Patents Assigned to Henkel Kommanditgeesellschaft auf Aktien
  • Quick-setting polyurethane hotmelt adhesive
    Patent number: 5994493
    Abstract: Reactive hotmelt adhesives based on liquid polyether polyols and/or polyester polyols and aromatic diols with at least one diisocyanate have a very low melt viscosity and high early strength. They are particularly suitable for the bonding of substrates of poor thermal conductivity, such as foams and nonwoven materials, and heat-sensitive substrates.
    Type: Grant
    Filed: December 3, 1996
    Date of Patent: November 30, 1999
    Assignee: Henkel Kommanditgeesellschaft auf Aktien
    Inventor: Michael Krebs