Abstract: A photosensitive media cartridge includes an ambient condition sensor mounted in the cartridge for sensing ambient conditions in the cartridge. When the cartridge is positioned at a media transfer position on an image-forming device that permits the conveyance of media from the cartridge to the image-forming device, image development or printing on the media in the image-forming device is controlled based on the sensed ambient conditions in the cartridge. The ambient condition sensor includes a cover layer and a conductive layer, wherein a rate of response to ambient conditions of the cover layer matches rate of response to ambient conditions of the photosensitive media to be developed. As a further option, the media itself can include a conductive layer so that the media can be the sensor.

Abstract: A support for a printing plate is disclosed, comprising a substrate having thereon at least one component layer contains porous particles. The component layer further contains a flaky inorganic particles or a material having the function of converting light to heat. A printing plate comprising the support is also disclosed, having on the support an image forming layer containing a thermally fusible particles.

Abstract: A method for applying an image to a receptor element, which comprises the steps of (i) providing a transfer sheet comprising a support having a first surface and a second surface, and a coating capable of receiving an image on the first surface of the support, (ii) imaging the coating, (iii) dry peeling the coating from the support in the absence of wet release prior to hand ironing, (iv) positioning the dry peeled coating on a receptor element having valleys or pores, (v) positioning a non-stick sheet on the dry peeled coating which is positioned on the receptor element having valleys or pores, and (vi) heating the non-stick sheet to drive the dry peeled coating into the receptor element having valleys or pores.

Abstract: A coated transfer sheet comprising a substrate having a first and second surface; optionally at least one barrier layer overlaying said first surface, at least one release layer overlaying said at least one barrier layer or, when the barrier layer is not present, said first surface of the substrate; and an optional image receiving layer comprising an ethylene acrylic acid co-polymer dispersion; wherein the coated transfer sheet exhibits cold peel and hot peel properties when transferred, and may be used in electrostatic printers and copiers or other devices in which toner particles are imagewise applied to a substrate. The addition of elastomeric polymers and polyurethanes help provide enhanced wash stability and chemical stability.

Abstract: A self-contained photohardenable imaging assembly comprising a first transparent polymeric film support, an imaging layer comprising a plurality of photosensitive microcapsules, a developer material and an adhesion promoter, and a second support which may be transparent or opaque is disclosed. Upon image-wise exposure and image development, an image forms in the imaging layer sealed between the supports to form an integral unit having improved peel strength.

Abstract: A photoimaging material which comprises a support and a photoimaging layer formed on the support. The photoimaging layer comprises microcapsules and a reducing agent present outside the microcapsules. The microcapsules contain a leuco dye capable of oxidative color formation, a photooxidizing agent and an organosulfur antioxidant. The reducing agent is 2,2′-methylenebis(4-methyl-6-t-butylphenol) or 2,2′-methylenebis(4-ethyl-6-t-butylphenol). The photoimaging material is capable of thermal image fixing based on a method of forming color by radical oxidation of various leuco dyes to the corresponding dyes with a photooxidizing agent. The photoimaging material is not prone to background coloring (fogging) during storage under dark or light conditions after image fixing, and does not foul the inside of the apparatus during thermal image fixing.

Abstract: The present invention relates to an imaging element, which comprises:

Abstract: A self-contained photohardenable imaging assembly comprising in order: a first transparent support; an imaging layer comprising a developer material and a plurality of photohardenable microcapsules encapsulating a color precursor, and a second support, wherein at least one support comprises a halogenated polymeric barrier layer that exhibits a low water vapor transmission rate. The imaging assembly has been found to provide better image quality and more consistence sensitometric response to pressure development.

Abstract: A novel cyanine-based dye, a photopolymerizable composition having high sensitivity not only to ultraviolet light but also to visible-to-infrared light, and a recording material which is excellent in sensitivity and decolorization in background and which can form sharp, high-contrast images. The cyanine-based dye is an organic dye represented by the following general formula (3).

