Patents by Inventor Ali Hotaman

Ali Hotaman 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 the manufacturing of vinyl acetate
    Patent number: 8993796
    Abstract: The present invention relates to a process for the separation of vinyl acetate from a gas mixture formed by the reaction of ethylene with acetic acid and oxygen in the gas phase over catalysts comprising palladium or palladium compounds.
    Type: Grant
    Filed: November 28, 2009
    Date of Patent: March 31, 2015
    Assignee: Celanese International Corporation
    Inventors: Bernd Rinne, Stefan Hess, Ali Hotaman, Michael J. Bayer, Berthold Nuber
  • PROCESS FOR THE MANUFACTURING OF VINYL ACETATE
    Publication number: 20120136170
    Abstract: The present invention relates to a process for the separation of vinyl acetate from a gas mixture formed by the reaction of ethylene with acetic acid and oxygen in the gas phase over catalysts comprising palladium or palladium compounds.
    Type: Application
    Filed: November 28, 2009
    Publication date: May 31, 2012
    Applicant: CELANESE CHEMICALS EUROPE GMBH
    Inventors: Bernd Rinne, Stefan Hess, Ali Hotaman, Michael J. Bayer, Berthold Nuber