Patents by Inventor Karl Schall

Karl Schall 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 for producing acylphosphine oxide solids
    Publication number: 20070167653
    Abstract: The present invention relates to a process for the preparation of solid acylphosphine oxides by converting an acylphosphine oxide which is in the form of a melt or in dispersed form into the solid state of aggregation with mechanical stress, shearing/internal agitation of the melt.
    Type: Application
    Filed: March 30, 2004
    Publication date: July 19, 2007
    Applicant: BASF Akiengesellschaft
    Inventors: Gerhard Bertlein, Karl Schall, Matthias Maase, Jorg Heilek, Dieter Baumann, Hermann Ascherl