Patents by Inventor Christian Kurt Böttger

Christian Kurt Böttger 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).

  • Patent number: 7150046
    Abstract: Protective clothing comprises at least one protective material including an array of one or more superposed layers of woven fabric, wherein each fabric layer is flexible and includes at least one fabric, made of yarns having a strength of at least 900 MPa, that is joined to at least one polymer film, and wherein the protective material has an outer surface facing the side of attack and an inner surface facing away from the side of attack, wherein the protective material also has at least one layer of felt, placed in every case on one of the fabric layers.
    Type: Grant
    Filed: October 19, 2002
    Date of Patent: December 19, 2006
    Assignee: Teijin Twaron GmbH
    Inventors: Christian Kurt Böttger, Joe Krummel
  • Patent number: 7132131
    Abstract: A method for producing a hydrophobically finished aramid fabric includes at least a) providing an aramid yarn, b) applying a water-repellent agent to the aramid yarn, c) drying the aramid yarn resulting from step b), d) producing a fabric from the aramid yarn resulting from step c), and e) heat treating the fabric. The fabric is used to produce an antiballistically effective article. The v50 values for the hydrophobically finished fabrics of the invention are in the wet state higher than, and in the dry state at least as high as or higher than, the values for hydrophobically finished fabrics not of the invention in the wet and dry states, respectively.
    Type: Grant
    Filed: September 8, 2003
    Date of Patent: November 7, 2006
    Assignee: Teijin Twaron GmbH
    Inventors: Christian Kurt Böttger, Rüdiger Hartert, Kurt Rainer Stolze, Jan Jager, Henk van de Ven, Peter Gerard Akker