Patents Examined by James J. Seidleck
  • Patent number: 8889761
    Abstract: A method for making a composite material with non-spherical reinforcing particles embedded in a matrix, is disclosed. In this method, in a first step magnetic and/or superparamagnetic nanoparticles are attached to the non-spherical reinforcing particles, in a second step the resulting reinforcing particles are introduced into a liquid matrix material and/or a liquid matrix-precursor material, and in a third step the material of the matrix is solidified and/or polymerized and/or cross-linked. In accordance with the proposed invention prior to and/or during solidification and/or polymerization and/or cross-linking of the matrix material or the matrix precursor material, respectively, a magnetic field is applied so as to align the reinforcing particles in the matrix and this alignment is fixed in the matrix during and after the third step, wherein the non-spherical reinforcing particles preferably have a length (l) in one dimension of at least 0.
    Type: Grant
    Filed: March 21, 2011
    Date of Patent: November 18, 2014
    Assignee: ETH Zurich
    Inventors: André Studart, Randall M. Erb, Rafael Libanori
  • Patent number: 8883945
    Abstract: A compound of the formula R1.[(AO)n.—R2]m (I) where: R1 is the residue of a group having at least m active hydrogen atoms; AO is an alkylene oxide residue; each n is independently from 1 to 100; m is at least 2; and each R2 is independently H, a C1 to C21 hydrocarbyl, or an acyl group —OC.R3, where R3 is a C1 to C21 hydrocarbyl group, wherein on average greater than one of the R2 groups is or comprises a C4 to C21 hydrocarbyl group comprising at least two ethylenic double bonds. The compounds are particularly suitable for use in preparing aqueous emulsions or dispersions of resins and polymers, especially alkyd resins.
    Type: Grant
    Filed: December 15, 2004
    Date of Patent: November 11, 2014
    Assignees: Croda International PLC, Croda Americas LLC
    Inventors: William Harry McNamee, Trevor Graham Blease, Johnny Denis Grade, Hanamanthsa Shankarsa Bevinakatti
  • Patent number: 8883864
    Abstract: A process and apparatus for rapidly producing an emulsion and microcapsules in a simple manner is provided wherein a dispersion phase is ejected from a dispersion phase-feeding port toward a continuous phase flowing in a microchannel in such a manner that flows of the dispersion phase and the continuous phase cross each other, thereby obtaining microdroplets, formed by the shear force of the continuous phase, having a size smaller than the width of the channel for feeding the dispersion phase.
    Type: Grant
    Filed: June 30, 2010
    Date of Patent: November 11, 2014
    Assignee: Japan Science and Technology Agency
    Inventors: Toshiro Higuchi, Toru Torii, Takashi Nishisako, Tomohiro Taniguchi
  • Patent number: 8883949
    Abstract: A resin binder for a toner obtained by polycondensing a carboxylic acid component and an alcohol component in the presence of a lignin compound; a toner for electrophotography, containing the resin binder; and a method for producing a resin binder for a toner, including the step of polycondensing a carboxylic acid component and an alcohol component in the presence of a lignin compound. The resin binder for a toner of the present invention is suitably used as a resin binder of a toner used in development of latent images formed in electrophotography, electrostatic recording method, electrostatic printing method or the like.
    Type: Grant
    Filed: September 30, 2010
    Date of Patent: November 11, 2014
    Assignee: Kao Corporation
    Inventors: Takashi Kubo, Norihiro Fukuri, Yasunori Inagaki
  • Patent number: 8883906
    Abstract: A nanocomposite is formed from at least one copolymer and at least one nanofiller. The copolymer is formed of units derived from isoolefins having from 4 to 7 carbon atoms and multiolefins. The nanofiller comprising a surfactant wherein the surfactant has the structure of (R1R2R3R4)N+ wherein R1 is benzyl derived unit, which may or may not be substituted, wherein R2 is selected from C1 to C26 alkyls, C2 to C26 alkenes, and C3 to C26 aryls, and wherein R3 and R4 are the same or different and are independently selected from C9 to C26 alkyls, C9 to C26 alkenes, and C9 to C26 aryls.
