Patents by Inventor Thomas Fryzel

Thomas Fryzel 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).

  • Method of neutralizing polysiloxanes containing acidic residuals
    Patent number: 7696293
    Abstract: A method of neutralizing a polysiloxane having acidic residuals is disclosed. The method involves contacting a polysiloxane having acidic residuals with a carbon solid, and separating the carbon solid from the polysiloxane. This invention is particularly useful to neutralize residual acid polymerization catalysts in organopolysiloxanes.
    Type: Grant
    Filed: April 11, 2006
    Date of Patent: April 13, 2010
    Assignee: Dow Corning Corporation
    Inventors: Philip Adams, Thomas Fryzel, Steven Gregg, Robert Phillips
  • Method of neutralizing polysiloxanes containing acidic residuals
    Publication number: 20060264602
    Abstract: A method of neutralizing a polysiloxane having acidic residuals is disclosed. The method involves contacting a polysiloxane having acidic residuals with a carbon solid, and separating the carbon solid from the polysiloxane. This invention is particularly useful to neutralize residual acid polymerization catalysts in organopolysiloxanes.
    Type: Application
    Filed: April 11, 2006
    Publication date: November 23, 2006
    Inventors: Philip Adams, Thomas Fryzel, Steven Gregg, Robert Phillips