Patents by Inventor Ivan BERAZIANKA

Ivan BERAZIANKA 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).

  • Process for preparing high-reactivity isobutene homo- or copolymers
    Patent number: 10975175
    Abstract: The present invention relates to a novel process for preparing high-reactivity isobutene homo- or copolymers with a content of terminal vinylidene double bonds per polyisobutene chain end of at least 70 mol %. The present invention further relates to novel isobutene polymers.
    Type: Grant
    Filed: July 14, 2017
    Date of Patent: April 13, 2021
    Assignee: BASF SE
    Inventors: Rosa Corberan Roc, Klaus Muehlbach, Thomas Wettling, Sergei V. Kostjuk, Irina Vasilenko, Dmitryi Shiman, Ivan Berazianka
  • PROCESS FOR PREPARING HIGH-REACTIVITY ISOBUTENE HOMO- OR COPOLYMERS
    Publication number: 20190284313
    Abstract: The present invention relates to a novel process for preparing high-reactivity isobutene homo- or copolymers with a content of terminal vinylidene double bonds per polyisobutene chain end of at least 70 mol %. The present invention further relates to novel isobutene polymers.
    Type: Application
    Filed: July 14, 2017
    Publication date: September 19, 2019
    Applicant: BASF SE
    Inventors: Rosa CORBERAN ROC, Klaus MUEHLBACH, Thomas WETTLING, Sergei V. KOSTJUK, Irina VASILENKO, Dmitryi SHIMAN, Ivan BERAZIANKA