Patents by Inventor Jemma Vickery

Jemma Vickery 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).

  • Ionic liquids
    Patent number: 7544813
    Abstract: Compositions of matter useful as ionic liquids of the formula Z+A?, wherein Z+ is a cation selected from the group consisting of pyridinium, pyridazinium, pyrimidinium, pyrazinium, imidazolium, pyrazolium, thiazolium, oxazolium, triazolium, and phosphonium, ammonium cations with specified substituents, and A? is selected from the group consisting of the following three anions wherein R11, R12 and R13 are as specified. R11—CHF—CF2—SO3???Formula I R12—CF2—CF2—SO3???Formula II (R13—CHF—CF2—SO2)2N???Formula III.
    Type: Grant
    Filed: September 20, 2006
    Date of Patent: June 9, 2009
    Assignee: E.I. Du Pont De Nemours and Company
    Inventors: Mark Andrew Harmer, Christopher P. Junk, Jemma Vickery
  • Preparation of poly(tetramethylene) glycol
    Patent number: 7528287
    Abstract: This invention relates to a process comprising using ionic liquids for preparing poly(tetramethylene) glycol from tetrahydrofuran.
    Type: Grant
    Filed: September 22, 2006
    Date of Patent: May 5, 2009
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Mark Andrew Harmer, Christopher P. Junk, Jemma Vickery, Robert Miller
  • Olefin polymerization
    Publication number: 20070100193
    Abstract: This invention relates to a process for isomerizing olefins using a porous microcomposite comprising at least one fluorinated sulfonic acid on silica as the catalyst.
    Type: Application
    Filed: October 19, 2006
    Publication date: May 3, 2007
    Inventors: Mark Harmer, Christopher Junk, Jemma Vickery, Zoe Schnepp
  • Porous microcomposite of fluorinated sulfonic acid and a network of silica
    Publication number: 20070098619
    Abstract: This invention relates to porous microcomposites comprising fluorinated sulfonic acid and a network of silica, wherein the fluorinated sulfonic acid is selected from the group consisting of 1,1,2,2-tetrafluoroethanesulfonic acid, 1,1,2-trifluoro-2-(perfluoroethoxy)ethanesulfonic acid, 1,1,2-trifluoro-2-(trifluoromethoxy)ethanesulfonic acid, 1,1,2-trifluoro-2-(perfluoropropoxy)ethanesulfonic acid; 1,1,2,3,3,3-hexafluoropropanesulfonic acid; and 2-chloro-1,1,2-trifluoroethanesulfonic acid. The porous microcomposites are useful as catalysts.
    Type: Application
    Filed: October 19, 2006
    Publication date: May 3, 2007
    Inventors: Mark Harmer, Christopher Junk, Jemma Vickery, Zoe Schnepp
  • Alkylation of aromatic compounds
    Publication number: 20070100184
    Abstract: The present invention relates to the synthesis of alkylated aromatic compounds using ionic liquids as the solvent. Alkylated aromatic compounds are synthesized by reacting an aromatic compound with a monoolefin in the presence of an acid catalyst.
    Type: Application
    Filed: October 19, 2006
    Publication date: May 3, 2007
    Inventors: Mark Harmer, Christopher Junk, Jemma Vickery
  • Alkylation of aromatic compounds
    Publication number: 20070100183
    Abstract: The present invention relates to the synthesis of alkylated aromatic compounds. Alkylated aromatic compounds are synthesized by reacting an aromatic compound with a monoolefin in the presence of a porous microcomposite comprising at least one fluorinated sulfonic acid on silica.
    Type: Application
    Filed: October 19, 2006
    Publication date: May 3, 2007
    Inventors: Mark Harmer, Christopher Junk, Jemma Vickery, Zoe Schnepp
  • Ionic liquids
    Publication number: 20070066822
    Abstract: Compositions of matter useful as ionic liquids of the formula Z+A?, wherein Z+ is a cation selected from the group consisting of pyridinium, pyridazinium, pyrimidinium, pyrazinium, imidazolium, pyrazolium, thiazolium, oxazolium, triazolium, and phosphonium, ammonium cations with specified substituents, and A? is selected from the group consisting of the following three anions wherein R11, R12 and R13 are as specified.
    Type: Application
    Filed: September 20, 2006
    Publication date: March 22, 2007
    Inventors: Mark Harmer, Christopher Junk, Jemma Vickery
  • Preparation of poly(tetramethylene) glycol
    Publication number: 20070066852
    Abstract: This invention relates to a process comprising using ionic liquids for preparing poly(tetramethylene) glycol from tetrahydrofuran.
    Type: Application
    Filed: September 22, 2006
    Publication date: March 22, 2007
    Inventors: Mark Harmer, Christopher Junk, Jemma Vickery, Robert Miller