Patents by Inventor Roger A. Cheney

Roger A. Cheney 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).

  • Natural fiber-filled polyolefin composites
    Patent number: 6939903
    Abstract: A process for preparing a composite material is disclosed wherein the process comprises: A) sizing a natural fiber with a reactive organosilane; B) mixing the sized natural fiber with a polyolefin resin; and C) adding a functionalized polyolefin coupling agent to the mixture of the sized natural fiber and the polyolefin resin to provide said composite material.
    Type: Grant
    Filed: April 16, 2003
    Date of Patent: September 6, 2005
    Assignee: Crompton Corporation
    Inventors: William D. Sigworth, Roger A. Cheney, Louis M. Panzer, Henry L. Mei
  • Natural fiber-filled polyolefin composites
    Publication number: 20040072924
    Abstract: A process for preparing a composite material is disclosed wherein the process comprises:
    Type: Application
    Filed: April 16, 2003
    Publication date: April 15, 2004
    Applicant: CROMPTON CORPORATION
    Inventors: William D. Sigworth, Roger A. Cheney, Louis M. Panzer, Henry L. Mei