At Least One Polymer Is Derived From A -n=c=x Reactant Wherein X Is A Chalcogen Atom Or Wherein The Polymer-forming System Contains The Same Type Of Reactant Patents (Class 521/137)
  • Patent number: 11987661
    Abstract: The present invention relates to new modified polymer polyols comprising at least one polyol and a stable dispersion of polymeric particles in the at least one polyol. The dispersed polymeric particles having a high content of P and N. There are also disclosed processes for the preparation of the herein described modified polymer polyols, and processes for preparing polyurethane materials containing them.
    Type: Grant
    Filed: July 6, 2018
    Date of Patent: May 21, 2024
    Assignee: REPSOL, S.A.
    Inventors: César Muñoz De Diego, Victoria Isabel Blasco Garcés, Olivier Lemoine
  • Patent number: 11987684
    Abstract: Components for articles of footwear and athletic equipment including a foam are provided. The foam portion of the components and articles include a composition which includes a thermoplastic copolyester, the composition having a foam structure. A polymer layer is provided on at least on surface of the foam portion. The polymer layer can control or reduce the water uptake of the foam portion. Methods of making the compositions, foams, and components are provided, as well as methods of making an article of footwear including one of the foam components. In some aspects, the foams and foam components can be made by injection molding, or injection molding followed by compression molding.
    Type: Grant
    Filed: August 8, 2022
    Date of Patent: May 21, 2024
    Assignee: NIKE, INC.
    Inventors: Hossein A. Baghdadi, Jay Constantinou, Joseph Thomas Muth, Brian G. Prevo, Bradley C. Tutmark
  • Patent number: 11982395
    Abstract: Described herein is a process for producing a pipe insulated with polyurethane foam, where (a) isocyanates are mixed with (b) polyols, (c) blowing agent including at least one aliphatic, halogenated hydrocarbon compound (c1), made up of from 2 to 5 carbon atoms, at least one hydrogen atom and at least one fluorine and/or chlorine atom, where the compound (c1) includes at least one carbon-carbon double bond, (d) catalyst including N,N-dialkylbenzylamine, optionally (e) chain extenders and/or crosslinkers and optionally (f) auxiliaries and additives to give a reaction mixture, the reaction mixture is applied to a pipe for media and is allowed to cure to give the polyurethane foam. Also described herein is an insulated pipe obtained by such a process and a method of using such an insulated pipe as insulated composite wall pipe for district heating or district cooling networks laid in the ground.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: May 14, 2024
    Assignee: BASF SE
    Inventors: Gianpaolo Tomasi, Roman Laubgan, Alex Popov, Carsten Ellersiek, Christof Grieser-Schmitz
  • Patent number: 11958935
    Abstract: A polyurethane insulation foam composition is disclosed herein. The polyurethane insulation foam comprises: (i) an aromatic isocyanate compound; (ii) an isocyanate reactive compound; (iii) water; (iv) a tertiary amine compound; (v) a hydrophilic carboxylic acid compound; (vi) a halogenated olefin compound; (vii) a stabilizing compound, and (vii) optionally, other additives.
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: April 16, 2024
    Inventors: Yangjun Cai, Lifeng Wu, Sachchida Singh, Yun-Shan Liu
  • Patent number: 11952491
    Abstract: A rigid polyurethane foam formulation comprising a polyol composition comprising, by weight based on the weight of the polyol composition, more than 70% of at least one polyester polyol having an average hydroxyl number of from 150 to less than 300 mg KOH/g and an average functionality of at least 2; a blowing agent comprising water and an auxiliary blowing agent; a silicone copolymer surfactant; from 1% to 5% by weight based on the weight of the polyol composition, of a cyclic siloxane having a surface tension less than 21 dynes/cm at 25° C., wherein the weight ratio of the cyclic siloxane to the silicone copolymer surfactant is from 0.6 to less than 2.27; a catalyst, and optionally a flame retardant; and a polyisocyanate; such that the isocyanate index is in the range of from 180 to 500; a rigid polyurethane foam formed from the foam formulation; and a method of forming a rigid polyurethane foam.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: April 9, 2024
    Assignees: Dow Global Technologies LLC, DOW TURKIYE KIMYA SANAYI VE TICARET LTD SIRKETI
    Inventors: Rossella Riccio, Elena Ferrari, Luigi Bertucelli, Esma Atlandi, Giuseppe Vairo
  • Patent number: 11952454
    Abstract: Processes for preparing a polymer polyol (PMPO) in which a base polyol is continuously produced in a continuous base polyol reactor, the base polyol is continuously discharged from the continuous base polyol reactor; the base polyol is continuously introduced to a continuous PMPO reactor, which is different from the continuous base polyol reactor, and PMPO is continuously removed from the PMPO reactor. Production plant configured to carry out such processes are also described.
