Patents by Inventor Sandra Grego

Sandra Grego 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 PRODUCTION OF AROMATIC URETHANES
    Publication number: 20110237823
    Abstract: A continuous process for the production of an aromatic urethane from the reaction of an aromatic amine and an organic carbonate comprising the steps of passing the aromatic amine and the organic carbonate through a fixed bed reactor containing a zinc carbonate catalyst to produce the aromatic urethane and collecting the aromatic urethane.
    Type: Application
    Filed: December 17, 2009
    Publication date: September 29, 2011
    Applicant: Dow Global Technologies LLC
    Inventors: Pietro Tundo, Sandra Grego, Maurizio Rigo, Renato Paludetto