Abstract: The present invention relates a novel aqueous composition comprising polymeric thermal acid generator and a process of coating the novel composition onto photoresist pattern, thereby forming a layer of the polymeric thermal acid generator over the photoresist pattern. The polymeric thermal acid generator comprises a polymer having at least one repeating unit of structure 2; where R1 to R5 are independently chosen from the group consisting of H and C1-C6 alkyl; R6 is chosen from the group consisting of unsubstituted aryl, substituted aryl, alkyl (C1-C8) and fluoroalkyl (C1-C8) and W is a C2-C6 alkylene spacer.

Abstract: A photosensitive material for forming a conductive film including a silver salt-containing emulsion layer, and a conductive layer containing conductive fibers, wherein the amount of the conductive fibers in the conductive layer is 0.005 g/m2 to 0.2 g/m2.

Abstract: A method for producing a conductive film, having the steps: forming, on a support, a conductive metal portion containing a conductive material and a binder; bringing the conductive metal portion into contact with vapor or a hot water; and immersing the conductive metal portion into hot water having a temperature of 40° C. or higher.

Abstract: A photosensitive material includes a support and an emulsion layer containing a silver salt emulsion, the photosensitive material is capable of forming a conductive metal film by exposing and developing the emulsion layer, wherein the emulsion layer has a swelling rate of 150% or more.

Abstract: The invention provides a process for preparing amides from polyetheramines and (meth)acrylic acid or the corresponding anhydrides, the energy source used being microwaves.

Abstract: The present invention provides a photothermographic material having, on at least one side of a support, an image forming layer including at least a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent, and a binder, and a non-photosensitive layer, wherein the non-photosensitive layer includes at least a polymer matting agent having a refractive index of from 1.51 to 1.56 and a glass transition temperature of 90° C. or higher. A photothermographic material which is excellent in film surface properties and photographic properties is provided.

Abstract: Disclosed is a photothermographic material comprising on support a light-insensitive silver salt of an aliphatic carboxylic acid, a light-sensitive silver halide and a reducing agent for silver ions, wherein the photothermographic material further comprises a copolymer comprising a backbone comprising a chain having a monomeric repeating unit, represented by formula (1) and a chain having a monomeric repeating unit, represented by formula (2).

Abstract: A photothermographic material is disclosed, comprising on one side of a support a light-sensitive layer comprising a light sensitive silver halide, light-insensitive silver salts resin and a light-insensitive layer and on the other side of the supporr a light-insensitive layer, wherein the light-insensitive layer on the light-sensitive layer side and the light-insensitive layer on the other side of the support comprises a silicon-containing polymer lubricant and a fluorine-containing compound represented by formula (SF): [Rf-(L1)m1-]p-(L2)n1-(A)q ??Formula (SF)

Abstract: A method for separating photosensitive silver halide particles by precipitation from a dispersion comprising the silver halide particles and a protective colloid of a natural polymer, the method comprising the step of mixing the dispersion with an organic polymer having a logarithm value of n-octanol/water partition coefficient (being a log P value) of 0.8 to 2.0 so as to separate the silver halide particles from the dispersion.

Abstract: This invention relates to a color silver halide photographic element comprising gelatin, a support bearing at least one dye image forming unit selected from a dye image forming unit comprising at least one red sensitive silver halide emulsion layer having associated therewith a dye-forming coupler, a dye image forming unit comprising at least one green sensitive silver halide emulsion layer having associated therewith a dye-forming coupler, and a dye image forming unit comprising at least one blue sensitive silver halide emulsion layer having associated therewith a dye-forming coupler; and a polymer represented by Formula 1.

Abstract: A photothermographic material including, on at least one side of a support, an image forming layer including at least a photosensitive silver halide, a first organic silver salt, a reducing agent, and a binder, and at least one non-photosensitive layer which is disposed on the same side as the image forming layer and farther from the support than the image forming layer, wherein 50% or more of a total projected area of the photosensitive silver halide is occupied by tabular grains having a silver iodide content of 40 mol % or higher and an aspect ratio of 2 or more, and the non-photosensitive layer comprises a second organic silver salt, and an image forming method using the same. The invention provides a photothermographic material and an image forming method excellent in image tone and image storability.

Abstract: The invention provides oil-in-water emulsions comprising recombinant collagen-like polymer in an amount sufficient to act as stabiliser of the emulsion. The polymer is especially a polypeptide which is free of helix structure, has an isoelectric point at least 0.5 pH units removed from the pH of the oil-in-water emulsion. Furthermore, amphiphilic recombinant collagen-like polymers are provided for use in oil-in-water emulsions. The amphiphilic polymers are polar at one end as a result of a relative abundance of polar amino acids, and apolar at the other end as a result of a relative abundance of apolar amino acids.