    Type: Grant
    Filed: February 16, 2022
    Date of Patent: April 9, 2024
    Assignee: COVESTRO LLC
    Inventors: Rick Adkins, Jack Reese
  • Patent number: 11926079
    Abstract: The present invention is related to a foam fabric comprised of foam particles, a foaming agent, an antibacterial agent, a filler and a glue and methods of making it. The foaming agent is comprised eg of azodicarbonamide, triazinyl triazine, ethanolamine and aluminum potassium sulfate; the antibacterial agent is comprised eg of 2,4,4?-trichloro-2?-hydroxydiphenyl ether and ethylene oxide; the filler is chosen eg from titanium dioxide, iron oxide, mica powder and combinations thereof; and the glue is comprised of eg a rosin resin and an epoxy composite resin, wherein the epoxy composite resin is comprised of an epoxy resin, a terpene resin, aluminum oxide, polybutene and an emulsifier and a solvent.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: March 12, 2024
    Assignee: Taikone Technologies Inc.
    Inventor: Andrew Lung
  • Patent number: 11920016
    Abstract: This invention relates to thermoset, thermal insulating panel, pour-in-place and pour-in-place foams having desirable and unexpectedly low thermal conductivity, and to compositions, method and systems which use and/or are used to make such foams comprising: (a) providing thermosetting foam forming component and a blowing agent for forming predominantly closed cells in the foam, wherein the blowing agent comprises: (i) cis-1,1,1,4,4,4-hexafluoro-2-butene (HFO-1336mzzm(Z)) and cyclopentane, with the HFO-1336mzzm(Z) and cyclopentane in the blowing agent together comprising at least about 50% by weight of the total of all components in the blowing agent and (ii) the weight ratio of HFO-1336mzzm(Z) to cyclopentane in the blowing agent is from about 45:55 to less than 68:32 and (b) forming foam from said provided foamable composition.
    Type: Grant
    Filed: November 10, 2021
    Date of Patent: March 5, 2024
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Bin Yu, Mary C. Bogdan, David John Williams, Yiu Keung Ling
  • Patent number: 11919994
    Abstract: The invention relates to a method for producing soft polyurethane foam obtained by reacting a composition containing a component A1 containing at least one filled polyol, a component A2 containing compounds reactive with isocyanates and having a hydroxyl value of ?20 to <100 mg KOH/g, the component A2 not containing any filled polyol, a component A3 containing water and/or at least one physical blowing agent, a component A4 containing auxiliary agents and additives, and a component B containing di- and/or polyisocyanates, characterized in that the reaction occurs in the presence of 0.5 to 3 parts by weight of an organic urea derivative as component C, which is obtained by reacting urea with a difunctional amine having a number-average molecular weight of 200 to 1000 g/mol. The invention also relates to a soft polyurethane foam obtainable by the method.
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: March 5, 2024
    Assignee: Covestro Deutschland AG
    Inventors: Matthaeus Gossner, Peter Haas, Michael Schedler, Sven Meyer-Ahrens, Lutz Brassat
  • Patent number: 11884005
    Abstract: Methods for manufacturing articles of footwear are provided. In various aspects, the methods comprise utilizing additive manufacturing methods with foam particles. In some aspects, the disclosed methods comprise selectively depositing a binding material on foam particles in a target area such that the binding material coats at least a portion of defining surfaces of the foam particles with the binding material. The binding material is then cured to affix foam particles in the target area to one another. In various aspects, the disclosed methods can be used to manufacturer articles with sub-regions that differential levels of affixing between the foam particles, and thereby resulting in sub-regions with different properties such as density, resilience, and/or flexural modulus. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present disclosure.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: January 30, 2024
    Assignee: NIKE, Inc.
    Inventors: Jay Constantinou, Harleigh Doremus, Luis Folgar, Brandon Kvamme, Denis Schiller
  • Patent number: 11773204
    Abstract: The present invention relates to the field of products known as solid surface. In particular, the present invention relates to a precursor liquid composition of a solid surface material, the solid composition formed from said liquid composition and their manufacturing processes.
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: October 3, 2023
    Assignee: Arcesso Dynamics
    Inventor: Ernesto Monton Martin
  • Patent number: 11673987
    Abstract: The invention discloses one method of producing polyether polymer dispersant and polyether polymer, wherein the dispersant is a copolymer macromolecule prepared by the propylene oxide or ethylene oxide with an average molecular weight of 6000 to 20000, with containing at least one benzene ring group and one polymerizable carbon-carbon double or triple bond polymer. The preparation method of the dispersant is: synthesizing a basic polyether polyol, adding a cyclic dicarboxylic anhydride into the polyether polyol, then the polyether polyol is reacted with an epoxy compound with the polymerizable double bond, and capping with an epoxy compound to obtain the dispersant; preparing the polymer polyol by the basic polyol, an unsaturated vinyl monomer styrene and acrylonitrile, a polymerization initiator, the dispersant and an optional chain transfer agent; the basic polyether is a polyether polyol with a functionality of 3 to 8.
