Patents by Inventor James E. Sanborn

James E. Sanborn 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).

  • Tin (II) stabilizer for hydrogen peroxide
    Patent number: 5078672
    Abstract: A method for stabilizing hydrogen peroxide and the stabilized composition are claimed employing as a stabilizer a tin (II) salt of an acid selected from the group hydrofluoric acid, C6 to C17 saturated monocarboxylic acids and C2 to C6 saturated polycarboxylic acids, preferably oxalic acid. The tin content of hydrogen peroxide prepared from a tin (II) oxalate stock solution can be reduced by filtration to less than 1 mg/l if the tin oxalate stock solution has been properly aged.
    Type: Grant
    Filed: August 27, 1990
    Date of Patent: January 7, 1992
    Assignee: FMC Corporation
    Inventors: Edward F. Dougherty, Quentin G. Hopkins, James E. Sanborn, A. Thomas Weibel