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6875565 Silver halide photographic emulsion and photographic element comprising it  
A silver halide emulsion which comprises silver halide tabular grains showing an average thickness lower than 0.15 μm, an average diameter of at least 1.20 μm and an average aspect ratio of at...
6713241 Thermally developable emulsions and imaging materials containing binder mixture  
Aqueous-based thermally sensitive emulsions and imaging materials include a mixture of binders in at least one imaging layer. These binder mixtures include from 70 to about 99 weight % of...
6670111 Photographic dispersions for yellow filter dyes  
The present invention refers to a process for preparing a dispersion which comprises codispersing in an aqueous medium a sucrose derivative represented by the following general formula (1), wherein...
6664038 Photographic element having improved sensitometry and mechanical resistance  
A silver halide emulsion which comprises silver halide grains dispersed in a hydrophilic colloid mixture comprising from 5% to 25% by weight of dextran, from 20% to 40% by weight of hydrogenated...
6573036 Single-side coated silver halide photographic film material having reduced tendency to curl  
A single-side coated light-sensitive silver halide photographic film material has been disclosed, having on one side of a subbed support, one or more light-sensitive silver halide emulsion layer(s)...
6518007 Silver halide elements containing solubilized antifoggants and low fogging tabular silver halide grains  
This invention relates to a multicolor silver halide photographic element comprising a support and at least one high bromide silver halide emulsion layer comprising low fogging tabular silver...
6485896 Emulsion composition to control film core-set  
A photographic film comprising a base layer and at least one emulsion layer, the emulsion layer having a melting temperature that is within 4 degrees centigrade of the incubation temperature used...
6395465 Preparation of high bromide photographic emulsions with starch peptizer  
A process for precipitating a high bromide silver halide emulsion in an aqueous medium is disclosed comprising growing nucleated silver halide grains in a reaction vessel in the presence of a...
6365336 Aqueous photothermographic imaging elements comprising aqueous silver halide emulsions precipitated in the presence of cationic starch peptizing agent  
There is disclosed an aqueous photothermographic composition comprising a) a photosensitive silver halide emulsion precipitated in a water dispersible cationic starch peptizing agent and b) an...
6235461 Radiographic element having improved speed to Dmin ratio and manufacturing process thereof  
The present invention relates to a process for manufacturing a silver halide photographic element comprising the step of adding to a silver halide emulsion (1) an aryl compound having at least two...
6225036 Color photographic element containing a fragmentable electron donor in combination with a one equivalent coupler and starch peptized tabular emulsion for improved photographic response  
A multicolor photographic element comprising a support bearing a cyan dye image-forming unit comprising at least one red-sensitive silver halide emulsion layer having associated therewith at least...
6187525 Color photographic elements of increased sensitivity containing one equivalent coupler  
A photographic recording element is disclosed containing in at least one dye image forming layer unit (a) a radiation-sensitive silver halide grains include tabular grains (1) having {111} major...
6090536 Photographic emulsions and elements of increased sensitivity  
A photographic emulsion is disclosed containing for enhanced imaging speed high bromide {111} tabular grain emulsion peptizer with a cationic starch and sensitized with a fragmentable electron...
6071681 Method for producing silver halide photographic light-sensitive material  
A method for producing a silver halide photographic light-sensitive material is disclosed, which comprises a support having thereon a silver halide emulsion layer and optionally another hydrophilic...
6027869 Photographic elements containing light scattering particles  
A photographic element is disclosed having at least one emulsion layer comprised of (a) radiation-sensitive silver halide grains, (b) sensitizer for the radiation-sensitive silver halide grains,...
5849471 Silver halide light-sensitive photographic material  
A silver halide light-sensitive photographic containing a hydrophilic colloid layer containg dextran or a compound of the following formula and subbing layer containing metal oxide is disclosed....
5792602 Process for the preparation of silver halide emulsions having iodide containing grains  
A process is disclosed of preparing a photographically useful emulsion containing radiation-sensitive silver iodohalide grains. Silver halide grains having a face centered cubic rock salt crystal...
5733718 Photographic emulisions improved by peptizer modification  
A radiation-sensitive silver halide emulsion for use in photographic is disclosed containing an oxidized cationic starch as a peptizer. The oxidized cationic starch facilitates emulsion...
5691131 High bromide tabular grain emulsions with dislocations in peripheral regions  
A photographic emulsion is disclosed comprised of a radiation-sensitive high bromide tabular grain emulsion. At least 50 percent of total grain projected area is accounted for by tabular grains...
5667955 High bromide ultrathin tabular emulsions improved by peptizer modification  
An improved spectrally sensitized ultrathin tabular grain emulsion is disclosed in which tabular grains (a) having {111} major faces, (b) containing greater than 50 mole percent bromide, based on...
5629142 Dual coating radiographic elements containing tabular grain emulsions with improved photographic vehicles  
A dual coated radiographic element is disclosed including at least one radiation-sensitive emulsion comprised of silver halide grains containing greater than 50 mole percent bromide and less than 4...
