Patents Examined by Ronak C Patel
  • Patent number: 11312868
    Abstract: The present invention relates to a pigmented matte coating composition comprising an aqueous dispersion of a) phosphorus acid functionalized polymer particles; b) TiO2 particles; c) polymeric organic microspheres; and d) a rheology modifier. The composition of the present invention gives matte finish coatings having the stain and scrub resistant attributes similar to coatings formed from semi-gloss paint compositions.
    Type: Grant
    Filed: December 10, 2018
    Date of Patent: April 26, 2022
    Assignees: Rohm and Haas Company, Dow Global Technologies, LLC.
    Inventors: James C. Bohling, Ibrahim Eryazici, Philip R. Harsh, Partha S. Majumdar, Edwin Aloysius Nungesser, Jr., Qing Zhang
  • 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
  • Patent number: 11306383
    Abstract: The present invention provides a thermal spraying material capable of forming a thermally sprayed coating film having improved plasma erosion resistance. This thermal spraying material contains composite particles in which a plurality of yttrium fluoride microparticles are integrated. This thermal spraying material has a lightness L of 91 or less in the Lab color space. This lightness L is more preferably 5 or more.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: April 19, 2022
    Assignee: FUJIMI INCORPORATED
    Inventor: Hiroyuki Ibe
  • Patent number: 11298678
    Abstract: A polymeric hydrogel microparticle that contains polyacrylamide and chitosan, the chitosan uniformly incorporated in a polyacrylamide matrix. The microparticle, having a coefficient variation of 0 to 2% and containing macropores with an average size of 1 to 60 nm, is capable of transporting biomolecules conjugated to it. Also disclosed are a method of fabricating such a microparticle in a micromold via photo-induced radical polymerization and a one-pot method of conjugating biomolecules to polymeric hydrogel microparticles.
    Type: Grant
    Filed: March 22, 2017
    Date of Patent: April 12, 2022
    Assignee: Trustees of Tufts College
    Inventors: Hyunmin Yi, Eunae Kang, Sukwon Jung, John H. Abel
  • Patent number: 11299800
    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: April 12, 2022
    Assignee: FUJIMI INCORPORATED
    Inventors: Hiroyuki Ibe, Kazuyuki Tsuzuki
  • Patent number: 11293082
    Abstract: A powder containing tungsten carbide has an Fsss particle size of greater than or equal to 0.3 ?m and less than or equal to 1.5 ?m, and a content rate of the tungsten carbide of greater than or equal to 90% by mass. The powder has a crystallite size (average particle diameter) Y satisfying a relational expression of Y?0.1×X+0.20 (X: the Fsss particle size of the power containing tungsten carbide).
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: April 5, 2022
    Assignee: A.L.M.T. Corp.
    Inventors: Takayuki Fudo, Kazuo Sasaya, Takehiko Hayashi
  • Patent number: 11292962
    Abstract: Doped nanoparticles, methods of making such nanoparticles, and uses of such nanoparticles. The nanoparticles exhibit a metal-insulator phase transition at a temperature of ?200° C. to 350° C. The nanoparticles have a broad range of sizes and various morphologies. The nanoparticles can be used in coatings and in device structures.
    Type: Grant
    Filed: October 1, 2012
    Date of Patent: April 5, 2022
    Assignee: The Research Foundation for The State University of New York
    Inventors: Sarbajit Banerjee, Luisa Whittaker-Brooks, Christopher J. Patridge, Peter Marley
  • Patent number: 11293869
    Abstract: Provided herein are core-shell heterostructures design comprising a metal (e.g., noble metal) nanoparticle core and a transition metal dichalcogenide (TMD) shell, and methods of preparation and use thereof. In particular embodiments, the core-shell heterostructures described herein are synthesized by direct growth of a monolayer or multilayer fullerene-like TMD shell on a metal (e.g., noble metal) nanoparticle core, exhibit unique Raman scattering and photoluminescence characteristics, and are useful, for example, in plasmonic hot electron enhanced optics and optoelectronics.
    Type: Grant
    Filed: September 1, 2017
    Date of Patent: April 5, 2022
    Assignee: Northwestern University
    Inventors: Yuan Li, Xinqi Chen, Vinayak P. Dravid
  • Patent number: 11282643
    Abstract: A composite structure including a conductor region that is configured from a first oxide, and an insulator region that is configured from a second oxide and that surrounds the conductor region, wherein the first oxide and the second oxide are in hetero structure with each other. A powder and a fired body each having such a composite structure are also preferable.
