Patents Examined by J. A. Lorengo
  • Polymerization catalyst composition
    Patent number: 7176158
    Abstract: Copolymerization of Ni(H) or Co(II) acenaphthene diimine complexes containing olefinic substituents on aryl groups in the presence of a free radical initiator results in polymerized late transition metal catalysts which can be used for olefin polymerization or oligomerization. These catalysts have high catalyst activity for olefin polymerization or oligomerization.
    Type: Grant
    Filed: October 24, 2003
    Date of Patent: February 13, 2007
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Stanley Wai-Yan Chow, Guo-Xin Jin, Zerong Lin, Robert J. Wittenbrink, Dao Zhang
  • Anode structure
    Patent number: 7176157
    Abstract: An anode structure comprising a ruthenium catalyst is disclosed. The catalyst consists essentially of ruthenium deposited on a conducting support wherein the ruthenium is in metallic form or in a form that is readily reducible to the metallic form at temperatures of 25° C. to 150° C. The anode structure is particularly of use in proton exchange membrane fuel cell to prevent poisoning of the electrocatalyst by impurities in the fuel stream to the anode.
    Type: Grant
    Filed: September 7, 2001
    Date of Patent: February 13, 2007
    Assignee: Johnson Matthey Public Limited Company
    Inventors: Sarah Ball, David Thompsett
  • Oil-base ballpoint ink composition and oily ballpoint pens
    Patent number: 7172648
    Abstract: A ballpoint ink composition capable of preventing a blobbing phenomenon by controlling the volatility of the ink solvent to prevent extreme drying on the ball surface and control the internal cohesion of the ink is provided, which is an oil-based ballpoint ink composition comprising, as the main solvent, a solvent represented by the following chemical structural formula and further containing at least one or more surfactant selected from the group consisting of a polyoxyethylene alkyl ether, a fatty acid polyoxyethylene alkyl ether, a polyethylene glycol fatty acid ester, a polyoxyethylene glycerin fatty acid ester and a polyoxyethylene sorbitan fatty acid ester: (wherein R1, R2 and R3 each is independently H or CH3).
    Type: Grant
    Filed: January 28, 2003
    Date of Patent: February 6, 2007
    Assignee: Mitsubishi Pencil Co., Ltd.
    Inventor: Shuji Ichikawa
  • Pigment for use in inkjet recording medium coatings and methods
    Patent number: 7172651
    Abstract: Pigment suitable for use in coating compositions for inkjet recording media. Surfaces of an inorganic particulate are interacted with a water-soluble polyvalent metal salt in an aqueous medium. The treated particle surfaces have a significant cationic surface charge imparted to them. The salt is a salt of a metal of Group II or Group III of the Periodic Table. Inkjet recording media treated with a coating composition containing the above pigment provide high density, fast-drying, and non-feathering ink images with suitable water fastness, while the coating compositions also offer cost advantages and improved rheology at higher pigment levels over coatings based on silica pigments.
    Type: Grant
    Filed: June 17, 2003
    Date of Patent: February 6, 2007
    Assignee: J.M. Huber Corporation
    Inventors: Ching-Yih Chen, Ricky L. Giddens, Richard D. Carter
  • Catalyst component for ethylene polymerization, a process for preparing thereof and catalyst comprising the same
    Patent number: 7172988
    Abstract: A catalyst component for ethylene polymerization, including an inorganic oxide support, and at least one alkyl metal compound, at least one halide, at least one dihydrocarbyl magnesium compound, at least one difunctional compound that reacts with the dihydrocarbyl magnesium compound and at least one titanium compound, wherein the difunctional compound is a mono-, di- or multi-halogenated alcohol or phenol having from 2 to 20 carbon atoms; or a mono-, di- or multi-halogenated acyl halide having from 2 to 20 carbon atoms. Also, a process for preparing the catalyst component and use thereof.
    Type: Grant
    Filed: October 15, 2003
    Date of Patent: February 6, 2007
    Assignees: China Petroleum & Chemical Corporation, Beijing Research Institute of Chemical Industry
    Inventors: Kejing Gao, Dongbing Liu, Wei Chen, Guirong Fan, Xinping Lu, Jingyan An, Ying Guan, Jun Zhang, Qinfang Zhao
  • Peelable stenciling ink and method of using
    Patent number: 7169219
    Abstract: A peelable stenciling ink for imprinting indicia such as letters, numbers and symbols on a surface of an article such as a sport ball made of leather or a synthetic polymer, e.g., a thermoplastic material, consists of a solvent, a dye dispersed in the solvent, and a film-forming polymer soluble in the dye-solvent solution to form a thick paste and hardenable into a solid, flexible film upon evaporation of the solvent from a thin layer of ink applied to an article surface.
