Patents Examined by Melissa A Rioja
  • Patent number: 12275815
    Abstract: Pest-resistant polyurethane spray foam formulations and products, including building insulation, are described. The “B” side of the formulation comprises water; a polyol composition comprising one or more polyols selected from glycerin-sucrose polyols, Mannich polyols, and aromatic polyester polyols, catalyst(s); surfactant(s); a blowing agent; and 0.5 to 5 wt. %, based on the amount of spray foam formulation, of a composition comprising a capsaicin compound. Capsaicin compounds can be successfully incorporated into spray foam formulations that process well to give high-quality foams. The foams inhibit termite infestation and can help to minimize or avoid structural damage that might otherwise go undetected.
    Type: Grant
    Filed: March 2, 2022
    Date of Patent: April 15, 2025
    Assignee: Natural Polymers, LLC
    Inventor: Benjamin Brown
  • Patent number: 12264216
    Abstract: The present invention relates to a method for preparing a polyurethane foam, in particular an aerogel, from at least one polyisocyanate and at least one optionally recycled polyol, and to the use thereof.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: April 1, 2025
    Assignee: RAMPF Advanced Polymers GmbH & Co. KG
    Inventors: Gerd-Sebastian Beyerlein, Annabelle Krauß, Michael Kugler
  • Patent number: 12263622
    Abstract: A process for producing a polyurethane or polyisocyanurate construction board, the process comprising (i) providing an A-side reactant stream that includes an isocyanate-containing compound; (ii) providing a B-side reactant stream that includes a polyol, where the B-side reactant stream includes a fluorinated additive and a blowing agent that includes a pentane and a blowing agent additive that has a Hansen Solubility Parameter (St) that is greater than 17 MPa?0.5; and (iii) mixing the A-side reactant stream with the B-side reactant stream to produce a reaction mixture.
    Type: Grant
    Filed: January 4, 2022
    Date of Patent: April 1, 2025
    Assignee: Holcim Technology Ltd
    Inventors: John B. Letts, Chunhua Yao
  • Patent number: 12258438
    Abstract: A molded flexible polyurethane foam having a hardness gradient going from soft to hard from the top to the bottom of the foam. The hardness gradient in the foam is a result of a foam elasticity gradient which arises from a polymer elasticity gradient and/or density gradient. A method for producing a flexible foam having a hardness gradient and a reactive mixture suitable for making said flexible foam is disclosed. Furthermore, the use of the flexible foams having a hardness gradient in matrasses, cushions for seating (more in particular for use in automotive seating), furniture, automotive under-carpets and dash insulators is disclosed.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: March 25, 2025
    Inventors: Mark Joseph Brennan, Chingchung Vincent Huang, Zhicheng George Tian, Alain Germain Marc Veys, Mario Unverdorben
  • Patent number: 12240957
    Abstract: A method for preparing core/shell particles includes forming a suspension of ethylenically unsaturated monomer droplets containing one or more monomers and a porogen in an aqueous medium containing a first stabilizer and a polymerization initiator, wherein at least one of the monomers is a cross-linking monomer, and wherein the first stabilizer is an inorganic colloid. The method further includes polymerizing the one or more monomers to form core/shell particles having a core of a porous polymer and a polymeric shell having a shell thickness of at least 5 nm, wherein any pores in the polymeric shell have a diameter of less than 2 nm.
    Type: Grant
    Filed: December 8, 2021
    Date of Patent: March 4, 2025
    Assignee: EASTMAN KODAK COMPANY
    Inventors: Kevin D. Lofftus, John Leonard Muehlbauer, Mridula Nair
  • Patent number: 12187840
    Abstract: Provided is, a vehicle cushion pad including a polyurethane foam, in which the polyurethane foam is made of a polyurethane foam composition containing a polyol, an isocyanate, a catalyst, a foaming agent, and an additive, the additive is a dicarboxylic acid ester compound having a weight average molecular weight of 500 to 5000, and an airflow quantity of the polyurethane foam in accordance with JIS K 6400-7: 2012 is 6.0 cc/cm2/s or more, and a vehicle seat cushion including a cushion main body and the vehicle cushion pad placed on the cushion main body.
