Patents by Inventor Eleanor A. Wasson

Eleanor A. Wasson 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).

  • Coating process
    Patent number: 4937114
    Abstract: An aluminium or tinned-steel can for carbonated beverage is protected by a low-temperature curing lacquer.The lacquer is applied as an aqueous coating formulation of ethylene maleic acid copolymer (containing KOH to promote decarboxylation) plus some poly(acrylic acid) to promote coherent-film-forming ability plus a diol cross-linking agent to reduce the water-sensitivity.The coated substrate is heat-cured at the relatively low temperature of 200.degree. C. for 10 minutes.
    Type: Grant
    Filed: May 8, 1989
    Date of Patent: June 26, 1990
    Assignee: National Research Development Corporation
    Inventors: Eleanor A. Wasson, John W. Nicholson