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Matches 1,151 - 1,200 out of 53,610

Document Document Title
WO/1994/011198A1
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 containing a matting agent dispersed in a bi...  
WO/1994/011199A1
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 containing a thermomeltable particle dispers...  
WO/1994/011783A1
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...  
WO/1994/011784A1
A stabilized photographic dispersion is prepared by adding a hydrophobic, photographically inert compound which has a logP(calc) greater than about 9 and does not solidify or gel the dispersed phase to a photographic dispersion comprisin...  
WO/1994/010606A1
Acid can be generated by exposing a mixture of a superacid precursor and a dye to actinic radiation of a first wavelength which does not, in the absence of the dye, cause decomposition of the superacid precursor to form the corresponding...  
WO/1994/009992A1
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...  
WO/1994/010607A1
Acid can be generated by exposing a superacid precursor to actinic radiation effective to generate superacid from the superacid precursor and heating the superacid in admixture with a secondary acid generator capable of undergoing therma...  
WO/1994/008260A1
Photochromic optical articles of improved resistance to light fatigue are provided by the use of a combination of hindered amine light stabilizer and asymmetric diaryloxalamide light stabilizer with a mixture of (1) photochromic material...  
WO/1994/008272A1
A method and apparatus for guiding multiple layers of a liquid down a hopper slide (23) surface are disclosed. The continuous edge guide includes an edger arm (20) extending across the length of the slide surface (23) and having a side f...  
WO1993025936A3  
WO/1994/004356A1
Anti-reflective composites (84) comprising carbon-based polymer substrates (86),such as polyesters, are antireflected by applying to the substrates one or more discontinuous layers of inorganic materials (88, 92) having an index of refra...  
WO/1994/005008A1
Compositions of bacteriorhodopsin variants with increased memory time and their use for reversible optical information recording are disclosed. The compositions are characterized in that the configuration of the retinal of the photoprodu...  
WO/1994/004961A1
A method of manufacture of photographic material comprising a polyolefin-voided biaxially orientated polyester film as a support and at least one light-sensitive silver emulsion layer is provided, characterised by the steps of: (i) provi...  
WO/1994/003833A1
Photothermographic and thermographic diffusion transfer image-recording materials are provided wherein an auxiliary ligand for silver ions is employed to enhance transfer image density and discrimination.  
WO/1994/002884A1
Imageable articles containing interfacial barriers comprising a layer of a polymeric organic acid containing carboxyl and/or sulfo groups in direct contact with an adjacent layer comprising a basic polymer capable of forming hydrogen bon...  
WO1993010482A3  
WO/1993/025936A2
Copolymers of acrylonitrile and vinylidene chloride are used as selective diffusion interlayers in dye-diffusive photothermographic imaging constructions. The interlayers have sufficient permeability to be useful for constructions in whi...  
WO/1993/024584A1
A process for the preparation of a vanadium oxide colloidal dispersion, said process comprising the steps of: (a) hydrolyzing vanadium oxoalkoxide with an excess of water to form a vanadium oxide colloidal dispersion containing about 0.1...  
WO/1993/023791A1
The present invention relates to a system for producing a photographic dispersion by mixing two solutions, one aqueous solution and one oily solution. The system comprises a closed and pressurized reactor for oily solution, an open react...  
WO/1993/023792A1
A process is provided for preparing concentrated dye-water compositions for spectrally sensitizing photographic emulsions in the absence of a solvant or surfactant which comprises adding a sensitizing dye having a solubility in water as ...  
WO/1993/021562A1
The use of copolymers of vinylidene chloride and vinyl pyrrolidone as selective diffusion media in dye-diffusive photothermographic imaging constructions is disclosed. Unoxidized phenolic leuco dye molecules diffuse into a film of these ...  
WO/1993/021563A1
Imageable articles having dye selective interlayers comprising copolymers of styrene and vinylidene chloride are disclosed. The interlayers have sufficient permeability to be useful for constructions in which cationic dyes must be preven...  
WO/1993/021628A1
An erasable optical disk (100K), for use with an erasable optical disk drive system, having a readout stimulation laser and a recording laser, is disclosed. The disk utilizes electron trapping optical memory material as the storage mediu...  
WO/1993/020395A1
An apparatus (10) for the constrained drying and/or heat treating of a continuous roll of film. This apparatus (10) includes a mechanism (46) which grasps a film (112) by its edges and moves said film (112) through a drying zone, with sa...  
WO/1993/019397A1
The present invention relates to a color photographic processing method, and a product for color photography comprising, in addition to the conventional layers of light-sensitive silver halides, a non light-sensitive top layer. The metho...  
WO/1993/018434A1
Photographic, gelatino, silver halide emulsions exhibiting improved speed/fog ratio and good hardening are described. These emulsions are made by sensitizing with 1-naphthol-4-sulfonic acid and by adding an aliphatic polyol thereto.  
