Patents by Inventor Robert Richard Phillips

Robert Richard Phillips 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).

  • Plasticized sulfonated ionomers
    Patent number: 6121356
    Abstract: In its broadest sense of the present invention comprises an aqueous emulsion containing water, a normally thermoplastic sulfonated polymer and a plasticizer that is substantially miscible in the polymer is, non-volatile and substantially insoluble in the water phase of the emulsion.The aqueous emulsion of the present invention is formed by polymerizing a sulfonate containing monomer with at least one non-sulfonate containing monomer in the aqueous phase in the presence of a free radical initiator and in the presence of a plasticizer that is substantially miscible in the polymer, is non-volatile and substantially water insoluble.
    Type: Grant
    Filed: September 9, 1994
    Date of Patent: September 19, 2000
    Assignee: Exxon Research and Engineering Company
    Inventors: Robert Dean Lundberg, Dennis George Peiffer, Robert Richard Phillips