Patents Examined by B. Shewareged
  • Patent number: 6866902
    Abstract: An ink recording element is described comprising a support having thereon at least one image-receiving layer comprising polymeric particles in a polymeric binder, wherein the polymeric particle is stabilized by a hydrophobically-capped oligomeric acrylamide dispersant.
    Type: Grant
    Filed: April 9, 2002
    Date of Patent: March 15, 2005
    Assignee: Eastman Kodak Company
    Inventors: Jeanne E. Kaeding, Jeffrey W. Leon, Christine J. Landry-Coltrain, Alan R. Pitt, Trevor J. Wear, Gregory E. Missell, Dennis E. Smth
  • Patent number: 6866903
    Abstract: An ink recording element having a support having thereon a hydrophilic absorbing layer, an inner layer of a poly(vinyl alcohol-ethylene oxide) copolymer, and a polymeric overcoat layer of a cellulose ether.
    Type: Grant
    Filed: December 11, 2002
    Date of Patent: March 15, 2005
    Assignee: Eastman Kodak Company
    Inventors: Charles E. Romano, Jr., Lori J. Shaw-Klein
  • Patent number: 6866904
    Abstract: A heat activatable printable material for the ink-jet printing process comprising a support and a heat-activatable polymer layer. The polymers of the polymer layer is a mixture of nonionic water soluble polyethylene oxide polymers with the general formula H—[—O—CH2—CH2—]nOH, and an aliphatic polyester type polyurethane resin. The polymer layer is ink-jet printed and heat activated to adhere to a substrate with the support remaining on the polymer layer after adhesion of the polymer layer to the substrate.
    Type: Grant
    Filed: May 19, 2003
    Date of Patent: March 15, 2005
    Assignee: Felix Schoeller Technical Papers, Inc.
    Inventors: James A. Nellis, William L. Quartz
  • Patent number: 6863939
    Abstract: 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 polyester matrix of said microvoided layer.
    Type: Grant
    Filed: December 20, 2002
    Date of Patent: March 8, 2005
    Assignee: Eastman Kodak Company
    Inventors: Thomas M. Laney, Kenneth W. Best, Jr.
  • Patent number: 6861109
    Abstract: 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 filler dispersed in a binder resin, and (ii) a back-printing sheet cover film having a cover substrate, and an adhesive layer that has an adhesive resin and is formed on the cover substrate, the refractive index of the filler and the refractive index of the adhesive resin are different to one another. Specifically, the difference between the refractive index of the filler and the refractive index of the adhesive resin is at least 1.0.
    Type: Grant
    Filed: January 16, 2003
    Date of Patent: March 1, 2005
    Assignee: Sony Chemicals Corp.
    Inventors: Hideaki Takahashi, Jun Takahashi, Akio Ito, Yukiko Murasawa
  • Patent number: 6861114
    Abstract: An ink jet recording element having a support having thereon a fusible, porous, image-receiving layer of at least two types of hydrophobic polymer particles having different glass transition temperatures, the first type of hydrophobic polymer particles having a Tg higher than about 60° C. that is substantially monodisperse and the second type of hydrophobic polymer particles having a Tg lower than about 25° C.
    Type: Grant
    Filed: November 7, 2002
    Date of Patent: March 1, 2005
    Assignee: Eastman Kodak Company
    Inventors: Hwei-Ling Yau, David E. Decker, Xiaoru Wang, Wendy S. Krzemien
  • Patent number: 6861113
    Abstract: Recording paper includes a stock sizing and/or surface preparation, a front side for receiving recordings and a reverse side configured differently from the front. The reverse exhibits excellent printability coupled with improved drying of printing inks when using offset printing inks that contain functional pigments and in particular magnetizable particles, while preventing the printable ink and the functional pigments, in particular the magnetizable particles, from penetrating too deeply into the paper.
    Type: Grant
    Filed: March 7, 2001
    Date of Patent: March 1, 2005
    Assignee: Mitsubishi HiTec Paper Flensburg GmbH
    Inventors: Erich Kranz, Matthias Marx
  • Patent number: 6861110
    Abstract: An ink-jet recording sheet comprising a reflective support having thereon a porous ink absorbing layer containing a dye or a pigment, wherein a color difference ?abL defined by the following formula is not more than 7: ?abL=[(a1?a2)2+(b1?b2)2+(L1?L2)2]1/2 wherein (L1, a1, b1) and (L2, a2, b2) each are a set of coordinates (L*, a*, b*) defined in a CIELAB color space and measured on a surface of the reflective support adjacent to the ink absorbing layer and on an outermost surface of the ink absorbing layer respectively, and a2 is in a range of ?2 to 2 and b2 is in a range of ?4 to 4.