Abstract: Disclosed is a photopolymerizable composition containing a polymerizable compound having an addition-polymerizable unsaturated bond, an organic dye, and an organoboron compound represented by the following general formula (I), wherein at least one kind of the organoboron compound is included and the proportion thereof is one mole or more per mole of the organic dye.

Abstract: Disclosed are new photoresist compositions including polymeric particles as binders and a photoactive component. Also disclosed are methods of forming relief images using these photoresist compositions.

Abstract: A support for a printing plate is disclosed, comprising a substrate having thereon at least one component layer contains porous particles. The component layer further contains a flaky inorganic particles or a material having the function of converting light to heat. A printing plate comprising the support is also disclosed, having on the support an image forming layer containing a thermally fusible particles.

Abstract: A self-contained photosensitive material comprising: a support; an imaging layer on the support, the imaging layer comprising a developer material and a plurality of photosensitive microcapsules encapsulating a photosensitive composition and a color precursor; and a protective coating on the imaging layer, the protective coating comprising a cured film of a water-soluble or water-dispersible resin, wherein upon image-wise exposing the imaging layer to actinic radiation and rupturing the microcapsules, the color precursor is released from the microcapsules and reacts with the developer material to form a color image is disclosed.

Abstract: A self-contained photohardenable imaging assembly comprising in order: a first transparent support; an imaging layer comprising a developer material and a plurality of photohardenable microcapsules encapsulating a color precursor, and a second opaque support, wherein the opaque support comprises a barrier layer that exhibits a low water vapor transmission rate, which barrier layer comprises a metallic material. The imaging assembly has been found to provide better image quality and more consistence sensitometric response to pressure development.

Abstract: A coated transfer sheet comprising a substrate having a first and second surface; at least one thermosetting and/or UV curable polymeric barrier layer overlaying said first surface, at least one release layer overlaying said at least one barrier layer; and an optional image receiving layer; wherein the coated transfer sheet exhibits cold peel, hot peel, or warm peel properties when transferred. The sheet may be imaged in electrostatic printers and copiers or imaged with other image marking techniques such as Ink Jet, conventional printing inks, thermal wax, and all craft-type markers. The resulting image may be imagewise applied to a receptor.

Abstract: A light and heat sensitive material comprising, on a support, a light and heat sensitive recording layer containing a color-developing component A encapsulated in a thermally responsive microcapsule and a photopolymerizable composition containing a substantially colorless compound B having at least a polymerizable group and a portion which reacts with the color-developing component A to develop a color in the same molecule and a photoinitiator outside of the thermally responsive microcapsule, and non-color-developing layers containing a swellable inorganic layer compound.

Abstract: A lithographic printing plate precursor is disclosed, which comprises an image-forming layer which contains a hydrophilic resin, an acid precursor and at least one component selected from fine particles containing a compound having a vinyloxy group and microcapsules containing a compound having a vinyloxy group, on a hydrophilic support, which can be development processed on a printing machine.

Abstract: Provided is a heat-sensitive lithographic printing plate comprising a support having thereon an undercoat layer and a heat-sensitive layer in this order, with at least one of the undercoat layer and the heat-sensitive layer comprising polymer hollow microspheres having voids on the inside, or a heat-sensitive lithographic printing plate comprising a support having thereon a heat-sensitive layer, with the heat-sensitive layer comprising polymer hollow microspheres having voids on the inside.

Abstract: Disclosed are a pyrrolopyrimidineone compound represented by the following general formula (1) and a heat-sensitive recording material using the pyrrolopyrimidineone compound as a coupler: General formula (1) wherein R1 and R2 each independently represents a hydrogen atom, a halogen atom, an aryl group, an alkyl group, a cyano group, an acyl group, a carbamoyl group, an alkoxycarbonyl group, an aryloxycarbonyl group, an alkylsulfonyl group, or an arylsulfonyl group; R3 represents an amino group, a substituted amino group, a hydroxyl group, an acyloxy group, an arylcarboxyl group, an alkoxy group, an aryloxy group, an alkylthio group, or an arylthio group; R4 represents a hydrogen atom, a halogen atom, or an electron attracting group whose Hammett substituent constant &sgr;p is 0.2 or more; and L represents a substituent group which can leave when the compound reacts with a diazonium salt.

