Patents by Inventor Rainer Kleimann

Rainer Kleimann 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 producing scratch resistant coatings and its use, in particular for producing multilayered coats of enamel
    Patent number: 6261645
    Abstract: The present invention relates to a process for producing scratch-resistant coatings which comprises applying a coating composition which in the cured state has a storage modulus E′ in the rubber-elastic range of at least 107.6 Pa and a loss factor tan &dgr; at 20° C. of not more than 0.10, the storage modulus E′0 and the loss factor having been measured by dynamic mechanical thermoanalysis on homogeneous free films having a film thickness of 40±10 &mgr;m. The present invention additionally relates to the use of the process for producing multicoat finishes and also to coating compositions suitable for this process.
    Type: Grant
    Filed: November 5, 1999
    Date of Patent: July 17, 2001
    Assignee: BASF Coatings AG
    Inventors: Peter Betz, Uwe Meisenburg, Rainer Kleimann, Karl-Heinz Joost, Andrea Hesselmaier