Patents by Inventor C. Wayne Noell

C. Wayne Noell 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).

  • Patent number: 4968839
    Abstract: A process for synthetically producing N,N-Dimethyl Glycine, commonly referred to as DMG, through the neutralization of N,N-dimethyl glycine sodium salt with sulfuric acid wherein the N,N-dimethyl glycine sodium salt is prepared by reacting formaldehyde, sodium bisulfite, dimethyl amine, and sodium cyanide followed by agitation with caustic soda beads. Through the preparation and intermediate steam distillation and isolation of N,N-Dimethylamino acetonitrile. The nitrile solution is subjected to caustic hydrolysis then is subsequently neutralized leaving DMG in methanol extraction solvent. The methanol is removed in an azeotropic distillation step to produce DMG in a high yield, low cost and excellent quality.
    Type: Grant
    Filed: August 16, 1989
    Date of Patent: November 6, 1990
    Assignee: Foodscience Corporation
    Inventor: C. Wayne Noell