Patents Examined by Peter F Godenschwager
  • Patent number: 11731995
    Abstract: An organometallic compound represented by Formula 1: wherein, in Formula 1, groups and variables are the same as described in the specification.
    Type: Grant
    Filed: March 9, 2022
    Date of Patent: August 22, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sunyoung Lee, Jungin Lee, Aram Jeon, Kyuyoung Hwang, Seungyeon Kwak, Ohyun Kwon, Yuri Cho, Byoungki Choi, Seokhwan Hong
  • Patent number: 11728481
    Abstract: A method of producing a positive electrode active material for a nonaqueous electrolyte secondary battery, the method includes preparing nickel-containing composite oxide particles having a ratio 1D90/1D10 of a 90% particle size 1D90 to a 10% particle size 1D10 in volume-based cumulative particle size distribution is 3 or less; mixing the composite oxide particles and a lithium compound to obtain a first mixture; subjecting the first mixture to a first heat treatment at a first temperature and a second heat treatment at a second temperature higher than the first temperature to obtain a first heat-treated product; and subjecting the first heat-treated material to a dispersion treatment.
    Type: Grant
    Filed: December 10, 2021
    Date of Patent: August 15, 2023
    Assignee: NICHIA CORPORATION
    Inventors: Kenichi Kobayashi, Yukiko Sano
  • Patent number: 11728483
    Abstract: A method of producing a positive electrode active material for a nonaqueous electrolyte secondary battery, the method includes preparing nickel-containing composite oxide particles having a ratio 1D90/1D10 of a 90% particle size 1D90 to a 10% particle size 1D10 in volume-based cumulative particle size distribution of 3 or less; obtaining a raw material mixture containing the composite oxide particles and a lithium compound and having a ratio of a total number of moles of lithium to a total number of moles of metal elements contained in the composite oxide in a range of 1 to 1.3; subjecting the raw material mixture to a heat treatment to obtain a heat-treated material; subjecting the heat-treated material to a dry-dispersion treatment to obtain a first dispersion; and bringing the first dispersion into contact with a liquid medium to obtain a second dispersion.
    Type: Grant
    Filed: December 23, 2021
    Date of Patent: August 15, 2023
    Assignee: NICHIA CORPORATION
    Inventor: Kenichi Kobayashi
  • Patent number: 11724142
    Abstract: A method of proportioning a finished foam at or near a hazard comprising proportioning and delivering a first finished foam to the hazard, determining if the first finished foam extinguishes or suppresses the hazard, if not, selecting an amount of a fluorinated additive, and proportioning a foam solution including the selected amount of the fluorinated additive to form a fluorinated finished foam. A foam injection system is also disclosed.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: August 15, 2023
    Assignee: Tyco Fire Products LP
    Inventors: Eric LaVergne, John D. Morrison, John P. Libal, Brent Gaspard, Adam Staszak
  • Patent number: 11723364
    Abstract: Methods and compositions for biofilm remediation are disclosed. Biofilm is reduced and removed from soiled surfaces by providing to a surface in need an effective amount of a composition comprising a biocidal surfactant and at least one organic solvent. According to the invention, the biofilm remediation compositions reduce and remove biofilm formation by administering a one-step cleaner and disinfectant. The biofilm remediation compositions are stable and effective in concentrated and diluted ready-to-use formulations comprising an anionic sulfated or sulfonated surfactant that is not an organocarboxylic acid, a sparingly soluble organic solvent and optionally a soluble organic solvent.
    Type: Grant
    Filed: September 20, 2021
    Date of Patent: August 15, 2023
    Assignee: Ecolab USA Inc.
    Inventors: Gregory G. Griese, Mark Levitt, Richard K. Staub, Stefanie Gilbreth
  • Patent number: 11718792
    Abstract: The present invention provides a fly ash-based environmentally-friendly hydrogel with a high water retention for preventing and controlling spontaneous combustion of coal in a mine and a preparation method thereof. The hydrogel includes the following raw materials in the following weight percentages: 10% to 30% of a gel-forming material A, 20% to 45% of a crosslinking material B, and water as a balance, where the gel-forming material A is prepared by physical blending of a biodegradable superabsorbent resin, anionic polyacrylamide, a sesbania gum, and fly ash in a weight ratio of (1-3):(0.5-1):(0.5-1):(95-98); and the crosslinking material B is prepared by subjecting zeolite, expandable graphite, and an aluminum citrate complex in a weight ratio of (60-78):(20-36):(2-4) to mixing, dispersing, adsorbing, and freeze-drying.