    Type: Grant
    Filed: March 24, 2021
    Date of Patent: January 7, 2025
    Assignee: INOAC CORPORATION
    Inventors: Akiyoshi Okafuji, Tadashi Yano
  • Patent number: 12187839
    Abstract: The present invention relates to a process for providing a homogeneous polyether polyol composition comprising the following steps: Providing a crude polyether polyol mixture comprising polyether polyol and a Group IA or Group IIA metal ion; Neutralisation of said crude polyether polyol mixture by adding a strong acid to said mixture, resulting in a neutralised polyether polyol composition, which comprises said polyether polyol along with a salt of said Group IA or Group IIA metal ion and said strong acid; Providing said homogeneous polyether polyol composition. characterised in that said strong acid is a pentavalent organic phosphorus compound, and in that said salt is a phosphorus-containing compound based organic salt, which is soluble in said polyether polyol composition.
    Type: Grant
    Filed: March 3, 2020
    Date of Patent: January 7, 2025
    Inventors: Lies Bonami, Joris Karel Peter Bosman, Els Elisabeth Mercier
  • Patent number: 12162994
    Abstract: Described herein are compositions and methods for preparing hydrogel capsules using a cross-linking solution comprising a process additive. The process additive improves the quality of the resulting hydrogel capsules, such as increasing the number of defect-free capsules.
    Type: Grant
    Filed: March 1, 2019
    Date of Patent: December 10, 2024
    Assignee: SIGILON THERAPEUTICS, INC.
    Inventors: Lauren Emily Barney, Richard Heidebrecht, Erika Ellen Johnston, Robert James Miller
  • Patent number: 12152123
    Abstract: Disclosed herein is a foamable composition including a polymer component, a foaming agent, a crosslinking agent, a filler, and a recovered silicon sludge containing silicon carbide and silicon. The polymer component is present in an amount ranging from 15 wt % to 60 wt % based on a total weight of the foamable composition. A foamed material prepared from the foamable composition and a composite product including the same are also disclosed.
    Type: Grant
    Filed: June 15, 2022
    Date of Patent: November 26, 2024
    Assignee: NAM LIONG GLOBAL CORPORATION
    Inventors: Ting-Sheng Huang, June-Sheng Lee, Po-Han Shi, Ching-Hui Lee
  • Patent number: 12146022
    Abstract: This invention relates to a polyol component P), to a process for preparing rigid polyurethane foams by using said polyol component P) and also to the rigid polyurethane foams themselves.
    Type: Grant
    Filed: March 23, 2018
    Date of Patent: November 19, 2024
    Assignee: BASF SE
    Inventors: Sirus Zarbakhsh, Johann Klassen, Mark Elbing
  • Patent number: 12139607
    Abstract: The present invention relates to a novel thermoplastically processible polyurethane polymer having a hardness of ?60 Shore A, to compositions containing this polyurethane polymer, to the uses thereof and to articles containing this polyurethane polymer.
    Type: Grant
    Filed: October 20, 2020
    Date of Patent: November 12, 2024
    Assignee: Covestro Intellectual Property GmbH & Co. KG
    Inventors: Yi Shen, Georg Fuchte, Franz-Heinrich Hermanns, Peter Reichert, Mathias Lauter
  • Patent number: 12134675
    Abstract: A polyurethane elastomer memory foam composition includes an organic diisocyanate, a chain extender, a crosslinker, a plasticizer, a surfactant, a foaming agent, and a polyester resin, the polyester resin being a random copolymer having randomly distributed subunits of formula 1: where: R is ethylene, octylene, or decylene; a is from about 1 to about 99 mole % of the polyester resin; b is from about 1 to about 99 mole % of the polyester resin; c is from 0 to about 10 mole % of the polyester resin; and a+b+c=100 mole % of the polyester resin.
    Type: Grant
    Filed: February 22, 2022
    Date of Patent: November 5, 2024
    Assignee: Evoco Limited
    Inventors: Jason James Robinson, Radu Lucian Vicol, Mustafa Abu Ghalia, Guerino G. Sacripante
  • Patent number: 12134676
    Abstract: Disclosed are polyurethane-foam forming compositions, rigid polyurethane foams and methods for their production, as well as to composite articles comprising such foams sandwiched between facer substrates, including use of such composite elements for side-wall and/or roof insulating elements for refrigerated tractor trailers. The rigid polyurethane foams are produced from an isocyanate-reactive composition comprising: (1) a polyol blend; (2) a hydrochlorofluoroolefin; and (3) a tertiary amine catalyst composition.
