Patents Examined by Joseph D. Anthony
  • Sprinkler system antifreeze compositions and methods
    Patent number: 11285349
    Abstract: An antifreeze composition and a sprinkler system containing the antifreeze composition are described. Examples include aqueous antifreeze compositions containing relatively low amounts of glycerin and/or glycols, and which further include additives that are relatively non-flammable compared to glycerin and glycols. The additives are generally compatible with each other in the antifreeze compositions. Examples of the antifreeze compositions are typically relatively non-flammable, have low electrical conductivity and low corrosivity, and are compatible with CPVC.
    Type: Grant
    Filed: October 7, 2020
    Date of Patent: March 29, 2022
    Assignee: TFS HOLDINGS, LLC
    Inventor: A. Brenton Crawford
  • Self-expanding fire-fighting foam solution
    Patent number: 11247085
    Abstract: A method of manufacturing a self-expanding fire-fighting foam solution is disclosed. Here, the method can include purging air from a container, wherein the purging is performed via flowing an inert gas into the container, such that substantially inert environment is created within the container. In addition, the method can further include dispensing or filling a pre-determined amount of foam concentrate into a container, dispensing or filling a pre-determined amount of water into the container, and mixing the foam concentrate and water within the container, wherein the mixed foam and water within the inert container provide the self-expanding fire-fighting foam solution and having a pH ranging from about 6.8 to 7.8 moles per liter.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: February 15, 2022
    Inventor: Jaco Du Plessis
  • Ambient humidity control article
    Patent number: 11241668
    Abstract: An ambient humidity control article for controlling the ambient humidity within 45%-55%. The article includes a substrate having a predetermined water absorbability, and a humidity control layer coated on the substrate. The amount of the composition coated on per cubic centimeter of the substrate is 0.54-0.74 grams. The composition includes at least one organic acid salt, at least one polyol and water. The count of carbon in the polyols is not greater than 5. The weight percentage of the organic acid salt and the polyols in the composition is 30.6%-58.8% and 9.3%-26.7%, respectively. The water absorption amount of the substrate is not less than 0.5 grams per cubic centimeter. The article can control the ambient humidity without the need to pre-adjust the objective space. The article has a large capacity of moisture absorption and desorption, and can quickly achieve the desired humidity.
    Type: Grant
    Filed: July 20, 2018
    Date of Patent: February 8, 2022
    Assignee: SHANGHAI HENGYUAN MACROMOLECULAR MATERIALS CO., LTD
    Inventor: Sandra Shen
  • Aqueous based dust control compositions and methods
    Patent number: 11236258
    Abstract: Compositions and methods of reducing release of fugitive dust from particulate substrates are provided. The method involves applying a composition onto the substrate in an amount effective to reduce dust release and remain effective for an extended period of time, wherein the composition comprises an aqueous medium, a surface modifying agent, and a dispersant.
    Type: Grant
    Filed: January 14, 2019
    Date of Patent: February 1, 2022
    Assignee: Trican Well Service Ltd.
    Inventors: Chuanzhong Wang, Harvey Quintero, Kewei Zhang, Bill O'Neil, Sebastian Sessarego
  • Thermoplastic composition and prepreg, composite material made of said prepreg, and uses of said composite material
    Patent number: 11225607
    Abstract: The present invention relates to the field of thermoplastic composite materials. Specifically, the invention relates to a fluorinated, flame-retardant thermoplastic composition, to the prepreg prepared from said composition, to the composite material containing said prepreg, to the methods enabling manufacture, and to the uses of said material. The invention also relates to the use of a thermoplastic prepreg for manufacturing fire-resistant composite materials.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: January 18, 2022
    Assignee: Arkema France
    Inventors: Gilles Hochstetter, Marc Audenaert, Sébastien Taillemite
  • Anticorrosive agent for cavity preservation, and use thereof
    Patent number: 11220607
    Abstract: The present invention relates to an anticorrosive agent for cavity preservation, and to the use thereof. The anticorrosive agent has a base composition of 40 to 50 wt. % base fluid, 3 to 10 wt. % alkyd resin, 10 to 20 wt. % sulfonate and/or salicylate component, 15 to 25 wt.˜% filler, 0.003 to 0.007 wt. % siccative catalyst, based in each case on the total mass of the anticorrosive agent. In addition to the base mixture, the anticorrosive agent includes 1 to 5 wt. % phyllosilicate and/or 1 to 8 wt.˜% ester wax and/or paraffin wax, based in each case on the total mass of the anticorrosive agent, for adjusting the rheological properties of the anticorrosive agent. The anticorrosive agent, however, does not include any aminic corrosion protection or binder components, or any anti-skinning agent.