    Type: Grant
    Filed: January 19, 2020
    Date of Patent: June 13, 2023
    Assignee: Huaian Bud Polyurethane Science & Technology Co., Ltd
    Inventors: Weixin Qi, Baocheng Zhao, Yong Han, Bing Hu, Suling Wei
  • Patent number: 11634557
    Abstract: The present invention provides moldable, fully scalable cellulose silica-based hydrogels for use as low-cost and safe carriers and aqueous viscosity modifiers in various industrial and medical applications.
    Type: Grant
    Filed: December 10, 2019
    Date of Patent: April 25, 2023
    Assignee: THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY
    Inventors: Eric A. Appel, Anthony C Yu
  • Patent number: 11622636
    Abstract: A foam mattress in which a layer of latex or latex-like foam placed above a layer of memory foam is described. This construction of the mattress provides the contouring pressure relief that a visco-elastic foam provides with a top surface with quick recovery (a latex-like “bounce”) that prevents people from getting “stuck” in the visco-elastic foam and improves the springiness of the mattress. The mattress may also include straps and cinches to aid in transportation of the mattress. The mattress may also include removable covers that aid in keeping the mattress clean.
    Type: Grant
    Filed: December 3, 2021
    Date of Patent: April 11, 2023
    Assignee: Casper Sleep Inc.
    Inventors: Philip Krim, Neil Parikh, Jeff Chapin
  • Patent number: 11562725
    Abstract: Acoustic dampeners, methods of making acoustic dampener, and uses thereof are described. The acoustic dampener includes a polymer foam article; and a metal-organic framework portion. The metal-organic framework portion comprises a metal-organic framework in a polymer matrix. The metal-organic framework portion is adhered to, or otherwise coupled to or included with, the polymer foam article. Such an acoustic dampener can be used in a computer equipment cabinet.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: January 24, 2023
    Assignee: International Business Machines Corporation
    Inventors: Joseph Kuczynski, Rebecca Morones, Sarah K. Czaplewski-Campbell, Melissa K. Miller
  • Patent number: 11485816
    Abstract: Flexible polyurethane foams are made by reacting a hydrophilic quasi-prepolymer, water and a polymer polyol in the presence of a silicone surfactant and an ethylene oxide/higher alkylene oxide block copolymer. The foams exhibit desirably low densities and compression sets, and have good thermal and moisture-wicking properties. The foams are useful in bedding and other comfort applications in which they are exposed to body heat and bear at least a portion of the weight of the user. The thermal and moisture wicking properties contribute to perceived comfort for the user.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: November 1, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Yasmin Srivastava, William Koonce
  • Patent number: 11447594
    Abstract: The present invention relates to a process for producing translucent polyurethane and polyisocyanurate foams by reaction of a component A comprising A1 at least one polyol reactive with the component B; A2 optionally at least one amine; A3 water and optionally formic acid; A4 at least one foam stabilizer; A5 optionally auxiliary and/or additive substances; A6 optionally at least one flame retardant; A7 at least one catalyst; and a component B comprising B1 at least one aliphatic or cycloaliphatic polyisocyanate component or a combination thereof; and B2 optionally at least one hydrophilized isocyanate; and B3 less than 20 parts by weight of an aromatic polyisocyanate component, wherein the parts by weight of B3 are based on the sum of the parts by weight of B1 to B3 normalized to 100 parts by weight, characterized in that the reaction of the component A with the component B is carried out at an isocyanate index of at least 150, wherein the obtained translucent polyurethane and polyisocyanurate foams have a li
    Type: Grant
    Filed: March 26, 2018
    Date of Patent: September 20, 2022
    Assignee: Covestro Deutschland AG
    Inventors: Lutz Böhnke, Dirk Achten, Robert Maleika
  • Patent number: 11421063
    Abstract: This invention relates to novel preformed stabilizers in which a portion of the polymer control agent is recovered and comprises from 10 to 1500 ppm of an inhibitor. This invention also relates to a process for preparing these preformed stabilizers, and to polymer polyols comprising these novel preformed stabilizers macromers and to a process for preparing polymer polyols comprising these novel preformed stabilizers. The present invention also relates to polyurethane foams comprising these polymer polyols, and to processes for preparing these polyurethane foams.
    Type: Grant
    Filed: October 10, 2019
    Date of Patent: August 23, 2022
    Assignee: Covestro LLC
    Inventor: Rick L. Adkins
  • Patent number: 11292868
    Abstract: The present invention relates to a process for preparing polyurethanes by mixing a) polyisocyanate, b) a mixture obtainable by introducing an alkali metal or alkaline earth metal salt into a compound comprising urethane groups, c) compounds comprising one or more epoxide groups, and, optionally, d) polyol, e) chain extenders, and f) fillers and further additives to form a reaction mixture and fully reacting the mixture to give the polyurethane, where the amount of alkali metal or alkaline earth metal ions per equivalent urethane groups in the compound (b) is 0.0001 to 3.5. The present invention further relates to a polyurethane obtainable by such a process, and to the use of such a polyurethane for producing bodywork components for vehicles.