    Type: Grant
    Filed: March 7, 2019
    Date of Patent: March 22, 2022
    Assignee: TDK CORPORATION
    Inventors: Shirou Ootsuki, Masahito Furukawa, Satoshi Wada, Shintaro Ueno, Yuya Hattori
  • Patent number: 11279623
    Abstract: The present invention pertains to a hydrous silica for rubber-reinforcing filler, having a BET specific surface area ranging from 230 to 350 m2/g; the volume average particle diameter (D50) measured by the laser diffraction method after dispersing 50 ml of a hydrous silica slurry adjusted to 4% by weight with an ultrasonic homogenizer having an output of 140 W for 10 minutes is 3.0 ?m or less; and the top 10% of particles (D90) in the particle size distribution is 10.0 ?m or less. This invention provides a hydrous silica capable of further improving reinforcing properties of a rubber, particularly the wear resistance by improving dispersibility of the hydrous silica in the rubber in addition to rubber reinforcing properties obtained by a high BET specific surface area.
    Type: Grant
    Filed: June 21, 2019
    Date of Patent: March 22, 2022
    Inventors: Yuta Imabeppu, Hideo Kanemitsu
  • Patent number: 11279116
    Abstract: A zeolite formulation has been identified that is to be included in an arrangement of barrier layers allowing for the entrapment of volatile organoleptic compound (VOCs), in particular, odor causing VOCs, between the barrier layers in order to contain the release of these compounds. The entrapment technique allows for extended time to adsorb, absorb or react such VOCs before they can be absorbed by the product surrounded by the packaging. A zeolite formulation of an odor scavenger layer not having any VOC barrier layers within the film is also disclosed having the capability to contain the release of hydrogen sulfide over a period of at least 20 days.
    Type: Grant
    Filed: April 27, 2017
    Date of Patent: March 22, 2022
    Assignee: Cryovac, LLC
    Inventors: Larry B. McAllister, Jr., Cynthia Louise Ebner, Drew V. Speer, Kemia Amin Anders
  • Patent number: 11247413
    Abstract: Composite parts including hybrid plies, methods of forming the composite parts, and systems for forming the composite parts are disclosed herein. The composite parts include a plurality of plies of composite material. At least one ply is a hybrid ply. The hybrid ply is defined by a plurality of distinct ply tiles, and at least one distinct ply tile in the plurality of distinct ply tiles defines at least one ply tile property that differs from a corresponding ply tile property of at least one other distinct ply tile in the plurality of distinct ply tiles. The methods include selecting at least one distinct ply tile and positioning the at least one distinct ply tile. The methods also include selecting at least one other distinct ply tile and positioning the at least one other distinct ply tile. The systems include systems that define the composite parts and/or perform the methods.
    Type: Grant
    Filed: December 17, 2018
    Date of Patent: February 15, 2022
    Assignee: The Boeing Company
    Inventors: Daniel M. Rotter, Bradley Andrew Coxon, Kurtis S. Willden, Stephen Lee Metschan, Paul Chace Wilcoxson, Joseph Jay Pruss, Darrell D. Jones
  • Patent number: 11214718
    Abstract: An abrasive particle having a body and a coating overlying the body, the coating including an amorphous material and at least one filler contained within the amorphous material. The abrasive particle may be included in a fixed abrasive article.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: January 4, 2022
    Assignee: SAINT-GOBAIN CERAMICS & PLASTICS, INC.
    Inventors: Pinxu Nie, Shuqiong Liang
  • Patent number: 11208562
    Abstract: An object of the present invention is to provide zirconium oxide nanoparticles that have excellent dispersibility in a polar solvent and are capable of increasing a core concentration in a dispersion liquid. Zirconium oxide nanoparticles according to the present invention are coated with at least one compound selected from the group consisting of R1—COOH, (R1O)3-n—P(O)—(OH)n, (R1)3-n—P(O)—(OH)n, (R1O)—S(O)(O)—(OH), R1—S(O)(O)—(OH), and (R1)4-m—Si(R4)m, wherein R1 represents a group comprising a carbon atom and at least one element selected from the group consisting of an oxygen atom, a nitrogen atom, and a sulfur atom, and having the total number of carbon atoms, oxygen atoms, nitrogen atoms, and sulfur atoms of 8 or less; R4 represents a halogen atom or —OR2, and R2 represents a hydrogen atom or an alkyl group; and n represents 1 or 2, and m represents an integer of 1 to 3.
    Type: Grant
    Filed: January 30, 2017
    Date of Patent: December 28, 2021
    Assignee: NIPPON SHOKUBAI CO., LTD.