Abstract: A photothermographic imaging material comprising a support having thereon, (a) a photosensitive layer containing an organic silver salt, photosensitive silver halide grains, a reducing agent and a binder, (b) a light-insensitive layer, and (c) a protective layer, wherein a weight reducing value from 25° C. to 100° C. by a heat drying weight measurement of the photographic imaging material is not more than 0.4% based on a weight value at 25° C.

Abstract: A silver halide color photographic photosensitive material that has, on a support, at least one yellow color-forming photosensitive silver halide emulsion layer, at least one magenta color-forming photosensitive silver halide emulsion layer, and at least one cyan color-forming photosensitive silver halide emulsion layer, wherein at least one specific yellow or magenta dye-forming coupler and at least one compound represented by formula (Ph) are contained in the same layer: wherein Rb1 represents a specific functional group; and Rb2 to Rb5 each independently represent a hydrogen or halogen atom, or a specific functional group.

Abstract: The present invention provides a photothermographic material, having a support and an image-forming layer containing a photosensitive silver halide, a non-photosensitive organic silver salt, and a reducer for the organic silver salt on at least one surface of the support, wherein the image-forming layer contains a hydrophilic polymer which has a vinyl monomer unit containing a quaternary nitrogen atom-containing group or a nitrogen-containing heterocyclic group.

Abstract: A silver salt photothermographic dry imaging material including a support provided thereon a light-sensitive layer containing an organic silver salt, light-sensitive silver halide particles and a reducing agent, wherein the dry imaging material contains organic solid lubricant particles having an average particle diameter of 1 to 30 ?m.

Abstract: A photothermographic imaging material containing a support having thereon photosensitive silver halide grains, light-insensitive organic silver salt grains, a reducing agent for silver ions and polymer, wherein and average particle size of the photosensitive silver halide grains is 0.005 to 0.1 ?m, and the polymer dissolves both in water and in an organic solvent.

Abstract: A silver halide color photographic photosensitive material, which containes at least one specific compound containing at least one alkenylcarbonyl group, in at least one layer on a support; and an image-forming method using the same.

Abstract: Disclosed is a color photographic element comprising at least one light sensitive silver halide emulsion layer containing a compound that does not react with oxidized developer, has a Log Kow high enough to improve speed, compared to the same layer without the compound, and comprises (1) a thiadiazole, or (2) an oxadiazole, or (3) a 1,2,4 triazole bearing an amido substituent, and does not contain a hydroxyl or thiol group or their tautomeric equivalents on the azole ring.

Abstract: A silver halide emulsion which comprises silver halide tabular grains showing an average thickness lower than 0.15 ?m, an average diameter of at least 1.20 ?m and an average aspect ratio of at least 8:1 dispersed in a hydrophilic colloid mixture comprising from 10% to 30% by weight of dextran, from 20% to 40% by weight of a hydrogenated polysaccharide having an average molecular weight equal to or lower than 10,000, and from 40% to 60% by weight of gelatin and photographic element comprising it.

Abstract: The present invention discloses an optically active polyester comprising at least constituent units represented by the general formula (I) and the general formula (II): wherein Ar1 and Ar2 each independently represents a bivalent aromatic group or a bivalent heteroaromatic group, and X1 and X2 each independently represents a hydrogen atom or an electron-withdrawing group, wherein A represents a bivalent substituent.

Abstract: A silver salt photothermographic imaging material is disclosed, comprising a light-sensitive aliphatic acid silver salt, a light-sensitive emulsion containing light-sensitive halide grains, a reducing agent for silver ions, a binder and a cross-linking agent, wherein the cross-linking agent is an aromatic polyisocyanate compound and the photothermographic material further comprises a compound selected from compounds represented by the following formulas.

Abstract: The invention provides black and white silver halide material for optical contact copying, comprising: at least one photographic emulsion layer including a silver-halide-containing matrix in which the matrix includes a polymer and a hydrophilic binder, wherein the ratio of the weight of silver in the emulsion layer to the weight of polymer in the emulsion layer per unit area is less than 2.0. The photographic material is suitable for use in optical contact copying providing reduced contact gain compared to that provided by conventional photographic material.

