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WO/1996/026465 |
A substantially sulfur-free ammonium thiosulfate containing product can be produced by spray drying an aqueous solution containing ammonium thiosulfate and effective stabilizing amounts of both a carbonate component and a sulfite compone...
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WO/1996/025691 |
A thermoplastics sheet having a coloured surface is formed by providing a ribbon (20) of thermoplastics sheet material with a coating of photographic light-sensitive substance, then continuously advancing the ribbon past an exposure stat...
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WO/1996/021885 |
Described is a radiation sensitive imaging film containing a heat fixable radiation sensitive element, e.g., a diacetylene, of the formula R-C=C-C=C-R', where R and R' are, e.g., both -CH2-O-CONH-(CH2)5CH3. After exposure to X-radiation ...
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WO/1996/021886 |
There is described a method of processing silver halide photographic material in a processing machine using a developing solution which comprises either a hydroquinone type developing agent or a reductone type developing agent, together ...
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WO/1996/021572 |
A method of forming a composite image comprises a) illuminating a lamina with light from a master image, the lamina having a first layer sensitive to one colour of light, a further layer sensitive to light of a different colour, and a tr...
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WO/1996/020427 |
A printing method which comprises the steps of placing a book of blank sheets for slip forms (1), the sheets being coated with ink (6) containing a pigment C1 or a pigment precursor C2 and a reaction initiator F; placing on the book a pl...
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WO/1996/019557 |
Hydroxyalkylaminocarboxylic acids have the general formula (I), in which R1 is hydrogen, a C1-C4 alkyl residue or a group having the formulas -CHR3-CH(OH)-R2 or -CH2)n-COOM, in which n equals 1 to 4; R2 and R3 represent independently fro...
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WO/1996/015847 |
A method for modifying the transfer characteristics of a porous organic or inorganic membrane, wherein (a) at least one layer is formed on the membrane by applying at least one uniform solution prepared by mixing one or more rare earth o...
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WO/1996/013759 |
A radiation-sensitive photographic emulsion is disclosed containing a gelatino-vehicle and tabular grains accounting for at least 70 percent of total grain projected area comprised of at least 90 mole percent bromide and up to 12 mole pe...
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WO/1996/013756 |
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 support, each emulsion layer unit being co...
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WO/1996/013755 |
Tabular grain emulsions of enhanced photographic sensitivity are disclosed in which the tabular grains contain a maximum surface iodide concentration along their edges and a lower surface iodide concentration within their corners than el...
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WO/1996/013757 |
Tabular grain emulsions of enhanced photographic sensitivity are disclosed in which the tabular grains contain a maximum surface iodide concentration along their edges and a lower surface iodide concentration within their corners than el...
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WO/1996/007194 |
In accordance with the present invention, a method of electrophotographically manufacturing a luminescent screen assembly on an interior surface of a faceplate panel (12) of a color CRT (10) comprises the steps of coating the interior su...
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WO/1996/003677 |
Photographic developing compositions are provided that are free of dihydroxybenzene developing agents and are used in the processing of photographic elements. The developing compositions have a pH in the range of from 10.1 to 10.9 and co...
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WO/1996/002019 |
The object of the invention is a process for stabilising holographic substrate materials based on gelatines. According to the invention, a bleaching bath is added to the substrate material after (i) exposure, (ii) development and (iii) i...
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WO/1996/000930 |
To provide a standard for determining an objective level of performance of photographic film developer processes, a production sensitometer, of the type commonly used in the field, is correlated with a high precision, master sensitometer...
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WO/1995/033692 |
An improved apparatus and method for recovering metallic silver from solutions containing silver ions by reducing silver ions and oxidizing an element in the electromotive series above silver, such as iron. The apparatus provides plug fl...
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WO/1995/031754 |
A process for exposing a silver halide-containing photothermographic element with radiation to produce a latent image comprising a) providing a source of radiation which emits a beam of radiation to produce a spot having at least one dim...
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WO/1995/030932 |
The phase mask (22) comprises binary wave gratings which deflect light away for the collecting aperture of the projection system and binary phase gratings which deflect incident light into a fan of rays to fill the collecting aperture. I...
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WO/1995/024673 |
The present invention relates to the use of multivariate statistical process control as a means of process verification in photographic processes. The method of the present invention allows the process to be controlled in a simple and ef...
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WO/1995/024672 |
In order to improve contrast in diazofilms, the diazo compounds in the light-sensitive layer which are to be activated by exposure for colour formation are supplemented by diazo compounds in the case of which nitrogen remaining at the ex...
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WO/1995/023710 |
A light control material comprising a layer of photopolymer (131) having light traps (140) formed therein at selected locations. The photopolymer (131) layer constitutes a master from which embossments can be produced. The ligh traps (14...
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WO/1995/021402 |
A system for orthopedic imaging is disclosed which consists of a supply of low crossover sensitometrically asymmetric radiographic elements and cassettes with various front and back intensifying screens to produce optimal bone images and...
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WO/1995/021403 |
Radiographic elements and assemblies are disclosed. The radiographic element has silver halide emulsion layer units coated on opposite sides of a film support, and are constructed to minimize crossover during exposure by the intensifying...
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WO/1995/017903 |
The design and synthesis of novel oxazolone-derived molecular modules and the use of the modules in the construction of new molecules and fabricated materials is disclosed. The new molecules and fabricated materials are molecular recogni...