    Type: Grant
    Filed: November 30, 2022
    Date of Patent: August 8, 2023
    Assignee: CHINA UNIVERSITY OF MINING AND TECHNOLOGY
    Inventors: Botao Qin, Quanlin Shi, Mingyue Hao, Shuang Zhao, Yizhen Xu, Xu Shao, Zujie Ma
  • Patent number: 11715824
    Abstract: The invention relates to a particulate material comprising a plurality of composite particles, wherein the composite particles comprise: (a) a porous carbon framework comprising micropores and mesopores having a total pore volume of at least 0.6 cm3/g and no more than 2 cm3/g, where the volume fraction of micropores is in the range from 0.5 to 0.9 and the volume fraction of pores having a pore diameter no more than 10 nm is at least 0.75, and the porous carbon framework has a D50 particle size of less than 20 ?m; (b) silicon located within the micropores and/or mesopores of the porous carbon framework in a defined amount relative to the volume of the micropores and/or mesopores.
    Type: Grant
    Filed: March 2, 2021
    Date of Patent: August 1, 2023
    Assignee: Nexeon Limited
    Inventors: Charles Mason, Richard Taylor, Christopher Michael Friend
  • Patent number: 11691043
    Abstract: Provided is a multi-functional plugging agent for a coal mine and a preparation method thereof. The preparation method comprises: by taking Ecklonia Kurome Okam as a raw material, mixing an Ecklonia Kurome Okam suspension with phosphorus pentoxide for reaction, then performing biodegradation to obtain an Ecklonia Kurome Okam biological extract, adding urea for neutralization, mixing a neutralization product with an inorganic catalyst and melamine for reaction to obtain a bio-based plugging synergist solution, finally cooling the bio-based plugging synergist solution, and mixing the cooled bio-based plugging synergist solution with a certain amount of pentaerythritol and ammonium polyphosphate to obtain the multi-functional plugging agent for the coal mine based on the Ecklonia Kurome Okam biological extract.
    Type: Grant
    Filed: July 19, 2022
    Date of Patent: July 4, 2023
    Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Xiangming Hu, Weimin Cheng, Bingrui Yan, Yanyun Zhao, Di Xue, Mingyue Wu, Zhenglong He, Guangxing Bai, Zonglei Mou
  • Patent number: 11696491
    Abstract: An organometallic compound is represented by Formula 1. An organic light-emitting device includes a first electrode, a second electrode, and an organic layer including an emission layer between the first electrode and the second electrode, wherein the organic layer includes at least one of the organometallic compound represented by Formula 1. An apparatus includes the organic light-emitting device.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: July 4, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Eunsoo Ahn, Soobyung Ko, Sungbum Kim, Haejin Kim, Sujin Shin, Eunyoung Lee, Jaesung Lee, Hyunjung Lee, Mina Jeon, Junghoon Han
  • Patent number: 11695116
    Abstract: The cathode active material is capable of reducing cathode resistance of a secondary battery by enhancing electron conductivity thereof without reducing discharge capacity of the secondary battery. The method for manufacturing a cathode active material includes: mixing transition metal-containing composite compound particles containing lanthanum with a lithium compound to obtain a lithium mixture; calcinating the lithium mixture at a temperature equal to or lower than the melting point of the lithium compound; and then subjecting the lithium mixture to main firing at a firing temperature within a range of 725° C. to 1000° C. Lithium carbonate is preferably used as the lithium compound, and in this case, the calcination temperature is within a range of 600° C. to 723° C. It is preferable to obtain the transition metal-containing composite compound particles containing lanthanum by a coprecipitation method and to uniformly disperse a lanthanum element in the particles.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: July 4, 2023
    Assignee: SUMITOMO METAL MINING CO., LTD.
