Patents by Inventor Harald Guder

Harald Guder 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).

  • Patent number: 5468795
    Abstract: Priming composition containing a homogeneous liquid solution containing a polymeric material and at least one water-miscible solvent in an amount sufficient to provide adhesion between wet or dry road surface materials and adhesive coated articles. The priming composition allows the marking of roadways with pressure sensitive adhesive articles even on wet or damp roadway surfaces. Also a method for priming roadway surfaces.
    Type: Grant
    Filed: June 17, 1993
    Date of Patent: November 21, 1995
    Assignee: Minnesota Mining and Manufacturing Company
    Inventor: Harald Guder
  • Patent number: 4988420
    Abstract: The invention relates to a cathodically depositable aqueous electropaints which contain cationic amine-modified epoxy resins and are pigmented, with electroconductive carbon black and which, on deposition and crosslinking, provide electrophoroetically overcoatable coatings and contain as electroconductive carbon black a carbon black having an iodine absorption of 870-930 mg/g, a specific surface area (BET/N.sub.2) of 850-1,000 m.sup.2 /g, a pore volume (DBP) of 330-390 ml/100 g and an average particle size of 25-35 nm in an amount of 1.5 to 5.1% by weight--based on total solids.
    Type: Grant
    Filed: September 15, 1989
    Date of Patent: January 29, 1991
    Assignee: BASF Lacke & Farben Aktiengesellschaft
    Inventors: Wolfgang Batzill, Ulrich Heilmann, Hans J. Streitberger, Harald Guder, Fritz Beck
  • Patent number: 4906523
    Abstract: A composition that is a primer or adhesive for adherence of overcoating functional layers to inorganic oxide-containing substrate, particularly silicon oxide-containing substrates is described. The composition is particularly useful for the adherence of a pavement marking tape to a pavement.
    Type: Grant
    Filed: September 24, 1987
    Date of Patent: March 6, 1990
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Zayn Bilkadi, Harald Guder
  • Patent number: 4882090
    Abstract: The invention relates to cathodically depositable aqueous electropaints which contain cationic amine-modified epoxy resins and are pigmented with electroconductive carbon black and which, on deposition and crosslinking, provide electrophoretically overcoatable coatings and contain as electroconductive carbon black a carbon black having an iodine absorption of 870-930 mg/g, a specific surface area (BET/N.sub.2) of 850-1,000 m.sup.2 /g, a pore volume (DBP) of 330-390 ml/100 g and an average particle size of 25-35 nm in an amount of 1.5 to 5.1% by weight - based on total solids.
    Type: Grant
    Filed: August 17, 1987
    Date of Patent: November 21, 1989
    Assignee: BASF Lacke & Farben Aktiengesellschaft
    Inventors: Wolfgang Batzill, Ulrich Heilmann, Hans J. Streitberger, Harald Guder, Fritz Beck