    Type: Grant
    Filed: November 30, 2010
    Date of Patent: November 11, 2014
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Michael B. Rodgers, Weiqing Weng, John P. Soisson, Robert N. Webb, Sunny Jacob, Molly W. Johnston
  • Patent number: 8882907
    Abstract: An additive composition for mortars, exterior insulation finish systems, self-leveling compounds and joint compounds is disclosed. The additive composition contains a nitrogen-containing polymer and a reactive agent capable of forming a crosslinking reaction with the nitrogen-containing polymer. Small amounts of the additive composition contained in a product cannot only increase one or more properties of the product but can also minimize the use of redispersible polymers in the product.
    Type: Grant
    Filed: May 29, 2009
    Date of Patent: November 11, 2014
    Assignee: Celanese International Corporation
    Inventors: Eduardo Romero-Nochebuena, Jose A. Briones, Mark G. Cupta, Philip J. Brondsema
  • Patent number: 8883254
    Abstract: Disclosed is a method of synthesizing hollow silica having the size of micrometers from sodium silicate. The method includes fabricating a polystyrene organic template from polystyrene latex, (B) cleaning the polystyrene organic template, (C) exchanging media by using a water-base medium, introducing the cleaned polystyrene organic template and sodium silicate, and preparing a silica-coated organic template by performing an acidic hydrolysis reaction, and (D) cleaning the silica-coated organic template included in the water-base medium by using water. The size of the organic template is adjusted by controlling an amount of introduced AIBN included when the organic template is fabricated. The cleaning of the organic template is preferably performed by using water (H2O). The method further includes (B) removing the organic template by using THF and (F) cleaning the hollow silica having no organic template.
    Type: Grant
    Filed: November 12, 2013
    Date of Patent: November 11, 2014
    Assignee: Korea Institute of Geoscience and Mineral Resources
    Inventors: Jiwoong Kim, Hee Dong Jang, Han Kwon Chang
  • Patent number: 8877857
    Abstract: The present invention provides a polar group-containing copolymer which can provide a rubber composition and a winter tire achieving the abrasion resistance, performance on ice, and handling stability on dry roads in a balanced manner. The present invention relates to a polar group-containing copolymer obtainable by copolymerizing a conjugated diene compound and a polar group-containing vinyl compound, wherein the polar group-containing vinyl compound is a compound that has a polymerizable unsaturated bond and a polar group, wherein any one of carbon atoms forming the polymerizable unsaturated bond and a carbon atom linked to the polar group are connected to each other via at least one carbon atom, and wherein a cis content of the double bond portion of the conjugated diene compound in the polar group-containing copolymer is 80 mol % or more.
    Type: Grant
    Filed: April 6, 2010
    Date of Patent: November 4, 2014
    Assignee: Sumitomo Rubber Industries, Ltd.
    Inventors: Ryuichi Tokimune, Kazuo Hochi, Katsumi Terakawa
  • Patent number: 8877871
    Abstract: There is provided a switching element including two electrodes and an organic bistable material sandwiched between the electrodes, which is expected to be applied to an organic memory element or the like. A switching element which includes: two electrodes; and an organic thin film containing a metal fine particle and interposed between the electrodes, and which exhibits such a current bistability that the switching element has two stable resistance values in response to a voltage applied, the switching element characterized in that the metal fine particle is dispersed in the organic thin film with a metal fine particle-dispersing agent containing a polymer having a dithiocarbamate group and having a weight average molecular weight of 500 to 5,000,000.
    Type: Grant
    Filed: September 1, 2008
    Date of Patent: November 4, 2014
    Assignees: Kyushu University, Nissan Chemical Industries, Ltd.
    Inventors: Katsuhiko Fujita, Kei Yasui, Masaaki Ozawa, Keisuke Odoi, Hisashi Ichikawa
  • Patent number: 8871828
    Abstract: Improved composition of a fixing cream, in particular for tooth prostheses, containing at least one oil and/or fat, preferably of a plant type, at least one water-soluble polymer selected from the group of cellulose derivatives, at least one alkyl vinyl ether/maleic acid anhydride copolymer, the fatty acid content of the plant oil or fat contained consisting of at least 20% by weight of unsaturated fatty acids.