    Type: Grant
    Filed: November 19, 2014
    Date of Patent: April 5, 2022
    Assignee: BASF SE
    Inventors: Julia Goeschel, Markus Schuette, Berend Eling
  • Patent number: 11286330
    Abstract: The present invention is concerned with a new macromer for use in polymer polyol dispersions, and also with a process for preparing a new macromer of this kind.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: March 29, 2022
    Assignee: BASF SE
    Inventors: Dejan Petrovic, Christian Koenig
  • Patent number: 11214647
    Abstract: There is described a process for producing a free-rise polyurethane foam having a density of less than or equal to about 0.75 pcf. the process comprises the steps of: (a) contacting: (i) an isocyanate, (ii) a first polyol comprising a first polymer chain consisting essentially of propylene oxide units and alkylene oxide units selected from ethylene oxide, butylene oxide and mixtures thereof in a weight ratio of propylene oxide units to alkylene oxide units in the range of from about 90:10 to about 25:75, the polymer chain being terminally capped with the ethylene oxide units, the first polyol having a primary hydroxyl content of at least about 70% based on the total hydroxyl content of the first polyol, (iii) water (iv) a surfactant and (v) a catalyst to form a foamable reaction mixture; and (b) expanding the foamable reaction mixture to produce the free-rise polyurethane foam.
    Type: Grant
    Filed: April 29, 2019
    Date of Patent: January 4, 2022
    Inventors: Jing Zhang, Dorota Ulman
  • Patent number: 11202517
    Abstract: A foam mattress in which a layer of latex or latex-like foam placed above a layer of memory foam is described. This construction of the mattress provides the contouring pressure relief that a visco-elastic foam provides with a top surface with quick recovery (a latex-like “bounce”) that prevents people from getting “stuck” in the visco-elastic foam and improves the springiness of the mattress. The mattress may also include straps and cinches to aid in transportation of the mattress. The mattress may also include removable covers that aid in keeping the mattress clean.
    Type: Grant
    Filed: January 16, 2018
    Date of Patent: December 21, 2021
    Assignee: CASPER SLEEP INC.
    Inventors: Philip Krim, Neil Parikh, Jeff Chapin
  • Patent number: 11124595
    Abstract: A polyol composition is made by polymerizing a mixture of ethylene oxide and propylene oxide onto a mixture of at least one diol initiator and at least one triol initiator, followed by polymerizing 100% propylene oxide or a mixture of at least 90 weight percent propylene oxide and at most 10 weight percent ethylene oxide. The resulting polyol composition has a hydroxyl equivalent weight of 200 to 400 and an average nominal functionality of 2.05 to 2.95 hydroxyl groups/molecule. 5 to 30 percent of the hydroxyl groups of the coinitiated polyether polyol are primary hydroxyl groups and polymerized ethylene oxide constitutes 40 to 63 percent of the total weight of the coinitiated polyether polyol.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: September 21, 2021
    Assignee: Dow Global Technologies LLC
    Inventors: Hamideh Ahmadloo, Paul Cookson, Ricco B. Borella, Jean-Paul Masy, Lucie Porcelli, Francois Casati
  • Patent number: 11090863
    Abstract: Methods for manufacturing articles of footwear are provided. In various aspects, the methods comprise utilizing additive manufacturing methods with foam particles. In some aspects, the disclosed methods comprise selectively depositing a binding material on foam particles in a target area such that the binding material coats at least a portion of defining surfaces of the foam particles with the binding material. The binding material is then cured to affix foam particles in the target area to one another. In various aspects, the disclosed methods can be used to manufacturer articles with sub-regions that differential levels of affixing between the foam particles, and thereby resulting in sub-regions with different properties such as density, resilience, and/or flexural modulus. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present disclosure.
    Type: Grant
    Filed: November 22, 2019
    Date of Patent: August 17, 2021
    Assignee: NIKE, Inc.
