Patents by Inventor Michaela TANZER

Michaela TANZER 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 of stabilizing siloxanes having terminal hydroxy groups
    Patent number: 9150703
    Abstract: Siloxanes having terminal hydroxy groups, and which have a content of cyclic siloxanes of not more than 5% by weight, are stabilized by addition of ammonia in gaseous form or as a solution in a protic or aprotic solvent or in the form of an ammonia-releasing compound in amounts of at least 0.01 ppm by weight and not more than 100 ppm by weight, calculated as ammonia and based on the total weight of the siloxanes having terminal hydroxy groups. Ammonia in gaseous form is preferably used.
    Type: Grant
    Filed: July 18, 2014
    Date of Patent: October 6, 2015
    Assignee: Wacker Chemie AG
    Inventors: Agnes Baskakov, Gilbert Geisberger, Michaela Tanzer
  • Method Of Stabilizing Siloxanes Having Terminal Hydroxy Groups
    Publication number: 20150025189
    Abstract: Siloxanes having terminal hydroxy groups, and which have a content of cyclic siloxanes of not more than 5% by weight, are stabilized by addition of ammonia in gaseous form or as a solution in a protic or aprotic solvent or in the form of an ammonia-releasing compound in amounts of at least 0.01 ppm by weight and not more than 100 ppm by weight, calculated as ammonia and based on the total weight of the siloxanes having terminal hydroxy groups. Ammonia in gaseous form is preferably used.
    Type: Application
    Filed: July 18, 2014
    Publication date: January 22, 2015
    Inventors: Agnes BASKAKOV, Gilbert GEISBERGER, Michaela TANZER