Patents Examined by Ronak C Patel
  • Patent number: 11512208
    Abstract: A flame or heat flux protective coating composition, which includes a dispersion of fiberglass, hollow glass spheres, or a combination of both in silicone. A flame or heat flux protective sheet, which includes hollow glass spheres dispersed in silicone in a sheet form or fiberglass and silicone in a sheet form, wherein the fiberglass is dispersed in the silicone or the fiberglass is a woven cloth coated with the silicone is also presented. Articles incorporating the flame or heat flux protective coating or sheet form and methods for coating an article with the flame or heat flux protective coating composition are also presented.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: November 29, 2022
    Assignee: RUTGERS, THE STATE UNIVERSITY OF NEW JERSEY
    Inventors: Thomas J. Nosker, Jennifer K. Lynch-Branzoi, Mark Mazar, Patrick L. Nosker
  • Patent number: 11505748
    Abstract: Pitch granules including a core made up of a first composition including at least one pitch, the composition having a penetrability at 25° C. of 0 to 45 1/10 mm, a ring-and-ball softening temperature (TBA) of 55° C. to 175° C., understanding the penetrability as measured according to standard EN 1426 and the TBA as measured according to standard EN 1427, and a layer encapsulating at least one portion of the surface of the core, the layer being made up of a coating composition including at least one anti-caking agent.
    Type: Grant
    Filed: September 5, 2017
    Date of Patent: November 22, 2022
    Assignee: TOTAL MARKETING SERVICES
    Inventor: Jean-Pierre Mesnil
  • Patent number: 11466159
    Abstract: Compositions having solid core particles with functionalizing layers over at least a portion of the outer surfaces of the solid core particles are described. The functionalizing layers are formed from a reaction product of a 1,1-di-activated vinyl compound, or a multifunctional form thereof, or a combination thereof.
    Type: Grant
    Filed: July 26, 2017
    Date of Patent: October 11, 2022
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Michael A. Zalich, Aditya Gottumukkala, Kurt G. Olson
  • Patent number: 11465942
    Abstract: The disclosure relates to sintered ceramic grains comprising 3-55 wt. % alumina, 40-95 wt. % zirconia and 1-30 wt. % of one or more other inorganic components. The invention further relates to a method for preparing ceramic grains according to the invention, comprising: making a slurry comprising alumina, zirconia; making droplets of the slurry; introducing the droplets in a liquid gelling-reaction medium wherein the droplets are gellified; drying the gellified deformed droplets.
    Type: Grant
    Filed: July 16, 2015
    Date of Patent: October 11, 2022
    Assignee: Magotteaux International S.A.
    Inventors: Stephane Desiles, Hubert François
  • Patent number: 11458676
    Abstract: A resin powder contains a resin contains columnar particles, wherein the proportion of the columnar particles having a ratio (L/W) of less than 1 is 50 percent by volume or more in the total volume of the resin powder, where W represents the width in the radial direction of the columnar particles and L represents the length in the axis direction of the columnar particles.
    Type: Grant
    Filed: September 6, 2019
    Date of Patent: October 4, 2022
    Assignee: RICOH COMPANY, LTD.
    Inventors: Kiichi Kamoda, Akira Saito, Yasutomo Aman, Hitoshi Iwatsuki
  • Patent number: 11456098
    Abstract: An insulator-coated soft magnetic powder includes core particles each of which includes a base portion containing a soft magnetic material and an oxide film provided on the surface of the base portion and containing an oxide of an element contained in the soft magnetic material, ceramic particles which are provided on the surface of each of the core particles and have an insulating property, and a glass material which is provided on the surface of each of the core particles, has an insulating property, and contains at least one type of phosphorus oxide, bismuth oxide, zinc oxide, boron oxide, tellurium oxide, and silicon oxide as a main component, wherein the ceramic particles are included in a proportion of 100 vol % or more and 500 vol % or less of the glass material.
    Type: Grant
    Filed: February 27, 2019
    Date of Patent: September 27, 2022
    Inventor: Atsushi Nakamura
  • Patent number: 11456406
    Abstract: Provided is a silicon bulk thermoelectric conversion material in which thermoelectric performance is improved by reducing the thermal conductivity as compared with the prior art. In the silicon bulk thermoelectric conversion material, the ZT is greater than 0.2 at room temperature with the elemental silicon. In the silicon bulk thermoelectric conversion material, a plurality of silicon grains have an average of 1 nm or more and 300 nm or less, a first hole have an average of 1 nm or more and 30 nm or less present in the plurality of silicon grains and surfaces of the silicon grains, and a second hole have an average of 100 nm or more and 300 nm or less present between the plurality of silicon grains, wherein the aspect ratio of a crystalline silicon grain is less than 10.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: September 27, 2022
    Assignee: JAPAN SCIENCE AND TECHNOLOGY AGENCY
    Inventors: Junichiro Shiomi, Makoto Kashiwagi, Takashi Kodama
  • Patent number: 11447620
    Abstract: A high-density polyethylene composition that is formulated for being injection molded into an injection-molded bottle cap closure comprising a skirt that axially extends from the periphery of a base, and internal screw threads for securing the cap to a container, and method of producing the same.
