Patents by Inventor Michel Armand

Michel Armand 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).

  • Publication number: 20210163649
    Abstract: A solid single-ion conductive polymer comprising a repeat unit of formula (Ia): wherein R1 is H, or C1 to C16 linear or branched alkyl, alkenyl, alkinyl; m is 1 to 5; each M+ is independently selected from Li+, Na+ or K+; and X is selected from CF3, CH3, or F; and the polymer has an average molecular weight of 350.000 to 1.200.000 Da.
    Type: Application
    Filed: October 22, 2020
    Publication date: June 3, 2021
    Applicant: Belenos Clean Power Holding AG
    Inventors: Michel ARMAND, Maria MARTINEZ-IBANEZ, Eduardo SANCHEZ DIEZ, Alexander SANTIAGO SANCHEZ, Heng ZHANG, Uxue OTEO OLEA
  • Publication number: 20210098771
    Abstract: A method of preparing an electrochemical electrode which is partially or totally covered with a film that is obtained by spreading an aqueous solution comprising a water-soluble binder over the electrode and subsequently drying same. The production cost of the electrodes thus obtained is reduced and the surface porosity thereof is associated with desirable resistance values.
    Type: Application
    Filed: December 10, 2020
    Publication date: April 1, 2021
    Applicant: HYDRO-QUÉBEC
    Inventors: Karim ZAGHIB, Michel ARMAND, Abdelbast GUERFI, Michel PERRIER, Elisabeth DUPUIS, Patrick CHAREST
  • Patent number: 10964941
    Abstract: The present invention relates to a sodium-ion battery comprising a positive electrode compartment comprising a positive electrode, said positive electrode comprising a Na-insertion compound; a negative electrode compartment comprising a negative electrode, said negative electrode comprising metallic sodium; and an electrolyte composition comprising a solid sodium-ion conductive ceramic electrolyte and a catholyte comprising a metallic salt with formula MY, wherein M is a cation selected from an alkali metal and an alkali-earth metal; and Y is an anion selected from [R1SO2NSO2R2], CF3SO3?, C(CN)3?, B(C2O4)2? and BF2(C2O4)?, wherein R1 and R2 are independently selected from fluorine or a fluoroalkyl group. The device is able to operate below the melting point of the anode component.
    Type: Grant
    Filed: October 14, 2015
    Date of Patent: March 30, 2021
    Assignee: FUNDACION CENTRO DE INVESTIGACION COOPERATIVA DE ENERGIAS ALTERNATIVAS CIC ENERGIGUNE FUNDAZIOA
    Inventors: Michel Armand, Teofilo Rojo, Gurpreet Singh, Laida Otaegui Ameztegui, Frederic Aguesse, Lucienne Buannic
  • Patent number: 10923704
    Abstract: A method of preparing an electrochemical electrode which is partially or totally covered with a film that is obtained by spreading an aqueous solution comprising a water-soluble binder over the electrode and subsequently drying same. The production cost of the electrodes thus obtained is reduced and the surface porosity thereof is associated with desirable resistance values.
    Type: Grant
    Filed: June 1, 2017
    Date of Patent: February 16, 2021
    Assignee: HYDRO-QUÉBEC
    Inventors: Karim Zaghib, Michel Armand, Abdelbast Guerfi, Michel Perrier, Elisabeth Dupuis, Patrick Charest
  • Patent number: 10892521
    Abstract: The present invention refers to a method for preparing a solid polymer electrolyte based on modified cellulose, the method comprising the steps of: a) lithiation or sodiation of at least a hydroxyl group of each repeating unit of a “cellulose” to obtain Li(cellulose) or Na(cellulose); b) functionalization of the Li(cellulose) or Na(cellulose) obtained in step a), in the presence of an aprotic solvent by reacting it with an organic linker, wherein the organic linker serves to covalently attach at least one organic salt to the “cellulose”, and the use of the solid polymer electrolyte in lithium or sodium secondary batteries.
