Patents by Inventor Heinz Kronke

Heinz Kronke 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).

  • Aqueous nitrocellulose/alkyd resin dispersion
    Patent number: 4177172
    Abstract: Aqueous dispersion of a binder for coating compositions comprising 5-35% by weight of nitrocellulose, 0-30% by weight, based on (a) of plasticizer, 5-50% by weight of alkyd resin, 30-80% by weight of water, 0.5-10% by weight of emulsifier, and optionally 4-40% by weight of a urea resin and/or melamine resin.
    Type: Grant
    Filed: December 14, 1978
    Date of Patent: December 4, 1979
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hans-Joachim Traenckner, John Goossens, Wolfgang Kremer, Heinz Kronke