    Inventors: Jay Constantinou, Harleigh Doremus, Luis Folgar, Brandon Kvamme, Denis Schiller
  • Patent number: 11078325
    Abstract: There is provided an oligomeric polyol composition having (a) an oligomeric network containing residues of at least one polyhydroxylated aromatic compound and residues of at least one polyol having at least three hydroxyl groups; and (b) a plurality of peripheral groups having one or more pendant hydroxyl groups bound to the oligomeric network by a plurality of linking units. The residues of the polyol may optionally contain one or more oxygen ether groups, one or more amino ether groups, or both of one or more oxygen ether groups and one or more amino ether groups. Reaction of the oligomeric polyols with isocyanate monomers affords a new class of polyurethanes having superior heat and water resistance. The new polyurethanes exhibit lower peak exotherms, typically less than 250° F. during in-mold polymerization.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: August 3, 2021
    Assignee: Presidium USA, Inc
    Inventors: James Henry Blumsom, Andrew John Tennant, James A. Cella, David Goldwasser, Daniel J. Brunelle, Stephen Burks, Richard Heggs
  • Patent number: 11074899
    Abstract: Acoustic dampeners, methods of making acoustic dampener, and uses thereof are described. The acoustic dampener includes a polymer foam article; and a metal-organic framework portion. The metal-organic framework portion comprises a metal-organic framework in a polymer matrix. The metal-organic framework portion is adhered to, or otherwise coupled to or included with, the polymer foam article. Such an acoustic dampener can be used in a computer equipment cabinet.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: July 27, 2021
    Assignee: International Business Machines Corporation
    Inventors: Joseph Kuczynski, Rebecca Morones, Sarah K. Czaplewski-Campbell, Melissa K. Miller
  • Patent number: 11072680
    Abstract: There is provided an oligomeric polyol composition having (a) an oligomeric network containing residues of at least one polyhydroxylated aromatic compound and residues of at least one polyol having at least three hydroxyl groups; and (b) a plurality of peripheral groups having one or more pendant hydroxyl groups bound to the oligomeric network by a plurality of linking units. The residues of the polyol may optionally contain one or more oxygen ether groups, one or more amino ether groups, or both of one or more oxygen ether groups and one or more amino ether groups. Reaction of the oligomeric polyols with isocyanate monomers affords a new class of polyurethanes having superior heat and water resistance. The new polyurethanes exhibit lower peak exotherms, typically less than 250° F. during in-mold polymerization.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: July 27, 2021
    Assignee: Presidium USA, Inc.
    Inventors: James Henry Blumsom, Andrew John Tennant, James A. Cella, David Goldwasser, Daniel J. Brunelle, Stephen Burks, Richard Heggs
  • Patent number: 11072679
    Abstract: There is provided an oligomeric polyol composition having (a) an oligomeric network containing residues of at least one polyhydroxylated aromatic compound and residues of at least one polyol having at least three hydroxyl groups; and (b) a plurality of peripheral groups having one or more pendant hydroxyl groups bound to the oligomeric network by a plurality of linking units. The residues of the polyol may optionally contain one or more oxygen ether groups, one or more amino ether groups, or both of one or more oxygen ether groups and one or more amino ether groups. Reaction of the oligomeric polyols with isocyanate monomers affords a new class of polyurethanes having superior heat and water resistance. The new polyurethanes exhibit lower peak exotherms, typically less than 250° F. during in-mold polymerization.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: July 27, 2021
    Assignee: Presidium USA, Inc
    Inventors: James Henry Blumsom, Andrew John Tennant, James A. Cella, David Goldwasser, Daniel J. Brunelle, Stephen Burks, Richard Heggs
  • Patent number: 11066511
    Abstract: There is provided an oligomeric polyol composition having (a) an oligomeric network containing residues of at least one polyhydroxylated aromatic compound and residues of at least one polyol having at least three hydroxyl groups; and (b) a plurality of peripheral groups having one or more pendant hydroxyl groups bound to the oligomeric network by a plurality of linking units. The residues of the polyol may optionally contain one or more oxygen ether groups, one or more amino ether groups, or both of one or more oxygen ether groups and one or more amino ether groups. Reaction of the oligomeric polyols with isocyanate monomers affords a new class of polyurethanes having superior heat and water resistance. The new polyurethanes exhibit lower peak exotherms, typically less than 250° F. during in-mold polymerization.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: July 20, 2021
    Assignee: Presidium USA, Inc.
    Inventors: James Henry Blumsom, Andrew John Tennant, James A. Cella, David Goldwasser, Daniel J. Brunelle, Stephen Burks, Richard Heggs
  • Patent number: 11066512
    Abstract: There is provided an oligomeric polyol composition having (a) an oligomeric network containing residues of at least one polyhydroxylated aromatic compound and residues of at least one polyol having at least three hydroxyl groups; and (b) a plurality of peripheral groups having one or more pendant hydroxyl groups bound to the oligomeric network by a plurality of linking units. The residues of the polyol may optionally contain one or more oxygen ether groups, one or more amino ether groups, or both of one or more oxygen ether groups and one or more amino ether groups. Reaction of the oligomeric polyols with isocyanate monomers affords a new class of polyurethanes having superior heat and water resistance. The new polyurethanes exhibit lower peak exotherms, typically less than 250° F. during in-mold polymerization.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: July 20, 2021
    Assignee: Presidium USA, Inc.