    Type: Grant
    Filed: June 27, 2018
    Date of Patent: January 12, 2021
    Assignee: FUNDACION CENTRO DE INVESTIGACION COOPERATIVA DE ENERGIAS ALTERNATIV AS CIC ENERGIGUNE FUNDAZIOA
    Inventors: Hicham Ben Youcef, Michel Armand, Brahim Orayech, Damien Saurel, Devaraj Shanmukaraj, Teofilo Rojo
  • Patent number: 10879521
    Abstract: A method of preparing an electrochemical electrode which is partially or totally covered with a film that is obtained by spreading an aqueous solution comprising a water-soluble binder over the electrode and subsequently drying same. The production cost of the electrodes thus obtained is reduced and the surface porosity thereof is associated with desirable resistance values.
    Type: Grant
    Filed: March 10, 2017
    Date of Patent: December 29, 2020
    Assignee: HYDRO-QUEBEC
    Inventors: Karim Zaghib, Michel Armand, Abdelbast Guerfi, Michel Perrier, Elisabeth Dupuis, Patrick Charest
  • Publication number: 20200399212
    Abstract: A salt, in particular a lithium salt, that is usable in alkali metal cells and/or batteries, and/or electrolytes and/or additives for same is described. To achieve good ion conductivity as well as temperature and high voltage stability and to prevent corrosion of aluminum, for example a current collector, the salt includes at least one alkali metal ion and/or at least one ammonium compound and at least one anion that contains at least one unfluorinated (N,N-dialkylamide)sulfonyl group and/or at least one unfluorinated (N,N-dialkylamide)sulfoximide group, and at least one (perfluoroalkyl)sulfonyl group. An electrolyte, an additive, a cell, a battery, and a preparation method, are also described.
    Type: Application
    Filed: June 15, 2020
    Publication date: December 24, 2020
    Inventors: Eduardo Sanchez Diez, Hany Basam Eitouni, Heng Zhang, Ismael Gracia, Maria Martinez Ibanez, Mario Joost, Michel Armand, Uxue Oteo
  • Publication number: 20200373570
    Abstract: Synthesis process for new particles of Li4Ti5O12, Li(4-?)Z?Ti5O12 or Li4Z?Ti(5-?)O12, preferably having a spinel structure, wherein ? is greater than 0 and less than or equal to 0.5 (preferably having a spinel structure), ? representing a number greater than zero and less than or equal to 0.33, Z representing a source of at least one metal, preferably chosen from the group made up of Mg, Nb, Al, Zr, Ni, Co. These particles coated with a layer of carbon notably exhibit electrochemical properties that are particularly interesting as components of anodes and/or cathodes in electrochemical generators.
    Type: Application
    Filed: June 24, 2020
    Publication date: November 26, 2020
    Applicant: HYDRO-QUÉBEC
    Inventors: Karim ZAGHIB, Michel Gauthier, Fernand Brochu, Abdelbast GUERFI, Monique Masse, Michel ARMAND
  • Publication number: 20200365887
    Abstract: The present technology described relates to lithium-based alloy electrode materials used for the production of anode in lithium accumulators and processes for obtaining same. The alloy comprises metallic lithium, a metallic component X1 selected from magnesium and aluminum and a metallic component X2 selected from alkali metals, alkaline earth metals, rare earths, zirconium, copper, silver, bismuth, cobalt, zinc, aluminum, silicon, tin, antimony, cadmium, mercury, lead, manganese, boron, indium, thallium, nickel, germanium, molybdenum and iron. Processes for preparing electrode materials thus obtained and their uses are also described.
    Type: Application
    Filed: August 15, 2018
    Publication date: November 19, 2020
    Applicant: HYDRO-QUÉBEC
    Inventors: Karim ZAGHIB, Michel ARMAND, Patrick BOUCHARD, Serge VERREAULT, Nancy TURCOTTE, Dominic LEBLANC, Kamyab AMOUZEGAR
  • Publication number: 20200291323
    Abstract: Polymers used as rolling lubricating agents, to compositions including said polymers, and to alkali metal films including the polymers or compositions on the surface(s) thereof. The use of said polymers and compositions is also described for strip-rolling alkali metals or alloys thereof in order to obtain thin films. Methods for producing said thin films, which are suitable for use in electrochemical cells, are also described. An improved lubricant according to formula I, which, for example, achieves enhanced conductivity, and/or enables the production of electrochemical cells having an improved life span in cycles.
