Patents by Inventor Bernd Nussdorfer

Bernd Nussdorfer 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).

  • Method for manufacturing shaped parts by polymerization of lactams in molds
    Patent number: 5998571
    Abstract: A method for manufacturing shaped parts by polymerization of lactams in a mold includes the steps of providing a melt consisting of at least one catalyst, at least one activator, and amino-terminated polyethers in a mold and providing as the catalyst a 17% by weight solution of sodium lactamate in an amount of 1.0 weight-% to 3.8 weight-%.
    Type: Grant
    Filed: July 27, 1998
    Date of Patent: December 7, 1999
    Assignee: G. Schwartz GmbH & Co. KG
    Inventor: Bernd Nussdorfer