    Type: Grant
    Filed: October 15, 2020
    Date of Patent: September 20, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: William J. Michie, Jr., Stephanie M. Whited, Nathan J. Wiker, Dale M. Elley-Bristow
  • Patent number: 11441026
    Abstract: Provided is polymer particle comprising (a) 40% to 85% by weight, based on the dry weight of the polymer particle, a core polymer having Tg of ?35° C. or lower; (b) 15% to 50% by weight, based on the dry weight of the polymer particle, an intermediate polymer having Tg that is 20° C. or lower and that is higher than the Tg of the core polymer by 10° C. or more; (c) 5% to 30% by weight, based on the dry weight of the polymer particle, a shell polymer having Tg of 50° C. or higher; wherein the shell polymer comprises polymerized units of all vinyl aromatic monomers in an amount of 1% or less, by weight based on the weight of the shell polymer.
    Type: Grant
    Filed: March 4, 2019
    Date of Patent: September 13, 2022
    Assignee: Rohm and Haas Company
    Inventors: Hailan Guo, Pu Luo, Morris Wills
  • Patent number: 11434549
    Abstract: A sintered cemented carbide body including tungsten carbide, and a substantially cobalt-free binder including an iron-based alloy sintered with the tungsten carbide. The iron-based alloy is approximately 2-25% of the overall weight percentage of the sintered tungsten carbide and iron-based alloy. The tungsten carbide may be approximately 90 wt % and the iron-based alloy may be approximately 10 wt % of the overall weight percentage of the sintered tungsten carbide and iron-based alloy. The tungsten carbide may comprise a substantially same size before and after undergoing sintering. The iron-based alloy may be sintered with the tungsten carbide using a uniaxial hot pressing process, a spark plasma sintering process, or a pressureless sintering process. The sintered tungsten carbide and iron-based alloy has a hardness value of at least 15 GPa and a fracture toughness value of at least 11 MPa?m.
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: September 6, 2022
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: John J. Pittari, III, Steven M. Kilczewski, Jeffrey J. Swab, Kristopher A. Darling, Billy C. Hornbuckle, Heather A. Murdoch, Robert J. Dowding
  • Patent number: 11427507
    Abstract: The present disclosure relates to roofing granules, such as solar-reflective roofing granules having one or more of low crystalline silica content, high stain resistance and algae resistance. The present disclosure provides a mineral roofing granule having at its mineral outer surface a first fired mixture comprising an aluminosilicate clay, the first fired material having no more than 2 wt % crystalline silica. The present disclosure also provides a mineral roofing granule having a mineral body and a mineral outer surface, the mineral roofing granule having at its mineral outer surface a first fired material, the first fired material being a first fired mixture comprising an aluminosilicate clay; one or more of a feldspar, a sodium silicate and a nepheline syenite; and, optionally, a zinc source.
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: August 30, 2022
    Assignee: CertainTeed LLC
    Inventors: Bojana Lante, Tracy Panzarella, Rachel Z. Pytel
  • Patent number: 11421093
    Abstract: Provided is a two-stage curable laminate characterized in that a layer containing a high-hardness resin (B) is disposed on at least one surface of a resin layer (A) containing a polycarbonate resin (a1), a coating layer (Z) is disposed on the layer containing the high-hardness resin (B), and conditions (i) to (iii) above are satisfied.
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: August 23, 2022
    Assignees: MITSUBISHI GAS CHEMICAL COMPANY, INC., MGC FILSHEET CO., LTD.
    Inventors: Atsuhiro Tokita, Shigeki Tahara, Masato Takasaki, Kishin Ozawa
  • Patent number: 11414342
    Abstract: A granule and building material including a granule having an inner zone and an outer zone that at least partially surrounds the inner zone and that comprises greater than 10% of the total volume of the granule is provided.
    Type: Grant
    Filed: September 11, 2013
    Date of Patent: August 16, 2022
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Kenton D. Budd, Robert P. Brown, Rebecca L. Everman, Craig W. Lindsay, Jean A. Tangeman
  • Patent number: 11414325
    Abstract: A coating material containing an oxyfluoride of yttrium and having a Fisher diameter of 1.0 to 10 ?m and a tap density TD to apparent density AD ratio, TD/AD, of 1.6 to 3.5. The coating material preferably has a pore volume of pores with a diameter of 100 ?m or smaller of 1.0 cm3/g or less as measured by mercury intrusion porosimetry. A coating containing an oxyfluoride of yttrium and having a Vickers hardness of 200 HV0.01 or higher. The coating preferably has a fracture toughness of 1.0×102 Pa·m1/2 or higher.