    Inventors: James Henry Blumsom, Andrew John Tennant, James A. Cella, David Goldwasser, Daniel J. Brunelle, Stephen Burks, Richard Heggs
  • Patent number: 11046807
    Abstract: The invention relates to a process for preparing a flame-resistant polymer-modified polyol having a solids content of 1 to 65 wt. % wherein (i) at least one polyisocyanate and (ii) an olamine are reacted in (iii) a base polyol having at least two active hydrogen containing groups of which more than 50% are primary active hydrogen containing groups and wherein the olamine has at least one phosphonic ester group attached to a tertiary nitrogen atom and contains at least two hydroxyl groups. The invention further relates to a flame-resistant polymer-modified polyol obtainable with the process of the invention, to a process for preparing optionally foamed plastics using the polymer-modified polyol of the invention, and to the use of a polymer-modified polyol for the preparation of flexible polyurethane foams.
    Type: Grant
    Filed: August 17, 2016
    Date of Patent: June 29, 2021
    Assignee: PCC ROKITA SA
    Inventors: Marcin Tomczak, Herve Wuilay, Michal Salasa, Lukasz Makula, Kevin Pickin, Uwe Storzer
  • Patent number: 11041041
    Abstract: High resiliency polyurethane foam is made from a polyether polyol having an equivalent weight of at least 1000. At least a portion of the polyether polyol is one or more random copolymer(s) formed by polymerizing a mixture of 70 to 95% by weight propylene oxide and 5 to 30% by weight ethylene oxide onto an initiator compound. The random copolymer(s) has a nominal hydroxyl functionality of at least 5, a hydroxyl equivalent weight of at least 1500 g/equivalent and no more than 0.01 milliequivalents per gram of terminal unsaturation. The randomly polymerized propylene oxide and ethylene oxide constitute at least 80% of the total weight of the random copolymer. At least 70% of the hydroxyl groups of the random copolymer are secondary hydroxyls.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: June 22, 2021
    Assignee: Dow Global Technologies LLC
    Inventors: David A. Babb, Jean-Paul Masy
  • Patent number: 10982039
    Abstract: The invention relates to a method for producing PUR/PIR rigid foam materials, having the steps of reacting at least one polyester polyol (a), which can be obtained by reacting a. I.) at least one cyclic carboxylic acid anhydride; a.2.) at least one low-molecular dial with a molecular mass of 62 to 450 Da; and a.3.) at least one alkylene oxide; by esterifying the components a.I.) and a.2.) and subsequently oxalkylating the resulting carboxylic acid half-ester using component a.3.); wherein at least the oxalkylation is carried out using a.4.) at least one amine catalyst in which (the) nitrogen atom(s) is/are part of an aromatic ring system, with (b) at least one polyisocyanate-containing component, (c) at least one propellant, (d) at least one or more catalysts, (e) optionally at one flameproofing agent and/or other auxiliary agents, and (f) optionally at least one additional compound with at least two groups which are reactive towards isocyanates and which differ from polyester polyol (a).
    Type: Grant
    Filed: November 23, 2016
    Date of Patent: April 20, 2021
    Assignee: Covestro Deutschland AG
    Inventors: Hartmut Nefzger, Torsten Hagen, Klaus Lorenz, Rene Abels
  • Patent number: 10894857
    Abstract: A method of forming a polyurethane foam article includes the step of forming a resin composition. The resin composition includes a polyol component, an amine catalyst, and a blowing component. The blowing component includes a hydrofluoroolefin and formic acid. The method also includes the steps of combining the resin composition, a recycled resin composition, and an isocyanate component to form a reaction mixture and discharging the reaction mixture to form the polyurethane foam article.
    Type: Grant
    Filed: March 9, 2016
    Date of Patent: January 19, 2021
    Assignee: BASF SE
    Inventors: Michael J. Krupa, Robert S. Coleman, David Shtern
  • Patent number: 10889681
    Abstract: A polyurethane catalyst comprises a sodium compound, the sodium compound being 1 to 60 wt % of the polyurethane catalyst by the mass percent, and further comprises a tertiary amine and/or pyridine compound. The sodium compound and the tertiary amine and/or pyridine compound achieve a synergistic effect; during the catalysis of the polymerization of isocyanate and polyalcohol, the speed of the polymerization reaction is increased; and the prepared polyurethane material has excellent physical properties, does not contain any heavy metal element at all, is an environment-friendly catalyst, solves the technical problem of ensuring environmental protection, safety and the catalytic efficiency of the polyurethane catalyst, and is particularly applicable to the preparation of polyurethane synthetic leather resin slurry, a polyurethane elastomer (prepolymer), a polyurethane coating, a polyurethane adhesive, a polyurethane composite material, flexible polyurethane foam, and a rigid polyurethane material.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: January 12, 2021
    Inventors: Yi Guo, Shaojuan Huang, Haoming Zhang
  • Patent number: 10815353
    Abstract: A composition for a single-component polyurethane foam and a method of using the same. The composition comprises a polyether or polyester or a combination thereof with functionality 2 and a hydroxyl number between about 22 mgKOH/g and about 374 mgKOH/g, a polyether or polyester or a combination thereof with functionality 3 and a hydroxyl number between about 84 mgKOH/g and about 842 mgKOH/g, a fire-retarding agent, a silicone stabilizer, a catalyst, polymeric diphenylmethane diisocyanate, a dimethyl ether, propane, isobutane or a combination thereof, and 1,1-difluoroethane or any other Freon, or any combination thereof.
