Matches 151 - 200 out of 316 < 1 2 3 4 5 6 7 >
Match Document Document Title
5283163 Photographic material and process employing a development inhibitor releasing compound containing a fluorinated carbon alpha to an amide group  
A photographic development inhibitor releasing compound comprises a releasable development inhibitor group comprising an amide group containing a carbon alpha to the amide functionality which is...
5278025 Method for forming images  
A method for forming an image comprising the steps of: (a) imagewise exposing silver halide photographic materials; where said photographic material contains (1) a compound represented by formula...
5272043 Photographic material and process comprising DIR coupler  
A photographic DIR (development inhibitor-releasing) acetanilide coupler containing a carboxy group on the anilide moiety or a DIR naphtholic coupler containing on the 2-position a --CONH 2 or...
5270158 Light-sensitive silver halide color photographic material  
A light-sensitive silver halide color photographic material is disclosed. The light-sensitive material comprises a support and a silver halide emulsion layer and a non-light-sensitive hydrophilic...
5264582 Method of forming a photographic coupler capable of forming a wash-out dye  
A method of preparing a washout photographic coupler comprising a coupler moiety (COUP) containing a substituted or unsubstituted ballasted releasing group (A) selected from aryloxy, thioaryloxy,...
5264583 Photographic coupler and method of making the same  
A method of forming a washout photographic coupler comprising a coupler moiety (COUP) containing a substituted or unsubstituted ballasted releasing group (A) selected from aryloxy, thioaryloxy,...
5262291 Photographic elements containing release compounds  
There are described color photographic elements containing novel release compounds which rapidly release a photographically useful group, such as a development inhibitor, from a timing group.
5262287 Silver halide color reversal photographic material capable of providing interimage effect  
A silver halide color reversal photographic material comprising a support having thereon at least one cyan coupler-containing red-sensitive silver halide emulsion layer, at least one magenta...
5256529 Silver halide photographic materials containing sulfonamido-solubilized pyrazolotriazole couplers  
A magenta dye-forming pyrazolotriazole coupler solubilized by one or two sulfonamido groups results in a coupler having increased coupling activity, low fog and good dispersability. The couplers...
5256523 Photographic element and process  
A compound (I) having a carrier moiety (CAR) and a releasable development inhibitor moiety (INH) capable of being released during photographic processing by means of at least one timing group (T)...
5254441 Development inhibitor reflector layers  
This invention provides a photographic element containing a polymer layer which reflects a development inhibitor or its precursor released from a DIR compound thereby retarding the diffusion of the...
5252438 Silver halide photographic materials  
Disclosed is a silver halide photographic material containing a compound of a general formula (1) or (2): ED-(Time) t -Y-L-Z (1) wherein ED represents a group...
5250398 Photographic silver halide material and process comprising water-solubilized naphtholic coupler  
A photographic silver halide material and process comprises at least one image dye-forming coupler and at least one coupler (A) represented by the formula SOL-COUP-LINK-PUG wherein SOL is a water...
5250399 Photographic material and process comprising a universal coupler  
A photographic coupler (A) capable, upon oxidative coupling, of forming a dye that can be washed out of a photographic element containing the coupler upon processing, comprises, in the coupling...
5221599 Silver halide photographic light sensitive material  
A compound used as a silver halide photographic light sensitive material for releasing a photographically useful group (PUG) by the reaction with an oxidized developing compound during the...
5219715 Color photographic recording material and process  
A color negative photographic recording material is described in which low emulsion coverage tabular grain silver halide emulsion imaging units are employed. The silver halide emulsion in at least...
5202225 Silver halide photographic materials with redox releasers containing nucleophilic groups  
Disclosed is a silver halide photographic material comprising a support, having thereon at least one silver halide emulsion layer, wherein there is contained in the silver halide emulsion layer or...
5200306 Color photographic recording material containing a coupler which releases a photographically active compound  
Couplers corresponding to formula I below used in multilayer color photographic recording materials are suitable for the release of photographically active compounds. ##STR1## In formula I above, A...
5190852 Silver halide photographic material  
Disclosed is a silver halide photographic material comprising a support having thereon at least one layer containing a compound represented by general formula (I): ##STR1## wherein EAG represents...
5190846 Silver halide photographic material  
A silver halide photographic material comprising a support having thereon at least one light-sensitive silver halide emulsion layer, wherein the silver halide photographic material contains at...
5158864 Color photographic material  
Light sensitive color photographic silver halide material containing at least one light sensitive silver halide layer with which a conventional diffusion fast color coupler is associated and...
5156944 Light-sensitive silver halide color photographic material having cross-emulsion sensitive DIR compounds  
There is disclosed a light-sensitive silver halide photographic material, having two or more light-sensitive silver halide emulsion layers different in color sensitivities on a support, at least...
5155004 Chitosan or chitin derivative and method for processing silver halide photographic material by using the same  
A chitosan or chitin compound having a photographically useful residue. There is also disclosed a method for processing a silver halide photographic material which comprises processing a silver...
5142029 Silver halide photographic material containing a compound with variable development restraining ability  
The compounds in a preferred form are represented by general formula (I): ##STR1## wherein A and A' are each a group which can be hydrolyzed by hydrogen or alkali; X, Y and Z are each hydrogen, a...
5135839 Silver halide material with DIR and bleach accelerator releasing couplers  
A photographic silver halide element comprises a combination of a first coupler that is capable of releasing a development inhibitor moiety during photographic processing that enhances development...