Abstract: A kit, comprising at least one transfer material comprising a support sheet and a transfer coating thereon, the support sheet having a front and back surface, the transfer coating positioned on the front surface of the support sheet, the transfer coating capable of melting and adhering to a receptor element having valleys or pores on the surface thereof by hand ironing, and a tack resistant and stick resistant overlying sheet.

Abstract: An image-forming medium comprises a substrate and several types of photo-curing compositions with sensitivity peaks in different wavelength regions supported thereon. Each of the several types of photocuring compositions contains a spectral sensitizer which is designed so that there is apparently no crosstalk in an image which is formed using the image-forming medium.

Abstract: A toner for development of electrostatic images, comprising at least a binder resin, a colorant and a charge control agent, wherein the charge control agent is a polar resin composed of a copolymer of a vinyl monomer and SO3X (X=H or alkali metal) group-containing (meth)acrylamide and having an SO3X group-containing (meth)acrylamide unit content of 0.1 to 10 wt. % and a weight average molecular weight of 17,000 to 25,000, and a production process of the toner.

Abstract: A thermal transfer material includes a support. A release layer is overlaid on the support. A coloring transfer layer is overlaid on the release layer, has thermoplasticity, and is colorable by being exposed and then pressurized. In a printer for use with the thermal transfer material, an image is formed by exposing the coloring transfer layer. The coloring transfer layer is placed on image receiving material after the image is formed. The thermal transfer material is heated and pressurized while the coloring transfer layer is placed on, so as to color the image and transfer the coloring transfer layer to the image receiving material.

Abstract: The present invention relates to an imaging system, which comprises a support having a front and rear surface, at least one layer of microcapsules or at least one layer of microcapsules and developer in the same layer or at least one layer of microcapsules and developer in separate layers, on said front surface of the support, wherein the microcapsules or developer or microcapsules and developer are dispersed in a carrier of the invention, said carrier is capable of transferring and adhering developed image and non-image areas from said front surface of said support upon the application of heat energy to the rear surface of the support, said carrier strips from said front surface of the support by liquefying and releasing from said support when heated, said liquefied carrier providing adherence to a receptor element by flowing onto said receptor element and solidifying thereon, said adherence does not require an external adhesive layer, with the proviso that the carrier is not capable of reacting to form an i

Abstract: A thermal transfer material includes a support. A release layer is overlaid on the support. A coloring transfer layer is overlaid on the release layer, has thermoplasticity, and is colorable by being exposed and then pressurized. In a printer for use with the thermal transfer material, an image is formed by exposing the coloring transfer layer. The coloring transfer layer is placed on image receiving material after the image is formed. The thermal transfer material is heated and pressurized while the coloring transfer layer is placed on, so as to color the image and transfer the coloring transfer layer to the image receiving material.

Abstract: The present invention relates to an imaging system, which comprises a support having a front and rear surface, at least one layer of microcapsules or at least one layer of microcapsules and developer in the same layer or at least one layer of microcapsules and developer in separate layers, on said front surface of the support, wherein the microcapsules or developer or microcapsules and developer are dispersed in a carrier of the invention, said carrier is capable of transferring and adhering developed image and non-image areas from said front surface of said support upon the application of heat energy to the rear surface of the support, said carrier strips from said front surface of the support by liquefying and releasing from said support when heated, said liquefied carrier providing adherence to a receptor element by flowing onto said receptor element and solidifying thereon, said adherence does not require an external adhesive layer, with the proviso that the carrier is not capable of reacting to form an i

Abstract: An object of the present invention is to provide a pyrrolo[1,2-a]pyrimidine compound that is useful as a coupler providing excellent hue of a cyan system and sufficient density of formed color. The pyrrolo[1,2-a]pyrimidine compound of the present invention for achieving the object is represented by one of following general formulae (1), (2) and (3).

