Patents by Inventor Marc-David BRAIDA

Marc-David BRAIDA 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: 20250226441
    Abstract: The present invention concerns a new method for the preparation of a Li-P-S product, as well as the products obtainable by said methods, and uses thereof especially as solid electrolytes.
    Type: Application
    Filed: March 27, 2025
    Publication date: July 10, 2025
    Applicants: SPECIALTY OPERATIONS FRANCE, LE CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE PICARDIE JULES VERNE
    Inventors: Marc-David Braida, Ömer Kudu, Christian Masquelier, Thierry Le Mercier, Benoit Fleutot
  • Patent number: 12294049
    Abstract: The present invention relates to a method of preparation of a garnet-type inorganic material. It also relates to the garnet-type inorganic material itself. The process comprises the following steps: (1) bringing an aqueous solution S comprising (i) a salt of zirconium, (ii) a salt of lanthanum and (iii) a salt of the element A or a precursor of an oxide of element A into contact with an aqueous solution of a basic compound, as a result of which a precipitate suspended in the reaction medium is obtained; (2) stirring the reaction medium obtained at the end of step (1) for at least 30 min; (3) bringing the precipitate obtained at the end of step (2) into contact with an additive selected in the group consisting of: anionic surfactants; nonionic surfactants; polyethylene glycols; carboxylic acids and their salts; and surfactants of the carboxymethylated fatty alcohol ethoxylate type; (4) calcining in air the precipitate recovered at the end of the previous step at a temperature which is at least 400° C.
    Type: Grant
    Filed: July 29, 2020
    Date of Patent: May 6, 2025
    Assignee: SPECIALTY OPERATIONS FRANCE
    Inventors: Réka Toth, Laure Bertry, Valérie Buissette, Thierry Le Mercier, Marc-David Braida, Robin Amisse
  • Patent number: 12288843
    Abstract: The present invention concerns a new method for the preparation of a Li—P—S product, as well as the products obtainable by said methods, and uses thereof especially as solid electrolytes.
    Type: Grant
    Filed: September 4, 2020
    Date of Patent: April 29, 2025
    Assignees: SPECIALTY OPERATIONS FRANCE, LE CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE PICARDIE JULES VERNE
    Inventors: Marc-David Braida, Ömer Ulas Kudu, Christian Masquelier, Thierry Le Mercier, Benoit Fleutot
  • Publication number: 20250070247
    Abstract: The present invention pertains to a lithium secondary battery comprising a cathode comprising a lithium-manganese-rich layered oxide as a cathode electroactive material and a liquid electrolyte comprising at least one fluorinated acyclic carbonate. The present invention also relates to use of a liquid electrolyte comprising at least one fluorinated acyclic carbonate in a lithium secondary battery, for improving the cycling performance, comprising a cathode comprising a lithium-manganese-rich layered oxide as a cathode electroactive material according to the present invention.
    Type: Application
    Filed: December 14, 2022
    Publication date: February 27, 2025
    Applicant: SYENSQO SA
    Inventors: Marc-David Braida, Jong-Hyun Lee, Hyun-Cheol Lee, Ji-Hye Won
  • Publication number: 20250062339
    Abstract: The present invention pertains to a lithium secondary battery comprising a cathode comprising a lithium-manganese-rich layered oxide as a cathode electroactive material and a liquid electrolyte comprising at least one fluorinated acyclic carboxylic acid ester. The present invention also relates to use of a liquid electrolyte comprising at least one fluorinated acyclic carboxylic acid ester in a lithium secondary battery, for improving the cycling performance, comprising a cathode comprising a lithium-manganese-rich layered oxide as a cathode electroactive material according to the present invention.
    Type: Application
    Filed: December 14, 2022
    Publication date: February 20, 2025
    Applicant: SYENSQO SA
    Inventors: Marc-David Braida, Jong-Hyun Lee, Hyun-Cheol Lee, Ji-Hye Won
  • Publication number: 20250062399
    Abstract: The present invention concerns new lithium rare earth halides that may be used as solid electrolytes or in electrochemical devices. The invention refers to a solution based process for the synthesis of such lithium rare earth halides.
    Type: Application
    Filed: December 15, 2022
    Publication date: February 20, 2025
    Applicant: SPECIALTY OPERATIONS FRANCE
    Inventors: Marc-David Braida, Réka Toth
  • Publication number: 20250059040
    Abstract: The present invention pertains to a solid material according to general formula (I) as follows having high calculated ionic conductivity and to a method for producing said solid material: Li7-2x-yMgxPS6-yXy??(I) wherein: X is a halogen selected from the group consisting of F, Cl, I and Br or a combination thereof; x is a number such as 0.01?x?0.4 and y is a number such as 0.5?y<1. The present disclosure also refers to the use of this solid material as solid electrolyte notably for electrochemical devices such as batteries.
