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6790585 Method for developing a high contrast photographic material containing a polyhydrazide nucleating agent  
The present invention relates to a method for developing an exposed high contrast photographic silver halide material, said photographic material comprising a support bearing at least one silver...
6740465 Imaging media containing heat developable photosensitive microcapsules  
Photothermally sensitive recording sheets for color imaging are disclosed comprising a transparent support sheet having a thermal slip layer disposed on one surface of the support and a heat...
6573021 High contrast photographic element containing a novel combination of nucleators  
The invention relates to an ultrahigh contrast photographic material comprising a support bearing a silver halide emulsion layer, containing a combination of two or more hydrazide nucleating agents...
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...
6479198 Silver halide light-sensitive material containing tanning developing agent  
A silver halide light-sensitive material comprises a support and a silver halide gelatin emulsion layer. The silver halide gelatin emulsion layer or an optionally provided hydrophilic layer...
6228566 High contrast photographic element containing a novel nucleator  
The invention relates to an ultrahigh contrast photographic material comprising a support bearing a silver halide emulsion layer, containing a hydrazide nucleating agent in the emulsion layer or a...
6218070 Process to make ultrahigh contrast images  
A process to make ultrahigh contrast photographic negative images is disclosed. In known processes, particularly those using hydrazine compounds, developer solutions to increase contrast contain...
5939233 Nucleating agents for graphic arts films  
Nucleating agents that promote high contrast in photographic films are disclosed. The nucleating agents are aryl sulfonamido hydrazides having pyridinium, phosphonium or cycloalkenylpyridinium...
5928835 Method of processing silver halide light-sensitive photographic material  
A method of processing a silver halide photographic light-sensitive material is disclosed, comprising a support having on one side of the support a silver halide emulsion layer and, on both sides,...
5714250 Direct drawing type lithographic printing plate precursor  
A direct drawing lithographic printing plate precursor suitable for offset printing, capable of providing prints having a clear image with no stains, which comprise a layer containing a binding...
5609987 Improvements in or relating to printing plates  
A hydrophobic synthetic resin is used to partially or completely replace the hydrophilic colloid conventionally used in silver halide emulsions to obtain a radiation sensitive composition useful in...
5587276 Image formation method  
A method for forming a silver halide photographic image comprising developing a silver halide photographic material with a developing solution containing an ascorbic acid developing agent,...
H001608 Method of processing silver halide photographic light-sensitive material  
A method of processing with a developer a silver halide photographic light-sensitive material is disclosed, the material comprising a support and provided thereon, a silver halide emulsion layer...
H001607 Multiactive electrophotographic element  
An improved reusable multiactive electrophotographic element has a charge-transport layer comprising a triarylamine charge-transport material in a binder comprising a polyester containing recurring...
5545508 Photographic silver halide developer compositions and process for forming photographic silver images  
A process for forming a black-and-white high contrast negative photographic silver image by development of a silver halide photographic element with an aqueous alkaline photographic developer...
H001508 Image-forming process  
An image-forming process for silver halide photographic material is disclosed, in which the photosensitive material have at least one silver halide emulsion layer on a support and contains a...
5447821 Reducer and reduction method for silver images  
A reducer containing a ferric chelate compound of an amino compound and further containing an reduction accelerator and/or a complex-forming agent and a dye. ##STR1## wherein A 41 , A 42 and A 43 ...
5441847 Method for processing a black-and-white silver halide photographic light-sensitive material  
A method of processing, by use of an automatic processor, a black-and-white silver halide photographic light-sensitive material containing a hydrazine compound and a redox compound capable of...
5405732 Method for processing black-and-white silver halide photographic light-sensitive materials  
A process for processing a black-and-white silver halide photographic light-sensitive material is disclosed, the material comprising a photographic component layer containing a hydrazine compound,...
5389502 Hardening developer for silver halide photography and development method  
An alkaline, aqueous black-and-white photographic developer and developing method. The developer includes hydroquinone developing agent, auxiliary developing agent, dialdehyde hardener, organic...
5344741 Method for photographic development  
The present invention provides a developer for silver halide photographic light-sensitive materials which provides super-high contrast and is improved in stability with time. This developer...
5284733 High-contrast image forming process  
A silver halide photographic material is disclosed. The photographic material comprises a support having coated thereon one or more hydrophilic colloidal layers, at least one of the hydrophilic...
5283140 Halftone image screening array of parallel lines with effective maximum and minimum optical density and method of generating a halftone image utilizing the screening array  
The invention provides a device for offset and similar printing from a continuous tone original to produce a halftone image on a photosensitive layer comprising means for screening the information...
5278025 Method for forming images  
A method for forming an image comprising the steps of: (a) imagewise exposing silver halide photographic materials; where said photographic material contains (1) a compound represented by formula...
5266442 Method for increasing the contrast of photographic silver images  
A method for the production of a silver image with improved contrast by the development of an image-wise exposed photographic silver halide emulsion layer material with a developer liquid...
