Patents by Inventor Lara Dabrowski

Lara Dabrowski 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).

  • Defoamer formulation
    Patent number: 8426478
    Abstract: Formulation comprising hydrophobicized particles of silicon dioxide, mineral oil and one or more emulsifiers, where the hydrophobicized silicon dioxide is a fumed silicon dioxide, possesses a BET surface area of 200 to 300 m2/g, has on the surface of the particles O—Si—(CnH2n+1)3 groups, where n is 1 to 3 and where the (CnH2n+1) units are alike or different, has a carbon content of 1.5% to 5% by weight, based on the hydrophobic silicon dioxide, and is present in the formulation with a fraction of 0.05% to 5% by weight.
    Type: Grant
    Filed: November 24, 2008
    Date of Patent: April 23, 2013
    Assignee: Evonik Degussa GmbH
    Inventors: Lara Dabrowski, Frank Menzel, Horst-Werner Wollenweber
  • DEFOAMER FORMULATION
    Publication number: 20110003921
    Abstract: Formulation comprising hydrophobicized particles of silicon dioxide, mineral oil and one or more emulsifiers, where the hydrophobicized silicon dioxide is a fumed silicon dioxide, possesses a BET surface area of 200 to 300 m2/g, has on the surface of the particles O—Si—(CnH2n+1)3 groups, where n is 1 to 3 and where the (CnH2n+1) units are alike or different, has a carbon content of 1.5% to 5% by weight, based on the hydrophobic silicon dioxide, and is present in the formulation with a fraction of 0.05% to 5% by weight.
    Type: Application
    Filed: November 24, 2008
    Publication date: January 6, 2011
    Applicant: EVONIK DEGUSSA GmbH
    Inventors: Lara Dabrowski, Frank Menzel, Horst-Werner Wollenweber