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| Number | Title | Issue Date |
| 7989389 | Heat-sensitive recording material The present invention provides a heat-sensitive recording material having a support, a heat-sensitive color-developing layer containing a leuco dye and a developer, and a protective layer, the heat-sensitive color-developing layer and the protective layer being form... | 08/02/2011 |
| 7846870 | Heat-sensitive recording body A heat-sensitive recording material comprising a substrate and a heat-sensitive recording layer, the heat-sensitive recording layer containing a leuco dye, a developer, and a copolymer resin emulsion, the copolymer... | 12/07/2010 |
| 7378373 | Erasable image forming material An erasable image forming material includes a color former, a developer, a binder resin and 0.5 wt % or less of a plasticizer. The erasable image forming material exhibits improved erasure performance. ... | 05/27/2008 |
| 7354884 | Thermal recording material Disclosed is a heat-sensitive recording material comprising (a) a transparent film, (b) a heat-sensitive recording layer formed on one side of the transparent film, and containing an electron-donating compound, an ... | 04/08/2008 |
| 7354885 | Erasable image forming material An erasable image forming material includes a color former containing crystal violet lactone, a developer, a first binder resin of styrene-butadiene copolymer and a second binder resin of a styrene-based resin containing a-methylstyrene, the first and second binder ... | 04/08/2008 |
| 7348296 | Binders for use in the thermosensitive elements of substantially light-insensitive thermographic recording materials A substantially light-insensitive monosheet thermographic recording material comprising a support and on one side of the support a thermosensitive element, the thermosensitive element comprising at least one substantially light-insensitive silver salt of a carboxyli... | 03/25/2008 |
| 7255522 | Spiral drive fastener with engagement ramp The fastener of this application is designed to facilitate the insertion of rotating power driven tools into the fastener recess. The recess of this fastener generally uses spirally configured driving surfaces and is formed in a counterbore in the upper surface of t... | 08/14/2007 |
| 7232791 | Multicolored thermally recording medium In the multi colored thermally sensitive recording medium, at least one kind of dye precursor is contained in complex fine particles which contain dye precursor and polymer of multi valence isocyanate compound, further contain 4,4′-diisocyanate-3,3′-dimethyl-1,1... | 06/19/2007 |
| 7169542 | Compositions, systems, and methods for imaging A composition, method, and system for recording an image. The system includes a multiphase imaging material in which energy is absorbed by an antenna material. The absorbed energy causes the reaction of an activator and a color-forming material. ... | 01/30/2007 |
| 7141360 | Compositions, systems, and methods for imaging Imaging layers, image recording media, and methods of preparation of each, are provided. One exemplary embodiment of the imaging layer, among others, includes a matrix, a radiation absorbing compound dissolved in the matrix, at least two activators substantially dis... | 11/28/2006 |
| 7122503 | Uniform microcapsules The present invention teaches an improved process for preparing a population of microcapsules having a substantially uniform size distribution, especially useful for manufacture of carbonless paper. The improved process teaches use of membrane material having a pre-... | 10/17/2006 |
| 7087710 | Polymeric surfactants derived from cyclic monomers having pendant fluorinated carbon groups A fluorine containing polymer which acts as a wetting, flow or leveling agent, and has at least one polar group. The polymer has at least one pendant or ether side chain containing from about 1 to about 20 carbon atoms with at least 25% of the hydrogen atoms being r... | 08/08/2006 |
| 7081435 | Thermal recording medium The present invention is the thermally sensitive recording medium comprising a thermally sensitive color developing layer containing colorless or pale colored basic leuco dye and a color developing agent as a main components on a substrate, wherein said thermally se... | 07/25/2006 |
| 7049268 | Heat reversible recording medium, heat reversible recording label, heat reversible recording member, image processor and image processing method A heat reversible recording medium includes a heat sensitive layer which comprises a resin and an organic low molecular compound, and has a transparency which is reversibly variable depending on a temperature. The heat sensitive layer has a glass transition temperat... | 05/23/2006 |
| 7049269 | Thermal recording material and production method thereof The present invention provides a thermal recording material comprising a plurality of layers including at least a thermal recording layer on a support that is characterized in that an intermediate layer composed of gelatin as a binder is provided between at least on... | 05/23/2006 |
| 7011922 | Thermal recording material The present invention provides a thermal recording material comprising a support and at least a thermal recording layer disposed on the support, wherein at least one of the thermal recording layer includes, together with an electron donating colorless dye, at least ... | 03/14/2006 |
| 6942912 | Transfer label The invention is directed to a transfer label material for image transfer, comprising a backing carrier material and a transfer layer, said transfer layer at least comprising an image layer, an adhesive layer and a pigmented layer between the adhesive layer and the ... | 09/13/2005 |
| 6908505 | Thermochromic compositions of color formers and lewis acids Thermochromic compositions that include combinations of at least one color former and at least one Lewis acid in a polymer mixture are disclosed. The thermochromic compositions reversibly change appearance from substantially transparent to substantially non-transpar... | 06/21/2005 |
| 6858565 | Thermosensitive recording material and novel color developer compounds Disclosed is a thermosensitive recording material comprising a sheet-shaped support and a thermosensitive recording layer which is formed on at least one surface of the support and comprises a colorless or light-colored dye precursor and a color developer capable of... | 02/22/2005 |
| 6852671 | Heat-sensitive recording material A heat-sensitive recording material including, on a support, a heat-sensitive color-developable layer containing an electron-donating colorless dye and an electron-accepting compound, wherein the electron-accepting compound contains a compound represented by R1... | 02/08/2005 |
