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| Number | Title | Issue Date |
| 7060654 | Imaging media and materials used therein A coating includes an antenna uniformly distributed in both a matrix and a leuco-dye phase of the coating. A method for preparing an imaging material includes providing a powder having an activator and an antenna, dissolving the activator/antenna powder to form an a... | 06/13/2006 |
| 6989349 | Information recording-displaying card, image processing method using same, and image processor An information recording-displaying card, includes: a core sheet; and an over sheet bonded to the core sheet, including: a support including an amorphous polyester resin, and a reversible thermosensitive recording layer disposed on the support, including: an electro... | 01/24/2006 |
| 6969695 | Information recording-displaying card, image processing method using same, and image processor An information recording-displaying card, includes: core sheet; and over sheet bonded to core sheet, including: a support including an amorphous polyester resin, and a reversible thermosensitive recording layer on the support, including: an electron-donating colorin... | 11/29/2005 |
| 6780820 | Thermosensitive recording material A thermosensitive recording material comprising a support such as paper bearing thereon a first layer comprising multivoided particles and, disposed on the first layer, a thermosensitive recording layer is provided. ... | 08/24/2004 |
| 6468395 | Basecoated substrate for an inkjet recording sheet The inkjet recording sheet substrate of the present invention comprises a cellulosic sheet support, e.g., paper, having on at least one surface thereof a base coating comprising pigment and binder. The preferred pigment component is a 50/50 mixture of kao... | 10/22/2002 |
| 6425927 | Aqueous composition for finishing fibrous material for a thermal transfer printing process An aqueous composition is disclosed for finishing fibrous material for a thermal transfer printing process comprising a) 0.5 to 2.5 percent by weight of a synthetic resin precondensate, b) 10 to 30 percent by weight of a thermoplastic plastic with reactive gro... | 07/30/2002 |
| 6395681 | Fluorene compounds Chromogenic compounds of colorless or lightly colored form are disclosed having the following structural formula: ##STR1## wherein E represents a six-membered aromatic or heterocyclic ring which may have an aromatic condensed ring and both the E ring and ... | 05/28/2002 |
| 6391440 | Recording medium and image formation and print employing the medium A recording medium comprises one or more of the compounds represented by General Formula (1) and/or General Formula (2): ##STR1## wherein R is any of a hydrogen atom, a substituted or unsubstituted alkokyl group, a substituted or unsubstituted alkyl group... | 05/21/2002 |
| 6333070 | Method for reproducing on a flexible film reflection images which can be hot-transferred to a plurality of different materials The invention relates to a method for producing on a flexible film reflecting images which can be hot-transferred to a plurality of different materials, the method comprising a first processing step in which a polyester film is processed by a thermoplasti... | 12/25/2001 |
| 6103661 | Diphenyl sulfone derivative and recording material prepared therefrom The present invention is directed to recording materials characterized in that the recording materials comprise at least one of diphenyl sulfone derivatives represented by the following general formula (I); ##STR1## wherein Y represents a linear or b... | 08/15/2000 |
| 6093678 | Spontaneously color changing type thermal sensitive recording medium A thermal sensitive recording medium which has a feature to change the color of recorded pattern slowly and spontaneously after development, and the recorded pattern which has several days passed can be easily distinguished from that of just after develop... | 07/25/2000 |
| 6071852 | Pressure-sensitive record materials An internal phase solution for a coating of rupturable material for application to a base sheet to form a pressure-sensitive record material comprises one or more color-formers of which at least 90% are monoamino and/or diamino fluoran derivatives dissolv... | 06/06/2000 |
| 6015589 | Method of desensitizing a thermally imagable surface A thermally imagable business record, such as a form, label, tag, or the like is provided which may be activated to form human and/or machine readable images as well as different colored images. The record comprises a substrate having a thermally imagable... | 01/18/2000 |
