Patents by Inventor Kai Oliver Wirz

Kai Oliver Wirz 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).

  • POLYMERS FOR HYDROPHOBIC AND OLEOPHOBIC TEXTILE FINISHING
    Publication number: 20230235113
    Abstract: An aqueous emulsion contains a copolymer having three components: a) to c). Component a) has at least one biuret or isocyanurate substructure. Component b) is selected from polysiloxanes and polyhydrocarbons, preferably polysiloxanes. Component c) contains a hydrocarbon which is different from component b) and has at least 6 carbon atoms and not more than 3 heteroatoms selected from N, O, and S. Component b) is joined to 2 different or identical components a) via at least two positions.
    Type: Application
    Filed: April 3, 2023
    Publication date: July 27, 2023
    Applicant: Evonik Operations GmbH
    Inventors: Sadik Amajjahe, Gabriele Platte, Kai Oliver Wirz, Jörg Peggau, Sarah Radloff, Kathrin Stremmer
  • POLYMERS FOR HYDROPHOBIC AND OLEOPHOBIC TEXTILE FINISHING
    Publication number: 20190330407
    Abstract: The invention relates to copolymers comprising or consisting of, preferably consisting of three components: component a) having at least one biuret or isocyanurate substructure, component b) selected from polysiloxanes and polyhydrocarbons, preferably polysiloxanes, component c) comprising a hydrocarbon which is different from component b) and has at least 6 carbon atoms and not more than 3 heteroatoms selected from the group of N, 0, S, where component b) is joined to 2 different or identical components a) via at least two positions; and to the preparation and use thereof for finishing of fabrics.
    Type: Application
    Filed: February 2, 2018
    Publication date: October 31, 2019
    Applicant: Evonik Degussa GmbH
    Inventors: Sadik Amajjahe, Gabriele Platte, Kai Oliver Wirz, Jörg Peggau, Sarah Radloff, Kathrin Stremmer
  • Carbosilane containing fire-extinguishing foam
    Patent number: 10307627
    Abstract: The invention relates to fire-extinguishing foams or concentrates, which include a carbohydrate containing silane surfactant.
    Type: Grant
    Filed: March 5, 2014
    Date of Patent: June 4, 2019
    Assignee: UNIVERSITÄT ZU KÖLN
    Inventors: Dirk Blunk, Ralf Helmut Hetzer, Richard Daniel Matthias Meisenheimer, Kai Oliver Wirz
  • CARBOSILANE CONTAINING FIRE-EXTINGUISHING FOAM
    Publication number: 20160001115
    Abstract: The invention relates to fire-extinguishing foams or concentrates, which include a carbohydrate containing silane surfactant.
    Type: Application
    Filed: March 5, 2014
    Publication date: January 7, 2016
    Applicant: UNIVERSITÄT ZU KÖLN
    Inventors: Dirk Blunk, Ralf Helmut Hetzer, Richard Daniel Matthias Meisenheimer, Kai Oliver Wirz