Patents by Inventor Dwayne E. Outlaw

Dwayne E. Outlaw 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).

  • Surface treated barium sulfate and method of preparing the same
    Patent number: 6194070
    Abstract: A method of preparing a surface treated barium sulfate product is disclosed which has improved dispersibility in end use applications such as polymeric formulations. The method includes mixing a silicon-hydride containing polysiloxane, in neat or in aqueous emulsion form, with a quantity of barium sulfate particles and then optionally drying the resultant mixture. The silicon-hydride containing polysiloxane is deposited on and chemically bonded to the surface of the barium sulfate particles.
    Type: Grant
    Filed: April 9, 1999
    Date of Patent: February 27, 2001
    Assignee: J. M. Huber Corporation
    Inventors: Thomas J. Lynch, Gary M. Freeman, Christina D. Prowell, Dwayne E. Outlaw