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| Number | Title | Issue Date |
| 7955669 | Ink jet recording medium and ink jet recording method An ink jet recording medium comprising a substrate and an ink receiving layer which is provided on at least one surface of the substrate and contains inorganic fine particles having an average secondary particle size of 1-4 μm as measured by a Coulter counter metho... | 06/07/2011 |
| 7625614 | Article, ink recording medium, ink-jet recording medium and production process thereof An article has a constitution such that yellowing (e.g., yellowing of white portions upon storage in a resin file or the like) of the article can be continuously prevented over a long period of time even when it has a porous site composed of a pigment, such as an al... | 12/01/2009 |
| 7399508 | Recording medium The present invention provides a recording medium including a recording layer on a substrate, wherein the recording layer includes a polymer that has a thioether bond, has a sulfur equivalent of no less than 1.2 meq/g, and has an inorganic/organic ratio (I/O value) ... | 07/15/2008 |
| 7354634 | Composition for forming receiving layer and recording sheet for inkjet printing A composition for forming a receiving layer for inkjet printing is provided. The composition, which is a solution or dispersion of a binder resin and a water-containing synthetic silica obtained by a wet gelling method in a solvent containing 10-80% by weight of alc... | 04/08/2008 |
| 7335407 | Multilayer inkjet recording element with porous polyester particle The present invention comprises an inkjet recording element comprising a support having thereon at least two ink receiving layers capable of accepting an inkjet image, at least one of said layers comprising porous polyester particles. The present invention also incl... | 02/26/2008 |
| 7285182 | Composition for surface treatment of paper A composition for surface treatment of paper which includes a nanoparticle fraction, and a carrier fraction for detaining the nanoparticles in the surface layer. The carrier fraction includes plate-like pigment particles, and at least one binder. The invention also ... | 10/23/2007 |
| 7279506 | Ink jettable overprint compositions Ink jettable, radiation curable overprint compositions containing at least one radiation curable oligomer/monomer, at least one photoinitiator, and at least one surfactant are disclosed. The overprint compositions are particularly well-suited for protecting ink-base... | 10/09/2007 |
| 7144613 | Recording medium, process for production thereof, and ink-jet recording method employing the medium In a recording medium having a porous ink-receiving layer containing alumina hydrate of boehmite structure formed on a base material, the alumina hydrate has crystallinity ranging from 15 to 80 and microcrystals of the alumina hydrate are directed to be parallel to ... | 12/05/2006 |
| 7018688 | Coating composition A composition, preferably a synthetic paper, is disclosed comprising a plastics substrate having a printable polymer coating, wherein the coating has a density of from 0.3 to 0.7 g/cm3. The low density provides improved adhesion and printability propertie... | 03/28/2006 |
| 6986919 | Coated media The present invention is drawn to compositions and coated substrates wherein a back coating layer can be implemented for use to mitigate ink transfer, surface damage, smudging, and sticking between stacked sheets in output trays of ink-jet ink printers. Specifically... | 01/17/2006 |
| 6969445 | Ink jet recording paper The object of the present invention is to provide an ink jet recording paper of so-called plain paper type having no coating of pigment on the recording surface which is excellent in image density and color reproducibility of the recorded image and besides has a wat... | 11/29/2005 |
| 6958177 | Recyclable image-recording medium The present invention is to provide a recyclable mage-recording member from which a printed material such as toner can be removed, characterized in that the printed material can be removed selectively. ... | 10/25/2005 |
| 6936389 | Base body for photosensitive drum and photosensitive drum A resin made base body in the form of a pipe has (1) a plurality of alternating projections and depressions which are provided on an outer peripheral surface of the pipe and aligned in substantially parallel rows in one of an axial direction and a circumferential di... | 08/30/2005 |