    Type: Grant
    Filed: January 19, 2011
    Date of Patent: October 28, 2014
    Inventor: Jean Pierre Bogaert
  • Patent number: 8871993
    Abstract: The present invention relates to a pressure sensitive adhesive composition for skin application. The adhesive composition comprises 10-50% (w/w) based on the total adhesive composition of a polar part; 10-50% (w/w) based on the total adhesive composition of an apolar part; and 0-60% (w/w) based on the total adhesive composition of hydrocolloid.
    Type: Grant
    Filed: June 17, 2011
    Date of Patent: October 28, 2014
    Assignee: Coloplast A/S
    Inventors: Hasse Buus, Tom Bjarnum Kongebo, Astrid Carlsen
  • Patent number: 8871856
    Abstract: The invention relates to compositions comprising two structured linear copolymers selected from the group consisting of block copolymers and gradient copolymers, these copolymers being prepared by different controlled polymerization techniques and the difference in the polydispersities of these copolymers, ?(Mw/Mn), being ?0.25. The invention further relates to the production of such blends and to their use as wetting agents and dispersants.
    Type: Grant
    Filed: October 9, 2007
    Date of Patent: October 28, 2014
    Assignee: BYK-Chemie GmbH
    Inventors: Bernd Göebelt, Jurgen Omeis, Sabine Johann, Sandra O'Shea
  • Patent number: 8871347
    Abstract: An aluminum chelate-based latent curing agent having excellent latency and thermal response includes a latent curing agent in which an aluminum chelating agent is retained in a porous resin obtained by interfacial polymerization of a polyfunctional isocyanate compound, and an enzyme-treated gelatin film coating such latent curing agent. This microcapsule-type latent curing agent can be produced by dissolving an aluminum chelating agent and a polyfunctional isocyanate compound in a volatile organic solvent, charging the obtained solution into a gelatin-containing aqueous phase, carrying out interfacial polymerization by heating and stirring, and subjecting the gelatin to an enzyme treatment by adding an enzyme to the obtained polymerization reaction mixture.
    Type: Grant
    Filed: March 18, 2008
    Date of Patent: October 28, 2014
    Assignee: Dexerials Corporation
    Inventor: Kazunobu Kamiya
  • Patent number: 8865305
    Abstract: A method of making a core-shell phosphor is provided. The method comprises mixing a lanthanum phosphate (LaPO4) core with a shell precursor mixture comprising at least one compound of La, at least one compound of Ce, and at least one compound of Tb to form a core+shell precursor mixture, heating the core+shell precursor mixture to a temperature in a range from about 900° C. to about 1200° C. with an inorganic flux material in presence of a reductant to provide a heated core+shell precursor mixture, cooling the heated core+shell precursor mixture to ambient temperature to provide a product core-shell phosphor dispersed in the inorganic flux material; and separating the product core-shell phosphor from the inorganic flux material.
    Type: Grant
    Filed: June 16, 2010
    Date of Patent: October 21, 2014
    Assignee: General Electric Company
    Inventors: Digamber Gurudas Porob, Alok Mani Srivastava, Holly Ann Comanzo, Gopi Chandran Ramachandran, Prasanth Kumar Nammalwar
  • Patent number: 8865789
    Abstract: Silicone hydrogel contact lenses that have good dimensional stability, are ophthalmically-acceptable, and can be manufactured without the use of alcohol solvents are formed from the reaction product of a polymerizable composition comprising at least one mono-functional acrylate-containing siloxane monomer having a molecular weight of less than 2,000; at least one bi-functional acrylate-containing siloxane monomer having a molecular weight of at least 3,000; and at least one hydrophilic vinyl-containing monomer, wherein the polymerizable composition has a molar ratio of total amount of mono-functional acrylate-containing siloxane monomer to total amount of bi-functional acrylate-containing siloxane monomer of at least 30:1, respectively.
