Patents Examined by Bernard D. Pienalto
  • Production of self-adhesive coatings on flat substrates
    Patent number: 4049847
    Abstract: Self-adhesive coatings are produced on sheet materials in a simple and particularly trouble-free manner by applying to said materials mixtures of1. acrylic ester copolymers containing polymerized units of unsaturated carboxylic acids or hydroxyl-containing vinyl monomers in addition to polymerized units of higher alkyl acrylates,2. melamine/formaldehyde resins and, optionally,3. solvents for components (1) and (2),And evaporating off any solvents.
    Type: Grant
    Filed: July 10, 1972
    Date of Patent: September 20, 1977
    Assignee: Badische Anilin- & Soda-Fabrik Aktiengesellschaft
    Inventors: Klaus Eisentraeger, Guenther Immel, Matthias Marx, Hans Reinhard, Herbert Spoor, Gerhard Storck