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5512427 Tabularly banded emulsions with high bromide central grain portions  
Radiation-sensitive emulsions are disclosed in which tabular grains of a face centered cubic crystal lattice structure having parallel {111} major faces and an average aspect ratio of at least 5...
5512426 Emulsions with high grain surface to volume ratios  
Radiation sensitive emulsions are disclosed in which surface sensitized silver halide grains are agglomerated into discrete clumps and the clumps are separated by peptizer. The emulsions exhibit a...
5508158 Silver halide light-sensitive photographic emulsion, a silver halide light-sensitive photographic material and a method of processing thereof  
A silver halide photographic light sensitive material comprising a support having thereon a silver halide emulsion layer containing silver halide grains, wherein the silver halide emulsion...
5508160 Tabularly banded emulsions with high chloride central grain portions  
Radiation-sensitive emulsions are disclosed in which tabular grains of a face centered cubic crystal lattice structure having parallel {111} major faces and an average aspect ratio of at least 5...
5508159 Silver halide photographic light-sensitive material  
A silver halide photographic light-sensitive material is disclosed, which comprises a support and provided thereon, a silver halide emulsion layer containing a crown ether having a 18-membered...
5503972 Gelatin-grafted-polymer particles as peptizer for silver halide emulsions  
This invention describes the use of gelatin-grafted-polymer particles as peptizers for the preparation of silver halide photographic emulsions, whereby the gelatin-grafted-polymer particles remain...
5503970 Ultrathin tabular grain emulsions with novel dopant management  
A chemically and spectrally sensitized ultrathin tabular grain emulsion is disclosed including tabular grains (a) having {111} major faces, (b) containing greater than 70 mole percent bromide,...
5503971 Ultrathin tabular grain emulsions containing speed-granularity enhancements  
An improved spectrally sensitized ultrathin tabular grain emulsion is disclosed in which tabular grains (a) having {111} major faces, (b) containing greater than 70 mole percent bromide and at...
5500335 Photographic emulsion containing transition metal complexes  
The present invention provides a photographic emulsion comprising comprising silver halide grains, an iridium containing hexacoordination complex, and at least two grain surface modifiers, wherein...
5500333 Class of compounds which increases and stabilizes photographic speed  
The invention is generally accomplished by providing a method of finishing an emulsion comprising providing silver halide grains, adding to said emulsion in an amount between about 0.005 mmol/per...
5498516 Silver halide photographic light-sensitive material  
A silver halide photographic light-sensitive material having a silver halide emulsion layer on a support, wherein said silver halide emulsion layer contains a silver halide emulsion in which...
5498518 Chloride rich tabular grain emulsion with (100) major faces  
A process is disclosed for the preparation of a chloride rich tabular grain emulsion having (100) major crystal faces, characterized in that the precipitation is performed in the presence of a...
5498517 Process for the preparation of a hybrid direct positive emulsion and photographic material containing such an emulsion  
A process is disclosed for the preparation of a hybrid direct positive silver halide emulsion comprising the steps of (1) forming an essentially cubic host grain emulsion consisting of silver...
5498515 Photographic element containing a certain sulfonated acylacetanilide coupler in combination with low- or non-chloride emulsions  
The invention provides a photographic element comprising a support bearing a blue-light sensitive silver halide emulsion layer containing an acylacetanilide yellow image dye-forming coupler having...
5496689 Silver halide color photographic materials  
A silver halide color photographic material comprising:(a) a support,(b) at least three silver halide photosensitive emulsion layers on said support, where (i) each of said at least three...
5494788 Chemical and spectral sensitization of high-chloride tabular grains using high-temperature heat treatment  
The invention relates to a method of sensitizing (111) high chloride tabular grains having {111} major faces comprising providing the high chloride tabular grains, and sensitizing using...
5492800 Silver halide photographic light-sensitive material  
A silver halide photographic light-sensitive material has at least one silver halide emulsion layer. 50% or more of a total projected area of silver halide grains of at least one silver halide...
5492802 Dye compounds and photographic elements containing such dyes  
A silver halide photographic element comprising a sensitizing dye of the formula: ##STR1## wherein: X1, X2, n, L, L2, R1 and R2 are as defined in the specification; Z1 represents Ar1-(L1) m, where...
5492801 Emulsions with tabular grain major faces formed by regions of differing iodide concentrations  
Radiation-sensitive emulsions are disclosed comprised of high bromide tabular grains having {111} major faces wherein a portion of the {111} major faces is formed by a central region containing at...
5491058 Film for duplicating silver images in radiographic films  
A film is disclosed for duplicating a silver image in a radiographic film. A single monodispersed fogged direct-positive emulsion layer is employed. To extend exposure latitude the emulsion layer...
5491056 Process of forming a photographic emulsion  
A process is disclosed for preparing a photographic emulsion utilizing an alkynylamine compound as a grain growth modifier. Specifically, the present invention provides a process of preparing a...
5491055 Silver halide photographic emulsions prepared and sensitized in the presence of sulfodihydroxy aryl compounds  
The invention relates to an emulsion comprising silver halide grains said grains comprising sensitizing dyes adsorbed onto said grains during grain forming or sensitizing and at least one...
5491050 Method of processing originating photographic elements containing tabular silver chloride grains bounded by (100) faces  
A method of processing an exposed originating silver halide color photographic element comprising developing the photographic element in a color devoloper containing a p-phenylenediamine color...
5489502 Silver halide photographic light-sensitive material  
A silver halide photographic light-sensitive emulsion is disclosed. The photographic material comprises a support and a silver halide emulsion layer provided on the support, and at least 30% of...
