solution
09/01/1981CA1108130A1 Colour photographic material containing thiadiazoline derivatives as yellow couplers
09/01/1981CA1107998A1 Method for forming images using an element containing a methyl methacrylate-methacrylic acid matting agent
09/01/1981CA1107996A1 Photographic diffusion transfer process and material for the production of colour images and suitable compounds therefor
08/1981
08/28/1981EP0022861A4 Photo-identification card.
08/27/1981EP0027462A4 Photosensitive element, film unit for forming a diffusion transfer color image, photographic image, diffusion transfer color process and compounds therefor.
08/27/1981EP0027460A4 Diffusion transfer film unit and color process.
08/25/1981US4286054 Light sensitive, color photographic silver halide compositions with DIR-couplers
08/25/1981US4286053 Alpha- pivaloyl acetanilide couplers having a ballasting sulfonyl alkyl amido group; photostability; yellow
08/18/1981US4284709 Alkylene oxide alkylphenol adducts as dispersants
08/11/1981US4283486 Discoloration inhibition
08/11/1981US4283472 Having good storage stability and reactivity
08/11/1981CA1106672A1 Image receptor element containing as a mordant a cross linked reaction product of a water soluble cationic polymer with glycidyl groups
08/04/1981US4282312 Color image forming process
08/04/1981CA1106384A1 Thiazolyl couplers, coupler compositions and photographic elements suited to forming integral sound tracks
08/04/1981CA1106363A1 Compounds which release cyan dyes or dye forming materials
07/1981
07/29/1981EP0032699A1 Colour photographic recording material containing an emulsified hydrophilic colour forming compound
07/28/1981US4281049 Color separation transparency and process for the preparation thereof
07/28/1981CA1105761A1 Method of introducing water insoluble sensitizers or stabilizers into silver halide emulsions
07/21/1981US4279990 Silanol and silanediol compounds to prevent discoloration
07/14/1981US4278757 Silver halide photographic light-sensitive material
07/14/1981CA1104868A1 Reversal multicolour silver halide material
07/14/1981CA1104863A1 Use of thiazoline thione antifoggants with a dye- enhanced image-forming composition containing a silver salt of a 1,2,4 mercaptotetrazole
07/14/1981CA1104860A1 Colour diffusion transfer process photographic elements containing a timing layer composed of a water permeable copolymeric latex
07/07/1981US4277559 Novel magenta-forming color couplers and their use in photography
07/07/1981US4277558 Light-sensitive silver halide color photographic materials
07/07/1981US4277557 Photographic material containing a stabilizing agent
07/07/1981US4277556 Process for treating light-sensitive silver halide color photographic materials
07/07/1981US4277553 Hydroquinone compound containing at least one electron attracting group as color fog inhibiting agent
07/07/1981US4277398 Orange-colored, counteracting unwanted absorption of magenta dyes in color photography
06/1981
06/30/1981US4276372 Two types of silver halide emulsion
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