5240814 Curable, heat activatable transfer toners  
A non-electroscopic prolonged tack toner for transferring toned images to an image receptor at low temperatures with improved back transfer characteristics.
5206123 High contrast developer containing an aprotic solvent  
A method for high contrast development of an image-wise exposed photographic element comprising a support and at least one silver halide emulsion layer, which method comprises contacting said...
5200298 Method of forming images  
A method of forming a black-and-white image of very high contrast having a gamma value of 8 or above is disclosed, using a negative imagewise exposed photosensitive material comprising a support...
5198324 Method for making lithographic printing plate  
The present invention provides a method for making a lithographic printing plate having high sensitivity and high printing endurance by scanner-exposing which comprises subjecting a photographic...
5153098 Image forming method  
An image forming method for forming a black-and-white image with a gamma value of at least 8 is disclosed, which comprises processing an imagewise expsed negative type photographic material having...
5051336 Negative type silver halide photographic material and method for forming image using the same  
A negative type silver halide photographic material is disclosed. The material comprises a support having provided thereon at least one silver halide emulsion layer containing silver halide grains...
5039591 Method for processing silver halide photographic materials  
A method for processing an image-wise exposed silver halide photographic material is disclosed, which comprises developing said exposed silver halide photographic material in the presence of a...
5013633 Method for developing a silver halide color photographic light-sensitive material for color proof using a specified color developing agent  
A method of preparing a color proof from a silver halide color photographic light-sensitive material and a black-and-white halftone dot image is disclosed, wherein said light-sensitive material has...
5004670 High-contrast development process for silver halide photographic material  
A high-contract development process is disclosed, which comprises developing a silver halide photographic material containing at least a hydrazine derivative with a developer having a pH of from...
4994350 Method for forming a color proof having a specified toe gradation  
An image forming method suitable for forming a color proof is disclosed. The method comprises (1) a step for exposing a silver halide color photographic light-sensitive material, which is comprised...
4994345 Image forming method for forming a multicolor image from a half-tone dot exposure  
A method for making a color proof in a photo-mechanical process. The method comprises a step for exposing a silver halide color photographic light-sensitive material to light through a...
4988603 Method for the formation of high-contrast images using a developer comprising a hydrazine derivative  
A processing method for silver halide photographic material is disclosed, which stably provides images having high contrast and high dot quality with little degradation in sensitivity by rapid...
4978603 Image forming process comprising developing fine grain silver halide emulsion with a hydroquinone developer  
An image-forming process which comprises after imagewise exposing a silver halide photographic material having at least one silver halide emulsion layer composed of silver halide grains containing...
4965169 Method for forming a high contrast negative image  
A method for forming a high contrast negative image comprising the steps of: (a) imagewise exposing a silver halide photographic material comprising a support having thereon at least one...
4929535 High contrast negative image-forming process  
This invention is a process of quickly forming high contrast negative images, which are useful for photomechanical process, by development-processing a silver halide photographic material...
4873173 Method of forming image providing a change in sensitivity by altering the pH of the developer  
A method of forming an image is provided. The method comprises the steps of (a) imagewise exposing a photographic material which comprises a support having provided thereon at least one...
4865947 Silver halide photographic material  
A negative-type silver halide photographic material comprising a support and at least one light-sensitive silver halide emulsion layer on the support, wherein compounds represented by the general...
4859567 Method of forming high contrast negative images  
A method of forming a high contrast negative image is disclosed, comprising developing an imagewise exposed substantially surface latent image-type silver halide photographic material in the...
4818659 Silver halide photographic materials for photochemical process which can be used in a bright room  
A silver halide photographic material for use in a bright room is disclosed comprising a support having thereon at least two silver halide emulsion layers, each of the emulsion layers having a...
4818662 Process for forming color images  
A process for forming a color image comprising exposing and heating a light-sensitive material comprising a support having thereon a light-sensitive silver halide, a binder and a compound capable...
4803149 Silver halide photographic materials  
A silver halide photographic material for a bright room and a process for producing the photographic material are disclosed, wherein the silver halide photographic material for a bright room...
4789618 Silver halide photographic material and very high contrast negative image-forming process using same  
A silver halide photographic material having on a support at least one silver halide emulsion layer is disclosed, wherein the silver halide emulsion layer comprises a silver halide emulsion...
4786584 Method of supplying replenishing solution in automatic developing machine  
A method of supplying a replenishing solution to the processing tank incorporated in an automatic developing machine in which a photosensitive material is processed. In the method, a less active...
4777118 Process for the formation of high contrast negative images and silver halide photographic element  
High contrast negative images are obtained by developing a silver halide photographic element, in the presence of a hydrazine compound, with an alkali aqueous developing solution which contains a...
4761362 Processing a photographic material comprising an emulsion layer providing a contrast gradation and another layer providing a soft tone gradation  
An image forming process capable of providing photographic images having extremely high contrast and high resolution for use in photoengraving is disclosed, which comprises processing an image-wise...
Matches 1 - 50 out of 108 1 2 3 >