    Type: Grant
    Filed: April 21, 2020
    Date of Patent: November 5, 2024
    Assignee: Covestro LLC
    Inventors: Shawn G. Rider, Brandon W. Parks, Carson C. Miller
  • Patent number: 12129329
    Abstract: The invention provides a process for production of polyurethane systems by reacting at least one polyol component with at least one isocyanate component in the presence of one or more catalysts for the isocyanate-polyol and/or isocyanate-water reactions and/or the trimerization of isocyanate, wherein said reacting is carried out in the presence of carrier material and polyamine P.
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: October 29, 2024
    Assignee: Evonik Operations GmbH
    Inventors: Eva Emmrich-Smolczyk, Mladen Vidakovic, Kai-Oliver Feldmann, Annegret Terheiden
  • Patent number: 12129328
    Abstract: Disclosed are a low-carbon polyurethane foam composition and a method for preparing the same. The low-carbon polyurethane foam composition may have improved foam cell uniformity while contributing to carbon reduction goals as a result of applying a polyether carbonate polyol containing a carbonate bond. The method for preparing the low-carbon polyurethane foam composition may include reacting a polyol mixture including a carbonate bond-containing polyether carbonate polyol and a petroleum-based polyether polyol, an isocyanate, and a silicone surfactant.
    Type: Grant
    Filed: December 8, 2022
    Date of Patent: October 29, 2024
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Chae Hwan Hong, Jin Woo Choung
  • Patent number: 12110361
    Abstract: Embodiments of the present disclosure are directed towards hybrid foam formulations that include: an isocyanate-reactive composition, and a high-functionality crosslinker; an azo type radical initiator; and an isocyanate.
    Type: Grant
    Filed: December 10, 2019
    Date of Patent: October 8, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Weijun Zhou, William A. Koonce, William J. Harris, Yonghui Zhang
  • Patent number: 12098235
    Abstract: There is described a foamed isocyanate-based polymer derived from a reaction mixture comprising: an isocyanate; a polyol composition comprising a first prescribed amount of polymer particles dispersed in a base polyol; a second prescribed amount of biomass-based carbonaceous particulate material; and a blowing agent. In one embodiment, the foamed isocyanate-based polymer having an Indentation Force Deflection when measured pursuant to ASTM D3574-11 which is within about 15% as that of a reference foam produced by omitting the biomass-based carbonaceous particulate material from the reaction mixture and increasing the amount of polymer particles in the polymer polyol composition to equal the sum of the first prescribed amount and the second prescribed amount.
    Type: Grant
    Filed: June 29, 2017
    Date of Patent: September 24, 2024
    Assignee: Proprietect L.P.
    Inventors: Derrick William Smith, Thomas Robert Beamish, Paul David Hurrell
  • Patent number: 12082704
    Abstract: What are described are shaped hot-cure flexible PU foam articles, preferably mattresses and/or cushions, wherein the hot-cure flexible polyurethane foam has been obtained by reaction of at least one polyol component and at least one isocyanate component in the presence of at least one compound of formula (1a) and at least one compound of formula (1b) and at least one blowing agent and at least one catalyst.
    Type: Grant
    Filed: October 14, 2020
    Date of Patent: September 10, 2024
    Assignee: Evonik Operations GmbH
    Inventors: Rüdiger Landers, Daniela Hermann, Isabelle Denise Wessely, Michael Ferenz, Rainer Ziegler
  • Patent number: 12077647
    Abstract: A cushioning material includes fibers that define a fiber network and a foam material suspended within the fiber network.
    Type: Grant
    Filed: July 16, 2018
    Date of Patent: September 3, 2024
    Assignee: Bedgear, LLC
    Inventor: Eugene Alletto, Jr.
  • Patent number: 12060451
    Abstract: Process for producing cold-cure flexible slabstock PU foams by reaction of at least one polyol component and at least one isocyanate component in the presence of water and at least one catalyst and at least one crosslinker, wherein no nitrogen-containing crosslinkers having an expanded OH number above 1000 mg KOH/g are employed in a total amount >0.5 parts by weight, preferably >0.1 parts by weight, based on 100 parts by weight of polyol.
    Type: Grant
    Filed: July 5, 2021
    Date of Patent: August 13, 2024
    Assignee: Evonik Operations GmbH
    Inventors: Harald Modro, Kai-Oliver Feldmann, Mladen Vidakovic, Rüdiger Landers, Daniela Hermann