    Type: Application
    Filed: December 12, 2022
    Publication date: February 20, 2025
    Applicant: SPECIALTY OPERATIONS FRANCE
    Inventors: Antoine Emery, Marc-David Braida, Thierry Le Mercier, Nicola Marzari, Sokseiha Muy, Loris Ercole
  • Publication number: 20250059038
    Abstract: The present invention concerns a new process for the preparation of a solid sulfide material of formula (I): MaLibPcSdXe (I), wherein:—X represents at least one halogen clement:—a, b, c, d and e are real numbers;—a represents a number such as 0?a<9;—b represents a number such as 0<b?9;—2.0?a+b?9;—c represents a number such as 1.0?c?3.0;—d represents a number such as 1.0?d?11.0;—e represents a number such as 0<c?3.0;—M is an alkali metal selected from Na, K, Rb, Cs and Fr; as well as the products obtainable by said process, and uses thereof especially as solid electrolytes.
    Type: Application
    Filed: December 15, 2022
    Publication date: February 20, 2025
    Applicant: SPECIALTY OPERATIONS FRANCE
    Inventors: Laure Bertry, Lauriane D'Alencon, Marc-David Braida
  • Publication number: 20250055025
    Abstract: The present invention pertains to a solid material according to general formula (I) as follows and to a method for producing said solid material: Li7-2x-yMgxPS6-yXy??(I) wherein: X is a halogen selected from the group consisting of F, Cl, I and Br or a combination thereof; x is a number such as 0.01?x?0.35 and y is a number such as 1.3?y?1.6. The present disclosure also refers to the use of this solid material as solid electrolyte notably for electrochemical devices such as batteries.
    Type: Application
    Filed: December 14, 2022
    Publication date: February 13, 2025
    Applicant: SPECIALTY OPERATIONS FRANCE
    Inventors: Antoine Emery, Marc-David Braida, Thierry Le Mercier, Nicola Marzari, Sokseiha Muy, Loris Ercole
  • Patent number: 12218304
    Abstract: The invention relates to a solid composite electrolyte comprising: i) at least one solid inorganic particle, ii) at least one ionic liquid electrolyte, and iii) at least one ionically non-conductive polymer, wherein the at least one solid inorganic particle i) is ionic conductive and is blended with the at least one ionic liquid electrolyte ii). The invention also relates to a process for manufacturing the solid composite electrolyte, to a solid state battery comprising the solid composite electrolyte, and to the use of said solid composite electrolyte in a solid state battery for improving ionic conductivity and mechanical properties.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: February 4, 2025
    Assignee: SYENSQO SA
    Inventors: Vincent Finsy, Luca Merlo, Marc-David Braida, Laure Bertry
  • Patent number: 12139416
    Abstract: The present invention relates to the new process of preparation of a Li-rich layered oxide based on Mn and optionally on Ni and/or Co in which F is incorporated within the crystal of the oxide (or “fluorinated oxide”). It also relates to the new fluorinated oxide its use as a component in a cathode of a battery.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: November 12, 2024
    Assignees: LE CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, COLLEGE DE FRANCE, SPECIALTY OPERATIONS FRANCE
    Inventors: Jean-Marie Tarascon, Jiwei Ma, Laure Bertry, Robin Amisse, Marc-David Braida, Thierry Le Mercier, Valérie Buissette
  • Publication number: 20240322257
    Abstract: Inorganic additive to trap transition metal ions in sodium ion batteries The present invention relates to a sodium ion battery comprising an inorganic transition metal cations trap such as hydroxyapatite. It also relates to a positive electrode, a negative electrode, an electrolyte and a separator comprising said inorganic transition metal cations trap.
    Type: Application
    Filed: July 5, 2023
    Publication date: September 26, 2024
    Applicant: SPECIALTY OPERATIONS FRANCE
    Inventors: Marc-David Braida, Florent Leclercq
  • Publication number: 20240234804
    Abstract: The present invention concerns a new method for the preparation of a Li—P—S—O product, as well as the products obtainable by said methods, and uses thereof especially as solid electrolytes.
