Patents Examined by Randy P Gulakowski
  • Patent number: 11560452
    Abstract: The invention relates to epoxide-amine adducts obtainable by reaction of one or more primary amines (A) of general formula (I) Q-NH2??(I) with one or more monoepoxides (B) of general formula (II) wherein Q is a radical Rt-[OEt]n[OPr]m[OBu]s-, in which Rt is a radical selected from alkyl radicals having 1 to 6 carbon atoms, OEt is an ethylene oxide radical, OPr is a propylene oxide radical and OBu is a butylene oxide radical, n is a number from 0 to 100, m is a number from 3 to 50 and s is a number from 0 to 20 and n+m+s=3 to 170, R is an organic radical selected from aliphatic radicals having 4 to 24 carbon atoms, aromatic radicals having 6 to 18 carbon atoms and araliphatic radicals having 7 to 34 carbon atoms, and p is 0 or 1, wherein (i) the primary amine(s) (A) and the monoepoxide(s) (B) are reacted in an equivalents ratio (A):(B) of from 1:2 to 1:1.
    Type: Grant
    Filed: March 28, 2018
    Date of Patent: January 24, 2023
    Assignee: BYK-Chemie GmbH
    Inventors: Michael Bessel, Marcus Meichsner, Carsten Nagel, Maya Sanchez Y Sosa, Christian Biecker, Peter Stannek
  • Patent number: 11560448
    Abstract: A curable epoxy composition suitable for surface application, comprising one or more epoxy resin (s); 2, 4, 6-tribromophenyl end-capped tetrabromobisphenol A epoxy-based flame retardant; and phosphorus-containing compound selected from the group consisting of one or more of: ammonium polyphosphate; resorcinol bis (diphenyl phosphate); and liquid alkylated triphenyl phosphate ester. The composition is substantially Sb2O3-free.
    Type: Grant
    Filed: December 14, 2017
    Date of Patent: January 24, 2023
    Assignee: BROMINE COMPOUNDS LTD.
    Inventors: Meyrav Abecassis-Wolfovich, Smadar Swissa
  • Patent number: 11548976
    Abstract: A glycidyl amine epoxy resin(s) and a process for production of glycidyl amine epoxy resin(s) are disclosed. The glycidyl amine epoxy resin(s) is/are free from Bisphenol A (BPA) and Bisphenol F (BPF) and are based on AMES negative amine precursors.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: January 10, 2023
    Assignee: Aditya Birla Chemicals (Thailand) Limited
    Inventors: Pradip Kumar Dubey, Alok Khullar, Daniel Suckley, Thipa Naiyawat, Nok Noiphom, Dapawan Kunwong, Patcharin Samuthsen, Worakan Chamongkolpradit, Suphansa Noghan, Nalintip Changsarn
  • Patent number: 11548981
    Abstract: A polyphenylene ether having a predetermined structure.
    Type: Grant
    Filed: March 29, 2019
    Date of Patent: January 10, 2023
    Assignee: ASAHI KASEI KABUSHIKI KAISHA
    Inventors: Hiroshi Fukuoka, Shoji Otani, Katsuhiro Iwase, Masaaki Aramaki
  • Patent number: 11518844
    Abstract: Disclosed herein are methods of preparing an aminimide. An epoxy compound is reacted with a hydrazine compound comprising a trivalent nitrogen, and an anhydride functional material or a cyclic compound containing a carbonyl group and at least one heteroatom alpha to the carbonyl group at a temperature greater than 20° C. to form the aminimide. At least one of the epoxy compound and the anhydride functional material or the cyclic compound is polymeric.
    Type: Grant
    Filed: June 18, 2019
    Date of Patent: December 6, 2022
    Assignee: PPG Industries Ohio, Inc.
    Inventors: Hongying Zhou, Masayuki Nakajima, Shanti Swarup, Tien-Chieh Chao
  • Patent number: 11518845
    Abstract: The present disclosure provides a curing agent comprising a polyetheramine, a tertiary amine and an alkanolamine. The curing agent may be combined with an epoxy resin to form a curable composition which is capable of being applied to a substrate and cured to form a cured article.
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: December 6, 2022
    Assignee: Huntsman Petrochemical LLC
    Inventors: Wei-Yang Su, Hui Zhou
  • Patent number: 11505640
    Abstract: Provided is an alicyclic epoxy compound product used in applications for forming a cured product excellent in heat resistance and transparency. The alicyclic epoxy compound product according to an embodiment of the present invention includes 3,4-epoxycyclohexylmethyl(3,4-epoxy)cyclohexanecarboxylate, a purity of which is of not less than 98.5 wt. %, and each content of a compound represented by Formula (a) below, a compound represented by Formula (b) below, a compound represented by Formula (c) below, and a compound represented by Formula (d) below is not greater than 0.5 wt. %.