| 6926936 | Ink-jet recording sheet with improved ozone resistance An ink-jet recording material having a high ozone resistance comprises at least one ink-absorbing and at least one dye-fixing layer wherein on the top and/or bottom side of the dye-fixing layer, at least one water-soluble compound exhibiting ionic charge centres is ... | 08/09/2005 |
| 6919109 | FINE PARTICLE DISPERSION, COATING SOLUTION FOR ACCEPTING LAYER FOR COLORING AGENT FOR INK-JET RECORDING SHEET, INK-JET RECORDING SHEET USING THE DISPERSION, AND METHOD FOR PRODUCING FINE PARTICLE DISPERSION The present invention provides an ink-jet recording sheet having a coloring agent accepting layer which contains a dispersion containing a cationic polymer with an average molecular weight of 60,000 or lower and having a sulfate ion concentration of 1.5% by mass or ... | 07/19/2005 |
| 6902781 | Ink-jet recording medium, silica particles and silica dispersion An ink-jet recording medium is disclosed. The ink accepting layer of the recording medium contains silica dispersion containing silica particles having a ratio of a free silanol group of 1.0 to 4.5. Silica particles and silica particle dispersion are also disclosed.... | 06/07/2005 |
| 6887536 | Recording element for ink jet printing An improved ink jet recording element is disclosed comprising a subbed polyester support, and an ink receiver layer containing a cationic compound, characterized in that between said support and said ink receiver layer there is an additional adhesion promoting layer... | 05/03/2005 |
| 6863939 | Microbead and immiscible polymer voided polyester for inkjet imaging medias The present invention relates to an inkjet recording element comprising a microvoided layer comprising a continuous phase polyester matrix having dispersed therein crosslinked organic microbeads and non-crosslinked polymer particles that are immiscible with the poly... | 03/08/2005 |
| 6861109 | Recording material for back-printing A recording material for back-printing contains (i) a back-printing sheet comprising a transparent substrate, an ink-absorbing layer that is provided on the transparent substrate, and a porous ink-receiving layer that is provided on the ink-absorbing layer and has f... | 03/01/2005 |
| 6852378 | Sheet for ink jet-recording An ink jet-recording sheet for forming recorded images using liquid ink comprises a combination of specific compounds, for instance, 1,2-bis(2-hydroxyethylthio)ethane and a homopolymers or copolymer of diallylamine type compounds such as poly(diallylamine)hydrochlor... | 02/08/2005 |
| 6838135 | Ink-jet recording paper An ink-jet paper is disclosed. The ink-jet paper has an ink receiving layer and a porous layer on the first ink absorption porous layer and the ink absorption porous layer contains organic fine particles which contains a polymer containing a repeating unit represent... | 01/04/2005 |
| 6833168 | Electrostatographic recording paper Disclosed is a recording paper which comprises (a) a cellulosic base sheet having a first surface and a second surface opposite the first surface, said base sheet having a dielectric constant of at least about 1.5 under conditions of about 50 percent relative humidi... | 12/21/2004 |
| 6824843 | Ink jet recording medium and method for its production An ink jet recording medium comprising a water-impermeable substrate, a first porous layer formed on the substrate, and a second porous layer formed on the first porous layer, wherein the psychometric lightness (L*) at a black solid printed portion with a black dye ... | 11/30/2004 |
| 6821585 | Ink-jet recording material and ink for ink-jet recording There are disclosed an ink-jet recording material comprising a support, and an ink-receptive layer provided on the support, wherein the ink-jet recording material contains at least one compound selected from a carbohydrazide compound in which at least one nitrogen a... | 11/23/2004 |
| 6821584 | Ink-jet recording medium An ink-jet recording sheet comprising a support having thereon in the following order: (i) a first ink absorbing layer comprising gelatin and a first cationic polymer; and (ii) a second ink absorbing layer comprising gelatin and a second cationic polymer, wherein th... | 11/23/2004 |
| 6783817 | Ink jet recording sheet In an ink jet recording sheet including a substrate sheet having a base paper sheet and at least a front polyolefin laminate layer formed on at least a front surface of the base paper sheet, and an ink receiving layer formed on the front polyolefin laminate layer, t... | 08/31/2004 |
