Patents by Inventor Kunigunde Kolbig

Kunigunde Kolbig 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).

  • Patent number: 5210162
    Abstract: A process for polymerizing polar compounds which have a C.dbd.C double bond in an .alpha.-position relative to a carbonyl or nitrile group, such as acrylic acid derivatives, which comprises polymerizing the polar compounds in the presence of organometallic compounds of silicon, germanium or tin as initiators together with a nucleophilic or electrophilic catalyst at temperatures in the range of from -100.degree. C. to +100.degree. C.
    Type: Grant
    Filed: December 23, 1991
    Date of Patent: May 11, 1993
    Assignee: Wacker-Chemie GmbH
    Inventors: Herbert Eck, Gerald Fleischmann, Kunigunde Kolbig, Alfred Prasse
  • Patent number: 4874638
    Abstract: A process for improving the adhesion of polymeric substances containing organic groups or composed of such groups to the surfaces of alkaline earth metal carbonates, which comprises applying an organic aprotic solvent solution containing at least one organosilicon compound having fluorine bonded directly to silicon and an average of not more than 1.8 SiC-bonded organic radicals per silicon atom to the surface of alkaline earth metal carbonates and removing the solvent before a polymeric substance containing organic groups is applied to the pretreated alkaline earth metal carbonate surface.
    Type: Grant
    Filed: March 21, 1988
    Date of Patent: October 17, 1989
    Assignee: Wacker-Chemie GmbH
    Inventors: Herbert Eck, Gerald Fleischmann, Alfred Prasse, Kunigunde Kolbig