Patents by Inventor Sonja Gesine GABRIEL

Sonja Gesine GABRIEL 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).

  • Dispersant composition
    Patent number: 11492501
    Abstract: The present invention relates to a dispersant composition comprising: a) at least one oligomeric acid A, which has i) at least one acidic group selected from COOH and PO3H2, and ii) at least one polyoxyalkylene-ether radical of the formula (I): R—(O-A)xO-G-, where A is an C2-C4-alkan-1,2-diyl radical; X is an integer having a number average value in the range from 2 to 20; and R is hydrocarbon radical having from 1 to 30 carbon atoms; G is a chemical bond or a carbonyl group; and b) at least one polyamine B, which is selected from the group consisting of polyvinylamines, poly-C2-C3-alkyleneimines, modified poly-C2-C3-alkyleneimines, melamine compounds, modified melamine compounds, poly-(C2-C4-alkyleneether) amines, polyetheramine polyols, and modified polyetheramine polyols.
    Type: Grant
    Filed: January 11, 2017
    Date of Patent: November 8, 2022
    Inventors: Frank Pirrung, Matthias Maier, Sonja Gesine Gabriel, Steffen Onclin
  • DISPERSANT COMPOSITION
    Publication number: 20190153245
    Abstract: The present invention relates to a dispersant composition comprising: a) at least one oligomeric acid A, which has i) at least one acidic group selected from COOH and PO3H2, and ii) at least one polyoxyalkylene-ether radical of the formula (I): R—(O-A)xO-G-, where A is an C2-C4-alkan-1,2-diyl radical; X is an integer having a number average value in the range from 2 to 20; and R is hydrocarbon radical having from 1 to 30 carbon atoms; G is a chemical bond or a carbonyl group; and b) at least one polyamine B, which is selected from the group consisting of polyvinylamines, poly-C2-C3-alkyleneimines, modified poly-C2-C3-alkyleneimines, melamine compounds, modified melamine compounds, poly-(C2-C4-alkyleneether) amines, polyetheramine polyols, and modified polyetheramine polyols.
    Type: Application
    Filed: January 11, 2017
    Publication date: May 23, 2019
    Applicant: BASF SE
    Inventors: Frank PIRRUNG, Matthias MAIER, Sonja Gesine GABRIEL, Steffen ONCLIN