| 6767597 | Ink jet recording medium An ink jet recording medium is provided which can be excellent in the ink-absorbing property, showing a high coloring property of images, and capable of printing images of a high image quality without causing color unevenness even by bidirectional printing using a h... | 07/27/2004 |
| 6761942 | Ink jet recording sheet An ink jet recording sheet comprising a non-water absorptive support having thereon an ink absorptive layer comprising polyvinyl alcohol, a cationic polymer, and a compound containing a zirconium or aluminum atom other than zirconium oxide and aluminum oxide, wherei... | 07/13/2004 |
| 6737128 | Ink-jet recording sheet, ink-jet recording method and preparing method of ink-jet sheet An ink-jet recording sheet comprising a first porous layer at the outermost position of the ink-jet recording sheet, wherein the ink-jet recording sheet satisfies the following Formula (1), when an aqueous solution, which comprises a water-soluble alcohol-type organ... | 05/18/2004 |
| 6720041 | Recording medium, and method for producing image using the same Provided is a recording medium of a multi-layered structure comprising a base layer and a surface layer provided on at least one side of the base layer, wherein the base layer is mainly composed of fibrous material and the surface layer comprises an alumina hydrate ... | 04/13/2004 |
| 6716495 | Ink-jet recording apparatus and recording medium An ink-jet recording apparatus is adapted to eject ink from an ink-jet head onto a recording medium held in position by means of an electrostatic adsorption system. The surface resistance of the recording medium is not greater than 1×1011 Ω/□. ... | 04/06/2004 |
| 6699538 | Ink jet recording element An ink jet recording element having a support having thereon the following layers in order: a) a base layer having a polymeric binder and a polymeric mordant; and b) an overcoat layer having a polymeric UV-absorbing material.... | 03/02/2004 |
| 6689431 | Ink jet recording element An ink jet recording element comprising a substrate having thereon a porous image-receiving layer having a) organic particles encapsulated with an organic polymer having a Tg of less than about 100° C.; and b) water-insoluble, cationic, polymeric particl... | 02/10/2004 |
| 6689717 | Image receiving sheet and transfer image forming method An image receiving sheet having a high transfer rate and high sensitivity, and a heat transfer recording method using the image receiving sheet. The image receiving sheet is formed by an image receiving layer disposed on a support. A surface energy of the... | 02/10/2004 |
| 6686001 | Ink jet printing method An ink jet printing method having the steps of: A) providing an ink jet printer that is responsive to digital data signals; B) loading the printer with ink jet recording element having a substrate having thereon a porous image-receiving layer of a) organi... | 02/03/2004 |
| 6682788 | Aqueous coating composition, coating method thereof, and ink-jet recording sheet An aqueous coating composition is disclosed. The composition comprises fine organic particles, polyvinyl alcohol, and boric acids or salts thereof and comprising substantially no gelatin, and the same having a viscosity of 10 to 100 cp at 40° C., and a v... | 01/27/2004 |
| 6652930 | Sheet for ink jet-recording An ink jet-recording sheet for forming recorded images using liquid ink comprises a combination of specific compounds, for instance, 1,2-bis (2-hydroxyethylthio) ethane and a homopolymers or copolymer of diallylamine type compounds such as poly (diallylam... | 11/25/2003 |
| 6630213 | Recording medium excellent in ink absorptivity and process for its production, and process for producing silica-alumina composite sol A process for producing a silica-alumina composite sol, which comprises mixing a silica hydrogel and an aluminum salt which, when dissolved in water, gives an acidic solution.... | 10/07/2003 |
| 6561638 | Ink-jet recording method and recorded matter An ink-jet recording method comprising the step of adhering a dispersion ink comprised of a colorant dispersed in a solvent onto recording medium having a fine particle and a water-soluble binder, wherein the relation the center-line average surface rough... | 05/13/2003 |
| 6500525 | Recording medium, image formation method thereby, and production method thereof The present invention provides a recording medium having an ink receiving layer on its base material, in which the ink receiving layer is obtained by coating the base material with dispersed liquid containing aluminum hydrate, a coupling agent, and a resi... | 12/31/2002 |