    Type: Application
    Filed: June 4, 2020
    Publication date: September 17, 2020
    Applicant: HYDRO-QUÉBEC
    Inventors: Karim ZAGHIB, Michel ARMAND, Patrick BOUCHARD, Serge VERREAULT, Julie HAMEL-PÂQUET, Gabriel GIRARD
  • Publication number: 20200287218
    Abstract: The present technology relates to a sulfur-containing polymer or organic compound for use in a positive electrode material, especially in lithium batteries. More specifically, the use of this sulfur-containing polymer or compound as an active electrode material makes it possible to combine sulfur and an active organic cathode material. The present technology also relates to the use of the sulfur-containing polymer or organic compound as defined herein as a solid polymer electrolyte (SPE) or as an additive for electrolyte, especially in lithium batteries.
    Type: Application
    Filed: October 2, 2018
    Publication date: September 10, 2020
    Applicant: HYDRO-QUÉBEC
    Inventors: Rachel LÉVESQUE-BÉLANGER, Andrea PAOLELLA, Jean-Christophe DAIGLE, Basile COMMARIEU, Michel ARMAND, Karim ZAGHIB
  • Publication number: 20200274162
    Abstract: This disclosure provides for Olivine-type compounds, their preparation and use in cathode materials for sodium-ion batteries. The olivine-type compounds of the invention are obtained by a direct synthesis embodying a hydrothermal method.
    Type: Application
    Filed: December 20, 2016
    Publication date: August 27, 2020
    Applicants: HYDRO-QUÉBEC, CIC ENERGIGUNE
    Inventors: Montse GALCERAN MESTRES, Montse CASAS-CABANAS, Abdelbast GUERFI, Michel ARMAND, Teofilo ROJO, Karim ZAGHIB, Andrea PAOLELLA
  • Patent number: 10734647
    Abstract: Synthesis process for new particles of Li4Ti5O12, Li(4-?)Z?Ti5O12 or Li4Z?Ti(5-?)O12, preferably having a spinel structure, wherein ? is greater than 0 and less than or equal to 0.5 (preferably having a spinel structure), ? representing a number greater than zero and less than or equal to 0.33, Z representing a source of at least one metal, preferably chosen from the group made up of Mg, Nb, Al, Zr, Ni, Co. These particles coated with a layer of carbon notably exhibit electrochemical properties that are particularly interesting as components of anodes and/or cathodes in electrochemical generators.
    Type: Grant
    Filed: August 31, 2016
    Date of Patent: August 4, 2020
    Assignee: HYDRO-QUEBEC
    Inventors: Karim Zaghib, Michel Gauthier, Fernand Brochu, Abdelbast Guerfi, Monique Masse, Michel Armand
  • Patent number: 10711218
    Abstract: Polymers used as rolling lubricating agents, to compositions including said polymers, and to alkali metal films including the polymers or compositions on the surface(s) thereof. The use of said polymers and compositions is also described for strip-rolling alkali metals or alloys thereof in order to obtain thin films. Methods for producing said thin films, which are suitable for use in electrochemical cells, are also described. An improved lubricant according to formula I, which, for example, achieves enhanced conductivity, and/or enables the production of electrochemical cells having an improved life span in cycles.
