Patents by Inventor Karl-August Jung

Karl-August Jung 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).

  • Flow improvement in the processing of PVC blends to be modified for impact strength
    Patent number: 5185404
    Abstract: This invention relates to the flow improvement of compositions containing PVC to be modified for impact resistance, such as PVC-ABS polymer blends, during their processing, for example during injection molding, in processing machines by polymers based on alkyl methacrylate that are made up of at least 50 wt. % methyl methacrylate and with 2 to 50 wt. % C.sub.2-8 -alkyl methacrylates as monomers, with molecular weights Mw in the range of 2,000 to .ltoreq.20,000 g/mol.
    Type: Grant
    Filed: July 31, 1991
    Date of Patent: February 9, 1993
    Assignee: Rohm GmbH Chemische Fabrik
    Inventors: Karl J. Folsch, Klaus Frank, Karl-August Jung