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 8 - Diffusion transfer processes or agents therefor; Photosensitive materials for such processes
Patents for G03C 8 - Diffusion transfer processes or agents therefor; Photosensitive materials for such processes (3,333)
06/1986
06/10/1986US4594308 Silver halide light sensitive emulsion
06/10/1986US4594307 Photothermographic composite
06/04/1986EP0183528A2 Color photographic element
06/03/1986US4593108 1-phenyl-5-mercapto tetrazoles
05/1986
05/27/1986US4591646 Developers
05/27/1986US4591628 1,3 sulfur-nitrogen compounds
05/20/1986US4590154 Heat developable color photographic light-sensitive material containing sulfonamide
05/20/1986US4590152 Storage stability, high image desity
05/13/1986US4588672 Photographic system with quaternary releaser
05/07/1986EP0180224A2 Dye transfer method
05/06/1986US4587211 Photothermographic stabilizers for syringaldazine leuco dyes
05/06/1986US4587206 Photothermography using silver halide emulsions, dye-releasing redox compound and hydroxy-containing esters for storage stability
04/1986
04/29/1986US4585725 Photographic image-receiving element for silver salt diffusion transfer process
04/29/1986US4585724 Mordant giving improved lightfastness
04/22/1986US4584267 Thermally developable, light-sensitive material
04/22/1986US4584263 Photographic light-sensitive material containing particles of redox compound and --COO-- containing polymer
04/22/1986US4584257 Photographic elements containing naphthylsulfonylethylthio heterocycle developement inhibitor precursor
04/16/1986EP0177982A1 Process for the production of diffusion transfer images with magenta dye-releasing non-diffusable compounds
04/15/1986US4582775 Preventing fog while maintaining sensitivity and rate of development
04/15/1986CA1203105A1 Reducing post-process d-min increase in positive redox dye-releasing image transfer systems
04/09/1986EP0177190A2 Photographic element containing a reflecting agent in yellow dye image-providingmaterial layer
04/09/1986EP0177033A2 Heat-developable light-sensitive material
04/09/1986EP0176656A2 Support material for black and white and colour photography
04/08/1986US4581323 Photothermographic element having topcoat bleachable antihalation layer
04/08/1986US4581314 For color diffusion transfer photography; rapid dye metallization
04/08/1986CA1202961A1 Photographic products and processes employing novel nondiffusible cyan dye-releasing compounds and precursors thereof
04/02/1986EP0176075A2 Photographic element containing a substituted 4-nitrophenylazo-1-naphthol cyan dye
04/01/1986US4579817 Color photographic recording material containing dye-releasers releasing 6-arylazo-2-amino-3-pyridinol dyes which are chelatable with metal ions
04/01/1986US4579805 Diffusion transfer
03/1986
03/26/1986EP0175504A2 Diffusion or sublimation transfer imaging system
03/18/1986US4576906 Color diffusion transfer photographic element with heat treated pyrazolidinone developer
03/12/1986EP0174177A2 Heat-developable color photo-sensitive material
03/12/1986EP0174135A2 Heat-developable color light-sensitive material
03/11/1986US4575481 Light-sensitive material for color diffusion transfer with mixed oxidized developer scavenger particles
03/11/1986US4575393 Metallurgy
03/05/1986EP0173584A2 Heat-developable color photo-sensitive material
03/05/1986EP0173404A2 Photographic products and processes as well as color providing compounds
03/05/1986EP0173361A1 Organic compounds for use in a dye diffusion transfer process and photographic elements incorporating them
03/04/1986CA1201440A1 Photographic products and processes
02/1986
02/18/1986US4571376 Color diffusion transfer photographic film unit with 1-M-(methyl or ethyl)phenyl-4-methyl-4-hydroxymethyl pyrazolidinones
02/11/1986US4569900 Image receiving material for silver salt diffusion transfer process
02/11/1986US4569899 Photographic element for silver salt diffusion transfer process
02/11/1986US4569898 Photographic film unit with protective, limited swell polymer for silver halide grains
02/04/1986US4568634 High contrast image
01/1986
01/14/1986US4564577 Naphthoquinone redox dye-releasers
01/07/1986US4563412 Black image dye-providing materials and photographic products and processes utilizing same
01/07/1986US4563411 Copolymeric mordants and photographic products and processes containing same
12/1985
12/31/1985US4562140 Photosensitive material for use in diffusion transfer process with matting agents in underlayer
12/31/1985US4562139 Stability; diffusibility; color films; self-development