    Type: Grant
    Filed: November 5, 2019
    Date of Patent: January 11, 2022
    Assignee: Fuchs Petrolub SE
    Inventor: Achim Losch
  • Emeraldine base composite for corrosion inhibition
    Patent number: 11208567
    Abstract: The present invention relates to an emeraldine base composite, its preparation, and use as an effective anticorrosive pigment additive for corrosion inhibition. The emeraldine base composite comprises an insulating form of polyaniline or its derivatives adhered to an inorganic or organic material substrate such that the emeraldine base covers from about 1-100% surface of the material. Inter alia, the emeraldine base composite can be added to a coating as an anticorrosive pigment additive that inhibits corrosion and as a filler material that increases strength and barrier properties of coating.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: December 28, 2021
    Assignee: SAS Nanotechnologies LLC
    Inventor: Sumedh P. Surwade
  • Anhydrous heat transfer medium and application thereof
    Patent number: 11180687
    Abstract: An anhydrous heat transfer medium, comprising any one or a combination of at least two of cis-1-chloro-3,3,3-trifluoropropene, cis-1,1,1,4,4,4-hexafluorobutene or perfluorobutane methyl ether. The heat transfer medium does not require an external device to perform work on the heat transfer medium during a heat transfer process, and is anhydrous, non-combustible, non-conductive and environmentally friendly.
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: November 23, 2021
    Inventors: Xiaohong Tian, Simian Xie, Xiaori Yue, Shenglin Li
  • Inorganic ion-exchanger for selective extraction of lithium from lithium-containing natural and industrial brines
    Patent number: 11179715
    Abstract: Proposed is an inorganic ion-exchanger, which is selective to lithium and constituted a non-stoichiometric compound in the form of solid particles of a polymeric aqua-oxo-hydroxo complex represented by the following general formula: HaNbO(2.5+0.5·a).cZrO2.dH2O, wherein: “a” is a number ranging from 0.5 to 1.5, “c” is a number ranging from 0.01 to 1.0, and “d” is a number ranging from 0.1 to 2.0. The complex has a total ion exchange capacity of at least 3.5 meq/g and an ion-exchange capacity specifically to lithium of at least 2.5 meq/g. This ion-exchanger is intended for selective extraction of lithium from lithium-containing natural and industrial brines.
    Type: Grant
    Filed: February 13, 2019
    Date of Patent: November 23, 2021
    Inventors: Pavel Kudryavtsev, Nikolai Kudriavtsev, Iliya Kudryavtsev
  • Oxygen-absorbent composition comprising a silica matrix that encapsulates fatty acids, unsaturated esters or compounds containing same, and method for producing said composition
    Patent number: 11173471
    Abstract: The production of an oxygen-absorbent composition is provided, having: (a) a porous silica encapsulation matrix; and (b) a composition containing an oxygen-absorbent compound selected from fatty acids, unsaturated esters or compounds containing same, and, optionally, a catalyst based on an inorganic salt of a transition metal, wherein the composition (b) is encapsulated in the porous silica matrix (a). The composition can form part of the structure of the packaging for oxidation sensitive products or be placed in the surrounding atmosphere to reduce the concentration of oxygen. A method for encapsulating the active compound or the active compound together with a catalyst, and subsequently incorporating same into polymer matrices is also provided.
