Patents by Inventor Claude R. A. Soriaux

Claude R. A. Soriaux 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).

  • Process for the synthesis of tertiary phosphine oxides, and new tertiary phosphine oxides
    Patent number: 4473710
    Abstract: The invention relates to the synthesis of tertiary phosphine oxides and also to certain tertiary phosphine oxides.According to the invention, an organic phase containing a halogenomethyl derivative, an hydroxymethylphosphine oxide and a phase transfer catalyst is reacted, in an organic medium, with an aqueous phase containing an inorganic base. The halogenomethyl derivative can be a micromolecule or a macromolecule.Tertiary phosphine oxides are substances which are useful, in particular, in fireproofing, in hydrometallurgy and in the field of plant protection.
    Type: Grant
    Filed: June 11, 1982
    Date of Patent: September 25, 1984
    Assignee: Societe Nationale des Poudres et Explosifs
    Inventors: Jean-Claude C. G. Gautier, Sammy H. Chevalier, Claude R. A. Soriaux