| 6790809 | Heat-responsive-discoloring coloring composition, heat-responsive-discoloring coloring element comprising same and method for detecting thermal history of article A heat-responsive-discoloring coloring composition, which is colored at a temperature lower than its discoloration initiation temperature (T) of 60° C. to 200° C.; which is substantially discolored at a temperature equal to or higher than the discoloration initiat... | 09/14/2004 |
| 6669765 | Thermochromic dry offset ink, and printed article produced using the same A thermochromic dry offset ink comprising a dry offset ink medium and a thermochromic pigment material dispersed therein, wherein the thermochromic pigment material is a pigment material which has a microcapsular form having non-round particle cross secti... | 12/30/2003 |
| 6645910 | Thermally sensitive recording medium The present invention provides a thermally sensitive recording medium that possesses a thermally sensitive color developing layer containing colorless or pale colored basic leuco dye and an organic color developer as main components on a substrate, wherei... | 11/11/2003 |
| 6623852 | Use of a heat-sensitive recording material as a label A heat-sensitive recording material, comprising a layer support, on whose front face a heat-sensitive recording layer is arranged, containing a colorant precursor and a colorant acceptor which undergoes a colorant formation reaction when it comes into con... | 09/23/2003 |
| 6432874 | Thermally sensitive recording medium A thermally sensitive recording paper having a recording surface which when a postage stamp or a revenue stamp is adhered to the recording surface requires at least ten cycles of a removal test procedure to remove at least one third of the adhered surface... | 08/13/2002 |
| 6383982 | Color developer composition, aqueous dispersion, recording sheet and color developing ink A color developer composition comprising (A) a color developer containing a polyvalent metal salt of a salicylic acid derivative, and (B) a polyester polyol having in the molecule skeleton at least one carbonate bond or ester bond, and a derivative thereo... | 05/07/2002 |
| 6361839 | Hot stamping foil and process A hot stamping foil includes a carrier, and disposed thereon, a thermochromic layer. The thermochromic layer includes a mixture of a thermochromic compound, a sizing or adhesive compound, a release compound, and an antimicrobial compound. The hot stamping... | 03/26/2002 |
| 6331374 | Imaging transfer system and process for transferring image and non-image areas thereof to a receptor element 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 microcapsule... | 12/18/2001 |
| 6329317 | Decoloring method of decolorizable image forming material A method of decoloring an image formed on a paper sheet by using an image forming material containing a color former, a developer and a decolorizer, comprising the steps of bringing a solvent into contact with the image forming material for decoloring the... | 12/11/2001 |
| 6313066 | Decolorable image forming material and decoloring method of the same A decolorable image forming material containing a color former, a developer and a binder resin, in which the binder resin has a property that it is compatible with the color former when the material is in contact with a solvent and that it keeps the compa... | 11/06/2001 |
| 6309452 | Wet rub resistant ink compositions A wet rub resistant ink composition comprises, by weight, at least about 15% carrier medium, colorant in an amount of no more than about 20%, and at least about 2% polymeric capsules having central cavities containing water. The composition is substantial... | 10/30/2001 |
| 6306572 | Binders for thermographic materials A substantially light-insensitive black and white thermographic material including a support and a thermosensitive element, containing a substantially light-insensitive organic silver salt, a reducing agent therefor in thermal working relationship therewi... | 10/23/2001 |
| 6296999 | Subbing layers for use with thermographic materials A substantially light-insensitive black and white thermographic material comprising a polymeric or polymer-coated support, a subbing layer on the support and on the same side of the support as the subbing layer a thermosensitive element containing a subst... | 10/02/2001 |
| 6265128 | Imaging transfer system and process for transferring image and non-image areas thereof to a receptor element 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 microcapsule... | 07/24/2001 |
| 6207613 | Reversible thermosensitive coloring composition and recording material using the composition and recording method using the recording material A reversible thermosensitive coloring composition including an electron donating coloring agent and an electron accepting color developer, wherein the composition achieves a colored state when heated at a temperature not lower than a coloring temperature ... | 03/27/2001 |
| 6197723 | Thermosensitive recording material for laser printing and image forming method therefor A thermosensitive recording material including a transparent substrate; a thermosensitive recording layer which is formed overlying the substrate and which includes an electron donating coloring agent, an electron accepting color developer and a binder re... | 03/06/2001 |
| 6184179 | Substantially thermographic recording materials with improved stability A thermographic recording material comprising a support and a thermosensitive element containing a substantially light-insensitive silver salt of an organic carboxylic acid, a reducing agent therefor in thermal working relationship therewith and at least ... | 02/06/2001 |
| 6127314 | Heat-sensitive recording material The present invention provides a recording material comprising a substrate, a heat-sensitive layer formed on the substrate by a coating liquid containing (1) microcapsules containing a colorless or light-colored electron-donative dye precursor and (2) a d... | 10/03/2000 |
| 6008156 | Heat sensitive color developing material and heat sensitive element using the same A thermal-sensitive color developing material containing metal particles and a matrix substance where the size of the metal particles irreversibly increase at room temperature due to cohesion, and a thermal-sensitive element using the thermal-sensitive co... | 12/28/1999 |
| 5994262 | Sheet set for temperature control and method of using thereof A sheet set for temperature control comprises: a recording sheet that is provided on one surface of a substrate and has a recording layer incorporating a zinc salt of a salicylic acid derivative as a color acceptor, or a leuco dye; and an adhesive sheet t... | 11/30/1999 |
