Patents by Inventor Bernard Lestriez
Bernard Lestriez 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).
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Patent number: 11530306Abstract: The invention pertains to a process for the manufacture of a fluoropolymer film, to the fluoropolymer film obtainable therefrom and to use of said fluoropolymer film in electrochemical and photo-electrochemical devices.Type: GrantFiled: June 1, 2017Date of Patent: December 20, 2022Assignee: SOLVAY SAInventors: Christine Hamon, Julio A. Abusleme, Aurélie Guyomard-Lack, Jean Le Bideau, Dominique Guyomard, Bernard Lestriez
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Patent number: 11217794Abstract: The present invention relates to composite material comprising a matrix and a metallic layer located at at least one surface of said composite material, said matrix comprising at least one polymer and a first population of particles of at least one electronically conducting metal, said layer comprising a second population of particles of at least one electronically conducting metal, a method for preparing such composite material and applications thereof.Type: GrantFiled: May 30, 2017Date of Patent: January 4, 2022Assignees: ARMOR, Centre national de la recherche scientifique, UNIVERSITE DE NANTESInventors: Christophe Maria Busson, Bernard Lestriez, Pierre Guichard, Marie-Anne Blin
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Patent number: 11183694Abstract: The present invention relates to composite material comprising a matrix and a metallic layer located at at least one surface of said composite material, said matrix comprising at least one polymer and a first population of particles of at least one electronically conducting metal, said layer comprising a second population of particles of at least one electronically conducting metal, a method for preparing such composite material and applications thereof.Type: GrantFiled: May 30, 2017Date of Patent: November 23, 2021Assignees: ARMOR, Centre national de la recherche scientifique, UNIVERSITE DE NANTESInventors: Christophe Maria Busson, Bernard Lestriez, Pierre Guichard, Marie-Anne Blin
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Patent number: 11114667Abstract: The present invention pertains to an electrode-forming composition, to use of said electrode-forming composition in a process for the manufacture of an electrode, to said electrode and to an electrochemical device comprising said electrode. The electrode-forming composition comprises at least one partially fluorinated fluoropolymer comprising recurring units derived from at least one fluorinated monomer and at least one functional hydrogenated monomer comprising at least one carboxylic acid end group, at least one electro-active compound, at least one liquid medium comprising at least one organic carbonate or at least one ionic liquid, and at least one metal salt.Type: GrantFiled: July 22, 2016Date of Patent: September 7, 2021Assignees: Solvay SA, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, Commissariat à l'Énergie Atomique et aux Énergies AlternativesInventors: Olivier Pras, Hélène Rouault, Aurélie Guyomard-Lack, Jean Le Bideau, Dominique Guyomard, Bernard Lestriez, Christine Hamon, Marc-David Braida, Julio A. Abusleme
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Patent number: 10651473Abstract: The present invention relates to a new lithium-doped Pernigraniline-based material, a method for the preparation thereof, its use in various applications, an electrode comprising said lithium-doped Pernigraniline-based material and its preparation method, a membrane comprising said lithium-doped Pernigraniline-based material and its preparation method, and an electrochemical storage system comprising said electrode.Type: GrantFiled: February 23, 2015Date of Patent: May 12, 2020Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS), UNIVERSITE DE NANTES, UNIVERSITE DE PICARDIE JULES VERNEInventors: Joël Gaubicher, Dominique Guyomard, Bernard Lestriez, Jean-Pierre Bonnet, Pablo Jimenez Manero
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Patent number: 10608277Abstract: The present invention relates to the field of organic lithium batteries having high energy and power densities. In particular, the present invention relates to an organic lithium battery comprising a positive electrode based on redox organic compounds and a porous separator made of biaxially oriented polypropylene, and to its process of manufacture.Type: GrantFiled: December 8, 2015Date of Patent: March 31, 2020Assignees: BLUE SOLUTIONS, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUEInventors: Margaud Lecuyer, Marc Deschamps, Joël Gaubicher, Philippe Poizot, Dominique Guyomard, Bernard Lestriez