5126236 Color photographic materials with DIR compound combinations  
A silver halide color photographic material is described, comprising a support having disposed thereon at least one layer each of blue sensitive silver halide emulsion, green sensitive silver...
5091293 Color negative photographic material  
A high-speed color negative photographic material which comprises, a support having provided thereon, at least one red-sensitive silver halide emulsion layer, at least one green-sensitive silver...
5085979 Silver halide color photographic materials and processing method  
A silver halide color photographic material comprising at least one layer of, respectively, a blue-sensitive silver halide emulsion layer containing a yellow color coupler, a green-sensitive silver...
5071735 Silver halide color photographic material containing a compound releasing a DIR command upon reaction with an oxidized developing agent  
A silver halide color photographic material comprising a support having thereon at least one silver halide emulsion layer, wherein the silver halide color photographic material contains a compound...
5055385 Photographic elements containing release compounds-II  
There are described color photographic elements containing novel release compounds which rapidly release a photographically useful group, such as a development inhibitor, from a timing group.
5051346 Light-sensitive photographic material comprising lipophilic coupler hydrophilic coupler and diffusion inhibitor releasing  
There is disclosed a light-sensitive photographic material which comprises a silver halide emulsion layer containing a first coupler dispersed in oil droplets, a second coupler dispersed in an...
5051345 Silver halide reversal photographic light-sensitive material  
A silver halide reversal photographic light-sensitive material is disclosed, which is improved in color reproducibility and gradation. The photographic material comprises a support having thereon a...
5041367 Photographic recording material  
A photographic recording material is provided which has enhanced photographic properties, such as sharpness values without substantial decrease in photographic speed.
5035987 Color photographic recording material containing a DIR coupler  
Where DIR couplers corresponding to formula I are used in color photographic silver halide materials, good edge effects and interimage effects are obtained. ##STR1## In formula (I), A represents...
5026628 Photographic material and process comprising a compound capable of forming a wash-out dye  
Photographic compound (A) capable of releasing a photographically useful group is represented by the formula: SOL-CAR-LINK-PUG wherein SOL is a water-solubilizing group; CAR is a carrier moiety...
5021555 Color photographic material  
A color photographic material with good photographic performance, such as sharpness, speed and granularity, contains a development inhibitor releasing compound having the structure: ##STR1##...
5021330 Color photographic recording material containing a coupler releasing a photographically active compound  
High edge effects and interimage effects are obtained when DIR couplers of formula I are used in color photographic silver halide materials. ##STR1## In Formula I, R 1 denotes alkyl, for example C...
5021331 Color photographic recording material containing a DIR coupler  
Highly active silver halide development inhibitors are released from DIR couplers corresponding to formula I during color development. Where DIR couplers are used in color photographic silver...
5021332 Color photographic recording material containing a DIR coupler  
Good edge effects and inter-image effects are obtained where DIR couplers corresponding to formula I are used in color photogrpahic silver halide materials. ##STR1## in which R 1 is H, Cl, --CF 3...
5021322 Photographic element comprising a development inhibitor releasing compound having a linking group between the carrier and the inhibitor  
Photographic compound (A) capable of releasing a development inhibitor group by means of a displacement reaction enables increased image acutance when the compound contains in a coupling position a...
5019492 Photographic element and process comprising a blocked photographically useful compound  
A novel blocked photographically useful compound comprises a new blocking group that (a) comprises two electrophilic groups, the least electrophilic of which is bonded directly or through a timing...
5006448 Photographic material and process  
A photographic recording material is disclosed which contains a compound capable of releasing a development inhibitor moiety during photographic processing which enhances development inhibition and...
5006452 Silver halide color photographic light-sensitive material  
Silver halide color photographic ligt-sensitive material which comprises a support having thereon at least one silver halide emulsion layer containing a diketomethylene yellow dye forming coupler...
4994363 Silver halide light-sensitive material containing a compound releasing a photographically useful group  
A novel silver halide light-sensitive material is provided, comprising a compound represented by the general formula (I): ##STR1## wherein EAG represents an aromatic group which receives electrons...
4985336 Silver halide photographic material  
A silver halide color photographic light-sensitive material is disclosed, comprising a support having provided thereon at least one red-sensitive silver halide emulsion layer, at least one...
4980267 Photographic element and process comprising a development inhibitor releasing coupler and a yellow dye-forming coupler  
A combination of a development inhibitor releasing coupler having a particular releasable mercaptotetrazole group with a particular alkoxy-benzoyl yellow dye-forming coupler as described in the...
4975359 Photographic light-sensitive materials containing couplers that release diffusible dyes and DIR compounds  
A silver halide color photographic light-sensitive material is described, containing: (1) a non-diffusing coupler forming a dye on reacting with an oxidation product of a color developing agent,...
4962018 Photographic materials containing DIR compounds and process of imaging  
A novel photographic development inhibitor releasing coupler (A) comprises a coupler moiety bonded to at least one timing group that enables timing of release of a releasable development inhibitor...
H000817 Photographic light-sensitive material  
A photographic light-sensitive material comprising a support having provided thereon at least one silver halide emulsion layer, wherein said light-sensitive material contains: (1) a compound...
4950584 Heat-processable color photosensitive material  
The method of processing a heat-processable color photosensitive material is disclosed. The photosensitive material comprises a support, provided thereon, a photosensitive layer containing a...
Matches 151 - 200 out of 316 < 1 2 3 4 5 6 7 >