    Type: Grant
    Filed: January 8, 2019
    Date of Patent: November 22, 2022
    Assignee: DAICEL CORPORATION
    Inventors: Hirose Suzuki, Yoshito Nakai
  • Patent number: 11500290
    Abstract: An adhesion promoter composition comprising at least one of the following compounds: (a) a cyclic compound having the formula: (b) a non-cyclic compound having the formula: wherein R1 and R2 each independently represents a non-photoactive phenyl, a photoactive phenyl or a C1-C4 alkyl; R3 represents a non-photoactive phenyl; R4 represents a photoactive phenyl; W represents Si or Ge; n represents an integer of value greater than 1; m represents an integer between 0 and 1.
    Type: Grant
    Filed: November 13, 2018
    Date of Patent: November 15, 2022
    Assignee: International Business Machines Corporation
    Inventors: Dario Goldfarb, Bharat Kumar, Ekmini Anuja De Silva, Jing Guo
  • Patent number: 11492445
    Abstract: Embodiments of the present disclosure describe a method of synthesizing a glycidyl azide homopolymer comprising contacting a glycidyl azide monomer, an initiator, and a Lewis acid sufficient to form the glycidyl azide homopolymer; wherein the glycidyl azide homopolymer is directly polymerized from the glycidyl azide monomer. Embodiments of the present disclosure further describe a method of making a glycidyl azide polymer comprising contacting one or more of a glycidyl azide monomer, an epoxide monomer, carbon dioxide, an initiator, and a Lewis acid in a reaction medium to form a glycidyl azide polymer.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: November 8, 2022
    Assignee: KING ABDULLAH UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Xiaoshuang Feng, Senthil Boopathi, Nikolaos Hadjichristidis, Yves Gnanou
  • Patent number: 11492522
    Abstract: The embodiments described herein generally relate to methods and chemical compositions for coating substrates with a composition. In one embodiment, an adhesive composition is provided comprising a reaction product of a polyacid selected from the group consisting of an aromatic polyacid, an aliphatic polyacid, an aliphatic polyacid with an aromatic group, and combinations thereof, or a diglycidyl ether; and a polyamine; and one or more compounds selected from the group consisting of a branched aliphatic acid, a cyclic aliphatic acid with a cyclic aliphatic group, a linear aliphatic, and combinations thereof.
    Type: Grant
    Filed: June 21, 2017
    Date of Patent: November 8, 2022
    Assignee: HEXION INC.
    Inventors: Charles Zha, Jan Beetge, Leo Elder, John W. Green
  • Patent number: 11492440
    Abstract: Clearcoat compositions and methods for forming a clearcoat compositions are provided. In one example, a clearcoat composition includes a binder portion A that includes a polyaspartic ester resin. An activator portion B includes a polyol-modified isocyanate that is a reaction product of a polyisocyanate component and a polyol component. The polyol component includes polycaprolactone polyol.
    Type: Grant
    Filed: July 27, 2018
    Date of Patent: November 8, 2022
    Assignee: AXALTA COATING SYSTEMS IP CO., LLC
    Inventors: Mei Wen, Iain Harvey
  • Patent number: 11492544
    Abstract: The embodiments described herein generally relate to methods and chemical compositions for fracturing fluid applications. In one embodiment, a fracturing fluid composition is provided comprising a fracturing fluid and an additive composition including a reaction product of a diglycidyl ether or a polyacid selected from the group consisting of an aromatic polyacid, an aliphatic polyacid, an aliphatic polyacid with an aromatic group, and combinations thereof; and a polyamine; and one or more compounds selected from the group consisting of a branched aliphatic acid, a cyclic aliphatic acid with a cyclic aliphatic group, a linear aliphatic, and combinations thereof.
    Type: Grant
    Filed: October 11, 2017
    Date of Patent: November 8, 2022
    Assignee: HEXION INC.
    Inventors: Charles Zha, Jan Beetge
  • Patent number: 11479629
    Abstract: Provided is a method for the production of a crosslinked molded body containing polyaryletherketone (PAEK), comprising the steps of (a) providing a mixture comprising a PAEK and a crosslinker, (b) preparing a molded body from the mixture, and (c) thermally treating the molded body at a temperature at which PAEK crosslinks, thereby obtaining the crosslinked molded body, and wherein the crosslinker is a di(aminophenyl) compound comprising two aminophenyl rings, wherein the two aminophenyl rings are joined together via an aliphatic group having a carbocyclic rest.
    Type: Grant
    Filed: August 5, 2019
    Date of Patent: October 25, 2022
    Assignee: FREUDENBERG SE
    Inventors: Thomas Schauber, Marco Sutter, Anke Zeller, Kira Truxius, Christoph Krafft, Ivan Schmalzel, Michael Schmitt, Mirco Niklas, Stefan Behle, Juergen Wenzel, Bernd Havemann
  • Patent number: 11479631
    Abstract: The invention relates to a composition that contains a binary mixture of bisphenol F and propoxylated bisphenol F. The aim of the invention is to provide aromatic polyols for preparing polyurethane-based and polyisocyanurate-based polymers, which ensure good handling from a technical point of view and good miscibility with the isocyanate component and render the end product flameproof. For this purpose, the invention devises a composition, which contains a binary mixture of ethoxylated bisphenol F and propoxylated bisphenol F in a weight ratio of 20:80 to 80:20.