Abstract: An image-forming apparatus forms an image by applying a control electric field having a polarity corresponding to recording information, to a recording medium having microcapsules including chargeable particles dispersed in a dispersion medium. The image-forming apparatus includes an alternating electric field-applying unit for applying an alternating electric field to the microcapsules. The alternating electric field is applied to the microcapsules of the recording medium before the image formed on the recording medium is rewritten. Accordingly, the chargeable particles are separated from the wall surfaces of the microcapsules and from the other chargeable particles, making it possible for the chargeable particles to perform free electrophoresis. The recording medium is initialized to improve the response performance with respect to the control electric field for forming a new image. The recording density is increased, and the blur is reduced.

Abstract: A self-contained photohardenable imaging assembly comprising in order: a first transparent support; an imaging layer comprising a developer material and a plurality of photohardenable microcapsules encapsulating a color precursor, and a second support, wherein at least one support comprises a barrier layer that exhibits a low water vapor transmission rate. The imaging assembly has been found to provide better image quality and more consistence sensitometric response to pressure development.

Abstract: A lithographic printing plate precursor having a heat-sensitive layer on a water-receptive substrate, wherein the heat-sensitive layer comprises microcapsules containing a compound having a thermally reactive functional group, and the light-sensitive layer or a layer adjacent to the light-sensitive layer contains a compound capable of acting as a co-reactant in thermal reaction of the compound having a thermally reactive functional group in a state contained in other microcapsules.

Abstract: The present invention relates to a method for applying an image to a fabric, which comprises the steps of (i) hand ironing an imaged copier or printer transfer material having a support sheet and a transfer coating to a receptor element having valleys on the surface of the receptor element, (ii) peeling away the support sheet to obtain an imaged receptor element, (ii) placing a tack-free overlay sheet over the imaged receptor element, and (iv) pressing the overlay sheet by hand ironing to drive the coating into the valleys of the receptor element.

Abstract: The invention provides a radiation sensitive plate which is imageable by exposure to thermal radiation and comprises (a) a substrate; (b) an imaging layer containing a disperse phase comprising a water insoluble heat softenable component, a continuous phase comprising a component which is soluble or swellable in aqueous medium and a substance capable of strongly absorbing radiation and transferring the energy as heat to the disperse phase to cause at least partial coalescence of the coating; and (c) a topmost covering layer having an optical density which is lower than that of the imaging layer at the wavelength of exposure and contains either a combination of a disperse phase and a continuous phase, or a polymer resin which is soluble or dispersible in aqueous medium.

Abstract: A recording material having a recording layer with microcapsules therein on a support, and a recording method. The microcapsules constituting the recording layer each are composed of a core, a heat-responsive resin layer covering the core, and a shell enveloping the heat-responsive resin layer. The shell is made of a material sensitive to and curable with light having a predetermined wavelength, the core contains a developer (or a dye precursor), and the shell contains a dye precursor (or a developer).

Abstract: An infrared-sensitive image forming material with which a plate can be directly formed by an infrared laser. The infrared-sensitive image forming material has a support having disposed thereon a recording layer whose solubility in an aqueous alkaline solution is altered by irradiation with an infrared laser. The recording layer has a binder phase formed of a polymer compound, a dispersion phase that is dispersed in the binder phase, and an infrared absorbent present in either one of the binder phase and the dispersion phase. Within a total incorporated amount of the infrared absorbent in the recording layer, a mass present in the dispersion binder is greater than a mass present in the binder phase. Namely, within the recording layer, the infrared absorbent is localized in the dispersion phase.

Abstract: The present invention relates to an imaging element, which comprises: a support having a front and rear surface; a transfer layer having a melting point of at least 65° C. and which is capable of transferring and adhering developed image and non-image areas from said front surface of said support upon the application of heat energy to the rear surface of the support, the transfer layer strips from the front surface of the support by liquefying and releasing from the support when heated, said liquefied transfer layer providing adherence to a receptor element by flowing onto the receptor element and solidifying thereon, the adherence does not require an external surface adhesive layer; and at least one layer of microcapsules or at least one layer of microcapsules and developer in the same layer or separate layers. The present invention further relates to a method of transferring a photographic image to a receptor element.

