Patents by Inventor ROLAND HINGMAN

ROLAND HINGMAN 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).

  • PROPYLENE POLYMERS
    Publication number: 20010012874
    Abstract: Propylene polymers containing a matrix of a propylene homopolymer and a copolymer of propylene and other alkenes, wherein, during the separation of the propylene polymers according to tacticity and comonomer distribution of the polymer chains, by first dissolving the propylene polymers in boiling xylene, then cooling the solution at a cooling rate of 10° C./h to 25° C.
    Type: Application
    Filed: June 16, 1998
    Publication date: August 9, 2001
    Inventors: STEPHAN HUFFER, JOACHIM ROSCH, FRANZ LANGHAUSER, DIETER LILGE, ROLAND HINGMAN