Patents by Inventor David E. Stark

David E. Stark 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).

  • Textile latex
    Patent number: 6007893
    Abstract: A textile coating composition which has a fast drying rate is disclosed. The coating composition comprises an aryl vinyl monomer, an aliphatic conjugated diene monomer, and an acrylamide-based monomer. The coating composition exhibits a Complete Drying Temperature of less than about 140.degree. C.
    Type: Grant
    Filed: May 22, 1997
    Date of Patent: December 28, 1999
    Assignee: Reichhold Chemicals, Inc.
    Inventors: Michael P. Merkel, David E. Stark
  • Repulpable moisture vapor barrier
    Patent number: 5897411
    Abstract: The present invention provides a repulpable moisture vapor barrier. The moisture vapor barrier comprises a resin latex and a hydrophobic component having a crystalline platelet structure. Suitable resin latexes include polystyrene, styrene-acrylonitrile, styrene-acrylonitrile-butadiene, styrene acrylates, styrene-butadiene, carboxylated styrene butadiene, polyvinyl chloride, polyvinyl acetate, waterborne polyurethanes, alkyl acrylates, polyvinylidene chloride, ethyl vinyl chloride, and copolymers and terpolymers thereof. Preferably the hydrophobic component is suspended in means for suspending the component such as fully hydrolyzed polyvinyl alcohol.
    Type: Grant
    Filed: October 1, 1997
    Date of Patent: April 27, 1999
    Assignee: Reichhold Chemicals, Inc.
    Inventors: David E. Stark, Charles D. Rowe