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Patent number: 10586986Abstract: Organic lithium batteries are provided having high energy and power densities with a positive electrode based on redox organic compounds and an electrolyte having a high concentration of lithium salt.Type: GrantFiled: November 30, 2015Date of Patent: March 10, 2020Assignees: BLUE SOLUTIONS, UNIVERSITE DE NANTES, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFICInventors: Margaud Lecuyer, Marc Deschamps, Joël Gaubicher, Philippe Poizot, Dominique Guyomard, Bernard Lestriez
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Patent number: 10468670Abstract: The present invention concerns a positive electrode including a composite material including sulfur and carbon as an active material and its method of manufacture, a lithium-sulfur battery including such a positive electrode and its method of manufacture.Type: GrantFiled: March 9, 2015Date of Patent: November 5, 2019Assignees: BLUE SOLUTIONS, UNIVERSITE DE NANTES, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUEInventors: Margaud Lecuyer, Marc Deschamps, Joël Gaubicher, Bernard Lestriez, Dominique Guyomard
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Publication number: 20190233599Abstract: The invention pertains to a process for the manufacture of a fluoropolymer film, to the fluoropolymer film obtainable therefrom and to use of said fluoropolymer film in electrochemical and photo-electrochemical devices.Type: ApplicationFiled: June 1, 2017Publication date: August 1, 2019Inventors: Christine HAMON, Julio A. ABUSLEME, Aurélie GUYOMARD-LACK, Jean LE BIDEAU, Dominique GUYOMARD, Bernard LESTRIEZ
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Publication number: 20190131629Abstract: The present invention relates to composite material comprising a matrix and a metallic layer located at at least one surface of said composite material, said matrix comprising at least one polymer and a first population of particles of at least one electronically conducting metal, said layer comprising a second population of particles of at least one electronically conducting metal, a method for preparing such composite material and applications thereof.Type: ApplicationFiled: May 30, 2017Publication date: May 2, 2019Applicants: ARMOR, Centre national de la recherche scientifique, UNIVERSITE DE NANTESInventors: Christophe Maria BUSSON, Bernard LESTRIEZ, Pierre GUICHARD, Marie-Anne BLIN
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Patent number: 10227462Abstract: The invention pertains to a process for manufacturing a fluoropolynner film comprising a fluoropolymer hybrid organic/inorganic composite, said process comprising the following steps: (i) providing a mixture of: —at least one fluoropolymer [polymer (F)]; —at least one metal compound [compound (M)] having formula: X4-mAYm wherein m is an integer from 1 to 4, A is a metal selected from the group consisting of Si, Ti and Zr, Y is a hydrolysable group and X is a hydrocarbon group, optionally comprising one or more functional groups; —a liquid medium consisting essentially of at least one ionic liquid (IL) and, optionally, at least one additive (A); —optionally, at least one electrolytic salt (ES); and —optionally, at least one organic solvent (S); (ii) hydrolyzing and/or polycondensing said compound (M) to yield a liquid mixture comprising fluoropolymer hybrid organic/inorganic composite comprising inorganic domains and incorporating said liquid medium; (iii) processing a film from the liquid mixture obtained inType: GrantFiled: April 22, 2013Date of Patent: March 12, 2019Assignees: SOLVAY SA, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUEInventors: Julio A. Abusleme, Jean Le Bideau, Aurélie Guyomard-Lack, Dominique Guyomard, Bernard Lestriez
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Publication number: 20190036123Abstract: The present invention relates to a new lithium-doped Pernigraniline-based material, a method for the preparation thereof, its use in various applications, an electrode comprising said lithium-doped Pernigraniline-based material and its preparation method, a membrane comprising said lithium-doped Pernigraniline-based material and its preparation method, and an electrochemical storage system comprising said electrode.Type: ApplicationFiled: February 23, 2015Publication date: January 31, 2019Inventors: Joël GAUBICHER, Dominique GUYOMARD, Bernard LESTRIEZ, Jean-Pierre BONNET, Pablo JIMENEZ MANERO
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Patent number: 10109860Abstract: The present invention relates to the field of lithium-sulphur batteries having high energy and power densities. In particular the present invention relates to a lithium-sulphur battery comprising a porous separator made of biaxially oriented polypropylene and to its process of manufacture.Type: GrantFiled: July 16, 2015Date of Patent: October 23, 2018Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, BLUE SOLUTIONS, UNIVERSITE DE NANTESInventors: Margaud Lecuyer, Marc Deschamps, Joël Gaubicher, Bernard Lestriez, Dominique Guyomard, Philippe Poizot
