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| Number | Title | Issue Date |
| 7282317 | Dye complexes and use thereof in imaging members and methods There are described novel complexes formed between hydrogen bond acceptors and phenolic dye compounds and imaging members and imaging methods, including thermal imaging members and methods utilizing the complexes. ... | 10/16/2007 |
| 7279264 | Dyes and use thereof in thermal imaging members and methods There are described novel fluorescein dye compounds and imaging members and imaging methods utilizing the compounds. The fluorescein dye compounds exhibit a first color when in the crystalline form and a second color, different from the first color, when in the liqu... | 10/09/2007 |
| 7229737 | Photopolymerizable composition and recording material and recording process using the same 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 organo... | 06/12/2007 |
| 7220868 | Process for the preparation of novel dyes for use in imaging members There are described novel rhodamine dye compounds and imaging members and imaging methods, including thermal imaging members and imaging methods, utilizing the compounds. The dye compounds exhibit a first color when in the crystalline form and a second color, differ... | 05/22/2007 |
| 7026080 | Positive photosensitive polyimide resin composition The invention provides a positive photosensitive resin composition which is free from film reduction, swelling or peeling at the time of development with an aqueous alkaline solution and which provides a dimensionally stable patterns after curing, and of which the f... | 04/11/2006 |
| 7008759 | Dyes and use thereof in imaging members and methods There are described novel rhodamine dye compounds and imaging members and imaging methods, including thermal imaging members and imaging methods, utilizing the compounds. The dye compounds exhibit a first color when in the crystalline form and a second color, differ... | 03/07/2006 |
| 6951952 | Dyes There are described novel rhodol dye compounds The dye compounds exhibit a first color when in the crystalline form and a second color, different from the first color, when in the liquid, amorphous form. ... | 10/04/2005 |
| 6330054 | Image-forming method and image-forming apparatus on recording medium including microcapsules 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-... | 12/11/2001 |
| 6303259 | Heat and light-sensitive recording material and recording method with the same 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 env... | 10/16/2001 |
| 6258505 | Heat and radiation-sensitive imaging medium, and processes for use thereof An imaging medium comprises a substrate carrying a color-change layer. This color-change layer comprises two layers or phases comprising two color-forming reagents which react upon heating to cause a change in the color of the layer. The color-change laye... | 07/10/2001 |
| 6110638 | Process and composition for generation of acid A process for generation of acid uses a medium comprising a first acid-generating component capable of generating a first acid, and a secondary acid generator, this secondary acid generator being capable of thermal decomposition to form a secondary acid, ... | 08/29/2000 |
| 6054246 | Heat and radiation-sensitive imaging medium, and processes for use thereof An imaging medium comprises a substrate carrying a color-change layer. This color-change layer comprises two layers or phases comprising two color-forming reagents which react upon heating to cause a change in the color of the layer. The color-change laye... | 04/25/2000 |
| 6017672 | Heat-sensitive recording material A heat-sensitive recording material having formed on a support a heat-sensitive recording layer containing a diazonium salt and a coupling component, wherein the diazonium salt is a compound represented by the following formula (1): ##STR1## whe... | 01/25/2000 |
| 5998082 | Thermal recording material A thermal recording material comprising a support having provided thereon a thermal recording layer containing a diazonium salt and a coupling component. The diazonium salt is a compound represented by the following general formula (1): General Formula (1... | 12/07/1999 |
| 5750462 | Latent image printing process and apparatus and substrate therefor A latent image printing method and apparatus uses a substrate with one main surface having a covering comprising only one of a first pair of a color developer and color former dye in at least one selected latent imaging area defining a background color in... | 05/12/1998 |
| 5691099 | Thermal developing type diazo copying material utilizing water soluble quanidine salt The object of the present invention is to provide a novel and useful thermal developing type diazo copying material wherein an initial image quality and an initial image reliability are maintained, while undesired coloring can be avoided and long-term pre... | 11/25/1997 |
| 5556733 | Thermal development diazo copying material A thermal development diazo copying material is composed of a support, a diazo layer which contains a diazo compound, and a coupler layer which contains a coupling component, an alkali-soluble resin and a thermofusible material, which are overlaid on the ... | 09/17/1996 |
| 5543260 | Diazo heat-sensitive recording material A diazo heat-sensitive recording material containing a support having provided thereon a recording layer containing a diazo compound, a coupler, and an organic base, wherein the diazo compound is a compound represented by formula (I): ##STR1## w... | 08/06/1996 |
| 5494772 | Heat-sensitive recording materials for infrared-laser recording comprising tricarbocyanine dye having at least two acidic groups A heat-sensitive recording material comprising on a support a heat-sensitive layer comprising color-forming component A, color-forming component B which forms a color by reacting with the color-forming component A, and a tricarbocyanine dye having at leas... | 02/27/1996 |
| 5492789 | Process for producing microcapsules containing a diazonium salt compound and a photofixation thermal recording material employing the same A process for producing microcapsules containing a diazonium salt compound, and a photofixation thermal recording material employing the same. The process comprises adding an organic solvent solution containing both the diazonium salt compound and a polyf... | 02/20/1996 |
| 5424164 | Image forming method A recording material which comprises a support having provided thereon capsules containing a photosensitive diazonium salt, and a polymerizable coupler. The recording material can give a predetermined hue when light, pressure, heat and the like are applie... | 06/13/1995 |