    Type: Grant
    Filed: November 24, 2017
    Date of Patent: November 16, 2021
    Assignee: UNIVERSIDAD DE LOS ANDES
    Inventors: Jorge Alberto Medina Perilla, Angela Maria Garcia Mora, Jacques Verdu, Jairo Arturo Escobar Gutierrez, Bruno Fayolle
  • Silicon-based active material particles for secondary battery and method for producing same
    Patent number: 11171332
    Abstract: The present invention relates to a method for producing silicon-based active material particles for a secondary battery and silicon-based active material particles. A method for producing silicon-based active material particles for a secondary battery according to an embodiment of the present invention may comprise: a step of providing silicon powder; a step of providing a pre-pulverization mixture in which the silicon powder is dispersed in a solvent for dispersion comprising an antioxidant; a step of applying mechanical compression and shear stress to the silicon powder of the pre-pulverization mixture to refine the silicon powder, thereby forming silicon particles having an oxygen content controlled by the antioxidant; and a step of drying the resulting material comprising the silicon particles to obtain silicon-based active material particles.
    Type: Grant
    Filed: August 23, 2017
    Date of Patent: November 9, 2021
    Assignee: Nexeon Ltd.
    Inventors: Seung Chul Park, Eui Joon Song, Min Young Cheong, Jong Hun Lee, Young Tai Cho, Yong Gil Choi, Seon Park, Sung Hwan Kang, Hee Young Seo, Jee Hye Park, Tae Jin Yang
  • Method for preparing graphene by liquid-phase ball milling exfoliation
    Patent number: 11167992
    Abstract: Provided is a method for preparing graphene by liquid-phase ball milling exfoliation, including following steps: mixing a transition metal halide salt, a nitrogen source substance and an organic solvent to prepare an intercalation agent; mixing the intercalation agent with graphite, carrying out ball milling, and then performing centrifugation to obtain a graphite intercalation compound; washing and filtering the graphite intercalation compound obtained, adding an expansion agent, and carrying out ultrasonic agitation to obtain a graphene dispersion; and washing, filtering and drying the graphene dispersion to obtain graphene powder.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: November 9, 2021
    Assignee: GUANGZHOU SPECIAL PRESSURE EQUIPMENT INSPECTION AND RESEARCH INSTITUTE
    Inventors: Bo Yang, Shuanghong Zhang, Maodong Li, Wei Zhai, Fang Wen, Yue Li, Huachao Guo, Zhigang Wang, Guojia Huang, Shiping Li, Zhenling Wu, Yingyi He
  • Fire-resistant wooden pressure board and the production method thereof
    Patent number: 11161270
    Abstract: A fire-resistant wooden pressure plate is formed by conducting a cold pressing of 2˜10 MPa to the uniformly mixed not less than 50 wt % of a wood-containing powder material and an additive. The additive may include metallic oxide, non-metallic oxide, hydrochloride, sulfate, phosphate, weak acid, and strong acid. With class-A fire resistance, in-water rotting resistance, class-0 mold resistance, little or no detectable formaldehyde, some products described herein can replace traditional plates incapable of resisting fire in the following fields: 1. wooden veneer, wooden door, furniture, kitchenware, etc.; 2. wooden wall, base course, ground foundation, suspended ceiling, etc.; 3. wooden flooring; 4. wooden fire-resistant door, fire-resistant wall, etc.; 5. wooden house, wooden bench, wooden bulletin plate, wooden billboard, walkway paving, etc.; 6. wood handicrafts, toys, etc.
    Type: Grant
    Filed: September 5, 2019
    Date of Patent: November 2, 2021
    Assignee: ZHEJIANG YANMU TECHNOLOGY CO., LTD.
    Inventor: Dewang Pan
  • Process for preparing Mannich base quaternary ammonium salt high-temperature resistant corrosion inhibitor and applications thereof
    Patent number: 11161811
    Abstract: The present invention discloses a process for preparing a Mannich base quaternary ammonium salt high-temperature resistant corrosion inhibitor and applications thereof. The preparation process comprises the following steps: (1) dissolve an amine substance indole, benzhydrylpiperidine, diphenylethylamine, dibenzylamine or diisopropanolamine into an organic solvent, slowly add an aldehyde substance 3-(2-thienyl)benzaldehyde or cinnamaldehyde, then place in a constant-temperature water bath, stir to react at 60-80° C.
