Patents by Inventor Sabine Koemmelt

Sabine Koemmelt has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • COMPOSITE RESINS COMPRISING UNSATURATED PHOSPHATE COMPOUNDS
    Publication number: 20230407048
    Abstract: A reactive diluent system for composite resins contains a reactive diluent composition, which contains an organic phosphorus compound, and an accelerator system. The accelerator system contains at least one iron salt or complex, at least one transition metal salt or complex selected from cobalt and copper, and optionally at least one solvent.
    Type: Application
    Filed: October 4, 2021
    Publication date: December 21, 2023
    Applicant: Evonik Operations GmbH
    Inventors: Sabine KÖMMELT, Sebastian Bestgen, Margarita Stein, Elisabeth Clamer, Evert Jan Temmink
  • PRODUCTION OF POLYURETHANE FOAM
    Publication number: 20220056231
    Abstract: Compositions for producing a rigid polyurethane foam are described, comprising at least one isocyanate component, a polyol component, optionally a catalyst which catalyzes the formation of a urethane or isocyanurate bond, wherein the composition has hydrocarbons having 3, 4 or 5 carbon atoms, hydrofluorocarbons, hydrofluoroolefins (HFO), hydrohaloolefins, oxygen-containing blowing agents and/or chlorohydrocarbons as blowing agent, and also comprises acrylate and/or methacrylate copolymers as foam stabilizers.
    Type: Application
    Filed: August 2, 2021
    Publication date: February 24, 2022
    Applicant: Evonik Operations GmbH
    Inventors: Michael Wagner, Carsten Schiller, Michael Ferenz, Sarah Otto, Sabine Kömmelt
  • Method for producing monomers from isomeric mixtures
    Patent number: 10676454
    Abstract: A process produces a (meth)acrylate ester mixture. The process includes reacting a glycerol formal isomer mixture with an alkyl (meth)acrylate in the presence of a catalyst.
    Type: Grant
    Filed: January 30, 2017
    Date of Patent: June 9, 2020
    Assignee: Evonik Operations GmbH
    Inventors: Silvia Beyer, Gaurang Dave, Hans-Jürgen Dillmann, Volker Herzog, Joachim Knebel, Ralf Merbach, Thorben Schütz, Martin Trocha, Sabine Kömmelt, Patrik Hartmann
  • Method for producing monomers from isomeric mixtures
    Publication number: 20190031638
    Abstract: A process produces a (meth)acrylate ester mixture. The process includes reacting a glycerol formal isomer mixture with an alkyl (meth)acrylate in the presence of a catalyst.
    Type: Application
    Filed: January 30, 2017
    Publication date: January 31, 2019
    Applicant: Evonik Röhm GmbH
    Inventors: Silvia BEYER, Gaurang DAVE, Hans-Jürgen DILLMANN, Volker HERZOG, Joachim KNEBEL, Ralf MERBACH, Thorben SCHÜTZ, Martin TROCHA, Sabine KÖMMELT, Patrik HARTMANN
  • Reactive resins for cable sealing compounds
    Patent number: 9349500
    Abstract: The invention describes a composition, especially in the form of a 2-component system comprising (meth)acrylated polyether polyols and/or polyester polyols and/or (meth)acrylated hydroxy-functionalized triglycerides with an adjustable pot life, especially for cable potting compounds.
    Type: Grant
    Filed: May 21, 2012
    Date of Patent: May 24, 2016
    Assignee: Evonik Roehm GmbH
    Inventors: Sabine Koemmelt, Gerold Schmitt, Thorben Schuetz, Martina Ebert, Volker Herzog, Joachim Knebel, Mario Gomez Andreu
  • REACTIVE RESINS FOR CABLE SEALING COMPOUNDS
    Publication number: 20140045993
    Abstract: The invention describes a composition, especially in the form of a 2-component system comprising (meth)acrylated polyether polyols and/or polyester polyols and/or (meth)acrylated hydroxy-functionalized triglycerides with an adjustable pot life, especially for cable potting compounds.
    Type: Application
    Filed: May 21, 2012
    Publication date: February 13, 2014
    Applicant: Evonik Roehm GmbH
    Inventors: Sabine Koemmelt, Gerold Schmitt, Thorben Schuetz, Martina Ebert, Volker Herzog, Joachim Knebel, Mario Gomez Andreu