Abstract: Disclosed is a thermally processed image recording material having an image-forming layer that contains a non-photosensitive silver salt of an organic acid, a reducing agent for silver ions and a binder on a support, wherein the binder is coated as a dispersion of polymer microparticles having a core/shell structure, glass transition temperature of shell part of the core/shell structure is higher than glass transition temperature of core part, and the binder shows a minimum film-forming temperature of 30° C. or lower. According to the present invention, there is provided a thermally processed image recording material that provides improved image storability after heat development, i.e., improved coloration of white portions when the material is left at a high temperature, and has a transparent coated film with low haze that is also excellent in brittleness.

Abstract: The present invention related to an azomethine dye precursor represented by the following general formula (1) and the image-forming material and image-forming method using the azomethine dye precursor: wherein Ar represents an aryl group or a heterocyclic group which may each have a substituent; X represents a bivalent group linking a carbon atom and a nitrogen atom; and Cp represent a coupler residue which may or may not form a ring.

Abstract: A lithographic printing plate precursor is disclosed, comprising a hydrophilic support having thereon a heat-sensitive layer containing either a microcapsule containing a compound having a functional group capable of reacting by heat or a fine particulate polymer, wherein (1) when the heat-sensitive layer contains a fine particulate polymer, the fine particulate polymer may be a fine particulate polymer capable of combining or incapable of combining by heat used for the image formation and the fine particulate polymer has a functional group capable of reacting with a functional group present in another fine particulate polymer or with a functional group present in another component in the heat-sensitive layer; or (2) when the heat-sensitive layer contains a microcapsule containing a compound having a functional group capable of reacting by heat, the microcapsule may be a microcapsule having an outer wall capable of rupturing or incapable of rupturing by heat used for the image formation and a light-to-heat co

Abstract: Compounds of the formulae I, II, III, IV and V 1

Abstract: An image transfer apparatus that records an image through selective heat and pressure application has an ink ribbon and a film disposed between a driving head and a flat platen. Color dyes of the ink ribbon are transferred to the film as the image. The image on the film is thus conveyed to a position for transferring the image to a recording sheet. The film and the recording sheet are pressed between a transfer roller and a conveyor roller with a pressure that sufficiently smooths unevenness in the surface of the recording sheet. A high quality image is thus recorded on the recording sheet regardless of the surface condition of the recording sheet.

Abstract: A heat-sensitive recording material comprising a support and a heat-sensitive recording layer thereon, which contains a diazonium salt compound and a coupling component, is provided. The diazonium salt compound contains a benzenediazonium salt compound represented by formula (1) and the coupling component contains a uracil compound represented by formula (2) or a barbituric acid compound represented by formula (3).

Abstract: The present invention relates to an imaging system, which comprises a support having a front and rear surface, at least one layer of microcapsules or at least one layer of microcapsules and developer in the same layer or at least one layer of microcapsules and developer in separate layers, on said front surface of the support, wherein the microcapsules or developer or microcapsules and developer are dispersed in a carrier of the invention, said carrier is capable of transferring and adhering developed image and non-image areas from said front surface of said support upon the application of heat energy to the rear surface of the support, said carrier strips from said front surface of the support by liquefying and releasing from said support when heated, said liquefied carrier providing adherence to a receptor element by flowing onto said receptor element and solidifying thereon, said adherence does not require an external adhesive layer, with the proviso that the carrier is not capable of reacting to form an i

Abstract: A light-sensitive and heat-sensitive recording material containing a diazo compound and a coupling component or a coupler, in which a density of a recorded image and a whiteness of a base portion are both improved. The recording material includes a recording layer disposed on a substrate. The recording layer preferably contains the diazo compound in the form of a diazonium salt and enclosed in micro-capsules together with an acylphosphine oxide compound, wherein the diazonium salt is reactive with the coupler.