| 5955398 | Thermally-responsive record material An improved thermally-responsive record material useful for bar coding is disclosed comprising a support having provided thereon in substantially contiguous relationship: a substantially colorless dye precursor comprising 2-anilino-3-methyl-6-dibutylamino... | 09/21/1999 |
| 5882724 | Ink jet application of hot melt stilts to carbonless paper The present invention is directed to a method of preparing a carbonless paper by ink jet application of molten particles before or after application of capsules.... | 03/16/1999 |
| 5883232 | Hydrophobic cationic dyes and thermal transfer ink ribbons using the same Disclosed are diazahemicyanine hydrophobic cationic dyes represented by the formula (1): ##STR1## wherein R1, R2, R3 and R4 are lower alkyl groups having not more than 5 carbon atoms, R5 is a low... | 03/16/1999 |
| 5846901 | Color-forming compounds and their use in carbonless imaging This invention includes novel 2,5-bis-bis(4-amino)phenyl!hydroxymethyl!substituted furan, thiophene, and pyrrole color-forming compounds and the reaction of these compounds or 2-mono-bis(4-amino)phenyl!hydroxymethyl!substituted furan, thiophene, ... | 12/08/1998 |
| 5821196 | Thermally-responsive record material A novel thermally responsive record material is disclosed, comprising support having provided thereon in substantially contiguous relationship with electron donating dye precursor, an acidic developer material, a sensitizer, and a binder therefor. The sen... | 10/13/1998 |
| 5773385 | Thermosensitive recording medium A thermosensitive recording medium, having a support, an intermediate layer disposed thereon, and a thermal recording layer disposed on the intermediate layer, with the support being a plastic film or a synthetic paper having a thickness of less than or e... | 06/30/1998 |
| 5646088 | Thermosensitive recording material and production process thereof A thermosensitive recording material having a high degree of background whiteness, superior light resistance without coloring of the background when exposed to the light, and a method of producing a stable coating liquid or forming a thermosensitive color... | 07/08/1997 |
| 5641724 | Reversible thermosensitive coloring composition and a thermosensitive recording medium using thereof This invention generally relates to a reversible thermosensitive coloring composition and a thermosensitive recording medium using thereof which have high light-resisting characteristics, wherein coloring and decolorizing can be repeated suitably. A rever... | 06/24/1997 |
| 5605874 | Pressure-sensitive copying material Pressure-sensitive copying material comprises 3,1 benzoxazine chromogenic material(s) in a solvent comprising vegetable oil and/or a mono-, di or tri-functional ester of a non-aromatic mono-carboxylic acid having a straight or branched hydrocarbon chain w... | 02/25/1997 |
| 5597612 | Process for the manufacture of paper webs having CF or CB layers for pressure-sensitive recording A process is disclosed for manufacturing paper web containing a CF layer for pressure sensitive recording paper. In order to ensure full sizing, the paper web is subjected to intermass sizing and the coating ink containing color acceptors constituted of c... | 01/28/1997 |
| 5567470 | Heat-sensitive transfer sheet containing blue dyestuff A blue dyestuff represented by the formula (2) ##STR1## wherein each of R1, R2 and R3 is independently a hydrogen atom, halogen atom, nitro group, hydroxy group, alkyl group which may have a substituent, alkoxy group,... | 10/22/1996 |
| 5449657 | Thermosensitive recording material A thermosensitive recording material having an enhanced color-developing property and a high persistency of the resultant colored images formed thereon, is provided with a thermosensitive colored image-forming layer formed on a substrate sheet and compris... | 09/12/1995 |
| 5446011 | Thermosensitive recording material A thermosensitive recording material capable of being imagewise colored when heated, having a support, and a thermosensitive recording layer formed thereon which contains an N-substituted indole or an aromatic polyhydroxy compound, a carbonyl compound, an... | 08/29/1995 |
| 5424268 | Imaging medium and process An imaging process uses an imaging medium comprising a polymer having a plurality of first groups. This polymer is imagewise contacted with an imaging reagent comprising a plurality of second groups, thus causing, in the areas of the medium exposed to the... | 06/13/1995 |
