Patents by Inventor Stefanie Volkmer

Stefanie Volkmer 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).

  • Iodonium salt photoinitiators containing urethane groups for cationic curing
    Patent number: 6380277
    Abstract: The present invention relates to iodonium salts containing urethane groups of reduced crystallization tendency, to a process for their preparation, and to their use for the radiation curing of cationically curing compositions.
    Type: Grant
    Filed: September 19, 2000
    Date of Patent: April 30, 2002
    Assignee: Goldschmidt AG
    Inventors: Sascha Oestreich, Andreas Weier, Stefanie Volkmer