Patents by Inventor Matthaeus Rank

Matthaeus Rank 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).

  • Process for the preparation of coatings from polyurethane single component systems and steam
    Patent number: 4816542
    Abstract: The present invention relates to a process for the preparation of coatings by reacting polyurethane single component systems, which preferably contain at least one prepolymer containing NCO groups in bonded form and a latent hardener, whereby the polyurethane single component system is mixed with steam at a temperature from 100.degree. C. to 500.degree. C., and fed under a pressure of 0.5 to 10 bars, and finally sprayed using a general spray method. The coatings so formed cure bubble free independent of the moisture content of the surroundings and without exhibiting coating mass runoff.
    Type: Grant
    Filed: May 13, 1988
    Date of Patent: March 28, 1989
    Assignee: Elastogran Polyurethane GmbH
    Inventors: Herbert Liebl, Peter Roche, Matthaeus Rank