Patents by Inventor Elina Hamalainen

Elina Hamalainen 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).

  • Supported Ziegler Natta procatalyst for ethylene polymerisation
    Patent number: 10457758
    Abstract: Supported Ziegler-Natta ethylene polymerization procatalyst comprising special bi-(oxygen containing ring) compounds as internal donor, as well as a process for preparing the same and use of such a procatalyst for preparing a catalyst system used in the polymerization of ethylene for producing high molecular weight polyethylenes.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: October 29, 2019
    Assignee: BOREALIS AG
    Inventors: Kumudini Jayaratne, Elina Hamalainen, Kalle Kallio