Patents by Inventor Ronald Alan Epstein

Ronald Alan Epstein 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 for propylene polymerization
    Patent number: 7504352
    Abstract: A catalyst for use in the formation of polypropylene is disclosed that comprises a titanium compound having at least one titanium-halogen bond, supported on an activated, amorphous magnesium dihalide support that is essentially free of alkoxy functionality, with a titanium metal content of no more than about 2 wt %, based on the weight of the support, and an internal donor component.
    Type: Grant
    Filed: May 3, 2002
    Date of Patent: March 17, 2009
    Assignee: Basell Polidefine Italia s.r.l.
    Inventors: Ronald Alan Epstein, William Thomas Wallack
  • Catalyst for propylene polymerization
    Publication number: 20040152589
    Abstract: A catalyst for use in the formation of polypropylene is disclosed that comprises a titanium compound having at least one titanium-halogen bond, supported on an activated, amorphous magnesium dihalide support that is essentially free of alkoxy functionality, with a titanium metal content of no more than about 2 wt %, based on the weight of the support, and an internal donor component.
    Type: Application
    Filed: March 25, 2004
    Publication date: August 5, 2004
    Inventors: Ronald Alan Epstein, William Thomas Wallack