    Type: Grant
    Filed: April 18, 2019
    Date of Patent: October 27, 2020
    Inventors: Konstantin Dragan, Vitalii Titorov
  • Patent number: 10766998
    Abstract: This invention relates to a process for preparing a flexible polyurethane foam in which the isocyanate-reactive component comprises a specific isocyanate-reactive component. The invention also relates to flexible polyurethane foam wherein the isocyanate-reactive comprises the specific isocyanate-reactive component.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: September 8, 2020
    Assignee: Covestro LLC
    Inventors: Nigel Barksby, Brian L. Neal
  • Patent number: 10767008
    Abstract: This invention relates to polymer polyols which comprise one or more base polyols, at least one preformed stabilizer, one or more ethylenically unsaturated monomers, and, in the presence of at least one free radical polymerization catalyst, and optionally, one or more polymer control agents. The base polyol of these polymer polyols comprises one or more amine initiated polyols. The present invention also relates to processes for preparing these polymer polyols, to foams prepared from these polymer polyols, and to processes for producing foams from these polymer polyols.
    Type: Grant
    Filed: January 16, 2017
    Date of Patent: September 8, 2020
    Assignee: Covestro LLC
    Inventor: Rick L. Adkins
  • Patent number: 10767009
    Abstract: Polyether polyols are made by a process that includes a continuous addition of starter and alkylene oxide. The feed of starter is discontinued when 80 to 95% of the alkylene oxide has been fed to the reactor. This process produces a product with a narrow molecular weight distribution.
    Type: Grant
    Filed: June 20, 2016
    Date of Patent: September 8, 2020
    Assignee: Covestro LLC
    Inventors: Jean-Paul Masy, Carlos M. Villa, David A. Babb, John W. Weston, Sweta Somasi
  • Patent number: 10633481
    Abstract: Polyurea systems comprising: (a) an amino-functional aspartic ester of the general formula (I) wherein X represents an n-valent organic radical derived from a corresponding n-functional primary amine X(NH2)n, R1 and R2 each independently represent an organic radical having no Zerevitinov active hydrogens and n represents an integer of at least 2; and (b) an isocyanate functional prepolymer having a residual monomer content of less than 1% by weight, the prepolymer prepared by reacting: (b1) an aliphatic isocyante; and (b2) a polyol component having a number average molecular weight of ?400 g/mol and an average OH functionality of 2 to 6, wherein the polyol component comprises one or more constituents selected from the group consisting of polyester polyols, polyester-polyether polyols and mixtures thereof; processes for making the same; postoperative adhesions barriers prepared therewith and dispensing systems for such polyurea systems.
    Type: Grant
    Filed: March 2, 2015
    Date of Patent: April 28, 2020
    Assignee: Adhesys Medical GmbH
    Inventors: Heike Heckroth, Hartmut Nefzger, Christian Wamprecht
  • Patent number: 10590257
    Abstract: The present invention provides moldable, fully scalable cellulose silica-based hydrogels for use as low-cost and safe carriers and aqueous viscosity modifiers in various industrial and medical applications.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: March 17, 2020
    Assignee: THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY
    Inventors: Eric A. Appel, Anthony C Yu
  • Patent number: 10479953
    Abstract: The present disclosure relates to emulsifying agents produced from succinic acids or anhydrides and polyalkylene glycols. The present disclosure also relates to lubricating oils containing such emulsifying agents. The emulsifying agent provides a lubricating oil that is substantially free of an aqueous layer after about 24 hours when tested according to ASTM D7563-10.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: November 19, 2019
    Assignee: AFTON CHEMICAL CORPORATION
    Inventors: Andrew Yeung, Anthony Jarvis, Matthew Ross
  • Patent number: 10457790
    Abstract: A method of manufacturing a polishing pad includes producing an urethane prepolymer having a viscosity of 20,000 cps (at 25° C.) to 40,000 cps (at 25° C.) by mixing a plurality of polymers, mixing the urethane prepolymer with an inert gas and a low-boiling blowing agent having a boiling point of 60° C. to 150° C., and manufacturing a polishing layer including porous pores by causing a mixture produced at the mixing to be subjected to gelation and curing in a predetermined cast.
    Type: Grant
    Filed: April 6, 2016
    Date of Patent: October 29, 2019
    Assignee: KPX CHEMICAL CO., LTD.