| 5420094 | Recording material Disclosed is a novel recording material comprising an electron-providing colorless dye and an electron-accepting compound. The electron-accepting compound is represented by the following formula (1): ##STR1## wherein X represents a hydrogen atom, a h... | 05/30/1995 |
| 5397594 | Process for producing heat-sensitive recording material A heat-sensitive recording material with a satisfactory whiteness and an enhanced heat-sensitivity is produced by a process comprising the steps of preparing a coating liquid containing a dye-precursor dispersion and a color developer dispersion, coating ... | 03/14/1995 |
| 5374362 | UV light protection formula for fabric, leather, vinyl and wood surfaces Provided is a plurality of ultra-violet light protection formulas in the form of liquids and creams which can be topically applied to various surfaces/substrates to protect such surfaces from the deleterious effects of light primarily in the ultra violet ... | 12/20/1994 |
| 5342649 | Coated base paper for use in the manufacture of low heat thermal printing paper A base paper for use in the manufacture of printing paper used in low heat thermal printing operations. The base paper is provided by coating a paper sheet with a dispersion comprising hollow gas-containing spherical particles preferably of a synthetic po... | 08/30/1994 |
| 5340606 | Optical reading method A method of optically reading colored record images formed by the reaction of a substantially colorless electron donating dye and an electron accepting developer in a pressure-sensitive recording sheet with a red light having a wavelength of from 620 nm t... | 08/23/1994 |
| 5302571 | Crystals of fluoran compound, crystalline solvates thereof, process for their preparation and recording material comprising said crystal or said solvate Disclosed are a crystal and crystalline solvate of a fluoran compound represented by the formula ##STR1## wherein R1 is ##STR2## and which are useful as chromogenic compounds in recording materials such as pressure-sensitive and ... | 04/12/1994 |
| 5271958 | Process for preparing print-on CF sheet from high solids aqueous dispersion A process for preparing a developer sheet on a forms press with little drying and a developer sheet are disclosed wherein an aqueous dispersion of a developer material containing about 50 to 80% solids is applied to the front surface of a substrate in a w... | 12/21/1993 |
| 5245049 | Crystals of fluoran compound, crystalline solvates thereof and process for their preparation Disclosed are a crystal and crystalline solvate of a fluoran compound represented by the formula ##STR1## wherein R1 is ##STR2## and which are useful as chromogenic compounds in recording materials such as pressure-sensitive and ... | 09/14/1993 |
| 5244860 | Pressure-sensitive recording and transfer material There is described a pressure-sensitive recording and transfer material containing in a first sheet a coating comprising one of the components (A) and (B) or a solvent for these components and in a second sheet the other or both of the components (A) and ... | 09/14/1993 |
| 5209947 | Process for the production of record material A color developing material is produced by: a) gradually adding a metal silicate solution to a solution of an aluminum salt which is initially at a pH below 4 until the pH of the resulting mixture is approximately 4, thereby to induce some precipitation and to... | 05/11/1993 |
| 5210064 | Stabilization of thermal images The addition, to a thermal imaging medium comprising a color-forming compound which undergoes a change of color upon heating above a color-forming temperature for a color-forming time, the color-forming compound being of the cyclic sulfonamide type descri... | 05/11/1993 |
| 5206209 | Heat-sensitive recording sheet A heat-sensitive recording sheet of this invention comprises in a heat-sensitive color-developing layer both bis(4-hydroxyphenyl)butylacetate as an organic color-developing agent and a particular fluorane-leuco dye. This sheet provides an intense clear ... | 04/27/1993 |
| 5206208 | Stabilization of thermal images The addition, to a thermal imaging medium comprising a color-forming compound which undergoes a change of color upon heating above a color-forming temperature for a color-forming time, the color-forming compound being of the cyclic sulfonamide type described i... | 04/27/1993 |