| 5376952 | Direct color thermal printing method and direct color thermal printer A direct color thermal printer and method for direct color thermal recording of a full-color image on a thermosensitive color recording material is provided having yellow, magenta and cyan recording layers formed in this order from the outside, by sequent... | 12/27/1994 |
| 5328796 | Diazo type recording material utilizing microencapsulated diazo compound, a coupler and a hydroxyphenylsulfone derivative A diazo type recording material, which has a substantially unstained background, a superior preservability, and is capable of producing images of high density, wherein the diazo recording material comprises a support having thereon a recording layer compr... | 07/12/1994 |
| 5304452 | Heat sensitive diazo type recording material utilizing microencapsulated diazo compound and a coupling component A recording material comprising a support coated with a photosensitive layer comprising a photosensitive diazo compound enclosed in microcapsules and a coupling component. The microcapsules are produced by forming an organic solution containing the diazo ... | 04/19/1994 |
| 5296329 | Diazo heat-sensitive recording material A diazo heat-sensitive recording material which comprises a support having thereon a heat-sensitive recording layer comprising a diazo compound, a coupling component, a basic substance, and a binder; wherein the coupling component is an acylacetanilide re... | 03/22/1994 |
| 5213939 | Light- and heat-sensitive recording material A light- and heat-sensitive recording material is disclosed which includes a support having thereon a recording layer containing a diazo compound, a coupling component, and an organic base compound, wherein the diazo compound is a 1-substituted amino-3-al... | 05/25/1993 |
| 5089372 | Transfer recording medium utilizing diazo or azide compounds wherein light energy is converted to heat energy A transfer recording medium is disclosed, comprising a light transmitting support having provided thereon a heat transfer solid ink layer via an interlayer having a photolyzable compound. The recording medium provides a clear and high-quality color image ... | 02/18/1992 |
| 5089371 | Heat development type diazo copying material containing a light insensitive intermediate layer provided between the support and the photosensitive layer The present invention is directed toward a heat development copying material, comprising a support having provided thereon a photosensitive layer containing a diazo compound, a coupling component, a color-forming assistant, and a film-forming high polymer... | 02/18/1992 |
| 4977070 | Transparentizable antihalation layers Support layers for photosensitive media comprise reflective sheeting which is transparentizable. The properties of the support layer enable it to act as an antihalation layer.... | 12/11/1990 |
| 4975353 | Heat-sensitive recording materials A heat-sensitive recording material comprising a support having provided thereon a heat-sensitive recording layer which comprises (a) a diazo compound, (b) a coupling component which forms a coloration by coupling with the diazo compound, and (c) a basic ... | 12/04/1990 |
| 4965166 | Multicolor recording material A multicolor recording material having on one side of a support at least two layers capable of producing colors different from each other in hue through respective color-producing reactions, which further has an interlayer constituted by a water-soluble p... | 10/23/1990 |
| 4960670 | Formulation of barcodein microencapsulated diazo thermodevelopable photo-recording method utilizing electric current activated minute matrixes to light record A thermodevelopable photo-recording method suitable for making bar-code labels, ID cards and the like, comprising using a thermodevelopable photo-recording material provided with thermodevelopable photo-recording layer containing at least a diazo compound... | 10/02/1990 |
| 4957847 | Heat-sensitive cyclic diazo compound containing recording material with benzotriazine compound and coupling component A heat-sensitive recording material comprising a base and, on top of the said base, a heat-sensitive layer containing a cyclic diazo component and a coupling component, the cyclic diazo component being a benzotriazine compound of the formula ##STR1##... | 09/18/1990 |
| 4895826 | Heat-sensitive recording material with diazonium salt and coupler precursor with ester or urethane group A heat-sensitive recording material is disclosed, which comprises a support having thereon a heat-sensitive recording layer comprising a diazo compound and a coupler precursor compound, said coupler precursor compound being capable of forming a compound h... | 01/23/1990 |
| 4891297 | Heat-sensitive diazo recording material with thiohydroquinone A heat-sensitive recording material is disclosed. The material comprises a support having provided thereon a recording layer containing one or more diazo compound, a coupling component, and at least one thiohydroquinone derivative as a sensitizing agent.... | 01/02/1990 |
| 4865939 | Process for preparation of heat-sensitive diazo microcapsule recording material using pressure applying apparatus A process for the production of a heat-sensitive recording material in which a color former causing a color formation reaction and a developer forming color on reaction with the color former are incorporated in a heat-sensitive recording layer, and at lea... | 09/12/1989 |
| 4842979 | Black color heat-sensitive diazo microcapsule recording material with benzoylacetic amide coupler A heat-sensitive recording material comprising a support having provided thereon a heat-sensitive layer containing microcapsules containing at least one diazonium salt capable of azo-coupling with 2-hydroxy-3-naphthoic acid anilide to develop a blue color... | 06/27/1989 |
| 4828957 | Two-color heat-sensitive recording material with 2-hydroxy-3-naphthoanilide as both coupler and color developing agent Disclosed is a two-color heat-sensitive recording material which comprises a base sheet and a recording layer of single-layer or multi-layer structure formed on the base sheet, the recording layer comrising: (a) a diazonium salt, (b) a basic leuco dye, (c) a 2... | 05/09/1989 |
| 4782002 | Photo and pressure sensitive recording media A photo and pressure sensitive recording medium comprising a sheet shaped supporting member, microcapsules enveloping therein at least image developing materials and photo-sensitive resins, and plastic grains having large diameter than that of the microca... | 11/01/1988 |
| 4775610 | Method for the formation of photographic images including heating step A method for the formation of a photographic image including a heating step, comprising heating a photographic material in the presence of at least one compound selected from those represented by formulae (I) and(II) ##STR1## wherein A represents a n... | 10/04/1988 |