Abstract: A photosensitive resin composition for flexographic printing comprising dispersed particles of (1) a core phase mainly composed of a non-crosslinkable hydrophobic polymer (A) having a glass transition temperature at 5° C. or lower, and (2) a shell phase covering the core phase which is mainly composed of a hydrophilic polymer; and (3) a matrix phase mainly composed of a mixture of a hydrophobic polymer (B) which is immiscible with the hydrophobic polymer (A) and a non gaseous ethylenic unsaturated compound. The difference between refractive index of said hydrophobic polymer (A) of the core phase (1) and that of the mixture of said hydrophobic polymer (B) and said ethylenic unsaturated compound of the matrix phase (3) is 0.010 or less, thereby decreasing light scattering in the resin. The photosensitive resin composition can be developed with an aqueous developer and has wide light exposure latitude, improved printing reproducibility and improved aqueous ink resistance.

Abstract: Heat-imagable negative working lithographic printing forms employ negative working heat sensitive compositions comprising a water soluble binder and particles of pigment in association with a thermoplastic resin. Heat causes fusion of the particles to the binder. Heated regions are thereby rendered insoluble to aqueous developers. Unheated areas are soluble in developer or fount solutions, so development may take place “on-press” during the initial phase of a print run.

Abstract: The present invention provides a photo-sensitive and heat-sensitive recording material comprising a substrate supporting thereon a photo-sensitive and heat-sensitive recording layer containing a diazo compound and a coupler, wherein the diazo compound is a compound represented by the following general formula (1) and the diazo compound is enclosed in a microcapsule: wherein, R1 and R2 may be the same or different, and represent an alkyl group having 1 to 5 carbon atoms; R1 and R2 may be bonded to each other to form a ring; R3 and R4 may be the same or different, and represent an alkyl group; and R3 and R4 may be bonded to each other to form a ring. This photo-sensitive and heat-sensitive recording material reveals less change in the base concentration between before and after storage before use.

Abstract: The fast-curing photosensitive composition capable of being cured by the irradiation with light, comprises a radical-polymerizable unsaturated compound, a photopolymerization initiator, and a thiol-containing compound, whereby the fast-curing photosensitive composition can be adequately cured even with low exposure energy.

Abstract: An image-forming liquid medium comprised of a solution containing a surface-active agent, and at least two types of microcapsule mixed with the solution. A first type of microcapsule is filled with a first dye, and a second type of microcapsule is filled with a second dye. A first shell of the first type microcapsule is formed of a first resin that exhibits a first characteristic such that, when the first type microcapsule is squashed and broken under simultaneous application of a first pressure at a first temperature, the first dye seeps from the squashed and broken microcapsule. A second shell of the second type of microcapsule is formed of a second resin that exhibits a second characteristic such that, when the second type microcapsule is squashed and broken under simultaneous application of a second pressure at a second temperature, the second dye seeps from the squashed and broken microcapsule.

Abstract: A pyrrolo[1,2-a]pyrimidine compound providing an excellent color-forming property is provided. Further, a novel cyan color-forming type diazo heat-sensitive recording material having excellent shelf life, image light-resistance and image fixing property is provided. The pyrrolo[1,2-a]pyrimidine compound is represented by following general formula (1). The heat-sensitive recording material comprises a substrate, and on the substrate, a heat-sensitive recording layer containing a diazonium salt compound and a coupler. The coupler contains at least one of pyrrolo[1,2-a]pyrimidine compounds represented by following general formula (1). In the formula, R1 represents an aryl group or the like, R2 represents an alkoxycarbonyl group or the like, R3 and R4 represent an acyl group or the like, and R5 represents a hydrogen atom or the like.

Abstract: An image recording method using a transfer system is provided. In a completely dry processing system in which a developer or the like is not required, laser light of a range from blue to red or a compact and inexpensive infrared laser or the like can be used so that an image with high sensitivity, high sharpness, excellent hue reproduction and high quality can be formed.