Matches 201 - 250 out of 316 < 1 2 3 4 5 6 7 >
Match Document Document Title
4948712 Direct positive photographic materials and a method of forming direct positive images  
The invention provides (1) direct positive photographic photosensitive materials in which at least one type of FR compound which releases fogging agent or development accelerator or a precursor...
4933989 Silver halide color photographic material  
A silver halide color photographic material comprising a support having thereon at least one silver halide emulsion layer, wherein a silver halide emulsion contained in at least one of the silver...
4929540 Silver halide color photographic light-sensitive material  
A silver halide color photographic light-sensitive material comprising a support and at least one silver halide photographic emulsion layer on the support, said emulsion layer containing a...
4927743 Silver halide photographic light-sensitive materials having specified coupler, dir coupler and silver coverage  
A silver halide color photographic light-sensitive material comprising a support having provided thereon one or more blue-sensitive layers each containing a yellow coupler, one or more...
4912025 Photographic recording material for accelerated development  
A photographic recording material capable of accelerated development is described. The recording material comprises an image-forming coupler compound, a development inhibitor releasing compound and...
4912024 Photographic material having releasable compound  
Photographic elements are disclosed having a first coupler represented by the formula: COUP 1 --T--INH--CH 2 --Q wherein COUP 1 is a coupler moiety, T is a timing group that is bonded to...
4908302 Silver halide color photographic light-sensitive material  
Light-sensitive silver halide color photographic material comprising a support base having coated thereon at least one silver halide emulsion layer containing a diketomethylene yellow dye forming...
4900657 Novel pyrazolone photographic color couplers and photographic elements containing them  
Pyrazolone magenta dye-forming couplers are described which provide excellent formaldehyde stability and which result in dyes having good stability to light, heat and moisture and which have higher...
4876182 Photographic elements containing pyrazolone color couplers  
A photographic element is described which contains a pyrazolone color coupler compound which provides a dye having improved fastness to light and improved resistance to yellowing when compared with...
4870000 Color photograhic recording material containing a coupler which releases a photographically active compound  
A color photographic recording material containing a coupler which releases a photographically active compound. Couplers corresponding to formula (I) couple with color developers to form yellow to...
4865963 Silver halide color photographic materials containing novel magenta coupler  
A silver halide color photographic material comprising a support having thereon at least one silver halide emulsion layer, said silver halide emulsion layer containing a pyrazoloazole series...
4861701 Photographic element and process comprising a compound which comprises two timing groups in sequence  
Photographic compounds capable of releasing a photographically useful group are more effective in photographic materials when the photographic compounds comprise at least two differing timing...
4859578 Photographic recording material providing improved granularity properties  
A photographic recording material is disclosed which is capable of providing improved granularity properties without sacrifice in other desirable photographic properties. The recording material...
4857448 Photographic silver halide element and process  
An improved photographic silver halide element comprises a support, and an emulsion layer unit containing one or more photographic silver halide emulsions sensitized to the same spectral region...
4857447 Silver halide color photographic light-sensitive material containing a coupler having a dye moiety  
A silver halide color photographic light-sensitive material is disclosed, comprising (1) a coupler having a dye moiety, the maximum absorption wavelength of which is shifted to the shorter...
4857440 Photographic material and process (B)  
Photographic compound (A) capable of releasing a photographically useful group by means of intramolecular nucleophilic displacement exhibits increased resistance to hydrolysis when the compound...
4855220 Photographic element having layer for increasing image sharpness comprising a non-diffusible DIR compound  
A photographic element is disclosed that comprises a support having thereon spectrally-sensitized light-sensitive silver halide, a color dye-forming coupler, a DIR compound capable of inhibiting...
4853321 Method of forming a color image and silver halide color photographic material using developer with substantially no benzyl alcohol and low bromide concentration  
A method of forming a color image and a silver halide color photographic material comprising a reflective support having thereon at least one light-sensitive layer containing at least one coupler...
4849325 Light-sensitive material package unit having exposure function  
A light-sensitive material package unit having an exposure function is disclosed, in which said light-sensitive material comprises a support having provided thereon at least one red-sensitive...
4845020 Method of processing silver halide photographic material using an organic compound which loses its development restraining function by reaction with an oxidized developer  
A method of processing a silver halide photographic material comprising processing the silver halide photographic material in the presence of an antifoggant which is an organic compound which loses...
4837136 Silver halide photographic materials comprising non-diffusible photographically useful compounds  
A silver halide photographic material is described comprising a support having coated thereon at least one silver halide emulsion layer, wherein at least one of the silver halide emulsion layer and...
4833070 Color photographic recording material containing a yellow DIR coupler  
Remarkably high interimage and Eberhard effects are obtained when yellow DIR couplers corresponding to formuls I are added to multilayered color photographic recording materials, in particular to...
4830954 Color photographic negative film  
The sensitivity of color photographic negative films may be increased without loss of color quality or sharpness by applying at least one panchromatically sensitized, highly sensitive and...
4814261 Silver halide photographic material containing a development restrainer or a precursor thereof  
A silver halide photographic material is disclosed. The photographic material comprises a support having provided thereon at least one light-sensitive silver halide emulsion layer, the silver...
4806459 Color photographic material yellow and cyan dye forming couplers and compound which produces a diffusible development inhibitor or a precursor in a blue sensitive layer  
A color photographic material comprising a support having provided thereon a blue-sensitive silver halide emulsion layer containing at least one coupler capable of reacting with an oxidation...
