Patents by Inventor Fernando Reis Da Cunha

Fernando Reis Da Cunha 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).

  • CATALYST SUPPORTED ON ALUMINA FOR USE IN POLYMERIZATION OF OLEFINS AND METHOD OF PREPARING THEM
    Publication number: 20140038809
    Abstract: The present invention relates to a supported catalyst for the polymerization of olefins. More specifically, the present invention provides a catalyst comprising a spherical alumina support modified by the addition of a magnesium compound containing a magnesium alkoxide and the product of the reaction of it with a titanium halide. The present invention also relates to the method for preparing said supported catalyst.
    Type: Application
    Filed: December 22, 2011
    Publication date: February 6, 2014
    Applicant: PETROLEO BRASILEIRO S.A. - PETROBRAS
    Inventors: Luciana Bortolin Ramis, Fernando Reis Da Cunha, Rafael Silva Dias, Natalia Dantas Do Vale Batista