Abstract: A silver halide emulsion which comprises silver halide tabular grains showing an average thickness lower than 0.15 &mgr;m, an average diameter of at least 1.20 &mgr;m and an average aspect ratio of at least 8:1 dispersed in a hydrophilic colloid mixture comprising from 10% to 30% by weight of dextran, from 20% to 40% by weight of a hydrogenated polysaccharide having an average molecular weight equal to or lower than 10,000, and from 40% to 60% by weight of gelatin and photographic element comprising it.

Abstract: A silver halide photographic emulsion comprising grains, wherein 70% or more of the total projected area of the grains is occupied by silver halide grains each meeting requirements (a) to (d) below (a) the grain is composed of a tabular silver halide host grain having two mutually parallel main planes and aspect ratio of 2 or more, and a silver halide protrusion portion epitaxially junctioned on the surface of the host grain; (b) the silver bromide contents of both the host grain and the protrusion portion are 70 mol % or more; (c) the percentage of the silver amount in the protrusion is 12% or less of the silver amount in the host grain; and (d) the grain has a shallow electron-trapping zone.

Abstract: Aqueous-based thermally sensitive emulsions and photothermographic imaging materials include photosensitive silver halide grains that are predominantly homogeneous and comprise at least 20 mol % iodide based on total silver in the grains. These materials provide desired Dmax and reduced image “print out”.

Abstract: Aqueous-based thermally sensitive emulsions and imaging materials include a mixture of binders in at least one imaging layer. These binder mixtures include from 70 to about 99 weight % of hydrophilic binders such as gelatin and gelatin derivatives, and the remainder of the total binder weight is composed of one or more hydrophobic binders or water-dispersible polymer latexes. These binder mixtures are particularly useful in imaging layers of thermographic and photothermographic materials and provide long term keeping and reduced crystallization of fatty acids.

Abstract: 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, wherein a silver behenate-content of the non-photosensitive organic silver salt is 40 to 70 mol %, and the photothermographic material comprises a compound that can be one-electron-oxidized to provide a one-electron oxidation product, which further releases at least 1 electron, one of during and after a subsequent reaction.

Abstract: The object of the present invention is to provide a photothermographic material improved in the aging stability of unprocessed photosensitive material and/or in the image stability after the processing, which is a photothermographic material of the invention comprising a support and on the same surface of the support, a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent and a binder, wherein the concentration of chloride contained on the same surface is 1,000 ppm or less based on the organic silver salt.

Abstract: A mass transfer imaging element comprising a substrate having a surface colourant layer containing a pigment to be imagewise transferred, wherein said colourant layer comprises a fluorocarbon additive in an amount to provide a fluorocarbon additive:pigment weight ratio of at least 1:20.

Abstract: A silver halide photographic light-sensitive material having layers containing a swellable inorganic stratifying compound on both sides of a support and having at least one silver halide emulsion layer on at least one of the layers. There is provided a silver halide photographic light-sensitive material showing good dimensional stability.

Abstract: The invention provides oil-in-water emulsions comprising recombinant collagen-like polymer in an amount sufficient to act as stabiliser of the emulsion. The polymer is especially a polypeptide which is free of helix structure, has an isoelectric point at least 0.5 pH units removed from the pH of the oil-in-water emulsion. Furthermore, amphiphilic recombinant collagen-like polymers are provided for use in oil-in-water emulsions.

Abstract: The invention relates to a photographic element comprising a base and hydrophillic colloid layers comprising at least one layer comprising photosensitive silver halide, wherein said hydrophilic colloid imaging layers further comprise a flexibilizer agent and said flexibilizer agent has a logP of greater than −1.2.

Abstract: A method for controlling the production of formaldehyde resin compositions in which formaldehyde takes part in a reaction with one or a combination of co resin forming material (of the type phenol, urea, melamine) the method includes monitoring at least one of the formation of the reaction mixture and the course of the reaction by near-infrared (NIR) spectroscopy and adjusting the course of the reaction (when necessary) in accordance with the results of the spectroscopy to obtain optimum conditions for the reaction.

Abstract: The invention is directed to a photographic material, comprising a photographic support and color sensitive recording layers on top of said support, said recording layers being separated from each other by interlayers, wherein the interlayers are characterized by the interlayer design parameter {[SC]*d2} (wherein [SC] is the concentration scavenger moieties bound to the water soluble polymer applied in the interlayer per gram total interlayer polymer and the dry thickness of the interlayer) having a value larger than 2.0*10−15 mmol m2/g and a maximum concentration [SC] of 0.5 mmol/g.

Abstract: The invention relates to a photographic element comprising a base and hydrophillic colloid layers comprising at least one layer comprising photosensitive silver halide, wherein said hydrophilic colloid imaging layers further comprise a flexibilizer agent and said flexibilizer agent has a logP of greater than −1.2.

