Patents by Inventor Katrin Nienkemper

Katrin Nienkemper 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).

  • Polyurethane-based pultrusion resin system
    Patent number: 8663414
    Abstract: The present invention relates to a pultrusion resin system, comprising (a) di- or polyisocyanates, (b) compounds having at least two groups reactive toward isocyanates, (c) catalyst, (d) polybasic acid with functionality greater than or equal to 2 and, optionally, (e) further auxiliaries and additives, where the boiling point of the polybasic acid is at least 200° C. at standard pressure and it is soluble in the compound having at least two groups reactive toward isocyanates. The invention further relates to a process for producing a pultrudate, and also to this pultrudate.
    Type: Grant
    Filed: November 30, 2010
    Date of Patent: March 4, 2014
    Assignee: BASF SE
    Inventors: Katrin Nienkemper, Bert Neuhaus, Daniela Fisser-Schmalkuche
  • POLYURETHANE-BASED PULTRUSION RESIN SYSTEM
    Publication number: 20120252973
    Abstract: The present invention relates to a pultrusion resin system, comprising (a) di- or polyisocyanates, (b) compounds having at least two groups reactive toward isocyanates, (c) catalyst, (d) polybasic acid with functionality greater than or equal to 2 and, optionally, (e) further auxiliaries and additives, where the boiling point of the polybasic acid is at least 200° C. at standard pressure and it is soluble in the compound having at least two groups reactive toward isocyanates. The invention further relates to a process for producing a pultrudate, and also to this pultrudate.
    Type: Application
    Filed: November 30, 2010
    Publication date: October 4, 2012
    Applicant: BASF SE
    Inventors: Katrin Nienkemper, Bert Neuhaus, Daniela Fisser-Schmalkuche