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Publication number: 20180233751Abstract: The present invention pertains to an electrode-forming composition, to use of said electrode-forming composition in a process for the manufacture of an electrode, to said electrode and to an electrochemical device comprising said electrode. The electrode-forming composition comprises at least one partially fluorinated fluoropolymer comprising recurring units derived from at least one fluorinated monomer and at least one functional hydrogenated monomer comprising at least one carboxylic acid end group, at least one electro-active compound, at least one liquid medium comprising at least one organic carbonate or at least one ionic liquid, and at least one metal salt.Type: ApplicationFiled: July 22, 2016Publication date: August 16, 2018Inventors: Olivier PRAS, Hélène ROUAULT, Aurélie GUYOMARD-LACK, Jean LE BIDEAU, Dominique GUYOMARD, Bernard LESTRIEZ, Christine HAMON, Marc-David BRAIDA, Julio A. ABUSLEME
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Patent number: 10038183Abstract: The present invention concerns a composite positive electrode for a lithium battery, in particular a lithium-metal polymer (LMP) battery, the use of same for producing an LMP battery and an LMP battery comprising same.Type: GrantFiled: April 23, 2014Date of Patent: July 31, 2018Assignees: BLUE SOLUTIONS, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUEInventors: Marc Deschamps, Vincent Bodenez, Bernard Lestriez, Patrick Soudan, Joel Gaubicher, Dominique Guyomard
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Publication number: 20180175375Abstract: The present invention concerns a positive electrode including a composite material including sulfur and carbon as an active material and its method of manufacture, a lithium-sulfur battery including such a positive electrode and its method of manufacture.Type: ApplicationFiled: March 9, 2015Publication date: June 21, 2018Inventors: Margaud LECUYER, Marc DESCHAMPS, Joël GAUBICHER, Bernard LESTRIEZ, Dominique GUYOMARD
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Publication number: 20170352913Abstract: The present invention relates to the field of organic lithium batteries having high energy and power densities. In particular, the present invention relates to an organic lithium battery comprising a positive electrode based on redox organic compounds and a porous separator made of biaxially oriented polypropylene, and to its process of manufacture.Type: ApplicationFiled: December 8, 2015Publication date: December 7, 2017Applicants: BLUE SOLUTIONS, CENTRE NATIONAL DE LA RECHERCH SCIENTIFIQUE, UNIVERSITE DE NANATESInventors: Margaud LECUYER, Marc DESCHAMPS, Joël GAUBICHER, Philippe POIZOT, Dominique GUYOMARD, Bernard LESTRIEZ
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Publication number: 20170271677Abstract: The present invention relates to the field of organic lithium batteries having high energy and power densities. In particular, the present invention relates to an organic lithium battery comprising a positive electrode based on redox organic compounds and an electrolyte comprising a high concentration of lithium salt, and to its process of manufacture.Type: ApplicationFiled: November 30, 2015Publication date: September 21, 2017Inventors: Margaud LECUYER, Marc DESCHAMPS, Joël GAUBICHER, Philippe POIZOT, Dominique GUYOMARD, Bernard LESTRIEZ
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Patent number: 9704655Abstract: The invention relates to compounds comprising a redox group, to the use thereof as an additive to an electrolyte composition, to an electrolyte composition including such an additive, and to electrochemical systems including such an electrolyte composition, in particular lithium or sodium batteries and supercapacitors having a double electric layer.Type: GrantFiled: May 10, 2012Date of Patent: July 11, 2017Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE NANTESInventors: Joel Gaubicher, Lenaic Madec, Audrey Bouvree, Philippe Blanchard, Bernard Lestriez, Thierry Brousse, Dominique Guyomard
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Patent number: 9692044Abstract: A rechargeable battery comprising a positive electrode, a negative electrode and an electrolyte, wherein: —the electrolyte comprises a SEI film-forming agent, and—the negative electrode comprises a micrometric Si based active material, a polymeric binder material and a conductive agent, wherein at least part of the surface of the Si based active material consists of Si—OCO—R groups, Si being part of the active material, and R being the polymeric chain of the binder material.Type: GrantFiled: April 4, 2013Date of Patent: June 27, 2017Assignees: Umicore, Centre National de la Recherche Scientifique, Institut National de la Recherche Scientifique, Umicore Korea Ltd.Inventors: Nathalie Delpuech, Driss Mazouzi, Bernard Lestriez, Dominique Guyomard, Lionel Roue