Patents by Inventor Kenneth I. Wyllie

Kenneth I. Wyllie 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).

  • Monomer/solvent purification
    Patent number: 4339623
    Abstract: A purification process for monomers and solvents used in the production of polymers by solution polymerization comprises supplying impure monomer and solvent to a distillation column which rejects light and heavy impurities from the top and bottom respectively and which dries the monomer-solvent mixture by azeotropic distillation, and withdrawing a pure monomer solvent vapor as a side stream from a point intermediate the top and bottom of the column.
    Type: Grant
    Filed: January 26, 1981
    Date of Patent: July 13, 1982
    Assignee: The International Synthetic Rubber Company, Limited
    Inventors: Peter J. Morgan, Kenneth I. Wyllie