Patents by Inventor Frederick M. Drauschke

Frederick M. Drauschke 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).

  • Primer/membrane barrier system
    Patent number: 6689460
    Abstract: An exemplary primer/membrane package system comprises (a) a membrane comprising a carrier sheet and a pressure-sensitive adhesive thereon; and (b) an aqueous dispersion primer composition operative to promote adhesion between a construction surface and the membrane. The primer composition comprises at least two of an acetate, maleate, and acrylate, and has a viscosity of 200-2000 cp and more preferably 400-800 cp (Brookfield/#5 spindle/50 rpm, 25° C).
    Type: Grant
    Filed: June 14, 2001
    Date of Patent: February 10, 2004
    Assignee: W. R. Grace & Co.-Conn.
    Inventors: Jianye Wen, Frederick M. Drauschke, Salvador Crespo
  • Primer/membrane barrier system
    Publication number: 20030003314
    Abstract: An exemplary primer/membrane package system comprises (a) a membrane comprising a carrier sheet and a pressure-sensitive adhesive thereon; and (b) an aqueous dispersion primer composition operative to promote adhesion between a construction surface and the membrane. The primer composition comprises at least two of an acetate, maleate, and acrylate, and has a viscosity of 200-2000 cp and more preferably 400-800 cp (Brookfield/#5 spindle/50 rpm, 25° C).
    Type: Application
    Filed: June 14, 2001
    Publication date: January 2, 2003
    Inventors: Jianye Wen, Frederick M. Drauschke