Patents by Inventor Mary K.A. Shoemake

Mary K.A. Shoemake 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).

  • Melamine-formaldehyde resins modified with dicyandiamide and sorbitol for impregnation of substrates for post-formable decorative laminates
    Patent number: 6001925
    Abstract: Modified melamine-formaldehyde resins prepared by reacting melamine with formaldehyde at a F:M molar ratio in the range of about 1.55:1-2.5:1 under alkaline conditions, wherein the resin is prepared in the presence of about 1-10 wt % dicyandiamide and about 1-10 wt % sorbitol based on the total weight of resin solids. The resins are used to impregnate substrates in the preparation of decorative laminates. The laminates can be used to produce, for example, furniture, countertops or flooring.
    Type: Grant
    Filed: January 14, 1998
    Date of Patent: December 14, 1999
    Assignee: Georgia-Pacific Resins, Inc.
    Inventors: Benjamin D. Gapud, Mary K.A. Shoemake, Eric A. Searcy