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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...
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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...
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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...
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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...
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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,...
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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,...
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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.
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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...
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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...
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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)...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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.
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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...
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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...
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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.
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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...
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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...
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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##...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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,...
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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...
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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...
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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...
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