    Type: Grant
    Filed: May 28, 2019
    Date of Patent: October 25, 2022
    Inventors: Stephan Schröter, Pravin Kukkala, Ganapathy Viswanathan, Anthony Maiorana, Athina Kerkaidou
  • Patent number: 11453743
    Abstract: A thermoset epoxy resin, its preparing composition and making process are disclosed. In particular, the thermoset epoxy resin is glycidyl ether of diphenolic bis-carbamate and formed by curing a one component epoxy composition and has a general structure as shown in formula (1).
    Type: Grant
    Filed: June 5, 2020
    Date of Patent: September 27, 2022
    Assignee: CHANDA CHEMICAL CORP.
    Inventors: Chien-Hsin Wu, Ying-Chi Huang, Kuan-Ting Chen, Chia-Hsuan Lin, Sheng-Hong A. Dai, Ru-Jong Jeng
  • Patent number: 11447596
    Abstract: The present invention relates to a thermoplastic polyurethane obtainable or obtained by reacting a polyisocyanate composition, a chain extender, and a polyol composition, wherein the polyol composition comprises a polyol (P1) which has a molecular weight Mw in the range from 1500 to 2500 g/mol and has at least one aromatic polyester block (B1). The present invention further relates to a process for producing a shaped body comprising such a thermoplastic polyurethane, and to shaped bodies obtainable or obtained by a process of the invention.
    Type: Grant
    Filed: December 22, 2017
    Date of Patent: September 20, 2022
    Assignee: BASF SE
    Inventors: Sebastian Richter, Zeljko Tomovic, Kathrin Cohen
  • Patent number: 11447597
    Abstract: In various embodiments, a resin composition includes a urethane (meth)acrylate, a reactive diluent, and a urethane (meth)acrylate toughener. The urethane (meth)acrylate toughener includes at least one additional polyol having a number average molecular weight Mn of greater than 1,000 g/mol. Cured articles made from the resin composition have an average fracture toughness (KIc) value from 1 MPa*m1/2 to 3 MPa*m1/2 when measured in accordance with ASTM D5045. Processes for making the resin composition as well as processes using the resin composition are also provided.
    Type: Grant
    Filed: September 7, 2017
    Date of Patent: September 20, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Huifeng Qian, Rajat Duggal, Muhammad A. Shafi, Luigi Pellacani, Harshad M. Shah
  • Patent number: 11441030
    Abstract: Provided is a resin composition comprising: a polycarbonate resin (A) containing, as main repeating units, a unit (a-1) represented by the following formula (a-1) and a unit (a-2) represented by the following formula (a-2) (wherein, W represents a C1-20 alkylene group or a C6-20 cycloalkylene group, R represents a branched or linear-chain C1-20 alkyl group or a C6-20 cycloalkyl group optionally substituted, and m represents an integer of 0 to 10) and an acrylic resin (B), and the polycarbonate resin and the acrylic resin are in a weight ratio of 40:60 to 99:1, wherein the resin composition has a single glass transition temperature, which is in the range of 90° C. to 150° C., and the resin composition has excellent transparency, chemical resistance, surface hardness and heat resistance, and has a low photoelastic coefficient.
    Type: Grant
    Filed: September 21, 2016
    Date of Patent: September 13, 2022
    Assignee: TEIJIN LIMITED
    Inventors: Kenta Imazato, Shoichi Maekawa, Katsuhiro Yamanaka
  • Patent number: 11434319
    Abstract: Provided is a method of preparing a polymer polyol, including steps of: (a) polymerizing a polyol and a monomer in presence of a diluent to prepare a primary particle dispersed liquid; and (b) feeding an additional polyol and monomer into the primary particle dispersed liquid and polymerizing to prepare a secondary particle dispersed liquid.
    Type: Grant
    Filed: March 4, 2019
    Date of Patent: September 6, 2022
    Assignee: KOREA KUMHO PETROCHEMICAL CO., LTD.
    Inventors: Gi Jung Kim, Seul Gi Kim, Seung Moo Huh, Jin Woo Park
  • Patent number: 11427673
    Abstract: The present invention provides compositions comprising the reaction product of an aliphatic diisocyanate, and a reactive intermediate made from one selected from the group consisting of oxazolidinones, benzoic sulfimides (saccharins), 1H-indole-2,3-diones (isatins), succinamides, N-hydroxysuccinamides, 4-hydroxy-3-methoxybenzaldehydes (vanillins), ?-ketoamides, piperazines, benzofuranones, 3,4-dihydroxycyclobut-3-ene-1,2-diones (squaric acids), squaric acid esters, ?-ketoamides, anilines, and ?-ketoamide, phenols. The aliphatic diisocyanate comprises one selected from the group consisting of isocyanurates, biurets, iminooxadiazine diones, urethanes, uretdiones, carbodiimides, and allophanates. The resulting compositions may be useful in producing coatings, adhesives, sealants, castings, composites and films having durability, color stability, high gloss, and chemical resistance properties similar to those made from polyurethane.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: August 30, 2022
    Assignee: Covestro LLC
    Inventors: John Warner, Carmen Baldino, Justin Whitfield, Frederick Richard Kearney