Patents by Inventor John E. Braid

John E. Braid 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).

  • Peroxygen compounds
    Patent number: 4233462
    Abstract: The invention relates to novel ketone peroxides compositions containing them and processes for producing the peroxides and the compositions. The ketone peroxides are those with an alkoxy or hydroxy substituent in the .alpha.,.beta.- or .gamma.-position. The compositions contain (1) the peroxides and (2) water which may be in admixture with a hydrophobic or hydrophilic solvent or (3) a hydrophobic solvent. The peroxides are produced by reacting the .alpha.,.beta.- or .gamma.-alkoxy or hydroxy ketone with aqueous hydrogen peroxide and a source of hydrogen ions, for example a mineral acid.
    Type: Grant
    Filed: September 26, 1974
    Date of Patent: November 11, 1980
    Assignee: Laporte Chemicals Limited
    Inventors: Robert C. P. Cubbon, John E. Braid, Alfred E. Oates, Ronald Preston