Patents Examined by Joseph D. Anthony
  • Patent number: 11891487
    Abstract: The present disclosure relates to a preparation method of a super absorbent polymer having excellent basic absorbency and liquid permeability at the same time by optimizing the degree of cross-linking of a base resin powder and a surface cross-linked layer, and a super absorbent polymer prepared therefrom. The preparation method of a super absorbent polymer includes: forming a hydrogel polymer by cross-linking and polymerizing a monomer composition including a water-soluble ethylene-based unsaturated monomer having a degree of neutralization of less than 72 mol % and an internal cross-linking agent; drying, pulverizing and classifying the hydrogel polymer to form a base resin powder; forming a surface cross-linked layer by further cross-linking a surface of the base resin powder in the presence of a surface cross-linking agent; and further neutralizing the base resin powder by treating the base resin powder with a basic solution during or after forming a surface cross-linked layer.
    Type: Grant
    Filed: September 24, 2019
    Date of Patent: February 6, 2024
    Inventors: Tae Young Won, Hyemin Lee, Junwye Lee, Seongbeom Heo, Kwangin Shin, Chang Hun Han
  • Patent number: 11890496
    Abstract: An aqueous concentrate, which can be diluted with an aqueous diluent to form a foam precursor composition, is provided. The foam precursor composition may be aerated to form a firefighting foam. The aqueous firefighting composition includes a sugar component; a surfactant component, which includes one or more of an anionic surfactant, a zwitterionic surfactant, and a nonionic surfactant; polysaccharide thickener, which includes succinoglycan; and at least about 30 wt. % water.
    Type: Grant
    Filed: March 14, 2022
    Date of Patent: February 6, 2024
    Assignee: Tyco Fire Products LP
    Inventors: Joanna M. Monfils, John P. Libal
  • Patent number: 11884494
    Abstract: A tire-enhancement product has a container comprising a dissolvable packaging material; and a solute encased in the container that is inert to the solute. The container is configured to be placed in an interior volume of a tire, to which solvent can be added. The container is configured to dissolve when placed in a predetermined solvent, and the solute is configured to mix with the solvent to form a tire-enhancement mixture.
    Type: Grant
    Filed: October 17, 2022
    Date of Patent: January 30, 2024
    Assignee: Griffin Bros., Inc.
    Inventors: Matthew Jones, Ryan Kelly
  • Patent number: 11883706
    Abstract: A fire suppression blends of CF3I and 2-BTP with mol ratios from 1:5 and 5:1 are capable of passing peak inerting and sub-inerting tests. The CF3I:2-BTP fire suppression blends can also include carbon dioxide of up to 80% of the fire suppression blend to provide additional cooling.
    Type: Grant
    Filed: February 16, 2021
    Date of Patent: January 30, 2024
    Assignee: Kidde Technologies, Inc.
    Inventors: Adam Chattaway, Terry Simpson, Mark P. Fazzio, Harlan Hagge, Paul Papas, Marios C. Soteriou, Eli Baldwin, Qing Edda Liu
  • Patent number: 11883702
    Abstract: The present invention provides a foam fire extinguishing agent that can fulfill predetermined performances without containing any fluorine-based compounds. The foam fire extinguishing agent of die present invention is characterized by containing 0.2 to 3.0% by mass of cationic surfactant, 0.2 to 5.0 by mass of anionic surfactant and water for a total of 100% by mass.
    Type: Grant
    Filed: February 3, 2021
    Date of Patent: January 30, 2024
    Assignee: YAMATO PROTEC CORPORATION
    Inventors: Wataru Kobayashi, Yuki Takatsuka, Shogo Tomiyama
  • Patent number: 11883705
    Abstract: Disclosed herein is a method of making a foaming agent by preparing a liquid maltodextrin solution by dissolving maltodextrin in a solvent; combining the liquid maltodextrin solution with an octenyl succinic anhydride (OSA) solution to form a biphasic maltodextrin-OSA mixture; agitating the biphasic maltodextrin-OSA mixture until homogenous creating a homogenous solution; adjusting the pH of the homogenous solution to a predetermined threshold to yield the foaming agent; and adding glycerol to the foaming agent to form a shelf stable foaming agent.
    Type: Grant
    Filed: May 26, 2022
    Date of Patent: January 30, 2024
    Assignee: Swamp Fox Innovations, LLC
    Inventor: Larry Todd Banner
  • Patent number: 11865511
    Abstract: The present disclosure relates to a preparation method for a super absorbent polymer sheet and a super absorbent polymer sheet prepared therefrom. According to the preparation method of the present disclosure, a porous super absorbent polymer sheet can be prepared by a simplified process.