    Inventors: Satoshi Kanada, Tetsutaro Hayashi
  • Patent number: 11684912
    Abstract: A process for the preparation of a granulated or pelletized weak anion exchange medium from a phenol-containing organic material like peat, followed by low-temperature torrefaction of the granules to produce a high degree of physical stability of the granules at high-pH conditions, followed by chemical pretreatment of the stable granule via a hydrolysis reaction, and optionally surface treatment with acids, followed by the main chemical treatment of the hydrolyzed granule via separate aldehyde and amine reagents, or alternatively via an adduct reagent like hexamethylenetetramine is provided by this invention. The weak anion exchange medium of this invention can be used in a variety of aqueous solution treatment processes, such as wastewater treatment for removing mineral acids like H2SO4, HNO3, HCl, HBr, HF, H3PO4, HI, or formic acid from the wastewater. The resulting anion exchanger medium is particularly useful for treating wastewaters in a low-pH environment.
    Type: Grant
    Filed: June 25, 2020
    Date of Patent: June 27, 2023
    Assignees: American Peat Technology, LLC, Regents of the University of Minnesota
    Inventors: Igor V. Kolomitsyn, Douglas A. Green, Liudmyla Kildyshova
  • Patent number: 11679986
    Abstract: The present invention refers to a stable sodium and iron silicate solution that has a weight ratio of SiO2 to Na2O from 1.5 to 2.5 and a total percentage of solids, expressed by the sum of SiO2 and Na2O, from 20% to 55%. Said solution also has a soluble iron content, expressed by Fe, from 0.1% to 7%, and a water content from 38% to 79.9%. The present invention also refers to the process for preparing said stable solution of sodium and iron silicate, which comprises the steps of: (a) providing a siliceous material containing iron; (b) submitting said siliceous material containing iron to a hydrothermal treatment with caustic soda under high temperature and controlled pressure; and (c) filtering said reacted solution to separate the reacted portion of the hydrothermal treatment from the unreacted portion. Additionally, the present invention refers to the uses of said stable sodium and iron silicate solution.
    Type: Grant
    Filed: January 25, 2022
    Date of Patent: June 20, 2023
    Inventors: Joris Antonius van der Eerden, Flavio Ernesto Ribeiro, Ronaldo dos Santos Flor
  • Patent number: 11679292
    Abstract: A foam stabilizing composition is disclosed. The composition comprises (A) a siloxane cationic surfactant comprising a cationic moiety having the formula Z1-D1-N(Y)a(R)2?a, wherein Z1 is a siloxane moiety, D1 is a divalent linking group, R is H or an unsubstituted hydrocarbyl group having from 1 to 4 carbon atoms, subscript a is 1 or 2, and each Y has formula -D-NR13+, where D is a divalent linking group and each R1 is independently an unsubstituted hydrocarbyl group having from 1 to 4 carbon atoms. The composition also comprises (B) an organic cationic surfactant comprising a cationic moiety having the formula Z2-D2-N(Y)b(R)2?b, wherein Z2 is an unsubstituted hydrocarbyl group, D2 is a covalent bond or a divalent linking group, subscript b is 1 or 2, and R, Y, and subscript a, are defined above. An aqueous film-forming foam comprising the composition and method of using the same are also disclosed.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: June 20, 2023
    Assignees: DOW SILICONES CORPORATION, DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Nanguo Liu, Zachary Wenzlick, Brian Harkness, Jon Hannington, Scott Miller, Gerald Witucki, Brian Dorvel
  • Patent number: 11661342
    Abstract: A method of making an alkaline hydronium composition and composition of matter having the following chemical structure: [HxOx-y]mZn where x is an integer greater than 3; y is and integer less than x; and wherein the charge value associated with the molecular component is at least ?1.