    Type: Application
    Filed: July 4, 2022
    Publication date: July 11, 2024
    Applicants: Solvay SA, Centre National de la Recherche Scientifique, UNIVERSITE DE PICARDIE JULES VERNE
    Inventors: Marc-David Braida, Thierry Le Mercier, Omer Kudu, Christian Masquelier
  • Publication number: 20240105986
    Abstract: The invention relates to a Composition comprising or consisting essentially of a product according to formula (I): LiaPSbXc (I) wherein—X represents at least one halogen element; —a represents a number from 2.0 to 7.0; —b represents a number from 3.5 to 6.0; and—c represents a number from 0 to 3.0; in the form of particles or articles the size of which being such that less than 10 wt % of the composition pass through a sieve of 200 ?m.
    Type: Application
    Filed: January 27, 2022
    Publication date: March 28, 2024
    Applicant: RHODIA OPERATIONS
    Inventors: Diego Lopez Gonzalez, Thierry Le Mercier, Lauriane D'Alencon, Laure Bertry, Marc-David Braida, Vincent Finsy
  • Publication number: 20240079548
    Abstract: The present invention pertains to a continuous process for the manufacture of an electrode, to the electrode obtained therefrom and to an electrochemical device comprising said electrode.
    Type: Application
    Filed: December 27, 2021
    Publication date: March 7, 2024
    Applicants: Solvay SA, Commissariat A L'Energie Atomique Et Aux Energies Alternatives
    Inventors: Dominique Bascour, Marc-David Braida, Ludovic Odoni, Julio A Abusleme, Hélène Rouault, Gaëlle Besnard, Léo Merchat, Jérémie Salomon, Benjamin Amestoy
  • Publication number: 20230352727
    Abstract: The present disclosure concerns a method for the preparation of lithium thiophosphate, as well as the products obtainable by said methods, and uses thereof especially as solid electrolytes. The method includes preparing a lithium thiophosphate including at least one step for the preparation of a solution S1 at a temperature T1 from ?200° C. to 10° C. followed by a step for removing at least a portion of the solvent from solution S1 to obtain lithium thiophosphate. The solution S1 includes a solvent and at least P species under the form of (PS4)3?, Li species under the form of Li+, and remaining sulfur under the form of polysulfide. followed by a step for removing at least a portion of the solvent from said solution S1 to obtain lithium thiophosphate.
    Type: Application
    Filed: November 20, 2020
    Publication date: November 2, 2023
    Applicant: Solvay SA
    Inventors: Marc-David Braida, Lauriane D'Alencon, Jean-Daniel Compain, Thierry Le Mercier
  • Publication number: 20230335787
    Abstract: The present disclosure concerns a method for the preparation of lithium argyrodite, as well as the products obtainable by said methods, and uses thereof especially as solid electrolytes. The method includes at least one step for the preparation of a solution S1 at a temperature T1 from ?200° C. to 10° C. followed by a step for removing at least a portion of the solvent from said solution S1 to obtain Li6PS5X. The solution S1 includes a solvent and at least P species in the form of (PS4)3-, Li species in the form of Li+, X species in the form of X? and remaining sulfur in the form of polysulfide.
    Type: Application
    Filed: November 20, 2020
    Publication date: October 19, 2023
    Applicant: Solvay SA
    Inventors: Marc-David Braida, Lauriane D'Alencon, Jean-Daniel Compain, Thierry Le Mercier
  • Publication number: 20230238572
    Abstract: The present invention concerns a new solid material according to general formula (I) as follows: Li4?2xZnxP2S6 (I) wherein 0<x?1. The invention also refers to a method for producing a solid material comprising at least bringing at least lithium sulfide, phosphorous sulfide, and a zinc compound, optionally in one or more solvents. The invention also refers to said solid materials and their use as solid electrolytes notably for electrochemical devices.
    Type: Application
    Filed: May 25, 2021
    Publication date: July 27, 2023
    Applicants: Solvay SA, Centre National de la Recherche Scientifique, UNIVERSITE DE PICARDIE JULES VERNE
    Inventors: Marc-David Braida, Thierry Le Mercier, Christian Masquelier, Omer Kudu
  • Patent number: 11702345
    Abstract: Stable suspensions of silica particles in water-immiscible polar organic liquids are provided.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: July 18, 2023
    Assignee: RHODIA OPERATIONS
    Inventors: Frédéric Colbeau-Justin, Marc-David Braida, Mathilde Mignard
  • Patent number: 11702491
    Abstract: The present invention pertains to a membrane for an electrochemical device, to a process for manufacturing said membrane and to use of said membrane in a process for manufacturing an electrochemical device.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: July 18, 2023
    Assignees: Solvay SA, Commissariat à l'Énergie Atomique et aux Énergies Aternatives
    Inventors: Gaëlle Besnard, Elise Gutel, Hélène Rouault, Julio A. Abusleme, Ségolène Brusseau, Marc-David Braida, Djamel Mourzagh, Daniel Tomasi