    Type: Grant
    Filed: July 28, 2022
    Date of Patent: January 9, 2024
    Inventors: Ki Youl Yoon, Gi Cheul Kim, Hyeon Choi, Hyo Sook Joo, Ju Eun Kim
  • Patent number: 11865393
    Abstract: An aqueous fire-fighting composition includes a sugar component, anionic surfactant, zwitterionic surfactant, organic solvent and polysaccharide thickener is provided. The composition does not contain any amine oxide or nonionic surfactants and is substantially free of fluorinated compounds. Methods of using the composition to form a firefighting foam and fighting a fire with the firefighting foam are also provided.
    Type: Grant
    Filed: March 14, 2022
    Date of Patent: January 9, 2024
    Assignee: Tyco Fire Products LP
    Inventors: JoAnna M. Monfils, John P. Libal
  • Patent number: 11826596
    Abstract: The present disclosure provides a novel azeotropic or azeotrope-like composition comprising hydrogen fluoride and 1,1,2-trifluoroethane (HFC-143), 1-chloro-2,2-difluoroethane (HCFC-142), or 1,2-dichloro-1-fluoroethane (HCFC-141); and a separation method using the composition. An azeotropic or azeotrope-like composition comprising hydrogen fluoride and HFC-143. An azeotropic or azeotrope-like composition comprising hydrogen fluoride and HCFC-142. An azeotropic or azeotrope-like composition comprising hydrogen fluoride and HCFC-141. A separation method of a composition comprising hydrogen fluoride and at least one member selected from the group consisting of HFC-143, HCFC-142, and HCFC-141.
    Type: Grant
    Filed: October 7, 2021
    Date of Patent: November 28, 2023
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventor: Kazuhiro Takahashi
  • Patent number: 11827831
    Abstract: To provide a fluid composition and a refrigerant composition having flammability suppressed; and an air conditioner in which restrictions in order to inhibit combustion of the refrigerant composition are reduced and it is thereby possible to omit or simplify measures for inhibiting combustion of the refrigerant composition. The fluid composition is either a composition (I) comprising at least one component (A) selected from the group consisting of alkanes, halogenated alkanes and alkenes and at least one component (B) selected from halogenated alkenes, or a composition (II) (excluding the composition (I)) comprising two or more ingredients (B) selected from halogenated alkenes. The fluid composition has a combustion inhibiting effect as defined by ?100×{(measured maximum burning velocity)?(estimated maximum burning velocity)}/(estimated maximum burning velocity), of at least 10%.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: November 28, 2023
    Assignees: AGC Inc., NATIONAL INSTITUTE OF ADVANCED INDUSTRIAL SCIENCE AND TECHNOLOGY
    Inventors: Hidekazu Okamoto, Hiroki Hayamizu, Katsuya Ueno, Hirokazu Takagi, Masato Fukushima, Kenji Takizawa
  • Patent number: 11826597
    Abstract: The present application provides water-enhancing, fire-suppressing hydrogels that are formulated to minimize toxicity and negative environmental impact. The present application provides a composition comprising: (i) at least one thickening agent; (ii) at least one liquid medium; and, optionally, (iii) one or more suspending agents, wherein the composition consists of >75%, by weight, consumer-grade components and wherein the composition is a concentrate that can be mixed with water or an aqueous solution to form a fire-suppressing, water-enhancing hydrogel. Each of the at least one thickening agent, suspending agent and liquid medium can be non-toxic and biodegradable. Also provided are the fire-suppressing, water-enhancing hydrogel and methods of production and use thereof during fire fighting or fire prevention.
    Type: Grant
    Filed: September 23, 2022
    Date of Patent: November 28, 2023
    Assignee: FIREREIN INC.
    Inventors: Brian Ernest Mariampillai, Yun Yang
  • Patent number: 11820652
    Abstract: Nitric oxide (NO) generating compositions can include a nitrite component, an acidifying component, and a support material configured to carry one of the nitrite component and the acidifying agent. In some examples, the support material can minimize NO generation prior to addition of an activating amount of a suitable solvent.
    Type: Grant
    Filed: October 17, 2022
    Date of Patent: November 21, 2023
    Assignee: SaNOtize Research and Development Corp.