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: August 16, 2022
    Inventors: Naoki Fukagawa, Ryuichi Sato
  • Patent number: 11401169
    Abstract: The present invention provides alumina particles having a fixed card-house structure formed of three or more flat plate-like alumina particles and having an average particle diameter of 3 to 1000 ?m. Also, there is provided alumina particles having an average particle diameter of 3 to 1000 ?m and having a fixed card-house structure in which the three or more flat plate-like alumina are aggregated to be crossed each other at two or more plurality of positions, and the plane directions of the flat plates crossed each other are in a state of disordered arrangement.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: August 2, 2022
    Assignee: DIC Corporation
    Inventors: Shingo Takada, Kazuo Itoya, Jian-Jun Yuan, Takayuki Kanematsu, Masamichi Hayashi, Fumihiko Maekawa, Yoshiyuki Sano
  • Patent number: 11359270
    Abstract: Provided is a thermal spraying material capable of forming a thermally sprayed coating film having improved plasma erosion resistance. The invention disclosed here provides a thermal spraying material. This thermal spraying material comprises composite particles in which a plurality of yttrium fluoride microparticles are integrated. In addition, the compressive strength of the composite particles is 5 MPa or more.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: June 14, 2022
    Assignee: FUJIMI INCORPORATED
    Inventors: Hiroyuki Ibe, Kazuyuki Tsuzuki
  • Patent number: 11359689
    Abstract: Provided is an iron oxide powder for a brake friction material which can be suitably used in a brake friction material that is less likely to cause problems regarding brake squealing and that provides superior braking performance. The iron oxide powder for a brake friction material according to a first embodiment of the present invention is characterized by having a sulfur content of 150 ppm or less as measured by combustion ion chromatography, and a saturation magnetization of 20 emu/g or less. The iron oxide powder for a brake friction material according to a second embodiment of the present invention is characterized by having an average particle size of 1.0 ?m or more, a chlorine content of 150 ppm or less as measured by combustion ion chromatography, and a saturation magnetization of 20 emu/g or less.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: June 14, 2022
    Assignee: POWDERTECH CO., LTD.
    Inventors: Koji Aga, Takashi Kojima
  • Patent number: 11338364
    Abstract: The present invention relates to an aluminum powder coated with a fluorine-based hydrocarbon polymer layer, and a preparation method therefor. According to the present invention, the aluminum powder coated with a fluorine-based hydrocarbon polymer layer and a preparation method therefor enable the preparation of an aluminum powder coated with a fluorine-based hydrocarbon polymer layer, in which an additional oxidation reaction of the aluminum powder is achieved and fuel performance as a solid fuel is improved, by coating the fluorine-based hydrocarbon polymer layer on the surface of the powder.
    Type: Grant
    Filed: October 13, 2017
    Date of Patent: May 24, 2022
    Assignee: KOREA INSTITUTE OF MATERIALS SCIENCE
    Inventors: Kyung Tae Kim, Ji Hun Yu, Dongwon Kim
  • Patent number: 11325834
    Abstract: A process for the conversion of hardwood and bamboo to engineered carbon is disclosed. The biomass feedstock of hardwood and bamboo is placed into a holding canister, and the holding canister is lowered into the sealable reactor vessel. The biomass feedstock is ignited, and superheated stream and/or water is metered, or alternately steam is created in situ by introduction of water, into the process. The process is controlled by supplying compressed air and steam, or in situ water, and releasing process gases. The process is performed in an oxygen deprived state. Steam, or in situ water, is injected at the end of the cycle to end the thermal conversion and clean the resulting engineered carbon.
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: May 10, 2022
    Assignee: Bright Sand, Inc.
    Inventor: Earl R. Decker
  • Patent number: 11312863
    Abstract: A method for preparing a composition including mineral particles functionalized by at least one organic group and having a specific surface defined according to the BET method greater than 500 m2/g, involves: —choosing a phyllosilicate composition, including mineral particles having a thickness of less than 100 nm, a largest dimension of less than 10 ?m and belonging to the family of lamellar silicates; —choosing at least one functionalizing agent, from the group formed from the oxysilanes and oxygermanes having at least one organic group, —bringing the phyllosilicate composition into contact with a functionalizing solution including the functionalizing agent, so as to obtain a phyllosilicate composition including mineral particles functionalized by the organic group, while choosing the organic group from the group formed from the cationic heteroaryl groups, the quaternary ammonium groups and the salts of same. The phyllosilicate composition obtained by the method is also described.
    Type: Grant
    Filed: June 26, 2014
    Date of Patent: April 26, 2022
    Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (C.N.R.S.), UNIVERSITE PAUL SABATIER TOULOUSE III
    Inventors: Christophe Le Roux, Francois Martin, Pierre Micoud, Angela Dumas