    Type: Grant
    Filed: October 12, 2018
    Date of Patent: July 14, 2020
    Assignee: HYDRO-QUÉBEC
    Inventors: Karim Zaghib, Michel Armand, Patrick Bouchard, Serge Verreault, Julie Hamel-Pâquet, Gabriel Girard
  • Patent number: 10710964
    Abstract: The present invention relates to redox electrolyte compounds. The present invention further relates to a redox-flow battery wherein one of the catholyte and the anolyte, or both, has the redox electrolyte compound of the invention. The present invention further relates to the method of controlling the redox-flow battery and its use for energy storage.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: July 14, 2020
    Assignee: FUNDACION CENTRO DE INVESTIFACION COOPERATIVA DE ENERGIAS ALTERNATIVAS CIC ENERGIGUNE FUNDAZIOA
    Inventors: Michel Armand, Javier Carretero-Gonzalez, Elizabeth Castillo Martinez, Estibaliz Coya
  • Publication number: 20200203763
    Abstract: A copolymer for constituting a polymer electrolyte for a solid-electrolyte lithium or sodium cell. A polymer electrolyte that is usable in combination with high-voltage cathode active materials and makes it possible to provide solid-electrolyte lithium or sodium cells and/or batteries having a high energy density that is sufficient even for use in electricity-based vehicles, the copolymer encompasses at least two ion-conductive polymers, the copolymer encompassing at least one polymer polymerized by ring-opening polymerization of at least one lactone and/or of at least one lactide and/or of at least one cyclic carbonate and/or of at least one cyclic carbamate and/or of at least one lactam and/or of at least one epoxide, and/or at least one polymer polymerized by radical polymerization of acrylonitrile and/or of at least one acrylonitrile derivative; and encompasses at least one polyacrylate having at least one repeating unit.
    Type: Application
    Filed: December 19, 2019
    Publication date: June 25, 2020
    Inventors: Michel Armand, Hany Basam Eitouni, Heng Zhang, Jose Castellanos, Lide Rodriguez, Mario Joost
  • Publication number: 20200024140
    Abstract: Here are described methods for the delithiation of carbon-free olivines, for instance, by the addition of an external carbon source in the presence of an oxidizing agent, e.g. a persulfate.
    Type: Application
    Filed: December 14, 2017
    Publication date: January 23, 2020
    Applicants: HYDRO-QUÉBEC, CIC ENERGIGUNE
    Inventors: Montserrat GALCERAN MESTRES, Montserrat CASAS CABANAS, Abdelbast GUERFI, Michel ARMAND, Karim ZAGHIB
  • Publication number: 20190363363
    Abstract: Described are positive electrode materials comprising at least one complex oxide of olivine structure, the complex oxide comprising a transition metal in oxidation state III, the positive electrodes comprising them and their manufacturing processes. Electrochemical cells comprising these electrodes, a polymer electrolyte and a negative electrode are also contemplated.
    Type: Application
    Filed: February 2, 2018
    Publication date: November 28, 2019
    Applicant: HYDRO-QUÉBEC
    Inventors: Karim ZAGHIB, Michel ARMAND, Abdelbast GUERFI, Patrick BOUCHARD, Martin DONTIGNY, Julie HAMEL-PÂQUET, Pierre HOVINGTON
  • Publication number: 20190048281
    Abstract: Polymers used as rolling lubricating agents, to compositions including said polymers, and to alkali metal films including the polymers or compositions on the surface(s) thereof. The use of said polymers and compositions is also described for strip-rolling alkali metals or alloys thereof in order to obtain thin films. Methods for producing said thin films, which are suitable for use in electrochemical cells, are also described. An improved lubricant according to formula I, which, for example, achieves enhanced conductivity, and/or enables the production of electrochemical cells having an improved life span in cycles.
    Type: Application
    Filed: October 12, 2018
    Publication date: February 14, 2019
    Applicant: HYDRO-QUEBEC
    Inventors: Karim Zaghib, Michel Armand, Patrick Bouchard, Serge Verreault, Julie Hamel-Påquet, Gabriel Girard
  • Publication number: 20190006711
    Abstract: The present invention refers to a method for preparing a solid polymer electrolyte based on modified cellulose, the method comprising the steps of: a) lithiation or sodiation of at least a hydroxyl group of each repeating unit of a “cellulose” to obtain Li (cellulose) or Na (cellulose); b) functionalization of the Li (cellulose) or Na (cellulose) obtained in step a), in the presence of an aprotic solvent by reacting it with an organic linker, wherein the organic linker serves to covalently attach at least one organic salt to the “cellulose”, and the use of the solid polymer electrolyte in lithium or sodium secondary batteries.
    Type: Application
    Filed: June 27, 2018
    Publication date: January 3, 2019
    Inventors: Hicham Ben Youcef, Michel Armand, Brahim Orayech, Damien Saurel, Devaraj Shanmukaraj