Patents by Inventor Monika Förster

Monika Förster 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).

  • Production of polyoxymethylene and suitable catalysts
    Patent number: 7112651
    Abstract: A process is described for preparing polyoxymethylene by contacting a formaldehyde source with a catalyst of the formula I [ML1aL2b]cm+Zc·m/nn???(I) where M is a metal of group VIII; L1 is a ligand having at least one ?-electron pair; each L2 is independently tetrahydrofuran or a ligand which is displaceable by tetrahydrofuran; Z is an anion; a is 1 or 2; b is an integer from 0 to 4; c is 1 or 2; and m and n are integers from 1 to 4.
    Type: Grant
    Filed: April 10, 2003
    Date of Patent: September 26, 2006
    Assignee: BASF Aktiengesellschaft
    Inventors: Hans-Helmut Görtz, Gerrit Luinstra, Monika Förster, Andreas Baumann, Ekkehard Lindner