    Type: Grant
    Filed: November 20, 2018
    Date of Patent: November 2, 2021
    Assignee: SOUTHWEST PETROLEUM UNIVERSITY
    Inventors: Dingli Wang, Yongming Li, Xiyu Chen, Youshi Jiang, Juhui Zhu
  • Compositions and methods using same for carbon doped silicon containing films
    Patent number: 11152206
    Abstract: A composition and method for using the composition in the fabrication of an electronic device are disclosed. Compounds, compositions and methods for depositing a low dielectric constant (<4.0) and high oxygen ash resistance silicon-containing film such as, without limitation, a carbon doped silicon oxide, are disclosed.
    Type: Grant
    Filed: January 22, 2020
    Date of Patent: October 19, 2021
    Assignee: Versum Materials US, LLC
    Inventors: Haripin Chandra, Xinjian Lei, Anupama Mallikarjunan, Moo-Sung Kim
  • Encapsulated fragrance in compressed tablet
    Patent number: 11148118
    Abstract: A tablet having a deliquescent desiccant and a fragrance encapsulated on or within a binding agent. The tablet is in a pressed form. A method of making a tablet involves providing a deliquescent desiccant, encapsulating a fragrance by spray drying the fragrance on a carbohydrate, combining the deliquescent desiccant and the carbohydrate encapsulated fragrance, and pressing the combination into the tablet.
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: October 19, 2021
    Assignee: W.M. Barr & Company, Inc.
    Inventors: Rachel Ann Farmer, Dennis Earl Shireman, Charles L. Hawes, Brett Justin Healey, Matthew Michael Petkus
  • Fast-cure pre-preg
    Patent number: 11149125
    Abstract: A laminar pre-preg of fibre-reinforced curable composite material. The pre-preg includes at least one layer of reinforcing fibres impregnated with a curable resin containing one or more curable thermosetting resin(s) and at least one liquid curative, wherein the curable resin exhibits a cure conversion of at least 95% when cured at a cure temperature in the range of from about 100° C. to about 160° C. and the cure cycle has a duration of no more than 10 minutes, and the glass transition temperature (Tg) of the curable resin when cured is in the range of from about 130° C. to about 165° C.
    Type: Grant
    Filed: August 12, 2016
    Date of Patent: October 19, 2021
    Assignee: CYTEC INDUSTRIES INC.
    Inventors: Ian Paul Aspin, Andrew Steven Gibbs, Oliver James Nicks
  • Binder composition for all-solid-state battery, slurry composition for all-solid-state battery, electrode for all-solid-state battery, and all-solid-state battery
    Patent number: 11145866
    Abstract: Provided is a binder composition for an all-solid-state battery with which an all-solid-state battery having excellent capacity characteristics can be obtained. The binder composition contains: a copolymer including an alkylene structural unit and a nitrile group-containing monomer unit; and an organic solvent having a boiling point of 100° C. or higher. The copolymer includes the nitrile group-containing monomer unit with a percentage content of at least 10 mass % and not more than 30 mass % and has an iodine value of at least 40 mg/100 mg and not more than 130 mg/100 mg.
    Type: Grant
    Filed: September 5, 2017
    Date of Patent: October 12, 2021
    Assignee: ZEON CORPORATION
    Inventors: Kouichirou Maeda, Hiroki Oguro
  • Siloxane and glucoside surfactant formulation for fire-fighting foam applications
    Patent number: 11117008
    Abstract: Disclosed is a firefighting composition of the surfactants below and water. The values of m, n, x, and y are independently selected positive integers. R is an organic group. R? is a siloxane group.
    Type: Grant
    Filed: March 18, 2019
    Date of Patent: September 14, 2021
    Assignee: The Government of the United States of America, as represented by the Secretary of the Navy
    Inventors: Ramagopal Ananth, Arthur W. Snow, Katherine Hinnant, Spencer L. Giles
  • Sustained release reactant blends
    Patent number: 11110497
    Abstract: There is provided according to the present invention a sustained release reactant blend and methods for making and using the sustained release reactant blends. There is further provided methods for using such blends in the in situ or ex situ remediation of contaminated groundwater and in the treatment of water and wastewater. There is further provided, according to the present invention, methods for controllably coating reactant blends whereby such coated blends exhibit sustained release properties and have an open structure.
    Type: Grant
    Filed: January 9, 2020
    Date of Patent: September 7, 2021
    Assignee: Carus LLC
    Inventors: Pamela J. Dugan, Sean Davenport, Mohamadkheir Alkhateeb