    Type: Grant
    Filed: February 24, 2012
    Date of Patent: October 21, 2014
    Assignee: CooperVision International Holding Company, LP
    Inventors: Li Yao, Ye Hong, Yuwen Liu, Charlie Chen, Charles A. Francis, Arthur Back
  • Patent number: 8865822
    Abstract: A hot melt adhesive composition including a) at least one thermoplastic silane grafted poly-?-olefin that is solid at 25° C.; and b) at least one reaction product of a polyisocyanate having an isocyanate-reactive silane, wherein the isocyanate-reactive silane includes exactly one group reactive to an isocyanate group, selected from a hydroxyl group, a mercapto group, and an amino group, and wherein the reaction product includes a molecular weight Mw of less than 1500 g/mol.
    Type: Grant
    Filed: June 18, 2012
    Date of Patent: October 21, 2014
    Assignee: SIKA Technology AG
    Inventors: Kai Paschkowski, Doreen Janke
  • Patent number: 8865887
    Abstract: The present invention relates to a novel method for synthesizing a composition of polymers, copolymers, terpolymers and tetrapolymers, and to the use thereof, said composition being made from: cyclodextrins, in particular ?-cyclodextrin, ?-cyclodextrin, ?-cyclodextrin, the derivatives or corresponding mixtures thereof, and/or calix[n]arene(s) and/or of calix[n]arene derivative(s) and/or a mixture of two or more different calix[n]arenes selected from calix[n]arenes (n=4-20) and/or the derivatives thereof, and to the uses thereof. A method was developed on the basis of direct-melt polycondensation. The invention can be used in the pharmaceutical, human medicine, veterinary medicine, chemistry, separation chemistry, environmental, electronics, biological, diagnostics, phytosanitation, medicinal food, agri-food, and cosmetics fields, and in the nutraceutical field and in the field of molecular imprints (MIP).
    Type: Grant
    Filed: December 27, 2010
    Date of Patent: October 21, 2014
    Inventor: Mohamed Skiba
  • Patent number: 8859705
    Abstract: A hydrogel tissue adhesive having decreased gelation time and decreased degradation time is described. The hydrogel tissue adhesive is formed by reacting an oxidized polysaccharide containing aldehyde groups with a water-dispersible, multi-arm amine in the presence of a thiol additive. The thiol additive accelerates the process to form the hydrogel and accelerates the degradation of the hydrogel formed. The hydrogel may be useful as a tissue adhesive or sealant for medical applications, such as a hemostat sealant or to prevent undesired tissue-to-tissue adhesions resulting from trauma or surgery.
    Type: Grant
    Filed: November 19, 2012
    Date of Patent: October 14, 2014
    Assignee: Actamax Surgical Materials LLC
    Inventors: Helen S. M. Lu, Cara L. Blankenbicker
  • Patent number: 8859649
    Abstract: The present invention is related to dispersion compositions and asphalt compositions including the dispersion compositions. The dispersion compositions include a microgels dispersed in a continuous oil phase. The dispersed microgels include at least one water swollen/swellable polymer, water soluble polymer, or combination thereof. The asphalt compositions include bitumen, aggregate, and a dispersion composition having a microgels dispersed in oil. The dispersed microgels include at least one water swollen/swellable polymer, water soluble polymer, or combination thereof.
    Type: Grant
    Filed: December 15, 2010
    Date of Patent: October 14, 2014
    Assignee: Zydex Industries
    Inventor: Ajay Ranka
  • Patent number: 8859641
    Abstract: Particle in the shape of an encapsulated droplet comprising a core material and a shell material surrounding the core material, the shell material containing maleimide groups, preferably a copolymer of maleimide groups. The shell material contains a copolymer of styrene and maleic anhydride derivatives, of which more than 75 mole %, preferably more than 90 mole % is maleimide, and the average particle size is smaller than 300 nm. The particles are obtained by a process comprising by heating between 80° C. and 195° C., more preferably between 120° C. and 190° C. an ammonium salt of a maleic anhydride containing polymer in the presence of the core material.
    Type: Grant
    Filed: July 23, 2007
    Date of Patent: October 14, 2014
    Assignee: Topchim N.V.
    Inventor: Henk Jan Frans Van Den Abbeele