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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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,...
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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...
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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...
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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,...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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,...
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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...
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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...
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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...
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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...
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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...
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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...
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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.
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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