    Type: Grant
    Filed: January 27, 2003
    Date of Patent: March 1, 2005
    Assignee: Konica Corporation
    Inventors: Keiji Obayashi, Osamu Hatano
  • Patent number: 6861112
    Abstract: The invention provides an aqueous dispersion comprising fumed silica particles, colloidal silica particles, and water. The fumed silica particles have a BET surface area of about 70 to about 140 m2/g, and the colloidal silica particles have a BET surface area of about 110 to about 150 m2/g. Also, the total amount of silica in the dispersion is about 35% to about 60% by weight, and the fumed silica particles comprise about 25% to about 80% by weight of the total amount of silica in the dispersion. The invention also provides a coating composition and a recording medium incorporating the inventive dispersion.
    Type: Grant
    Filed: November 15, 2002
    Date of Patent: March 1, 2005
    Assignee: Cabot Corporation
    Inventors: Michael D. Morris, Joanne Liu, Steven E. Brown
  • Patent number: 6861115
    Abstract: This invention pertains to an ink jet recording medium comprises a flexible substrate and a coating composition coated on at least one surface of the substrate, wherein the coating composition comprises the product formed from the contact between fumed silica particles and at least one aminoorganosiloxane. The invention also pertains to a method for the preparation of such an ink jet recording medium and to methods for the preparation of a coating composition and a dispersion useful in the preparation of such an ink jet recording medium.
    Type: Grant
    Filed: May 18, 2001
    Date of Patent: March 1, 2005
    Assignee: Cabot Corporation
    Inventors: Michael D. Morris, Michael S. Darsillo, David J. Fluck, Jason R. Hilton, Rudiger Laufhutte, Michael A. Lucarelli
  • Patent number: 6858273
    Abstract: A porous absorbent can be formed using recycling materials, which makes it possible to provide at lower costs an excellent capability of absorbing ink or the like, as well as an excellent handling performance. The porous absorbent contains at least virgin fiber, old paper fiber of waste newspaper, and hemp fiber, and an ink jet recording apparatus is provided with such porous absorbent for absorbing waste ink discharged from the recording head thereof.
    Type: Grant
    Filed: July 30, 2002
    Date of Patent: February 22, 2005
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takenobu Kawano, Hirohide Matsuhisa, Jun Katayanagi
  • Patent number: 6855381
    Abstract: The present invention describes a transfer system of images produced by an ink jet printer to a textile substrate, comprising a backing and mounted thereon at least one melt transfer ink absorption layer with a matrix comprising at least one meltable polymer material into which fine particles of a filler capable of ink absorption have been embedded.
    Type: Grant
    Filed: August 30, 2001
    Date of Patent: February 15, 2005
    Assignee: Star Coating AG
    Inventors: Jan Dietrich, Peter Kummer, Ilona Stiburek
  • Patent number: 6855383
    Abstract: A printing medium has a base layer, an ink receptive layer coated on the base layer, and an undercoating layer formed between the base layer and the ink receptive layer. The undercoating layer has a highly glossy resin property. Accordingly, regardless of a type of a material that is used in the base layer, the printing medium always offers rapid ink absorption, a vivid color image, excellent color fixation, a high water and light resistance, and high glossiness.
    Type: Grant
    Filed: November 19, 2002
    Date of Patent: February 15, 2005
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Taek-yong Jung, Seung-min Ryu, Jae-hwan Kim
  • Patent number: 6855382
    Abstract: An ink-jet recording material comprising a support material and at least a lower and an upper pigment-containing layer wherein the pigment of the upper layer is present in two particle size distributions (A, B) and one particle size distribution (A) is in the range of 10 to 100 nm and the other particle size distribution (B) is in the range of 1,000 to 3,000 nm, and wherein the pigment of the upper layer is different from the pigment of the lower layer and wherein the average particle size of the pigment of the upper layer is different from the average particle size of the pigment of the lower layer.