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WO/1995/017703 |
An improved laser printer or photocopier toner for authentication is made by mixing conventional toner particles with submicron ultraviolet sensitive particles that exhibit detectable characteristcs in response to ultraviolet radiation. ...
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WO/1995/016224 |
A security document containing a photograph obtained by the silver complex or dye diffusion transfer process in an image receiving layer containing light interference pigments uniformly distributed in said image receiving layer, and/or i...
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WO/1995/015514 |
The present invention concerns a radiographic system comprising at least one X-ray intensifying screen and a radiographic film which is sensitive to actinic radiation. The X-ray intensifying screen emits mainly ultraviolet radiation and ...
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WO/1995/006095 |
Phenolic derivatives have formulas (I) or (II), in which R1 stands for C6-C20-alkyl or -alkenyl that may be interrupted by one or several non-adjacent oxygen atoms, or for a group having the formulas: -O-CO-R5, -CO-O-R5-, -NH-CO-R5, -NR6...
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WO/1995/004294 |
This invention relates to holograms and light panels, more particularly it relates to edge-lit and steep reference angle holograms and displays; holograms which are light panels used to illuminate other holograms, displays, and electroni...
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WO/1995/000881 |
A non-hydroquinone photographic developer composition consisting essentially of: (a) a developer selected from the group consisting of ascorbic acid and sugar-type derivatives thereof, or alkali metal salts and mixtures thereof, in an am...
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WO/1994/029421 |
Disclosed is the use of glycine-N,N-diacetic acid derivatives and their alkali metal, alkaline earth metal, ammonium and substituted ammonium salts as complexing agents for alkaline earth and heavy metal ions, except with alpha-alanine-N...
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WO/1994/028464 |
Polyamino disuccinic acids are effective chelants for use in photography and gas conditioning (both applications preferably involving the polyamino disuccinic acid in the form of a metal, preferably an iron complex). The copper chelates ...
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WO/1994/018603 |
A metal halide sensitised medium recording a phase modulated image wherein voids in the medium modulate the image and the medium is substantially free of the metal of the metal halide and metal halide itself and a method of recording a p...
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WO/1994/016362 |
The present invention is directed to a method for the recovery of erythorbates from photographic solutions. In the disclosed method, the photographic solution is first acidified by passing it over an acidic cation exchange resin and the ...
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WO/1994/011783 |
Solid anti-fogging agents such as 5-nitroindazole which are otherwise poorly soluble in water are converted ro readily water soluble compositions that are solids at room temperature when they are first dissolved in water soluble polymers...
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WO/1994/009992 |
Certain squaric acid derivatives and sulfonate esters are useful for the thermochemical generation of acid. The thermal acid generators may be used in imaging media in conjunction with acid-sensitive materials which undergo a color chang...
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WO/1994/009990 |
An anti-copying film or layer is composed of a film or layer of transparent material with a plurality of mutually spaced, at least partially non-transparent areas whose planes are arranged in approximately the same position with respect ...
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WO/1994/004718 |
The invention is a method for making a metal-containing article, comprising the steps of: providing a layer of a porous ground in a selected area (1404); exposing selected regions of the layer of porous ground to light, thereby metallizi...
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WO/1994/004366 |
The invention concerns a film and/or layer which contains transparent and inclined opaque sectional zones and is produced by superposing and joining individual transparent and opaque or reflecting sheets and subsequently separating them....
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WO/1994/004367 |
An anti-copy film or coating for originals or documents consists of transparent film material with a plurality of spaced, at least partly opaque and possibly reflective regions arranged as coverings on the foil surfaces substantially sta...
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WO/1994/003834 |
Derivatives of ketogluconic acid have been found to be useful as developing agents for photographic media.
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WO/1993/019011 |
The invention concerns a method of treating effluents in order to eliminate the organic compounds. The method comprises a primary oxidation stage with hydrogen peroxide in an alkaline medium, a secondary oxidation stage in a neutral medi...
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WO/1993/016375 |
Hybrid agents for enhancing in vivo diagnostic imaging of body organs and tissues, and methods of preparing and using the same.
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WO/1993/016214 |
Photographic processing devices such as stainless steel racks and tanks are cleaned to remove contaminants such as silver by contacting the devices with a cleaning solution comprising water, a mineral acid such as nitric acid, a soluble ...
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WO/1993/016412 |
An X-ray sensitive composition including one or several photopolymerizable monomer or photocrosslinkable polymer systems and thermochromic substances which can be used in a dry X-ray reproduction process. The process is based on the diff...
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WO/1993/015437 |
A method for making flowable alkaline thiosulfate, flowable alkaline sulfite, or a combination of the two, by blending an alkaline thiosulfate, an alkaline sulfite, or a combination of the two, with an alkali metal arylsulfonate.formalde...
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WO/1993/012465 |
The invention is accomplished by forming balanced cyan, magenta, and yellow coupler and emulsion mixes. There is at least one layer in which silver halide emulsion has been sensitized to blue light or silver halide emulsion sensitive to ...
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WO/1993/012462 |
A method of fixing a developed photographic silver halide material comprising at least two silver halide layers sensitised to different regions of the spectrum, comprising placing the material in face-to-face contact with a fixer sheet i...
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WO/1993/012463 |
A method of controlling the pH of photographic silver halide developer solutions which contain a dihydroxybenzene developing agent and a secondary developing agent which together form a super-additive combination and an amount of sulphit...
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