WO/1993/017071A1
Described are novel reversible photochromic naphthopyran compounds substituted at the number eight carbon atom on the naphtho portion of the naphthopyran ring with, for example, a methoxy group. Also described are organic host materials ...  
WO/1993/016375A1
Hybrid agents for enhancing in vivo diagnostic imaging of body organs and tissues, and methods of preparing and using the same.  
WO/1993/016412A1
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...  
WO/1993/014878A1
A hopper type application device for applying one or more coating liquids on a running flexible support member, wherein said device comprises a slit characterized by applying a composite plating film, in which fluorine-containing resin i...  
WO/1993/015272A1
An image carrier and a method for forming a reprographic image thereon is disclosed, said image carrier comprising a support and an opaque hydrophilic colloid layer characterized in that said opaque hydrophilic colloid layer contains at ...  
WO/1993/013458A1
A photographic element is detailed which provides for improved resolution by decreasing the blue and ultraviolet radiation typically associated with internal scatter and print-through. These and other improvements are provided in a photo...  
WO/1993/012461A1
In a photographic paper production method, a photographic paper support is coated with one or more photographic silver halide emulsion layers and one or more other hydrophilic colloid layers, at least one of the layers including a harden...  
WO/1993/012465A1
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 ...  
WO/1993/011879A1
The invention relates to a device for coating a moving support by means of a curtain. According to the present invention, the lip of the coating device has a front surface (10) which is substantially vertical or positive, a positive rear...  
WO/1993/012466A1
This invention is concerned with backside glued print paper of photograph. It is composed of print paper of photograph (1), adhesive (2), protective paper (3). It is for making pasting job handy. If we affix current print paper of photog...  
WO/1993/012457A1
A silver halide photographic material having at least one silver halide emulsion layer formed on a support, wherein at least one of the emulsion layers contains at least one compound represented by general formula (I), wherein R1, R2 and...  
WO/1993/012460A1
A silver halide photographic material having at least one silver halide emulsion layer formed on a support, wherein at least 50 % of the total projection area of silver halide particles contained in the emulsion layer is occupied by plat...  
WO/1993/012458A1
A silver halide photographic material having at least one silver halide emulsion layer formed on a support, wherein at least one silver halide emulsion is a tellurium-sensitized monodisperse silver halide emulsion.  
WO/1993/012464A1
A method of making a photographic colour print using a photographic colour material containing low levels of silver halide characterised in that, (a) after image formation and washing and/or stop bath treatment and (b) before non-uniform...  
WO/1993/012459A1
A silver halide photographic material having at least one silver halide emulsion layer formed on a support, wherein the silver halide emulsion layer contains at least one cyanine dye represented by general formula (I) and a tellurium-sen...  
WO/1993/011458A1
A photographic element is described with improved speed in the blue and ultra-violet region of the electromagnetic spectrum. The spectral response of the photographic element is enhanced with at least one dye represented by formula (I), ...  
WO/1993/011467A1
The present invention provides a photographic material comprising on a support a silver halide emulsion sensitized to light of wavelengths between 600 nm and 850 nm characterized in that said silver halide emulsion comprises a red sensit...  
WO/1993/011457A1
A wide latitude, high resolution radiographic system having a relative speed of at least 150 and a contrast transfer function of at least 0.30 when measured at 6 line pairs per millimeter, comprises at least one X-ray intensifying screen...  
WO/1993/011466A1
Heat-developable silver-based photosensitive imaging element comprising a heat-reducible organic silver salt, a photosensitive silver halide, a developing agent, and a releasing compound that upon reaction with either the reduced or the ...  
WO/1993/011456A1
An improved system for rapid access processing of photographic silver halide elements comprises a hydrazine-containing silver halide element in combination with a developer solution comprising at least one ascorbic acid developing agent ...  
WO/1993/010482A2
Disclosed are novel radiation-sensitive negative-working surface-sensitive emulsions and materials exhibiting reduced pressure sensitivity. One aspect of the present invention is directed to silver halide crystals with low propensity tow...  
WO/1993/010154A1
Collagen-like polymers having repetitive triads are produced having reduced proline content, where glycine is the initial amino acid and the subsequent amino acids are varied, while retaining at least a minimum percentage of prolines. Th...  
WO/1993/010483A1
A method for the anionic photoinitiation of a substrate that includes exposing the substrate to an inorganic complex that releases an anionically charged nucleophile on irradiation.  
WO/1993/010112A1
Described are novel reversible photochromic naphthopyran compounds having at least one ortho substituted phenyl group at the 3-position of the pyran ring. Also described are organic host materials that contain or that are coated with suc...  

Matches 1,151 - 1,200 out of 53,610