    Type: Grant
    Filed: January 23, 2002
    Date of Patent: February 15, 2005
    Assignee: Felix Schoeller jr. Foto-und Spezialpapiere GmbH & Co.KG
    Inventors: Richard Anthony Barcock, Alastair Stuart Dodds, Aidan Josph Lavery, Marguerite Claire Quinn
  • Patent number: 6852394
    Abstract: A pattern-transferring film having a print pattern provided on an upper surface thereof is floated on a liquid surface within a transferring bath and an objective body is immersed into a liquid within the transferring bath together with the pattern transferring film under a liquid pressure so as to transfer the print pattern onto the objective body. The print pattern is obtained by being printed by using an optional printing ink or inks of blue, yellow, red black and white inks or an ink or inks prepared by blending the printing inks. The liquid pressure pattern-transferring ink or inks comprise at least a resin ingredient and a color pigment. The resin ingredient of each of the color inks is composed of a fluoropolymer resin and the color pigment of each of the color inks is an inorganic pigment.
    Type: Grant
    Filed: February 21, 2003
    Date of Patent: February 8, 2005
    Assignee: CUBIC Co., Ltd
    Inventors: Noboyuki Otaki, Kazuhiro Yamamoto, Misao Sugiyama
  • Patent number: 6852378
    Abstract: 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)hydrochloride, poly(diallylamine)sulfate, poly(diallylamine) phosphate or poly(diallylamine)acetate. The ink jet-recording sheet can ensure a high density of printed images, can provide images having high quality, shows only a slight color change and discoloration of printed images even when exposed to ozone gas and is excellent in the long-term shelf life.
    Type: Grant
    Filed: September 22, 2003
    Date of Patent: February 8, 2005
    Assignee: Oji Paper Co., Ltd.
    Inventors: Tetsuo Tsuchida, Jun Nishio, Masahiro Morie
  • Patent number: 6849312
    Abstract: An image transfer sheet, having a support sheet, an optional barrier layer on the support sheet, a heat release layer on the optional barrier layer or on the support sheet, an optional image-receiving layer on the heat release layer, a design layer having image and non-image areas on the optional image-receiving layer on the heat release layer, an optional non-water-dispersible polymer layer on the design layer, and a transfer blocking overcoat layer on the optional polymer layer or the design layer, is used in a dry heat transfer process to transfer an image area to a receptor.
    Type: Grant
    Filed: May 19, 2000
    Date of Patent: February 1, 2005
    Assignee: Foto-Wear, Inc.
    Inventor: Scott A. Williams
  • Patent number: 6846527
    Abstract: The present invention provides a thermal transfer recording medium having a solvent-resistant layer based on a polyester resin wherein an even ink layer is formed by coating on the solvent-resistant layer. A thermal transfer recording medium 10 of the present invention comprises a solvent-resistant layer 2 based on a polyester resin on a substrate 1 and an ink layer 3 based on a ketone resin on the solvent-resistant layer 2. The solvent-resistant layer 2 contains a polyethylene wax in the range from 10 to 80% by weight of on the basis of the solid content of the solvent-resistant layer.
    Type: Grant
    Filed: October 4, 1999
    Date of Patent: January 25, 2005
    Assignee: Sony Chemicals Corp.
    Inventors: Takuya Monju, Hideaki Takahashi
  • Patent number: 6844035
    Abstract: Ink-receiving print media products capable of producing high quality printed images which are light-fast, humid-fast, have low coalescence (graininess) levels, and are characterized by other beneficial attributes. The print media products have at least one ink-receiving layer supported by a substrate. The ink-receiving layer includes a binder blend designed to achieve the aforementioned goals, namely, gelatin, a poly(vinyl alcohol-polyethylene oxide) copolymer, and a poly((styrene)-(n-butyl acrylate)-(methyl methacrylate)-(2-(tert-butylamino) ethyl methacrylate)) copolymer. One or more optional pigments and/or additional binders can also be included within the ink-receiving layer. The ink-receiving layer may optionally be employed in combination with one or more additional material layers thereover or thereunder which can contain, for example, one or more pigments and/or binders.
    Type: Grant
    Filed: February 9, 2004
    Date of Patent: January 18, 2005
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Bor-Jiunn Niu, Stefan Schuttel, Meinrad Schaer
  • Patent number: 6841207
    Abstract: The present invention is drawn to systems and coated substrates for ink-jet ink printing. The coated media substrate can comprise a substrate, having coated thereon, a porous coating, wherein the porous coating comprises an alumina particulate having an active ligand covalently attached thereto or adsorbed thereon. Preferably, the alumina particulate is an aluminum oxide having surface hydroxyls.
    Type: Grant
    Filed: September 30, 2002
    Date of Patent: January 11, 2005
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Eric L Burch, Loretta Ann Grezzo Page