Patents by Inventor Volker Kasack

Volker Kasack 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).

  • Hydrophobic silica
    Patent number: 7282236
    Abstract: Methods of making hydrophobic, pyrogenically produced silica having a tamped density, of 55 to 200 g/l. Said silica is produced by hydrophobizing pyrogenically produced silica by reaction with a halogen free silane and then compacting it with means consisting of a roller compactor or a belt filter press. The silica may be used for the production of dispersions.
    Type: Grant
    Filed: July 18, 2003
    Date of Patent: October 16, 2007
    Assignee: Degussa GmbH
    Inventors: Günther Michael, Volker Kasack, Rüdiger Nowak
  • Hydrophobic silica
    Publication number: 20070202030
    Abstract: Hydrophobic, pyrogenically produced silica having a tamped density of 55 to 200 g/l is produced by hydrophobizing pyrogenically produced silica and then compacting it. The silica may be used for the production of dispersions.
    Type: Application
    Filed: April 27, 2007
    Publication date: August 30, 2007
    Inventors: Gunther Michael, Volker Kasack, Rudiger Nowak
  • Hydrophobic silica
    Publication number: 20040024070
    Abstract: Hydrophobic, pyrogenically produced silica having a tamped density of 55 to 200 g/l is produced by hydrophobizing pyrogenically produced silica and then compacting it. The silica may be used for the production of dispersions.
    Type: Application
    Filed: July 18, 2003
    Publication date: February 5, 2004
    Inventors: Gunther Michael, Volker Kasack, Rudiger Nowak
  • Hydrophobic silica
    Publication number: 20020037936
    Abstract: Hydrophobic, pyrogenically produced silica having a tamped density of 55 to 200 g/l is produced by hydrophobizing pyrogenically produced silica and then compacting it. The silica may be used for the production of dispersions.
    Type: Application
    Filed: December 20, 2000
    Publication date: March 28, 2002
    Inventors: Gunther Michael, Volker Kasack, Rudiger Nowak