Patents by Inventor Laure Timperman

Laure Timperman 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).

  • Improving the ionic conductivity of an electrolyte based on lithium imidazolate salts
    Patent number: 10998582
    Abstract: An electrolytic composition including at least one lithium salt of formula (A) wherein Rf represents a fluorine atom, a nitrile group, an optionally fluorinated or perfluorinated alkyl group having from 1 to 5 carbons, an optionally fluorinated or perfluorinated alkoxy group having from 1 to 5 carbons or an optionally fluorinated or perfluorinated oxa-alkoxy group having from 1 to 5 carbons; and the following solvent mixture: ethylene carbonate, ?-butyrolactone, and methyl propanoate. Also, to the use of the compositions in Li-ion batteries.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: May 4, 2021
    Assignee: ARKEMA FRANCE
    Inventors: Grégory Schmidt, Mérièm Anouti, Daniel Lemordant, Laure Timperman, Christopher Berhaut
  • IMPROVING THE IONIC CONDUCTIVITY OF AN ELECTROLYTE BASED ON LITHIUM IMIDAZOLATE SALTS
    Publication number: 20190312309
    Abstract: An electrolytic composition including at least one lithium salt of formula (A) wherein Rf represents a fluorine atom, a nitrile group, an optionally fluorinated or perfluorinated alkyl group having from 1 to 5 carbons, an optionally fluorinated or perfluorinated alkoxy group having from 1 to 5 carbons or an optionally fluorinated or perfluorinated oxa-alkoxy group having from 1 to 5 carbons; and the following solvent mixture: ethylene carbonate, ?-butyrolactone, and methyl propanoate. Also, to the use of the compositions in Li-ion batteries.
    Type: Application
    Filed: November 30, 2017
    Publication date: October 10, 2019
    Applicants: Arkema France, Universite de Tours
    Inventors: Grégory Schmidt, Mérièm Anouti, Daniel Lemordant, Laure Timperman, Christopher Berhaut
  • Composition comprising a specific ionic liquid
    Patent number: 10134531
    Abstract: The invention relates to a composition comprising an ionic liquid consisting in the combination of a pyrrolidinium cation and a nitrate anion and comprising a solvent selected from lactone solvents, carbonate solvents, nitrile solvents and mixtures thereof. The composition may be used as an electrolyte, for example, for such applications as energy storage devices.
    Type: Grant
    Filed: June 20, 2013
    Date of Patent: November 20, 2018
    Assignees: COMMISSARIAT A L'ENERGIE ATOMIQUE ER AUX ENERGIES ALTERNATIVES, UNIVERSITE FRANCOIS RABELAIS
    Inventors: Herve Galiano, Meriem Anouti, Laure Timperman
  • Ionic liquids that can be used as part of the electrolyte composition for energy storage devices
    Patent number: 9396884
    Abstract: The present invention relates to ionic liquids comprising, as cation, a specific phosphonium cation, as anion, a formate anion, which can be used, alone or as a mixture, to constitute electrolytes for energy storage devices.
    Type: Grant
    Filed: August 3, 2012
    Date of Patent: July 19, 2016
    Assignees: Commissariat à l'énergie atomique et aux énergies alternatives, Université François Rabelais
    Inventors: Herve Galiano, Mérièm Anouti, Daniel Lemordant, Laure Timperman
  • COMPOSITION COMPRISING A SPECIFIC IONIC LIQUID
    Publication number: 20150187514
    Abstract: The invention relates to a composition comprising an ionic liquid consisting in the combination of a pyrrolidinium cation and a nitrate anion and comprising a solvent selected from lactone solvents, carbonate solvents, nitrile solvents and mixtures thereof. The composition may be used as an electrolyte, for example, for such applications as energy storage devices.
    Type: Application
    Filed: June 20, 2013
    Publication date: July 2, 2015
    Applicants: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, UNIVERSITÉ FRANÇOIS RABELAIS
    Inventors: Herve Galiano, Meriem Anouti, Laure Timperman
  • NOVEL IONIC LIQUIDS THAT CAN BE USED AS PART OF THE ELECTROLYTE COMPOSITION FOR ENERGY STORAGE DEVICES
    Publication number: 20140168855
    Abstract: The present invention relates to ionic liquids comprising, as cation, a specific phosphonium cation, as anion, a formiate anion, which can be used, alone or as a mixture, to constitute electrolytes for energy storage devices.
    Type: Application
    Filed: August 3, 2012
    Publication date: June 19, 2014
    Applicants: Universite Francois Rabelais, Commissariat a l'energie atomique et aux ene alt
    Inventors: Herve Galiano, Meriem Anouti, Daniel Lemordant, Laure Timperman