Patents by Inventor Gerald Ladegourdie

Gerald Ladegourdie 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).

  • MODIFIED PHENOLIC RESINS
    Publication number: 20110269902
    Abstract: The present invention relates to modified phenolic resins which contain silicic acid ester units. The modified phenolic resins may, for example, be used as components of a foundry binder system. The invention also relates to a method for producing such modified phenolic resins and to two-component binder systems which contain these modified phenolic resins. The invention furthermore relates to methods for producing foundry molds and foundry cores which contain the modified phenolic resins, and to the foundry molds and foundry cores themselves.
    Type: Application
    Filed: August 19, 2009
    Publication date: November 3, 2011
    Applicant: Huttenes-Albertus Chemische Werke GmbH
    Inventors: David Strunk, Gerald Ladegourdie, Frank Lenzen