Patents by Inventor Margaret Flook VIELHABER

Margaret Flook VIELHABER 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: 10711016
    Abstract: The invention is directed to functionalized aluminum reagents of formula 1 where R is a linear or branched alkane group containing 1 to 8 carbon atoms, and R1 is phenylene, or a linear or branched alkane diyl group containing 2 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing 1 to 10 carbon atoms; Q is of formula 2 where R3 and R4 are independently phenyl or a linear or branched alkyl group containing 1 to 10 carbon atoms, or R3 and R4 taken together with the nitrogen atom represent a nitrogen containing heterocyclic group containing from 4 to 12 carbon atoms.
    Type: Grant
    Filed: May 1, 2019
    Date of Patent: July 14, 2020
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Stefan Mecking, Margaret Flook Vielhaber, Inigo Göttker-Schnetmann, Philip Kenyon
  • Patent number: 10703837
    Abstract: The present invention is directed to a method of making a functionalized elastomer, comprising the step of polymerizing a conjugated diene monomer in the presence of a lanthanide-based coordination polymerization catalyst activated with a functionalized aluminum reagent of formula 1 where R is a linear or branched alkane group containing 1 to 8 carbon atoms, and R1 is phenylene, or a linear or branched alkane diyl group containing 2 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing 1 to 10 carbon atoms; Q is of formula 2 where R3 and R4 are independently phenyl or a linear or branched alkyl group containing 1 to 10 carbon atoms, or R3 and R4 taken together with the nitrogen atom represent a nitrogen containing heterocyclic group containing from 4 to 12 carbon atom.
    Type: Grant
    Filed: May 1, 2019
    Date of Patent: July 7, 2020
    Inventors: Stefan Mecking, Margaret Flook Vielhaber, Inigo Göttker-Schnetmann, Philip Kenyon
  • Patent number: 10472434
    Abstract: The present invention is directed to a stereoregular functionalized elastomer represented by poly(M1 co M2), wherein the functionalized elastomer comprises a microstructure selected from the group consisting of microstructures having at least 90 percent by weight of monomer residues in trans 1,4-configuration, and microstructures having at least 80 percent by weight of monomer residues in cis 1,4-configuration; wherein M1 is selected from the group consisting of isoprene and 1,3-butadiene; and M2 is of formula 4 wherein R6 is a covalent bond, phenylene, a linear or branched alkane diyl group containing 1 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing 1 to 10 carbon atoms; R7 is hydrogen or a linear or branched alkyl group containing 1 to 10 carbon atoms; X1 is selected from formulas 5 and 6 wherein R8 and R9 are independently trialkylsilyl, phenyl or a linear or branched alkyl group containing 1 to 10 carbon atoms,
    Type: Grant
    Filed: August 15, 2017
    Date of Patent: November 12, 2019
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Stefan Mecking, Margaret Flook Vielhaber, Hannes Leicht, Julia Bauer, Inigo Gottker genannt Schnetmann
  • Patent number: 10301400
    Abstract: The present invention is directed to a method of making a functionalized elastomer, comprising the step of polymerizing monomers comprising a conjugated diene monomer in the presence of a lathanide-based coordination polymerization catalyst activated with a magnesium compound of formula 1 where R1 is phenylene, or a linear or branched alkane diyl group containing 2 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing 1 to 10 carbon atoms; Q is of formula 2 or 3 where R2 is phenyl, or a linear or branched alkyl group containing 2 to 10 carbon atoms; where R3 and R4 are independently phenyl or a linear or branched alkyl group containing 1 to 10 carbon atoms, or R2 and R3 taken together with the nitrogen atom represent a nitrogen containing heterocyclic group containing from 4 to 12 carbon atoms.
