Patents Assigned to National Starch and Chemical Company Investment Holding Corporation
  • Bioadhesive composition
    Patent number: 6284235
    Abstract: This invention relates to a method of producing a bioadhesive composition comprising the steps of preparing a solution of a solvent and a polymer mixture wherein the polymer mixture comprises at least one natural or synthetic polycarboxylated polymer and at least one polysaccharide; drying the solution to form a solid; and heat treating the solid to effect cross-linking and to form the bioadhesive composition.
    Type: Grant
    Filed: February 11, 2000
    Date of Patent: September 4, 2001
    Assignee: National Starch and Chemical Company Investment Holding Corporation
    Inventors: Paul B. Foreman, Paul Richardson, John Tsai, Jean Paul Remon, Jody Voorspoels, Dieter Ameye, Catherine Callens
  • Starch-based core products for use in rolled paper goods
    Patent number: 6284359
    Abstract: A biodegradable, water dispersible shaped core product useful in winding or rolling and storage of paper goods is provided by extruding starch which has a particle size of 800 to 1200 microns into an expanded, closed cell starch product.
    Type: Grant
    Filed: September 29, 1997
    Date of Patent: September 4, 2001
    Assignee: National Starch and Chemical Company Investment Holding Corporation
    Inventors: Richard R. Rose, Beth C. Tormey, Paul A. Altieri
  • Water vapor permeable, pressure sensitive adhesive composition
    Patent number: 6262329
    Abstract: A water vapor permeable, pressure sensitive adhesive composition comprising a hydrophilic, all acrylic polymer system, free of additives and having enhanced water vapor transmission which contains a significant high amount of hydroxyalkyl acrylate/methacrylate. This adhesive composition is particularly useful in surgical or medical dressing applications.
    Type: Grant
    Filed: January 9, 1995
    Date of Patent: July 17, 2001
    Assignee: National Starch & Chemical Company Investment Holding Corporation
    Inventors: Gerrit H. Brunsveld, Johannes T. Minnigh