Patents by Inventor Paul J. Marcatntonio

Paul J. Marcatntonio 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).

  • Zeolite Y alkylation catalysts
    Patent number: 7563937
    Abstract: The present invention is directed to a zeolite Y catalyst having a controlled macropore structure. The present invention is also directed to a zeolite Y catalyst composite and a process for preparing the catalyst composite. The catalyst composite exhibits reduced deactivation rates during the alkylation process, thereby increasing the life of the catalyst. The present invention is also directed to processes for the preparation of carbonated, overbased aromatic sulfonates, which processes comprise alkylation, carbonation of aromatic hydrocarbons with one or more olefins.
    Type: Grant
    Filed: February 15, 2006
    Date of Patent: July 21, 2009
    Assignees: Chevron Oronite Company LLC, Chevron Oronite S.A.
    Inventors: Thomas V. Harris, Curt B. Campbell, Paul J. Marcatntonio, Pierre Tequi, Jean-Louis Le Coent