Patents by Inventor Gary T. Renola

Gary T. Renola 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 transitioning between incompatible polymerization catalysts
    Patent number: 5442019
    Abstract: This invention relates to a process for transitioning between incompatible polymerization catalyst systems. Particularly, the invention relates to a process for transitioning from an olefin polymerization reaction utilizing a traditional Ziegler-Natta catalyst system to a metallocene-olefin polymerization reaction.
    Type: Grant
    Filed: March 25, 1994
    Date of Patent: August 15, 1995
    Assignee: Exxon Chemical Company
    Inventors: Agapios K. Agapiou, Michael E. Muhle, Gary T. Renola