5607828 High chloride {100} tabular grain emulsions improved by peptizer modification  
A radiation-sensitive emulsion comprised of silver halide grains including tabular grains (a) having {100} major faces, (b) containing greater than 50 mole percent chloride, based on silver, (c)...
5604085 High bromide ultrathin emulsions improved by peptizer selection  
An improved spectrally sensitized ultrathin tabular grain emulsion is disclosed in which tabular grains (a) having {111} major faces, (b) containing greater than 50 mole percent bromide, based on...
5474889 Hydrophilic colloid composition for a photographic material  
A coating composition suitable for use in the preparation of a photographic material comprises an aqueous solution of a hydrophilic colloid and a surface active coating aid having the formula CF...
5451497 Photographic dispersion having improved stability  
The tendency of a photographically useful compound (PUC) to crystallize when dispersed in an aqueous medium is inhibited by codispersing with the PUC a non-color forming, oil-soluble, monomeric or...
5426019 Color photographic element  
Yellowing, dye fade and thermal pinking of a processed color photographic element is improved by incorporating into the photographic element a non-color forming, oil-soluble, monomeric or...
5370986 Stabilization of photographic recording materials  
Polyhydroxyalkyl compounds and co-stabilizing agents are used to impart stabilizing or antifogging properties to photographic recording materials.
5370966 Surfactant dye-diffusion-transfer facilitating thermal solvents for image separation systems  
The invention discloses an aqueous-developable chromogenic photographic heat-transferable non-aqueous dye-diffusion-transfer photographic element comprising radiation sensitive silver halide, a...
5352563 Black-and-white silver halide photographic light-sensitive material and a method for processing the same  
A silver halide photographic light-sensitive material is disclosed, which comprises a support and provided thereon, a silver halide photographic emulsion layer and a protective layer in that order,...
5300418 Viscosity control of photographic melts  
The invention relates to a melt for the coating of a layer in a photographic element and which contains water, gelatin and an anionically charged, hydrophobic group containing compound that is (a)...
5284744 Non-ultraviolet-absorbing peptizer for silver halide emulsions  
Silver halide emulsions can be prepared by precipitating the silver halide grains in the presence of a peptizer comprising a water-soluble starch, said peptizer exhibiting an absorbance of less...
5229246 Photographic materials containing polysaccharides  
A diffusion transfer photographic material is disclosed, which comprises a support having thereon at least a photosensitive element comprising a photosensitive silver halide emulsion and a...
5135844 Preparation of low viscosity small particle photographic dispersions in gelatin  
The invention is generally accomplished by utilization of a surfactant for very small particle photographic dispersions. Three types of such surfactants that have been identified are as follows: ...
4935338 Silver halide photographic material containing aqueous latex having coated polymer particles  
A silver halide photographic material is disclosed, which has at least one silver halide emulsion layer on a support, said silver halide emulsion layer containing a latex which has been stabilized...
4879209 Photographic proteinaceous layers comprising dextran derivatives  
The present invention provides a method of hardening a proteinaceous layer of a photographic silver halide element by incorporating a modified dextran in said proteinaceous layer, said modified...
4797353 Method for developing of silver halide photographic materials utilizing reduced amounts of organic substances  
A method for processing a silver halide light-sensitive material is disclosed, comprising a support having thereon at least one silver halide emulsion layer with an automatic developing machine...
4746594 Silver halide photographic material for photomechanical process and reductive processing method using the same  
A silver halide photographic material for a photomechanical process is disclosed. The material comprises a support having provided thereon at least one light-sensitive silver halide emulsion layer...
4233398 Process for the hardening of photographic layers utilizing fast acting hardener and polysaccharide  
Protein containing photographic layers are hardened by coating with a hardening solution which contains at least one quick-acting hardener which activates carboxyl groups and at least one...
3900322 Diffusion transfer color photographic material having developement inhibitor precursor  
A diffusion transfer color photographic material having improved color separating power and giving transferred color images having improved density comprising a support having thereon at least two...
3635717 SILVER HALIDE EMULSION SENSITIZED WITH NOBLE METAL AND SUGAR MERCAPTO COMPOUND  
The present invention is directed to an improved sensitizer for silver halide light-sensitive emulsions which comprises a mixture of a noble metal sensitizer and a sugar derivative such as sugar...
3516833 PHOTOGRAPHIC MATERIAL CONTAINING A HYDROPHILIC COLLOID AND A SUCROSE ESTER  
3433639 PHOTOGRAPHIC EMULSION CONTAINING A BLOCK POLYMER SENSITIZED WITH SAPONIN  
3429708 ACCELERATOR FOR CHEMICAL RIPENING  
3425836 PHOTOGRAPHIC EMULSIONS  
3338716 Light-sensitive complex of soluble silver salts and cellulose derivatives  
3330663 Silver salts of sulfur-containing aliphatic carboxylic acids as lightsensitive compounds  
3272631 Haze reduction of photographic emulsions containing a covering power agent  
3253926 Light-sensitive silver halide material containing hydrophobic starch derivatives  
3250620 Silver halide emulsions having chill-setting properties  
3222177 Light sensitive multilayer element having a scratch-resistant layer containing a starch carboxylate  
Matches 1 - 50 out of 60 1 2 >