12/31/1985US4562138 Nitrogen-containing heterocyclic blocked mercapto development inhibitors
12/24/1985US4560763 Base precursor for heat-developable photosensitive material
12/24/1985US4560645 Color photographic light-sensitive material
12/24/1985US4560644 Heat-developable light-sensitive materials with shifted dyes
12/18/1985EP0164760A2 Internal latent image type direct positive silver halide emulsion and process for producing the same
12/17/1985US4559291 Diffusion transfer assemblages using redox dye-releasers, liguand competes for metal to metal hydroxide formation
12/17/1985US4559290 Heat development with reducible dye releaser
12/03/1985US4556632 Color light-sensitive material
12/03/1985US4556631 Sealing space between masking member and spacer
11/1985
11/26/1985US4555476 Heat development process with stabilizer
11/26/1985US4555470 Heat-developable color photographic material with heat fusible compound
11/19/1985US4554243 Silver halide material with photographic agent blocked by nucleophilic attack removable group
11/19/1985CA1196912A1 Photographic products and processes employing novel nondiffusible magenta dye-releasing compounds and precursors thereof
11/13/1985EP0160996A2 Heat developable light-sensitive material
11/13/1985EP0160947A2 Photographic element
11/06/1985EP0160313A2 Heat developable color photographic light-sensitive material
11/05/1985US4551423 Photographic light-sensitive material with nucleophilic displacement dye releasers
11/05/1985US4551411 Sequestrants used in diffusion transfer elements with metallizable dyes
11/05/1985US4551410 Silver halide emulsions, alkalinity
10/1985
10/30/1985EP0159725A2 Heat developable light-sensitive material
10/29/1985US4550071 Heat development using acids
10/22/1985US4548898 Photosensitive material for diffusion transfer with antihalation layer containing white and color pigment
10/22/1985US4548897 Photothermographic element and process
10/22/1985US4548888 Photographic products employing novel nondiffusible hydrazone dye-releasing compounds
10/22/1985US4548887 Dye diffusion transfer process wherein proteolytic enzyme decomposes light sensitive element
10/15/1985US4547452 Color diffusion transfer photographic element with sufinic acid
10/15/1985US4547451 Hydrolyzable diffusion control layers in photographic products
10/09/1985EP0157639A2 Heat-developable multilayered color photo-sensitive material
10/08/1985US4546159 Polymers of acrylamide derivatives having beta-elimination alkaline activated groups; timing layers, color film
10/08/1985US4546062 Polymeric pH-sensitive optical filter agents and articles including same
10/08/1985US4546061 Drawer member, leader sheet, v-shaped bonding portion
10/08/1985CA1194859A1 Phthalocyanine compounds, a color photographic recording material which contains the new phthalocyanine compounds and a photographic image which contains phthalocyanine dyes liberated from the phthalocyanine compounds as image dyes
10/08/1985CA1194722A1 Color image-forming process
09/1985
09/24/1985US4543317 Controlled release of reagents in developing
09/18/1985EP0155123A2 Yellow color formers for use in color photothermographic system
09/17/1985US4542092 Color diffusion transfer element with spacer layer containing pigment and scavenger for oxidized developing agent
09/17/1985US4542087 Use of reflecting agent in yellow dye image-providing material layer
09/17/1985US4542086 Color diffusion transfer element with hydroquinone type compound
09/11/1985EP0154377A2 Photographic product for silver transfer images
09/10/1985CA1193268A1 Blocked photographic reagents
09/04/1985EP0153791A2 Photographic products and processes providing a negative image
09/03/1985US4539383 Color photography
09/03/1985CA1192776A1 Use of manganous compounds in image transfer elements
08/1985
08/27/1985US4537853 Photographic silver halide material containing a ballasted electron-donor precursor compound
08/27/1985US4537486 Apparatus for the exposure and development of photographic images
08/21/1985EP0152303A2 Photographic assemblage for providing a monochromatic dye image
08/20/1985US4536467 Heat development of silver halide element with redox dye releaser and stabilizer
08/20/1985US4536466 Heating to remove hydrophilic dye in presence of aromatic ether
08/13/1985US4535056 Yellow color formers for use in color photothermographic system
08/13/1985US4535051 Anthraquinone dyes with thiazolidin-2-yl group
08/13/1985CA1191733A1 Water reservoir layers in bleach-fix sheets
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