Patents by Inventor Fabian KNAPPICH

Fabian KNAPPICH 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).

  • Method for recycling polyolefin containing waste
    Patent number: 10934410
    Abstract: Disclosed is a method for recycling polyolefin containing waste by using a solvent with a specific Hansen parameter and contacting this mixture with a liquid filtration aid before separating the polyolefin from the mixture. The method includes the steps of mixing the polyolefin containing waste with a solvent having a Hansen parameter ?H from 0.0 to 3.0 MPa1/2; contacting this mixture with a liquid filtration aid having a Hansen parameter ?H>4.0 MPa1/2; and separating the polyolefin from the mixture.
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: March 2, 2021
    Assignee: Fraunhofer-Gesellschaft zur förderung der angewandten Forschung e.V.
    Inventors: Andreas Mäurer, Martin Schlummer, Fabian Knappich, Tanja Fell, Arthur Berrang
  • METHOD FOR RECYCLING POLYOLEFIN CONTAINING WASTE
    Publication number: 20190233609
    Abstract: The invention refers to a method for recycling polyolefin containing waste by using a solvent with a specific Hansen parameter and contacting this mixture with a liquid filtration aid before separating the polyolefm from the mixture. The method comprises the following steps: Mixing the polyolefm containing waste with a solvent having a Hansen parameter ?H from 0.0 to 3.0 M Pa1/2; Contacting this mixture with a liquid filtration aid having a Hansen parameter ?H>4.0 M Pa1/2; and Separating the polyolefin from the mixture.
    Type: Application
    Filed: September 13, 2017
    Publication date: August 1, 2019
    Applicant: FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E. V.
    Inventors: Andreas MÄURER, Martin SCHLUMMER, Fabian KNAPPICH, Tanja FELL, Arthur BERRANG