5484697 Method for obtaining monodisperse tabular grains  
The present invention relates to a method for preparing a photographic tabular silver halide grains emulsion. The method is characterized in that the twinned silver halide seeds are precipitated,...
5482823 Silver halide photographic emulsion  
A silver halide photographic emulsion is provided, wherein the silver halide emulsion contains silver halide grains having an average iodide content of less than 3 mol %, the silver halide grains...
5482824 Silver halide photographic material and silver halide emulsion  
A silver halide emulsion having a high silver chloride content of about 95 mol % or more, wherein about 30% by number or by weight or more of the silver halide grains are those having one twin...
5482825 Silver halide emulsions containing fused dihydropyrimidines  
A method of making a silver halide emulsion comprising precipitating and chemically sensitizing the emulsion and further comprising adding to the emulsion a fused dihydropyrimidine compound...
5482826 Method for forming silver halide grains and a method for producing a silver halide photographic material  
There is disclosed a method for forming silver halide grains and a method for processing a silver halide photographic material using the same. The method for forming silver halide grains comprises...
H001516 Silver halide photographic material  
A silver halide photographic material comprising a support having provided thereon one or more hydrophilic colloid layers, at least one layer of which is a silver halide emulsion layer comprising...
5478721 Photographic elements containing emulsion stabilizers  
A color negative or reversal photographic element comprising a support having situated thereon a non-tabular silver halide emulsion layer, said emulsion layer being predominantly silver chloride...
5478716 Silver halide photographic emulsion containing silver iodobromide grains having two or more twin planes and light-sensitive silver halide color photographic material  
A silver halide emulsion is provided, which comprises silver halide twinned-crystal grains and satisfy the following requirements (1) and (2):(1) the longest distance between twin planes is within...
5478704 Method for forming color images  
i) A method of forming color images improved in color reproducibility and sharpness, which comprises providing a silver halide color photographic material which has on a support at least one...
5478717 Silver halide emulsion and photographic light-sensitive material using the same  
An emulsion contains tabular silver halide having a thickness of less than 0.5 μm, a diameter of 0.3 μm or more, and a grain diameter/thickness ratio of 2 or more. The tabular silver halide grains...
5478707 Silver halide photographic light-sensitive material  
There is disclosed a silver halide photographic light-sensitive which is capable of providing a rapid processing as well as a high sensitivity and in which a change in an aging time in exposing...
5478714 Silver halide photographic emulsion and silver halide photographic light-sensitive material  
A silver halide photographic emulsion contains tabular silver halide grains having an aspect ratio of 2 or more in an amount of 70% or more of a total projected area of all grains. A variation...
5476760 Photographic emulsions of enhanced sensitivity  
Tabular grain emulsions of enhanced photographic sensitivity are disclosed in which the tabular grains contain a maximum surface iodide concentration along their edges and a lower surface iodide...
5474887 Photographic elements containing particular blue sensitized tabular grain emulsion  
A photographic element which has a blue sensitive emulsion with broad blue spectral coverage and yet, good speed and low fog. The element has a blue sensitive silver halide tabular grain emulsion...
5472837 Silver halide emulsion and method of preparing the same  
A silver halide emulsion comprising 50% to 100% of projected area of all silver halide grains are occupied by hexagonal tabular silver halide grains which have an aspect ratio of 8 to 40, which...
5472836 Silver halide photographic emulsion, silver halide photographic light-sensitive material and processing method for silver halide photographic light-sensitive material  
A silver halide photographic emulsion containing silver halide grains comprising {111} and {100} faces and having a silver iodide content of less than 2 mol %, wherein silver halide grains having...
5470698 Ultrathin tabular grain emulsion  
A radiation-sensitive emulsion is disclosed in which greater than 90 percent of total grain projected area is accounted for by high aspect ratio tabular grains, the halide content of which is...
5470700 Light-sensitive silver halide X-ray photographic material containing a mixture of tabular grains  
Disclosed is a light-sensitive silver halide X-ray photographic material comprising a mixture of tabular silver halide grains, wherein tabular silver halide grains of 0.6 μm to 1.5 μm in an...
5468599 Silver halide photographic material with reduced fog and improved residual stain  
A silver halide photographic material having at least one silver halide light-sensitive emulsion layer on at least one side of a support, wherein said silver halide emulsion layer comprises...
5468601 Deposition sensitized emulsions and processes for their preparation  
A process is disclosed for the precipitation of a silver halide emulsion containing host grains having {100} crystal faces that are sensitized by the deposition of protrusions at the intersections...
5466560 Limited use cameras and films  
This invention relates to cameras designed for single or limited use. It more particularly relates to cameras that are intended for one use, after which they are recycled, subsequent to removal of...
5466566 Silver halide color photographic material  
A silver halide color photographic material comprises at least one red-sensitive layer, at least one green-sensitive layer and at least one blue-sensitive layer on a support, in which (1) the...
5462843 Recording material for color photography  
A silver halide material for colour photography, comprising a support, at least one blue-sensitive yellow-coupling silver halide emulsion layer, at least one green-sensitive, magenta-coupling...
5462847 Silver halide color photographic material  
A silver halide color photographic material is provided comprising at least one yellow-developable silver halide emulsion layer, at least one magenta-developable silver halide emulsion layer and...
5462849 Silver halide emulsions with doped epitaxy  
A photographic silver halide emulsion is disclosed comprised of radiation sensitive composite silver halide grains including host grain portions accounting for at least 50 percent of total silver...
5460935 Silver halide photographic material  
A silver halide photographic material is disclosed which is processed by an automatic processor having a drying zone where drying is conducted by a heat transfer medium of 75° C. or higher,...