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5573902 Tabular grain emulsions with sensitization enhancements  
A chemically and spectrally sensitized tabular grain emulsion is disclosed including tabular grains (a) having major faces, (b) containing greater than 70 mole percent bromide and at least 0.25...
5571662 Silver halide photographic material  
A silver halide photographic material is disclosed, comprising a support having thereon at least one silver halide photographic emulsion layer, wherein the silver halide emulsion layer has been...
H001609 Silver halide photographic emulsion  
Disclosed is a silver halide photographic light-sensitive emulsion comprising silver halide grains and a dispersant, wherein at least 50% of the total projected areas of the silver halide grains...
5567579 Photographic product comprising a blend of emulsions with different sensitivities  
The present invention concerns a photographic product containing at least one light-sensitive layer consisting of a blend of silver halide emulsions.The blend of the invention is formed by at...
5567580 Radiographic elements for medical diagnostic imaging exhibiting improved speed-granularity characteristics  
A radiographic element for medical diagnostic imaging is disclosed comprised of a transparent support and first and second silver halide emulsion layer units coated on opposite sides of the film...
5567571 Silver halide color photographic light-sensitive material  
A color photographic light-sensitive material comprises at least two silver halide emulsion layer groups having different color sensitivities on a support. Each group contains at least two silver...
5565314 Silver halide photographic light-sensitive material  
In a silver halide emulsion, tabular silver halide grains substantially consisting of silver bromoiodide, each having faces as two parallel major faces, an aspect ratio of 2 or more, and an...
5563030 Photothermographic element with pre-formed iridium-doped silver halide grains  
A negative-acting photothermographic element comprising a support bearing at least one heat-developable, photosensitive, image-forming photothermographic emulsion layer comprising: (a) an iridium...
5561038 Silver halide black and white photographic lightsensitive material  
A silver halide black and white photographic light sensitive material comprising a support having thereon at least two silver halide emulsion layers, a first silver halide emulsion layer being...
5559075 Recording material for direct thermal imaging  
A heat-sensitive recording material suited for use in direct thermal imaging by means of an information-wise energized heating element, which recording material comprises on the same side of a...
5558981 Emulsions with the highest speeds compatible with low granularity  
A radiation-sensitive emulsion is disclosed capable of producing the highest attainable speed compatible with low granularity. The silver halide grains (a) have a mean equivalent circular diameter...
5556741 Silver halide emulsion, method of manufacturing the same, and photosensitive material using this emulsion  
There is disclosed a silver halide photosensitive material having at least one silver halide emulsion layer coated on a support, wherein silver halide grains in the emulsion layer are subjected to...
5552265 Reversal color photographic material with a fine grain sublayer  
The invention relates to a reversal color photographic print material.Said reversal material comprises a support with, in order, a substantially light-insensitive fine grain emulsion layer which...
H001594 Silver halide color photographic light-sensitive material  
A silver halide color photographic light-sensitive material is provided, wherein at least one spectral-sensitive layer comprises two or more silver Halide emulsion layers each containing...
5550012 Silver halide emulsion and silver halide photographic light-sensitive material using the same  
A silver halide emulsion contains silver halide grains in a dispersion medium. Tabular silver halide grains having a thickness of less than 0.5 μm, a diameter of 0.3 μm or more, an aspect ratio of...
5549879 Process for pulse flow double-jet precipitation  
The present invention is a method of manufacturing silver halide grains using a double jet precipitation process. Soluble salt and soluble halide salt are introduced at a high velocity into a well...
5550014 Silver halide photographic emulsion, method of manufacturing the same, and photographic light sensitive material  
A silver halide photographic emulsion contains tabular silver halide grains which have an aspect ratio of 2 or more and in which dislocations are concentrated about the corner of the grain.
5550013 High chloride emulsions having high sensitivity and low fog and improved photographic responses of HIRF, higher gamma, and shoulder density  
The invention relates to a radiation sensitive emulsion comprised of a dispersing medium and silver iodochloride grainswherein the silver iodochloride grains are partially bounded by {100} crystal...
5550015 Production of silver halide emulsions comprising tabular grains  
The process for the production of a platelike silver halide emulsion having an AgBrI core of which the iodide content is at least 2.5 mol-% and a first shell of AgBrI surrounding the core, of...
5547827 Iodochloride emulsions containing quinones having high sensitivity and low fog  
The invention relates to a radiation sensitive emulsion comprised of a dispersing medium and silver iodochloride grainsWherein the silver iodochloride grainsare partially bounded by {100} crystal...
5547824 Silver halide color photographic light-sensitive material containing compounds capable of releasing photographically useful groups and a specific silver iodobromide  
Disclosed is a silver halide color photographic light-sensitive material which contains an emulsion in which the silver iodide surface content of the silver halide grains is less than the average...
5547914 Direct thermal imaging material  
The present invention provides a recording material comprising on a support (i) a heat sensitive layer comprising a substantially light insensitive organic silver salt, (ii) a protective layer...
5545513 Photographic material with improved granularity  
A multilayered color photographic element contains a support having coated thereon photographic silver halide emulsion layers including at least three layers each having the same spectral...
5543284 Preparation method of regular silver halide light-sensitive emulsions comprising silver halide crystals rich in chloride and material comprising said emulsions  
A method is disclosed to prepare a photographic light-sensitive silver halide emulsion, containing regular silver halide crystals rich in chloride having a predictable size distribution and...
5543282 Silver halide color photographic photosensitive materials comprising heterocyclic cyan couplers  
Disclosed is a silver halide photographic photosensitive material wherein a photosensitive silver halide emulsion layer contains a silver halide emulsion which is comprised of tabular grains. The...
