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7291449 Silver halide photographic material and methine dye  
Disclosed is a silver halide photographic material which comprises at least one methine dye represented by the following formula (I): wherein Y represents a furan ring or a pyrrole ring, and Y may...
7211373 Photothermographic material  
A photothermographic material comprising a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent for a silver ion and a binder on one surface of a support,...
6689554 Silver handle emulsion and silver halide photographic lightsensitive material  
A silver halide emulsion comprises an electron-releasing compound of Types 1 to 4: (Type 1) a compound capable of undergoing a one-electron oxidation (1-EO) to form a one-electron oxidation product...
6649337 Heat-developable photosensitive material  
A heat-developable photosensitive material comprises: a support; a photosensitive silver halide; a non-photosensitive organic silver salt; a reducing agent for a silver ion; a binder; and a...
6582894 Silver haide photographic emulsion and photographic light-sensitive material using same  
A silver halide photographic emulsion is disclosed, comprising a silver halide grain having a spectral absorption maximum wavelength of less than 500 nm and a light absorption intensity of 60 or...
6558893 Photographic material having improved color reproduction  
This invention comprises a silver halide photographic material comprising at least one silver halide emulsion comprising silver halide grains having associated therewith a combination of two or...
6509144 Fragmentable electron donor compounds combined with broad blue spectral sensitization  
This invention comprises a photographic element comprising a support and at least one blue sensitive silver halide emulsion layer containing a tabular grain silver halide emulsion, or an emulsion...
6492102 Silver halide emulsion and silver halide light sensitive photographic material  
A red or infrared sensitive silver halide emulsion is disclosed, comprising at least a compound represented by the following formula. A photographic material containing the emulsion is also disclosed.
6479199 Processing method of silver halide photographic light sensitive material  
A method of processing a silver halide photographic material is disclosed, comprising on a support a light sensitive silver halide emulsion layer, wherein the light-sensitive layer contains a...
6461804 IR-photographic sensitizing dyes  
According to the present invention there is provided a class of IR-sensitizing dyes, comprising two benzoindol rings and at least two sulphonic acid groups corresponding to the general formula I:
6444392 Black and white graphic arts film  
A black and white graphic arts film comprising a support having thereon at least one emulsion layer, said emulsion layer comprising: a trinuclear merocyanine spectral sensitising...
6338941 Silver halide light sensitive photographic material and image forming method by the use thereof  
A silver halide light sensitive photographic material is disclosed, comprising a support and at least one hydrophilic colloid layer including a silver halide emulsion layer, wherein the hydrophilic...
6329135 Silver halide photothermographic material  
A silver halide photothermographic material is disclosed, comprising a support having thereon a light-sensitive layer and light-insensitive layer, wherein the light-sensitive layer or the...
6329133 Color photographic material having enhanced light absorption  
This invention comprises a silver halide photographic material comprising at least one silver halide emulsion comprising silver halide grains having associated therewith a combination of two or...
6153371 Silver halide light sensitive emulsion layer having enhanced photographic sensitivity  
This invention comprises a photographic element comprising a support and at least one silver halide emulsion layer in which the silver halide is sensitized with a compound of the formula:...
6066443 Blue sensitizing dyes with heterocyclic substituents  
A photographic element having a silver halide emulsion spectrally sensitized to blue light by a dye of formula (I) to have a maximum blue sensitivity at less than 485 nm. The dye allows the element...
5928854 Silver halide photosensitive material  
A silver halide photosensitive material is described, which comprises at least one of the compounds represented by the following formula (I) ##STR1## wherein Z1 and Z2 each represents an atomic...
5863714 Silver halide light-sensitive material  
There is disclosed a silver halide light-sensitive material which contains a methine compound represented by general formula (1): General formula (1) ##STR1## wherein A1, A2, and A3 each represent...
5691129 Zeromethine merocyanine dyes useful as spectral sensitizers in photographic elements  
The present invention is directed to a dye suitable for spectral sensitization of a photographic element. Specifically, the dye is a compound having the structure: ##STR1## wherein: R1, R2, R3, and...
5601963 Silver halide emulsions  
This invention relates to photographic light-sensitive silver halide emulsions wherein the silver grains are spectrally sensitized to near infrared radiation at wavelengths above 700 nm with a...
5580711 Silver halide photographic light-sensitive material  
Disclosed is silver halide photographic light-sensitive material comprising a support and thereon at least one light-sensitive silver halide emulsion layer, wherein at least one layer of said...
5578439 Silver halide photographic material  
A silver halide photographic material is described, which contains the methine compound represented by the following formula (I): ##STR1## wherein Z1 represents a nonmetal atomic group necessary...
5547831 Dry process silver salt photosensitive material and image forming method making use of this dry process silver salt photosensitive material  
A dry process silver salt photosensitive material has a support and provided thereon a photosensitive layer containing at least an organic silver salt, a reducing agent and a photosensitive silver...
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 layer,...
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...
5514533 Silver halide photographic photosensitive materials and a method for their processing  
A silver halide photographic photosensitive material comprises a silver halide photographic emulsion layer and a compound represented by general formula (I): ##STR1## wherein V1 and V2 each...
