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6780573 |
Color photographic element containing coupler moiety with improved amino acid timing group
The invention relates to a color silver halide photographic element comprising a light-sensitive silver halide emulsion layer, said silver halide emulsion being in reactive association with an...
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5989789 |
Silver halide color photographic material and method for forming image
A silver halide color photographic material comprising a transparent support having thereon at least one blue-sensitive silver halide emulsion layer, at least one green-sensitive silver halide...
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5719011 |
Photographic recording material
Compounds of the formula I are suitable as release compounds for photographically useful groups (photographic units). On reacting with nucleophilic reagents, preferably with dinucleophiles, the...
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5674673 |
Silver halide color photographic material
The invention concerns a color negative process wherein a photographic material comprising silver chloride or silver bromide and a DIR or DIAR coupler is processed in the presence of a polyester...
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5641613 |
Photographic element containing an azopyrazolone masking coupler exhibiting improved keeping
The invention provides a photographic element comprising a support bearing a light-sensitive photographic silver halide layer containing (1) a bicyclic azole coupler (2) an azopyrazolone masking...
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5599656 |
Photographic materials having releasable compounds
Photographic elements are disclosed having a first coupler represented by the formula: COUP 1 -T-INH wherein COUP 1 is a coupler moiety, T is a timing group bonded to INH through a...
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5538834 |
Blocked photographically useful compounds for use with peroxide-containing processes
A method is disclosed for developing an image in a photographic element comprising a support, a silver halide emulsion containing an imagewise distribution of developable silver halide grains, and...
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5441851 |
Use of heterocyclic nitrogen addenda to reduce continued coupling of magenta dye-forming couplers
A photographic element with a support and a silver halide emulsion layer includes a two-equivalent pyrazolone magenta dye-forming coupler and a heterocyclic nitrogen addendum which is a protic...
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5399472 |
Coupler blends in color photographic materials
A silver halide emulsion is disclosed including a blend of a first image dye-forming coupler which does not intrinsically inhibit development of silver halide, and a second image dye-forming...
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5389506 |
Elements and processes for producing superior photographic records
A process of producing a viewable photographic image is disclosed wherein an imagewise exposed photographic element containing at least two silver halide emulsion layers capable of recording within...
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5356759 |
Color reversal image forming process using high chloride emulsions and high chloride developing solutions
A color reversal image forming process using a color reversal photographic material is disclosed. The process comprises an exposure step, a black and white development step, a reversal step, a...
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5334490 |
Magenta development inhibitor releasing coupler
Photographic compound (A) capable, upon oxidative coupling, of forming a dye, comprises in the coupling position, a coupling-off group that comprises in sequence, a releasable benzotriazole group...
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5328801 |
Photographic material and method for forming an image
A method for forming an image is disclosed, which comprises processing with a developer having a pH value of 9 to 12 and comprising 0.2 mol/liter or more of a sulfite an imagewise exposed silver...
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5318879 |
Photographic element comprising a bleach accelerator releasing compound
A color photographic element is disclosed comprising a support bearing at least one photographic silver halide emulsion layer, an image dye-forming coupler, and a coupler (A) capable of forming a...
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5300406 |
Photographic element comprising a combination of a development inhibiting releasing coupler and a bleach accelerator releasing compound
A color photographic element comprises a support bearing at least one photographic silver halide emulsion layer, an image dye-forming coupler, and a combination of a development inhibitor releasing...
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5298376 |
Photographic silver halide material with improved color saturation
This invention provides a color silver halide photographic element having improved color saturation and a method of developing the photographic element. The photographic element comprises at least...
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5288594 |
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; a concentration within the range of 2.5 to 25 mg/m 2 , that does not accelerate...
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5288593 |
Photographic material and process comprising a coupler capable of forming a wash-out dye (Q/Q)
A photographic element comprises a support bearing at least one photographic silver halide emulsion layer and at least one coupler (A) having a water solubilizing group wherein coupler (A) forms a...
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5286613 |
Photographic material comprising a combination of couplers forming washout and non-washout dyes
A color photographic element comprising a support bearing at least one photographic silver halide emulsion layer and a combination of at least two couplers (A) and (B), coupler (A) capable upon...
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5283162 |
Photographic elements containing sulfite releasable release compounds
There are described photographic elements containing novel release compounds which release a blocked photographically useful group, such as a blocked development inhibitor. The blocking group is...
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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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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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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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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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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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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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5238789 |
Color photographic image formation method
A method for forming an image, comprising developing an imagewise exposed silver halide color photographic material comprising a support having thereon at least one blue sensitive silver halide...
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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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5118592 |
Color photographic image formation method
A method for forming an image, which comprises developing a silver halide color photographic material with a color developer containing at least one aromatic primary amine color developing agent,...
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5110715 |
Photographic reversal process
The present invention relates to a photographic reversal process for the production of positive photographic images by imagewise exposure of the photosensitive material containing at least one...
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5110714 |
Method for processing silver halide color photographic material
There is disclosed a method for processing a silver halide color photographic material with a color developer containing at least one aromatic primary amine color-developing agent. In the method a...
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5093227 |
Method for processing silver halide color photographic material
There is disclosed a method for processing a silver halide color photographic material with a color developer containing at least one aromatic primary amine color-developing agent. In the method a...
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5093226 |
Method for forming image of silver halide color photograph
A method for forming an image of a silver halide color photograph, which comprises processing a silver halide color photographic material with a color developing solution containing at least one...
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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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5004675 |
Method for processing a silver halide photosensitive material for color photography
A method for processing a silver halide color photosensitive material is disclosed. The process step comprises developing a color photographic light-sensitive material composed of a support having...
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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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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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4419439 |
Process for forming photographic images
A process for forming a photographic image comprising imagewise exposing a silver halide photographic light-sensitive material to light and processing the silver halide photographic light-sensitive...
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4410618 |
Blocked photographic reagents
α-Ketoimidomethyl blocked photographic reagents are useful in photographic elements, film units and processes. The blocked photographic reagents have the structure: ##STR1## wherein J represents...
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