    Inventors: Seung-Geun Kim, Hak-Su Kang, Jeong-Seon Choo, Dae-Han Jung, Gi-Young Park
  • Patent number: 10427391
    Abstract: A novel formulation for preparing a polyurethane foam with low density, desirable hardness, good appearance, and good adhesion to a polymer film without compromising the processing properties of the formulation; and a process for preparing a multilayer structure made of the polyurethane foam.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: October 1, 2019
    Assignee: Dow Quimica Mexicana S.A. de C.V.
    Inventor: Juan Hernandez Garcia
  • Patent number: 10421845
    Abstract: A method of manufacturing a polishing pad includes producing an urethane prepolymer having a viscosity of 20,000 cps (at 25° C.) to 40,000 cps (at 25° C.) by mixing a plurality of polymers, mixing the urethane prepolymer with an inert gas and a low-boiling blowing agent having a boiling point of 60° C. to 150° C., and manufacturing a polishing layer including porous pores by causing a mixture produced at the mixing to be subjected to gelation and curing in a predetermined cast.
    Type: Grant
    Filed: April 6, 2016
    Date of Patent: September 24, 2019
    Assignee: KPX CHEMICAL CO., LTD.
    Inventors: Seung-Geun Kim, Hak-Su Kang, Jeong-Seon Choo, Dae-Han Jung, Gi-Young Park
  • Patent number: 10421832
    Abstract: Tertiary amine catalysts having isocyanate reactive groups capable of forming thermally stable covalent bonds able to withstand temperatures from 120° C. and higher and up to 250° C. are disclosed. These catalyst can be used to produce polyurethane foam having the following desirable characteristics: a) very low chemical emissions over a wide range of environmental conditions and isocyanate indexes (e.g., indexes as low as 65 but higher than 60); b) sufficient hydrolytic stability to maintain the catalyst covalently bound to foam without leaching of tertiary amine catalyst when foam is exposed to water or aqueous solutions even at temperatures higher than ambient (temperature range 25° C. to 90° C.
    Type: Grant
    Filed: September 11, 2015
    Date of Patent: September 24, 2019
    Assignee: Evonik Degussa GmbH
    Inventors: Juan Jesus Burdeniuc, Torsten Panitzsch, Renee Jo Keller
  • Patent number: 10336879
    Abstract: A rigid polyurethane foam which has ultrafine cells, has a low thermal conductivity of 0.0190 W/(m·K) or lower, exhibits excellent heat insulating properties and flame retardancy, and has very little impact on global warming, without using a special apparatus such as a gas loading device. Provided is a rigid polyurethane foam which is obtained by mixing and reacting raw materials including a polyol, a polyisocyanate, a blowing agent, and a catalyst. The rigid polyurethane foam contains the polyol containing a polyester polyol having an aromatic component concentration of 17-35 wt. %, and a non-amine-based polyether polyol and/or an aromatic amine-based polyether polyol; the polyisocyanate in which MDI/TDI are mixed at a ratio of 4/6 to 9/1; and the blowing agent containing a halogenated olefin.
    Type: Grant
    Filed: February 24, 2016
    Date of Patent: July 2, 2019
    Assignee: ACHILLES CORPORATION
    Inventors: Takeshi Kurita, Yamato Koike
  • Patent number: 10294336
    Abstract: The present invention relates to the synthesis of polymer polyols in unsaturated polyols as liquid phase, polymer polyols and their use.
    Type: Grant
    Filed: November 26, 2015
    Date of Patent: May 21, 2019
    Assignee: BASF SE
    Inventors: Christian Koenig, Andreas Emge, Iran Otero Martinez
  • Patent number: 10232533
    Abstract: A method for making a low density foamed article includes placing a desired amount of thermoplastic polyurethane foam beads in a cavity of an injection mold and closing the mold; combining in an extruder connected to the mold a molten polymer selected from the group consisting of thermoplastic polyurethane elastomers and thermoplastic ethylene-vinyl acetate copolymers with both a physical or chemical blowing agent other than a supercritical fluid present in an amount up to about 15 wt % based on molten polymer weight and a supercritical fluid that is at least one of about 0.1 to about 5 weight percent of supercritical CO2 based on molten polymer weight or about 0.1 to about 4 weight percent of supercritical N2 based on molten polymer weight, to form a mixture and injecting the mixture into the mold and foaming the mixture to form the low density foamed article.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: March 19, 2019
    Assignee: Nike, Inc.
    Inventor: Hossein A. Baghdadi
  • Patent number: 10227467
    Abstract: Foamed thermoplastic elastomeric polyurethane and ethylene-vinyl acetate copolymer articles are made with a combination of a supercritical fluid and a non-supercritical fluid blowing agent.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: March 12, 2019
    Assignee: Nike, Inc.
    Inventor: Hossein A. Baghdadi