Patents by Inventor Donald L. St. Aubin

Donald L. St. Aubin 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).

  • Flexible aryl alkyl epoxy resins, their amine resin derivatives and their use in electrodeposition coatings
    Patent number: 4857567
    Abstract: A series of oligomeric adducts of diols and diepoxides are disclosed which are precursors of amine resins for use in electrodeposition coatings. The adducts are epoxide-alcohol addition products of a polyaromatic and/or a mono-aromatic diol and a polyaromatic bis-glycidyl ether, and/or a monoaromatic bis-glycidyl ether and/or an alkoxy arylene bis-glycidyl ether, thioether or amine. The coatings which include amine resin, cross linking agent, grind resin and pigment exhibit excellent corrosion resistance.
    Type: Grant
    Filed: July 24, 1987
    Date of Patent: August 15, 1989
    Assignee: BASF Corporation, Inmont Division
    Inventors: James A. Laugal, Glenn E. Martin, Donald L. St. Aubin, Gerald G. Wold