4801520 Direct positive color light-sensitive material comprising a DIR coupler and a pyrazoloazole coupler, and a process for forming a direct positive image  
A direct positive color light-sensitive material comprising a support having provided thereon at least one photographic emulsion layer containing unfogged internal latent image type silver halide...
4791049 Silver halide photographic material containing a compound having an oxidation-reduction moiety and timing group  
A silver halide photographic material comprising a support having thereon at least one silver halide emulsion layer, wherein the silver halide photographic material contains at least one compound...
4782012 Photographic material containing a novel dir-compound  
Photographic elements and processes are described which employ compounds capable of releasing, as a function of silver halide development, a deactivatable development inhibitor to provide a...
4772546 Silver halide photographic material with high interimage effects  
A silver halide photographic material is described, having at least one light-sensitive silver halide emulsion layer containing an iodine-containing silver halide on a support and having one or...
4770982 Silver halide photographic materials containing a compound which releases a photographically useful group  
A silver halide photographic material is disclosed which contains a compound represented by formula (I) RED--L 1 ) v B--L 2 ) w PUG (I) wherein RED represents a group adapted...
4749644 Photographic material with two size population of silver halide grains and development inhibiting agent in an emulsion layer  
In a light-sensitive direct posi silver halide color photographic material having photographic constituent layers comprising at least one silver halide emulsion layer containing latent image type...
4746600 Light-sensitive silver halide color photographic material with non-diffusable light-insensitive dye layer  
Disclosed is a light-sensitive silver halide color photographic material in which a DIR compound capable of releasing a diffusible development inhibitor or precursor thereof by the reaction with an...
4743533 Photographic system utilizing a compound capable of providing controlled release of photographically useful group  
There is described a photographic system wherein development of an exposed photosensitive element with an aqueous alkaline photographic developing composition is effected in the presence of a...
4728598 Photographic color couplers, photographic materials containing them and method of forming dye images  
Novel photographic dye-forming couplers comprise an imidazo[1,2-b]pyrazole nucleus which reacts at its 3-position with an oxidized aromatic primary amino color developing agent. These couplers are...
4720451 Silver halide color reversal light-sensitive material  
A silver halide color reversal light-sensitive material comprising a support having thereon at least one red-sensitive emulsion layer, at least one green-sensitive emulsion layer and at least one...
4708927 Photographic elements with development inhibitor precursor  
A novel photographic element is disclosed. The element comprises a light-sensitive element including a light-sensitive silver halide emulsion layer coated on a support, wherein said silver halide...
4698297 Silver halide color photographic light-sensitive material  
A silver halide color photographic light-sensitive material comprising a support having thereon at least one silver halide emulsion layer, the color photographic light-sensitive material containing...
4686175 Silver halide multi-layered color photographic light sensitive material  
A silver halide multilayered color photographic light-sensitive material is disclosed. The material is comprised of a support basde having thereon a green-sensitive emulsion layer having a maximum...
4684604 Oxidative release of photographically useful groups from hydrazide compounds  
Photographic elements and processes are described which employ a compound containing a hydrazide moiety attached by a linking group, comprising an acidic group or an active methylene group adjacent...
4663272 Silver halide photographic material containing a polymer with a photographically useful group which is rendered non-diffusive by cross-linking  
A silver halide photographic material is described comprising at least one layer which contains at least (1) a polymer comprising as constitutional components thereof a repeating unit having a...
4659651 Silver halide photographic materials containing a blocked photographic reagent  
A silver halide photographic material comprising a support having thereon at least one light-sensitive silver halide emulsion layer having associated therewith at least one blocked photographic...
4636461 Photographic recording material  
Photographic recording materials containing a silver halide emulsion in which the grains have zones of differing iodide content provide improved sensitometric results.
4599301 Silver halide color photographic material  
A silver halide color photographic material is described, comprising a support having thereon at least a cyan-color-forming red-sensitive emulsion layer, a magenta-color-forming green-sensitive...
4584257 Photographic elements containing naphthylsulfonylethylthio heterocycle developement inhibitor precursor  
A photographic element comprised of a support having provided thereon at least one silver halide emulsion layer, the element containing a development inhibitor precursor, is disclosed. The...
4579816 Yellow DIR coupler with 5-furyl(1,2,4-triazole) coupling off group  
Yellow DIR couplers corresponding to formula I below are capable of producing remarkably powerful inhibitory effects on remote layers while their action on the layer containing them is...
4571378 Color photographic recording material and development process  
Improved photographic recording materials containing at least one silver halide emulsion layer with comparatively high sensitivity and at least one silver halide emulsion layer with comparatively...
4565774 Method for the formation of dye image  
Method for forming a dye image comprising imagewise exposing and processing a silver halide light-sensitive color photographic material having a support and coated thereon a silver halide emulsion...
4562138 Nitrogen-containing heterocyclic blocked mercapto development inhibitors  
This invention relates to nitrogen containing heterocyclic compounds represented by the general formula ##STR1## wherein Z is non-metallic atoms necessary to form a tetrazole, a benzotriazole or a...
4546073 Photographic recording material containing a precursor of a photographically-active compound  
Precursor compounds from which photographically-active compounds are released with a time delay correspond to the following general formula ##STR1## wherein A represents the residue of a compound...
4540657 Photographic coupler solvents and photographic elements employing same  
Photographic coupler solvents having at least one terminal epoxy group and at least one ester or amide group are described for incorporation in photographic emulsions and elements. The solvents are...
Matches 201 - 250 out of 316 < 1 2 3 4 5 6 7 >