Patents by Inventor Thomas von Oppenkowski

Thomas von Oppenkowski 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).

  • Bismuth-Containing Catalytic System for Polymerising Polymers
    Publication number: 20110184119
    Abstract: Bismuth-containing catalytic systems, formed using inorganic particles coated with at least one inorganic or organic bismuth compound that is catalytically active when polymerising polymers, characterised in that the inorganic bismuth compound is selected from the group comprising bismuth oxychloride, bismuth hydroxo-sulphate and bismuth carbonate, and in that the organic bismuth compound is selected from the group comprising bismuth acetate, bismuth benzoate, bismuth citrate, bismuth lactate and bismuth phthalate.
    Type: Application
    Filed: January 24, 2011
    Publication date: July 28, 2011
    Inventors: Stephan Bloess, Thomas von Oppenkowski, Peter Gross