    Type: Grant
    Filed: May 20, 2019
    Date of Patent: May 30, 2023
    Assignee: Tygrus, LLC
    Inventors: Lawrence Carlson, Lawrence Adloff, Timothy Hoel, Steven Wurzburger
  • Patent number: 11658296
    Abstract: Use of nickel in a cathode material of the general formula Li (4/3-2x/3-y/3-z/3)NixCoyAlzMn(2/3-x/3-2y/3-2z/3)02 wherein x is greater than 0.06 and equal to or less than 0.4; y is equal to or greater than 0 and equal to or less than 0.4; and z is equal to or greater than 0 and equal to or less than 0.05 for suppressing gas evolution during a charge cycle and/or increasing the charge capacity of the material.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: May 23, 2023
    Assignee: Dyson Technology Limited
    Inventors: Matthew Robert Roberts, Peter George Bruce, Niccolo Guerrini, Kun Luo, Rong Hao
  • Patent number: 11658361
    Abstract: The present invention provides a fiber-reinforced aerogel material which can be used as insulation in thermal battery applications. The fiber-reinforced aerogel material is highly durable, flexible, and has a thermal performance that exceeds the insulation materials currently used in thermal battery applications. The fiber-reinforced aerogel insulation material can be as thin as 1 mm less, and can have a thickness variation as low as 2% or less. Also provided is a method for improving the performance of a thermal battery by incorporating a reinforced aerogel material into the thermal battery. Further provided is a casting method for producing thin fiber-reinforced aerogel materials.
    Type: Grant
    Filed: May 6, 2022
    Date of Patent: May 23, 2023
    Assignee: Aspen Aerogels, Inc.
    Inventors: Owen Richard Evans, Nicholas Anthony Zafiropoulos, Shannon Olga White, Wenting Dong, Wendell E. Rhine
  • Patent number: 11648528
    Abstract: Adsorbents including a sorbent, at least one metal additive and greater than about 5 wt. % triethylenediamine are described herein. Methods for making such adsorbents and filters comprising the adsorbents are also described.
    Type: Grant
    Filed: March 18, 2019
    Date of Patent: May 16, 2023
    Assignee: CALGON CARBON CORPORATION
    Inventors: David T. Doughty, Gina L. McNamara
  • Patent number: 11641773
    Abstract: An organometallic compound represented by Formula 1A: wherein, in Formula 1A, groups and variables are the same as described in the specification.
    Type: Grant
    Filed: December 21, 2020
    Date of Patent: May 2, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jungin Lee, Kyuyoung Hwang, Soyeon Kim, Aram Jeon, Hyeonho Choi, Hyun Koo, Sangdong Kim, Yoonhyun Kwak, Ohyun Kwon, Byoungki Choi
  • Patent number: 11631909
    Abstract: A method includes processing at least one battery into a plurality of core sections. Each core section in the plurality of core sections includes an anode section, a cathode section including a cathode material, a separator section disposed between the anode section and the cathode section, and an electrolyte. The method also includes disposing the plurality of core sections into a solvent so as to produce a mixture of cathode materials from the plurality of core sections. The solvent and the electrolyte form an ionic conductive medium, and the mixture of the cathode materials is characterized by a substantially homogeneous distribution of an active element in the cathode material.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: April 18, 2023
    Assignee: LI INDUSTRIES, INC.
    Inventors: David Young, Zheng Li, Michael W. Ellis, Nolan D. Schmidt, Xu Han
  • Patent number: 11623212
    Abstract: Methods of stabilizing virgin ion exchange resin material are provided. The methods include rinsing virgin ion exchange resin material with deoxygenated water, introducing the rinsed virgin ion exchange resin material into a liquid impermeable compartment of a gas impermeable vessel and hermetically sealing the vessel. The methods include rinsing virgin ion exchange resin material with deoxygenated water, introducing the rinsed virgin ion exchange resin material into a gas impermeable vessel, introducing an oxygen scavenging material into the gas impermeable vessel, and hermetically sealing the vessel. A method of facilitating water treatment in a site in need thereof by providing rinsed virgin ion exchange resin material in deoxygenated water positioned in a liquid impermeable compartment of a gas impermeable vessel is also provided. A vessel containing deoxygenated water and virgin ion exchange resin material and an oxygen scavenging material is also provided.
    Type: Grant
    Filed: April 27, 2021
    Date of Patent: April 11, 2023
    Assignee: Evoqua Water Technologies LLC
    Inventors: James Buckner, Gregory Bachman