    Type: Grant
    Filed: August 15, 2017
    Date of Patent: May 28, 2019
    Assignee: The Goodyear Tire & Rubber Company
    Inventors: Stefan Mecking, Margaret Flook Vielhaber, Hannes Leicht, Julia Katharina Bauer, Inigo Gottker genannt Schnetmann
  • Publication number: 20190055332
    Abstract: The present invention is directed to a stereoregular functionalized elastomer represented by poly(M1 co M2), wherein the functionalized elastomer comprises a microstructure selected from the group consisting of microstructures having at least 90 percent by weight of monomer residues in trans 1,4-configuration, and microstructures having at least 80 percent by weight of monomer residues in cis 1,4-configuration; wherein M1 is selected from the group consisting of isoprene and 1,3-butadiene; and M2 is of formula 4 wherein R6 is a covalent bond, phenylene, a linear or branched alkane diyl group containing 1 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing 1 to 10 carbon atoms; R7 is hydrogen or a linear or branched alkyl group containing 1 to 10 carbon atoms; X1 is selected from formulas 5 and 6 wherein R8 and R9 are independently trialkylsilyl, phenyl or a linear or branched alkyl group containing 1 to 10 carbon atoms,
    Type: Application
    Filed: August 15, 2017
    Publication date: February 21, 2019
    Inventors: Stefan MECKING, Margaret Flook VIELHABER, Hannes LEICHT, Julia BAUER, Inigo Gottker genannt SCHNETMANN
  • Publication number: 20190055334
    Abstract: The present invention is directed to a method of making an amine functionalized elastomer, comprising the steps of polymerizing at least one first monomer selected from the group consisting of 1,3-butadiene and isoprene and a second monomer of formula I in the presence of a polymerization catalyst in a hydrocarbon solvent to form a first copolymer in solution; where R1 is phenylene, a linear or branched alkane diyl group containing from 1 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing from 1 to 10 carbon atoms; and R2 is methyl or ethyl; and mixing the first copolymer in solution with a protic solvent followed by stirring to convert the first copolymer to a second copolymer given by the formula poly(M1 co M2) wherein M1 is the first monomer and M2 is of formula II where R1 is as previously defined.
    Type: Application
    Filed: August 15, 2017
    Publication date: February 21, 2019
    Inventors: Stefan MECKING, Margaret Flook VIELHABER, Hannes LEICHT, Inigo Gottker genannt SCHNETMANN
  • Publication number: 20190055335
    Abstract: The present invention is directed to functionalized elastomer given by the formula poly(M1 co M2) wherein M1 is a first monomer selected from the group consisting of 1,3-butadiene and isoprene and M2 is of formula II where R1 is phenylene, a linear or branched alkane diyl group containing from 1 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing from 1 to 10 carbon atoms.
    Type: Application
    Filed: August 15, 2017
    Publication date: February 21, 2019
    Inventors: Stefan MECKING, Margaret Flook VIELHABER, Hannes LEICHT, Inigo Gottker genannt SCHNETMANN
  • Publication number: 20190055325
    Abstract: The present invention is directed to a method of making a functionalized elastomer, comprising the step of polymerizing monomers comprising a conjugated diene monomer in the presence of a lanthanide-based coordination polymerization catalyst activated with a magnesium compound of formula 1 Q-R1—Mg—R1-Q??1 where R1 is phenylene, or a linear or branched alkane diyl group containing 2 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing 1 to 10 carbon atoms; Q is of formula 2 or 3 —S—R2??2 where R2 is phenyl, or a linear or branched alkyl group containing 2 to 10 carbon atoms; where R3 and R4 are independently phenyl or a linear or branched alkyl group containing 1 to 10 carbon atoms, or R2 and R3 taken together with the nitrogen atom represent a nitrogen containing heterocyclic group containing from 4 to 12 carbon atoms.
    Type: Application
    Filed: August 15, 2017
    Publication date: February 21, 2019
    Inventors: Stefan MECKING, Margaret Flook VIELHABER, Hannes LEICHT, Julia Katharina BAUER, Inigo Gottker genannt SCHNETMANN