Patents Assigned to INVISTA NORTH AMERCA S.A R .L
  • SOLVENT FREE AQUEOUS POLYURETHANE DISPERSIONS AND ADHESIVE FILMS THEREFROM FOR STRETCH FABRICS
    Publication number: 20070213457
    Abstract: Novel aqueous polyurethane dispersions and adhesive films formed therefrom are provided. The aqueous polyurethane dispersions are provided in solvent-free systems of a prepolymer comprising at least one polyether or polyester polyol, a mixture of MDI isomers, and a diol. The adhesive films from such dispersions can be heat-activated for bonding, lamination, and adhesion of textile fabrics, including stretch fabrics.
    Type: Application
    Filed: May 14, 2007
    Publication date: September 13, 2007
    Applicant: INVISTA NORTH AMERCA S.A R .L
    Inventors: Hong Liu, Carmen Covelli, Douglas Farmer