    Inventors: Gilly Regev, Christopher C. Miller
  • Patent number: 11814564
    Abstract: Methods, compounds, and compositions for inhibiting ice nucleation are disclosed. A method includes selecting a modified polyvinyl alcohol molecule based on at least one altered hydroxyl distance of the modified polyvinyl alcohol molecule and applying the modified polyvinyl alcohol molecule to water molecules to inhibit ice nucleation when subjected to freezing temperatures.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: November 14, 2023
    Assignee: University of Denver
    Inventor: Monika Bleszynski
  • Patent number: 11807737
    Abstract: A gel composition possessing good cohesive properties. In one embodiment, the gel composition includes a phase-change material. The phase-change material is preferably an aqueous salt solution. The gel composition also includes a cross-linkable thickener. The cross-linkable thickener preferably is compatible with an aqueous salt solution and preferably includes one or more cross-linkable hydroxyl groups. The gel composition additionally includes a boron-containing cross-linker that is present in an amount that is sufficient to gel the formulation. The weight ratio in the gel composition of boron to thickener is preferably in the range of about 1:250 to 1:50. When packaged in a container, the gel composition resists flowing when the container is torn or punctured. The present invention is also directed at a method of preparing the gel composition, at a thermal exchange implement including the gel composition, and at methods of preparing and using the thermal exchange implement.
    Type: Grant
    Filed: March 23, 2020
    Date of Patent: November 7, 2023
    Assignee: COLD CHAIN TECHNOLOGIES, LLC
    Inventors: Dawn E. Smith, Juan Lopez, III, John Newport
  • Patent number: 11806691
    Abstract: The invention relates to absorbent compositions comprising soybean hulls and soybean hull biochar, methods of preparing such absorbent compositions, and methods of using such compositions in the preparation of articles of manufacture.
    Type: Grant
    Filed: September 23, 2021
    Date of Patent: November 7, 2023
    Assignee: The United States of America, as represented by The Secretary of Agriculture
    Inventors: Steven F Vaughn, Mark A Berhow, Sean X Liu, Jill K Moser, Gordon W Selling, William T Hay, Christopher D Skory, Steven C Peterson
  • Patent number: 11802050
    Abstract: A method for producing a haloamine solution with reduced amounts of halogen oxyanions including (a) the on-site generation of a halogen-containing oxidant, such as a solution and (b) reacting on-site the halogen-containing oxidant with a nitrogen source, to thereby produce the haloamine solution.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: October 31, 2023
    Assignee: Buckman Laboratories International, Inc.
    Inventors: Bruno Launay, Dimitri Kuznetsov, Thomas McNeel
  • Patent number: 11802260
    Abstract: The disclosure provides compositions and methods for making a colorized solution of an aqueous disinfectant that is both stable in bulk solution and will fade to clear within a predetermined period of time after being applied to a surface, for example as a spray or film. The compositions and methods described here allow an end user to visualize both the extent of coverage and the duration of contact of the disinfectant with the surface, thereby providing more efficient disinfection of the surface.
    Type: Grant
    Filed: May 22, 2019
    Date of Patent: October 31, 2023
    Assignee: Kinnos Inc.
    Inventors: Jason Kang, Kevin Tyan, Katherine Jin
  • Patent number: 11794049
    Abstract: A fire suppression composition comprises CF3I and CO2, wherein said CF3I is present in an amount of from 23 mol. % to 39 mol. %, based on the total moles of CF3I and CO2 present in the fire suppression composition. Alternatively, the fire suppression composition comprises CF3I and CO2, wherein said CF3I is present in an amount of from 53 mol. % to 85 mol. %, based on the total moles of CF3I and CO2 present in the fire suppression composition.
    Type: Grant
    Filed: March 28, 2022
    Date of Patent: October 24, 2023
    Assignee: KIDDE TECHNOLOGIES, INC.
    Inventors: Adam Chattaway, Terry Simpson, Mark P. Fazzio, Eli Baldwin, Marios C. Soteriou, Paul Papas, Qing Liu
  • Patent number: 11794045
    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: January 21, 2022
    Date of Patent: October 24, 2023
    Inventor: Jaco Du Plessis
  • Patent number: 11794048
    Abstract: Firefighting compositions that may be used in onboard firefighting systems of heavy industrial equipment, such as heavy vehicles and other types of heavy equipment used in construction, forestry, mining, and other similar industries, are provided. The firefighting composition are aqueous liquids which include (a) a sodium and/or potassium salt of an organic acid; (b) one or more of an alkylpolyglycoside surfactant, an alkyl sulfate anionic surfactant, an alkyliminodialkylcarboxylate surfactant and a zwitterionic surfactant; (c) an acetylenic diol derivative surfactant and/or a siloxane-based surfactant; and (d) alkylene glycol and/or glycerol. Methods of producing a firefighting foam from the aqueous firefighting composition and using the aqueous firefighting composition to fight a fire, such as fighting a fire using an onboard industrial equipment firefighting system, are also provided.
    Type: Grant
    Filed: April 9, 2020
    Date of Patent: October 24, 2023
    Assignee: Tyco Fire Products LP
    Inventor: Katherine L. Zabronsky