5501946 Pre-fogged direct reversal silver halide photographic material  
A pre-fogged direct reversal silver halide photographic material comprises on a support at least an emulsion layer comprising a previously fogged silver halide emulsion for forming a direct...
5491057 Silver halide emulsion  
Disclosed is a silver halide emulsion having at least one methine compound of formula (I) (MET)k1 --[(Q) --Ar]k2, wherein MET represents an atomic group having a methine compound structure; Q...
5482814 Thermal developing photosensitive member and image forming method using the thermal developing photosensitive member  
A heat developing photosensitive member including: a photosensitive layer containing at least an organic silver salt, a reducing agent and a photosensitive silver halide or a photosensitive silver...
5464734 Methine compounds and silver halide photographic materials containing the compound  
Disclosed is a silver halide photographic material containing a compound of formula (1) or (2): ##STR1## where DYE represents a methine dye residue; G and G- each represent a substituent for the...
5453353 Light-sensitive silver halide photographic material  
Disclosed is a silver halide photographic light-sensitive material comprising a support and thereon at least one light-sensitive silver halide emulsion layer, wherein said silver halide emulsion...
5451494 Photographic elements containing acyl substituted oxonol dyes  
A photographic element containing a dye of the structure (I) as a filter dye: ##STR1## wherein: G is oxygen, substituted nitrogen, or C(CN)2 ; R1, R1 ', R2, R2 ' independently represent H or a...
5422236 Spectrally sensitized silver halide photographic elements  
The present invention refers to a silver halide photographic element containing a support having coated thereon at least a silver halide emulsion layer spectrally sensitized with a sensitizing dye...
5348850 Silver halide photographic material and method of processing the same  
A silver halide photographic material has on a support at least one light-sensitive silver halide emulsion layer which comprises silver halide emulsion grains having a chloride content: of at least...
H001336 Silver halide photographic material  
A silver halide photographic material comprising a support having provided thereon a silver halide emulsion layer, in which said silver halide emulsion layer contains at least one sensitizing dye...
5310630 Silver halide color photosensitive materials  
A silver halide color photographic photosensitive material which has been spectrally sensitized to light of wavelengths greater than of about 670 nm in which are highly sensitive to light of...
5288738 Dye compound and photographic element containing same  
A novel red-sensitizing dye compound has a structure which contains a pentamethine oxonol chromophore linked to one or two cyanine chromophores. A photographic element comprises a support upon...
5234806 Silver halide photographic light-sensitive materials  
The present invention provides dyes markedly excellent as sensitizing dyes for silver halide photographic light-sensitive materials. Said dyes are represented by the following formula (I): ##STR1##...
5185236 Full color recording materials and a method of forming colored images  
A full color recording material which has, on a support, at least three silver halide photosensitive emulsion layers which have different color sensitivities and which contain a yellow coupler,...
5116722 Spectrally sensitized silver halide emulsions  
Method of forming a silver image by exposing a silver halide emulsion spectrally sensitized with a trinuclear merocyanine dye to light of 600-690 nm and wet-processing the emulsion with aqueous...
5112731 Silver halide photographic material  
A silver halide photographic material is disclosed, which comprises a support having coated thereon at least one silver halide emulsion layer, wherein the emulsion layer comprises tabular grains of...
5079139 Silver halide photographic material  
A photosensitive photographic material is described comprising a support bearing a silver halide emulsion layer sensitized with a dye of the general formula: ##STR1## wherein Y is S or Se, L1, L2,...
5061618 Infrared-sensitive photographic element  
A photographic element is described comprising a support having thereon a silver halide emulsion layer where the silver halide is sensitized with a dye having the formula: ##STR1## wherein where...
5059508 Method for preparing planographic printing plate  
The present invention provides a method of preparing a planographic printing plate comprising the steps of: (1) exposing a DTR mono-sheet material containing a silver halide emulsion layer and a...
5032500 Process for the preparation of silver halide photographic emulsion  
A process or the preparation of a silver halide photographic emulsion is provided which comprises the addition of at least one pendant type spectral sensitizing dye containing as a substituent a...
4987064 Silver halide photographic materials  
A silver halide photographic material is disclosed, comprising a support having thereon an emulsion layer comprising a dispersion medium, silver halide grains, and a pendant type sensitizing dye,...
4971889 Silver halide photographic emulsions  
A silver halide photographic emulsion containing at least one compound represented by following formula (I): Dye--L--Hyd (I)wherein Dye represents a chromophore-containing dye residue shown by...
4965183 Tri-nuclear dyes for photographic compositions and method of prepartion  
Compounds of the formulaa: ##STR1## where Z1, Z2, L1 -L5, R1, R2, R3, m, and n are as defined herein are disclosed. A method of making the componds is also disclosed. the compounds are useful as...
4950587 J-aggregating dye polymers as spectral sensitizers for silver halide photographic compositions  
Dye polymers are disclosed that J-aggregate in solution and when adsorbed to silver halide. These polymers comprise polymer repeat units having covalently bonded thereto cyanine dye units...
4948699 Silver halide photographic light sensitive material and light sensitive lithographic printing plate material  
This invention provides a silver halide photographic light sensitive material and a light sensitive lithographic printing plate material which are enhanced in sensitivity to semiconductor laser...
Matches 1 - 50 out of 153 1 2 3 4 >