    Type: Grant
    Filed: June 22, 2005
    Date of Patent: January 30, 2007
    Inventor: John H. Wynne
  • Method for the synthesis of a fuel cell electrocatalyst
    Patent number: 7169731
    Abstract: A method for forming a supported metal-containing powder. The method comprises forming a dispersion of a particulate support in a solution, which comprises a solvent and a dissolved metal. Heat is removed from the dispersion to precipitate the dissolved metal from the solution onto the particulate support. Preferably, enough heat is removed to freeze the solution. Also, the heat is removed is preferably removed from the dispersion by contacting a container containing the dispersion with a cryogenic liquid. After precipitating the dissolved metal onto the particulate support, the particulate support is separated from the solution, preferably by freeze-drying, to yield the supported metal-containing powder, which comprises the particulate support and a precipitated metal thereon.
    Type: Grant
    Filed: February 12, 2004
    Date of Patent: January 30, 2007
    Assignees: Symyx Technologies, Inc., Honda Giken Kogyo Kabushiki Kaisha
    Inventors: Konstantinos Chondroudis, Martin Devenney, Alexander Gorer
  • Multilayer interference pigments
    Patent number: 7169222
    Abstract: Multilayer interference pigment consisting of a transparent carrier material coated with alternating layers of metal oxides of low and high refractive index, the difference in the refractive indices being at least 0.1, which is obtainable by alternate coating of the transparent carrier material with a metal oxide of high refractive index and with a metal oxide of low refractive index in a wet process by hydrolysis of the corresponding water-soluble metal compounds, separation, drying and, if desired, calcination of the resulting pigment.
    Type: Grant
    Filed: July 11, 2005
    Date of Patent: January 30, 2007
    Assignee: Merck Patent GmbH
    Inventors: Hans-Dieter Brückner, Andrea Heyland, Christoph Schmidt, Christina Schank, Claudia Seibel
  • Self-foamed porous ceramic composition and method for making porous ceramic using the same
    Patent number: 7169721
    Abstract: Disclosed herein are a self-foamed porous ceramic composition and a method for making a porous ceramic using the self-foamed porous ceramic composition. The self-foamed porous ceramic is obtained by fabricating a glass consisting of 41˜47 mole % of calcium oxide (CaO), 41˜47 mole % of silica (SiO2) and 6˜18 mole % of borate (B2O3), pulverizing the glass into a finely-divided glass powder having an average particle size of 1˜10 ?m, molding the glass powder, and sintering the molded glass powder.
    Type: Grant
    Filed: August 27, 2003
    Date of Patent: January 30, 2007
    Assignee: Seoul National University Industry Foundation
    Inventors: Hyun Seung Yu, Kug Sun Hong, Hwan Kim, Dong Ho Lee, Choon Ki Lee, Bong Soon Chang, Deug Joong Kim, Jun Hyuk Seo, Jae Hyup Lee, Ki Soo Park
  • Photo-functional powder and applications thereof
    Patent number: 7169728
    Abstract: A condensed phosphate containing an alkaline earth metal is caused to be present on the surface of titanium dioxide fine particles, and as a result, the condensed phosphate is firmly coupled with the fine particles and is barely liberated from the surface of the fine particles into a medium such as a binder or a resin. As a result, photo-functional particles exhibiting durability and dispersion stability are obtained. By use of the photo-functional particles, a powder and a slurry exhibiting excellent photo-functional property, durability, dispersion stability, and hydrophilicity are produced. In addition, by use of the powder and slurry, a polymer composition, a coating agent, a photo-functional formed article, and a photo-functional structure are produced.
    Type: Grant
    Filed: September 2, 2004
    Date of Patent: January 30, 2007
    Assignee: Showa Denko Kabushiki Kaisha
    Inventors: Masayuki Sanbayashi, Hiroyuki Hagihara, Jun Tanaka, Yoshinori Ueyoshi
  • Ink and ink-jet recording method using the same
    Patent number: 7169217
    Abstract: An ink containing water, a water-soluble organic solvent and a colorant, wherein the ink exhibits a (? cos ?)1/2 value of 4 to 6, and satisfies Formula (I): 0.3?((?? cos ??)1/2/(? cos ?)1/2)?0.85, wherein ? represents a surface tension (mN/m) of the ink upon initial exposure to atmospheric conditions, ? represents an initial contact angle of the ink with respect to plain paper upon initial exposure to atmospheric conditions; and ?? represents a surface tension (mN/m) of the ink after standing for one hour at 40° C. and relative humidity of 2 percent, and ?? represents an initial contact angle of the ink with respect to plain paper after standing for one hour at 40° C. and relative humidity of 2 percent.
    Type: Grant
    Filed: August 19, 2004
    Date of Patent: January 30, 2007
    Assignee: Konica Minolta Holdings, Inc.
    Inventors: Yuki Ogasawara, Akihiko Takeda, Daisuke Ishibashi
  • Printing process with edible inks
    Patent number: 7166153
    Abstract: An edible ink with a viscosity of about 2000 to 16000 cp at 25° C. Certain embodiments relate to applying the edible ink to a substrate using a lithographic printing process.
    Type: Grant
    Filed: August 19, 2003
    Date of Patent: January 23, 2007
    Assignee: DecoPac, Inc.