    Inventors: Tomoyuki Yao, Takeo Akatsuka
  • Patent number: 11193269
    Abstract: A heat insulation sheet and a sheet material using the heat insulation sheet. The heat insulation sheet is provided with a fixing layer that is arranged between a base material and a carbon sheet. The fixing layer is made of a pressure-sensitive adhesive. The base material has flexibility. The carbon sheet is made by rolling expanded graphite and has a thickness from twenty-five micrometers to one hundred micrometers. In the sheet material, activated carbon is arranged opposite to the fixing layer side of the heat insulation sheet, and a surface material is arranged on a surface of the activated carbon. The fixing layer can be constituted in such a manner that a hot-melt adhesive is arranged in a reticulate manner.
    Type: Grant
    Filed: June 5, 2018
    Date of Patent: December 7, 2021
    Assignee: OHGI TECHNOLOGICAL CREATION CO., LTD.
    Inventor: Takehiko Ohgi
  • Patent number: 11186487
    Abstract: A composite material includes electro-deposited manganese dioxide particles of up to 110 micron in size and in a form of ?-modification of manganese dioxide; and single-walled carbon nanotubes with a diameter of 1 to 2 nm and a length of 1 to 5 ?m, wherein a content of the carbon nanotubes is 0.0001 to 0.1 wt % of the composite material. Optionally, the particles have an average size of about 40-60 microns. Optionally, the carbon nanotubes form a coating on a surface of the particles and extend inward from the surface. Optionally, the single-wall carbon nanotubes form a three-dimensional conductive network in the material.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: November 30, 2021
    Assignee: MCD TECHNOLOGIES S.A R.L.
    Inventor: Scott Donne
  • Patent number: 11183321
    Abstract: The present invention relates to a powder magnetic core with silica-based insulating film having a structure in which a plurality of Fe-based soft magnetic powder particles having surfaces coated with a silica-based insulating film are joined with each other through a grain boundary layer made of the silica-based insulating film. Fe diffused from the Fe-based soft magnetic powder particles is contained in the grain boundary layer and the grain boundary layer contains an oxide of each of Fe and Si or a composite oxide of Fe and Si.
    Type: Grant
    Filed: March 30, 2017
    Date of Patent: November 23, 2021
    Assignee: Diamet Corporation
    Inventors: Hiroaki Ikeda, Kazunori Igarashi
  • Patent number: 11180659
    Abstract: A blended composition containing uncoated Al2O3 flakes having a thickness of ?500 nm and a D50-value of 15-30 ?m and a D90-value of 30-45 ?m, and/or coated Al2O3 flakes having a thickness of ?500 nm and a D50-value of 15-30 ?m and a D90-value of 30-45 ?m, which have been coated with at least one layer of a metal oxide, mixtures of at least two metal oxides, metal, metal sulphide, titanium suboxide, titanium oxynitride, FeO(OH), metal alloys and/or rare earth compounds, and their use in various formulations.
    Type: Grant
    Filed: July 2, 2019
    Date of Patent: November 23, 2021
    Assignee: Merck Patent GmbH
    Inventors: Ryuta Suzuki, Gerhard Pfaff, Sabine Schoen, Fumiko Sasaki, Satoru Kobayashi, Koshiro Kunii, Yuji Takenaka, Katsuhisa Nitta
  • Patent number: 11173676
    Abstract: Particular embodiments of the invention comprises a composition for reducing weight imbalances, force variations, and/or vibrations in a tire-wheel assembly, the composition comprising a first plurality of particulate for positioning within the tire-wheel assembly, where each particle in the first plurality of particulate is characterized as having low energy absorption capabilities, and a second plurality of particulate for positioning within the tire-wheel assembly, where each particle in the second plurality of particulate is characterized as having elevated energy absorption capabilities. Additional embodiments of the invention comprise a method for reducing force imbalances, force variations, and/or vibrations in a tire-wheel assembly, which includes the steps of providing a tire-wheel assembly and placing into a pressurization chamber of said tire-wheel assembly a composition as contemplated in any embodiment or combination of embodiments suggested herein.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: November 16, 2021
    Assignee: International Marketing, Inc.
    Inventor: Stephen Dale Ludwig
  • Patent number: 11174342
    Abstract: The present invention relates to a pellet of a liquid crystal polyester resin composition, including a liquid crystal polyester resin (A) and an inorganic filler (B), in which the pellet has voids with a sphere equivalent diameter of 10 ?m to 1000 ?m, an abundance ratio of voids having a sphere equivalent diameter of less than 400 ?m in a total amount of the voids is in a range of 40% to 90%, and an average number of the voids in one pellet having a length of 1 mm to 5 mm and a maximum diameter of 1 mm to 3 mm is in a range of 4 to 9.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: November 16, 2021
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Tomoyuki Hara, Masanobu Uonami, Yoshio Shoda