5541052 Silver halide photographic material having improved keeping quality  
The improved silver halide photographic material has one or more silver halide emulsion layers on a support and at least one of said emulsion layers contains silver halide grains which are of...
5541053 Process for the preparation of silver halide photographic emulsions containing grains having (100) faces with cavities and photographic emulsions so prepared  
The present invention concerns a process for obtaining silver halide photographic emulsions containing grains of the core/shell type having {100} faces with cavities, and the corresponding...
5541047 Silver halide photographic emulsion, a silver halide photographic light-sensitive material and a method for processing the same  
A silver halide photographic light-sensitive material is disclosed, comprising tabular grains having an average aspect ratio of diameter to thickness of 2 or more, having an average overall iodide...
5541051 Preparation of silver halide tabular emulsions in the presence of polar aprotic solvents and/or alcohols  
This invention offers a new method to produce tabular silver halide grains, more preferably silver bromide or silver bromoiodide grains, having a tabularity, defined as the ratio between the...
5541043 Silver halide color photographic light-sensitive material  
A silver halide color photographic material is disclosed, comrising a support provided thereon light-sensitive silver halide emulsion layers including a blue-sensitive silver halide emulsion...
5538835 Silver halide color photographic material  
A silver halide color photographic material comprising a support having provided thereon at least one blue-sensitive silver halide emulsion layer containing a yellow coupler, at least one...
5536630 Use of acid processed ossein gelatin and chain-extended acid processed ossein gelatin as peptizers in the preparation of photographic elements  
The invention provides a method of nucleating silver halide particles wherein said nucleation is carried out in the presence of acid processed ossein (APO) gelatin or chain-extended acid processed...
5536634 Silver halide emulsions spectrally sensitized in the presence of low N-alkyl pyridinium ions  
The invention provides a method of forming a spectrally sensitized emulsion comprising providing a silver bromoiodide emulsion, adding sensitizing dye ##STR1## X+ is a cation other than N-alkyl...
5536632 Ultrathin tabular grain emulsions with dopants at selected locations  
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,...
5532119 High-speed direct-positive photographic elements utilizing core-shell emulsions  
Direct-positive photographic elements are comprised of a support and a silver halide emulsion layer containing core-shell silver halide grains comprising a chemically sensitized core and a...
5529895 Silver halide photographic emulsion, method of producing the same, and light-sensitive material using the same  
A silver halide photographic emulsion contains tabular grains each having a silver iodide content of 5 to 20 mol %, and having an aspect ratio of 2 or more in an amount of 50% or more of a total...
5527664 Method of preparing silver halide photographic emulsion, emulsion, and light-sensitive material  
A silver halide photographic emulsion, a method of preparing the same, and a light-sensitive material containing this emulsion, wherein silver halide grains are formed while rapidly producing...
5525460 Silver halide photographic emulsion and light-sensitive material using the same  
A silver halide photographic emulsion comprising silver halide grains which are formed while iodide ions are rapidly being generated from an iodide ion-releasing agent represented by Formula (I)...
5523202 Silver halide emulsion and process for its preparation  
A silver halide photographic emulsion comprising silver halide grains which are prepared by a process comprising forming the silver halide grains in the presence of a dispersing medium and...
5523201 Method for desalting silver halide emulsion and silver halide emulsion prepared thereby  
A desalting method of a silver halide emulsion is disclosed, comprising removing soluble salts from the silver halide emulsion by electrodialysis, wherein said electrodialysis is carried out at a...
H001550 Silver halide photographic emulsion  
Disclosed is a silver halide photographic light-sensitive emulsion comprising silver halide grains, wherein the silver halide constituent of said silver halide grains is substantially composed of...
H001548 Silver halide color photosensitive material  
A silver halide color photosensitive material is provided, comprising a tranparent support having a thickness of not more than 120 μm and provided thereon photosensitive layers, wherein at least...
H001549 Silver halide photographic light-sensitive material  
A silver halide photographic light-sensitive material comprising a support having thereon a silver halide grain emulsion layer is provided, wherein the silver halide emulsion is...
5523200 Fine grain bromide emulsions as carriers for photographically useful ingredients added during emulsion finishing  
The invention generally relates to a method of silver halide grain finishing comprising providing a high chloride silver halide grain emulsion and adding a silver bromide fine grain Lippmann...
5518875 Method for obtaining a photographic material suitable for use in phototypesetting applications  
The present invention provides a method for obtaining a photographic material by coating on a support at least one layer comprising at least one photosensitive silver halide emulsion wherein the...
5518872 Emulsion and photographic element  
Improved sensitivity and reduced minimum density are provided by an emulsion in which high bromide tabular grains exhibit an average thickness of less than 0.07 μm and have latent image forming...
5518873 Silver halide light-sensitive emulsion and silver halide light-sensitive material  
A silver halide light-sensitive emulsion and a silver halide light-sensitive material containing the same are disclosed, in which silver halide emulsion grains composed of an internal nucleus of...
5518871 Photographic material containing silver halide grains doped with hexa-coordinated cyano-complex  
A silver halide photographic material comprises a support and a light-sensitive layer provided thereon. The light-sensitive layer contains silver halide grains dispersed in gelatin. A...
5516628 Silver halide photographic elements with particular blue sensitization  
A photographic element with a silver halide emulsion having a maximum sensitivity in the visible region at less than 480 nm and being sensitized by a dye of formula (I): ##STR1## wherein: X1 and...
5514517 Process for image formation by silver salt diffusion transfer  
A process for image formation by silver salt diffusion transfer which comprises developing an imagewise exposed photosensitive element containing a photosensitive silver halide emulsion layer with...