    Inventors: John Russell, Andrew Candler, Angela Wright
  • System and a method for an edible, optically invisible ink
    Patent number: 7166154
    Abstract: An ink, wherein the ink includes a jettable vehicle, and a colorant configured to fluoresce in a visible light range when exposed to an ultraviolet (UV) light, wherein the ink is edible, and wherein the ink is invisible when viewed under white light conditions.
    Type: Grant
    Filed: November 6, 2003
    Date of Patent: January 23, 2007
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventor: Marcos A. Barreto
  • Process for the preparation of a microspheroidal catalyst
    Patent number: 7166557
    Abstract: Process for preparing a catalyst active for the fluid bed acetoxylation of ethylene to produce vinyl acetate.
    Type: Grant
    Filed: December 18, 2002
    Date of Patent: January 23, 2007
    Assignees: BP Chemicals Limited, Johnson Matthey PLC
    Inventors: Michael James Baker, Peter Johnston, Dennis Murphy
  • Coated ceramic catalyst supports and method
    Patent number: 7166555
    Abstract: Porous ceramic catalyst supports are pre-coated with a passivation layer prior to applying a catalyst or catalyst support coating, the passivation layer consisting of a coating of a liquid mixture comprising at least one coating material selected from the group of polyvinyl alcohol/vinyl amine copolymer, polyvinyl alcohol/vinyl formamide copolymer, and gelatin.
    Type: Grant
    Filed: February 14, 2005
    Date of Patent: January 23, 2007
    Assignee: Corning Incorporated
    Inventors: Paul John Shustack, Kimberly Sue Wayman
  • Process for the assembly of ultrastable mesostructured organofunctional silica compositions
    Patent number: 7166265
    Abstract: A process for the preparation of mesostructured organofunctional silica and silica-alumina compositions using a hydrolyzable organosilane compound is described. The process uses a water soluble silicate to form the compositions, which have hexagonal, wormhole or foam mesostructures. The compositions are useful for catalytic and sorption applications.
    Type: Grant
    Filed: November 20, 2003
    Date of Patent: January 23, 2007
    Assignee: Board of Trustees of Michigan State University
    Inventors: Thomas J. Pinnavaia, Jainisha R. Shah, Seong-Su Kim
  • Method for the surface treatment of a titanium dioxide pigment
    Patent number: 7166157
    Abstract: A method and material for improved TiO2 pigment for paper and laminates is described. Phosphorous, titanium, and aluminum compounds are successively added to a TiO2 pigment suspension. Resulting pigments show improved greying resistance and hiding power over prior art pigments, and show improved results as pigments in tests of paper and laminates.
    Type: Grant
    Filed: August 8, 2003
    Date of Patent: January 23, 2007
    Assignee: Kronos International Inc
    Inventors: Lydia Drews-Nicolai, Siegfried Bluemel, Lothar Elfenthal, Volker Schmitt
  • Method for making float glass having reduced defect density
    Patent number: 7162892
    Abstract: A method for reducing the defect density of glass comprising melting a glass composition comprising from 65–75 wt. % of SiO2; from 10–20 wt. % of Na2O; from 5–15 wt. % of CaO; from 0–5 wt. % of MgO; from 0–5 wt. % of Al2O3; from 0–5 wt. % of K2O; from 0–2 wt. % Fe2O3; and from 0–2 % FeO, wherein the glass composition has a total field strength index of greater than or equal to 1.23 is disclosed.
    Type: Grant
    Filed: September 26, 2003
    Date of Patent: January 16, 2007
    Assignee: PGG Industries Ohio, Inc.
    Inventors: Charlene S. Smith, George A. Pecoraro
  • Black pigmented ink-jet inks with improved frequency response
    Patent number: 7163577
    Abstract: Compositions, systems, and methods method of rapidly printing a black ink-jet image are provided. The composition can include a liquid vehicle including water, and from 15 wt % to 30 wt % organic solvent, wherein from 3 wt % to 10 wt % of the organic solvent is a methylated pentanetriol co-solvent; and from 1 wt % to 6 wt % of a dispersant-functionalized black carbon pigment. Obtaining firing frequencies from 15 kHz to 25 kHz are feasible with such compositions, provided the ink-jet architecture used with these pens is capable of firing at these very rapid rates.
    Type: Grant
    Filed: March 1, 2004
    Date of Patent: January 16, 2007
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventor: Paul Tyrell
  • Organochromium/metallocene combination catalysts for producing bimodal resins
    Patent number: 7163906
    Abstract: This invention relates to the field of olefin polymerization catalyst compositions, and methods for the polymerization and copolymerization of olefins, including polymerization methods using a supported catalyst composition. In one aspect, the present invention encompasses a catalyst composition comprising the contact product of at least one metallocene compound, at least one organochromium compound, at least one chemically-treated solid oxide, and at least one organoaluminum compound.
    Type: Grant
    Filed: November 4, 2004
    Date of Patent: January 16, 2007
    Assignee: Chevron Phillips Chemical Company, LLP
    Inventors: Max P. McDaniel, Elizabeth A. Benham, Michael D. Jensen, Kathy S. Collins, Joel L. Martin, Gil R. Hawley