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).
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Publication number: 20250226441Abstract: 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: ApplicationFiled: March 27, 2025Publication date: July 10, 2025Applicants: SPECIALTY OPERATIONS FRANCE, LE CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE PICARDIE JULES VERNEInventors: Marc-David Braida, Ömer Kudu, Christian Masquelier, Thierry Le Mercier, Benoit Fleutot
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Patent number: 12294049Abstract: 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: GrantFiled: July 29, 2020Date of Patent: May 6, 2025Assignee: SPECIALTY OPERATIONS FRANCEInventors: Réka Toth, Laure Bertry, Valérie Buissette, Thierry Le Mercier, Marc-David Braida, Robin Amisse
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Patent number: 12288843Abstract: 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: GrantFiled: September 4, 2020Date of Patent: April 29, 2025Assignees: SPECIALTY OPERATIONS FRANCE, LE CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE PICARDIE JULES VERNEInventors: Marc-David Braida, Ömer Ulas Kudu, Christian Masquelier, Thierry Le Mercier, Benoit Fleutot
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Publication number: 20250070247Abstract: 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: ApplicationFiled: December 14, 2022Publication date: February 27, 2025Applicant: SYENSQO SAInventors: Marc-David Braida, Jong-Hyun Lee, Hyun-Cheol Lee, Ji-Hye Won
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Publication number: 20250062339Abstract: 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: ApplicationFiled: December 14, 2022Publication date: February 20, 2025Applicant: SYENSQO SAInventors: Marc-David Braida, Jong-Hyun Lee, Hyun-Cheol Lee, Ji-Hye Won
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Publication number: 20250062399Abstract: 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: ApplicationFiled: December 15, 2022Publication date: February 20, 2025Applicant: SPECIALTY OPERATIONS FRANCEInventors: Marc-David Braida, Réka Toth
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Publication number: 20250059040Abstract: 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: ApplicationFiled: December 12, 2022Publication date: February 20, 2025Applicant: SPECIALTY OPERATIONS FRANCEInventors: Antoine Emery, Marc-David Braida, Thierry Le Mercier, Nicola Marzari, Sokseiha Muy, Loris Ercole
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Publication number: 20250059038Abstract: 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: ApplicationFiled: December 15, 2022Publication date: February 20, 2025Applicant: SPECIALTY OPERATIONS FRANCEInventors: Laure Bertry, Lauriane D'Alencon, Marc-David Braida
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Publication number: 20250055025Abstract: 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: ApplicationFiled: December 14, 2022Publication date: February 13, 2025Applicant: SPECIALTY OPERATIONS FRANCEInventors: Antoine Emery, Marc-David Braida, Thierry Le Mercier, Nicola Marzari, Sokseiha Muy, Loris Ercole
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Patent number: 12218304Abstract: 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: GrantFiled: December 11, 2019Date of Patent: February 4, 2025Assignee: SYENSQO SAInventors: Vincent Finsy, Luca Merlo, Marc-David Braida, Laure Bertry
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Patent number: 12139416Abstract: 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: GrantFiled: April 25, 2019Date of Patent: November 12, 2024Assignees: LE CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, COLLEGE DE FRANCE, SPECIALTY OPERATIONS FRANCEInventors: Jean-Marie Tarascon, Jiwei Ma, Laure Bertry, Robin Amisse, Marc-David Braida, Thierry Le Mercier, Valérie Buissette
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Publication number: 20240322257Abstract: 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: ApplicationFiled: July 5, 2023Publication date: September 26, 2024Applicant: SPECIALTY OPERATIONS FRANCEInventors: Marc-David Braida, Florent Leclercq
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Publication number: 20240234804Abstract: 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: ApplicationFiled: July 4, 2022Publication date: July 11, 2024Applicants: Solvay SA, Centre National de la Recherche Scientifique, UNIVERSITE DE PICARDIE JULES VERNEInventors: Marc-David Braida, Thierry Le Mercier, Omer Kudu, Christian Masquelier
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Publication number: 20240105986Abstract: 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: ApplicationFiled: January 27, 2022Publication date: March 28, 2024Applicant: RHODIA OPERATIONSInventors: Diego Lopez Gonzalez, Thierry Le Mercier, Lauriane D'Alencon, Laure Bertry, Marc-David Braida, Vincent Finsy
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Publication number: 20240079548Abstract: 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: ApplicationFiled: December 27, 2021Publication date: March 7, 2024Applicants: Solvay SA, Commissariat A L'Energie Atomique Et Aux Energies AlternativesInventors: Dominique Bascour, Marc-David Braida, Ludovic Odoni, Julio A Abusleme, Hélène Rouault, Gaëlle Besnard, Léo Merchat, Jérémie Salomon, Benjamin Amestoy
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Publication number: 20230352727Abstract: 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: ApplicationFiled: November 20, 2020Publication date: November 2, 2023Applicant: Solvay SAInventors: Marc-David Braida, Lauriane D'Alencon, Jean-Daniel Compain, Thierry Le Mercier
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Publication number: 20230335787Abstract: 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: ApplicationFiled: November 20, 2020Publication date: October 19, 2023Applicant: Solvay SAInventors: Marc-David Braida, Lauriane D'Alencon, Jean-Daniel Compain, Thierry Le Mercier
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Publication number: 20230238572Abstract: 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: ApplicationFiled: May 25, 2021Publication date: July 27, 2023Applicants: Solvay SA, Centre National de la Recherche Scientifique, UNIVERSITE DE PICARDIE JULES VERNEInventors: Marc-David Braida, Thierry Le Mercier, Christian Masquelier, Omer Kudu
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Patent number: 11702345Abstract: Stable suspensions of silica particles in water-immiscible polar organic liquids are provided.Type: GrantFiled: December 20, 2018Date of Patent: July 18, 2023Assignee: RHODIA OPERATIONSInventors: Frédéric Colbeau-Justin, Marc-David Braida, Mathilde Mignard
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Patent number: 11702491Abstract: 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: GrantFiled: December 11, 2018Date of Patent: July 18, 2023Assignees: Solvay SA, Commissariat à l'Énergie Atomique et aux Énergies AternativesInventors: Gaëlle Besnard, Elise Gutel, Hélène Rouault, Julio A. Abusleme, Ségolène Brusseau, Marc-David Braida, Djamel Mourzagh, Daniel Tomasi