Abstract: A photothermographic material comprising: a transparent support; and a photosensitive layer comprising a photosensitive silver halide, a non-photosensitive organic silver salt, a thermal developer and a binder, wherein the photosensitive silver halide comprises silver iodide in a ratio of 5% by mole or more, the non-photosensitive organic silver salt comprises silver behenate in a ratio of 30% by mole or more and less than 80% by mole, and the binder has a glass transition temperature of 45° C. or more.

Abstract: The present invention provides a heat developable photosensitive material comprising at least a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent for silver ions and binder on one surface of a support.

Abstract: Disclosed is color silver halide photographic element comprising a light-sensitive silver halide emulsion layer or a non-silver containing light-insensitive layer, said light-sensitive or light-insensitive layer containing a polymer compound comprising a repeating benzotriazole subunit wherein a) the benzotriazole monomer corresponding to the benzotriazole subunit has a Calculated logP of at least 3.1 and less than 6.2; or b) the benzotriazole monomer corresponding to the benzotriazole subunit has a Calculated logP of less than 3.1 and the polymer additionally comprises a co-monomer with Calculated logP of 0.5 or greater, and the amount of the polymer compound in the element is sufficient to increase the photographic speed of the element compared to the same element without the polymer compound.

Abstract: The invention is directed to a paper support for photographic printing paper having a topside and a backside, at least said topside being provided with a pigmented coating based on clay and/or other pigment, said coating having a clay content of less than 3.3 g/m2, which topside of the pigmented coating has an average surface roughness RA of 1.0 &mgr;m or less, and is provided with at least one pigmented polymer resin layer.

Abstract: A heat-developable image recording material having excellent image preservability, comprises a support having thereon a photosensitive silver halide, a non-photosensitive organic silver salt, a reducing agent for silver ion and a specific binder.

Abstract: A medical implant of ultrahigh molecular weight polyethylene having an improved balance of wear properties and oxidation resistance is prepared by irradiating a preform of ultrahigh molecular weight polyethylene, annealing the irradiated preform in the absence of oxygen to a temperature at or above the onset of melting temperature, and forming an implant from the stabilized cross-linked polymer. Implants prepared according to the process of the present invention have comparable oxidation resistance and superior wear performance compared to unirradiated ultrahigh molecular weight polyethylene.

Abstract: The stability of the dyes which are obtained after processing a color photographic material is improved by the addition of a polyvinylcaprolactam.

Abstract: A silver halide photographic emulsion comprising grains, wherein 70% or more of the total projected area of the grains is occupied by silver halide grains each meeting requirements (a) to (d) below

Abstract: A photothermographic material and its processing method are disclosed, the photothermographic material comprising a support and provided on one side of the support, one or more image forming layers containing a binder, an organic silver salt, silver halide, and a reducing agent, wherein the variation in the maximum surface roughness Rt of the surface on the image forming layer side between the materials before heat treatment and after heat treatment is not more than 1.5 &mgr;m.

Abstract: The invention provides black and white silver halide material for optical contact copying, comprising: at least one photographic emulsion layer including a silver-halide-containing matrix in which the matrix includes a polymer and a hydrophilic binder, wherein the ratio of the weight of silver in the emulsion layer to the weight of polymer in the emulsion layer per unit area is less than 2.0. The photographic material is suitable for use in optical contact copying providing reduced contact gain compared to that provided by conventional photographic material.

Abstract: The present invention relates to a method for preparing a silver halide photographic emulsion, comprising the steps of

Abstract: A heat-developable silver halide color photographic light-sensitive material, which has a support and contains, on the support, a photosensitive silver halide, an organosilver salt, a developing agent, and a coupler that is capable of forming a dye upon a coupling reaction with an oxidized developing agent,

Abstract: A heat-developable image recording material comprises a support, a photosensitive silver halide, a non-phosensitive organic silver salt, a reducing agent for a silver ion and a binder including a polymer latex, wherein polymer latex has a halogen ion content of not more than 500 ppm.

Abstract: A silver salt photothermographic material is disclosed, comprising on a support a light-sensitive layer comprising an organic silver salt, light-sensitive silver halide grains, a reducing agent and a binder, wherein after the photothermographic material having been developed at a temperature of not less than 100° C. is subjected to exposure to light of an illumination intensity of 300 lux at 45° C. for 24 hrs., the rate of variation in fog density between before and after exposure is not more than 30%, based on the fog density of the photothermographic material before exposure.