Patents by Inventor Solveig Johansonn

Solveig Johansonn 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).

  • Ziegler-Natta Catalyst and Its Use To Prepare Multimodal Polyolefin
    Publication number: 20100130705
    Abstract: The present invention provides a method for tailoring the molecular weight distribution of a multimodal (e.g. bimodal) ethylene polymer having a lower molecular weight component and a higher molecular weight component comprising polymerising ethylene and optionally at least one further alpha olefin in at least two stages, wherein at least one stage is carried out in a slurry phase in the presence of a Ziegler Natta catalyst comprising an electron donor which is an ether.
    Type: Application
    Filed: November 1, 2006
    Publication date: May 27, 2010
    Applicant: Borelis Technology OY
    Inventors: Jarmo Lindroos, Mats Backman, Thomas Garoff, Peter Idelmann, Solveig Johansonn, Young Soo Ko, Minna Stalhammar, Paivi Waldvogel