Patents by Inventor Lauriane D'Alencon
Lauriane D'Alencon 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: 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: 20240081198Abstract: The present invention relates to the use of silicates in a greenhouse film for increasing the flower development of a plant, wherein the film comprises at least a matrix and a silicate. Said invention also refers to a film comprising at least a matrix and said silicate to increase the flower development of a plant, and the use of a film comprising at least a matrix and said silicate in a greenhouse to increase the flower development of a plant.Type: ApplicationFiled: October 12, 2020Publication date: March 14, 2024Applicant: Solvay SAInventors: Morgane Pellerin, Denis Belekian, Franck Aurissergues, Lauriane D'Alencon, Thierry Le Mercier
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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: 20230146958Abstract: The present invention concerns a method for producing a solid material according to general formula (I) as follows: Li6-x_2yCuxPS5_yX (I) wherein X is selected from the group consisting of: F, CI, I and Br; 0.005 ? x ? 5; and 0 ?y ? 0.5.; comprising at least bringing at least lithium sulfide, phosphorous sulfide, halogen compound and a copper 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: March 18, 2021Publication date: May 11, 2023Applicant: Solvay SAInventors: Lauriane D'Alencon, Thierry Le Mercier, Marc-David Braida
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Publication number: 20230066246Abstract: The present invention relates to the use of an inorganic phosphor to increase the yield of corn or soy cultivation promoted by the use of at least one fungicide, said inorganic phosphor exhibiting: a maximum in the emission spectrum in the range of wavelengths between 400 nm and 500 nm; an absorption Abs in the visible range which is equal to or less than 15.0%, preferably equal to or less than 10.0%, even more particularly equal to or less than 3.0%; and an internal quantum efficiency (IQE) measured in the range of wavelengths between 300 nm and 410 nm which is equal to or greater than 50.0%, more particularly greater than 75.0%, even more particularly greater than 90.0%.Type: ApplicationFiled: December 16, 2020Publication date: March 2, 2023Applicant: RHODIA OPERATIONSInventors: Franck Aurissergues, Lidiane De Oliveira, Thierry Le Mercier, Lauriane D'Alencon
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Publication number: 20230035195Abstract: The invention relates to a method for treating a plant wherein an agrochemical composition is applied onto at least one part of said plant, wherein the plant is corn or soy and wherein the agrochemical composition comprises in a liquid medium: particles of at least one inorganic phosphor exhibiting: a maximum in the emission spectrum in the range of wavelengths between 400 nm and 500 nm; an absorption Abs in the visible range which is equal to or less than 15.0%, preferably equal to or less than 10.0%, even more particularly equal to or less than 3.0%; and an internal quantum efficiency (IQE) measured in the range of wavelengths between 300 nm and 410 nm which is equal to or greater than 50.0%, more particularly greater than 75.0%, even more particularly greater than 90.0%; and optionally at least one biocide.Type: ApplicationFiled: December 16, 2020Publication date: February 2, 2023Applicant: RHODIA OPERATIONSInventors: Franck Aurissergues, Lidiane De Oliveira, Thierry Le Mercier, Lauriane D'Alencon
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Publication number: 20230002639Abstract: The invention relates to cerium based core-shell particles having a core of cerium oxide optionally doped with at least one metal (M) and a shell consisting of a plurality of nanoparticles of cerium oxide optionally doped with at least one metal (M?), which can be the same or different from metal (M), formed on the surface of the core particle. The invention also relates to dispersions thereof in a liquid medium, to a process for producing the same and to the use of these particles and dispersions in polishing applications such as chemical mechanical polishing.Type: ApplicationFiled: November 25, 2020Publication date: January 5, 2023Applicant: RHODIA OPERATIONSInventors: Marie Plissonneau, Réka Toth, Thierry Le Mercier, Valérie Buissette, Lauriane D'Alencon
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Patent number: 11505471Abstract: The present invention pertains to a process for preparing particles of rare earth sulfide comprising the steps of:—preparing a reaction mixture comprising at least one compound comprising at least one rare earth element (A) and at least one alkali metal sulfide (B),—submitting said reaction mixture to a mechanical stress so as to cause a chemical reaction that produces the particles of rare earth sulfide.Type: GrantFiled: December 18, 2018Date of Patent: November 22, 2022Assignee: RHODIA OPERATIONSInventors: Lauriane d'Alencon, Thierry Le Mercier, Marc-David Braida, Jacinthe Gamon, Philippe Barboux
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Patent number: 11472706Abstract: A composite comprising a hydroxyapatite and at least one additive which is present during hydroxyapatite synthesis. The additive may be embedded or incorporated into or coated onto the hydroxyapatite. The additive preferably increases the hydroxyapatite porosity, e.g., providing a higher pore volume and/or BET surface area than a hydroxyapatite material without additive. The additive preferably comprises an activated carbon, chitosan, hopcalite, clays, zeolites, sulfur, and/or a metal such as Al, Sn, Ti, Fe, Cu, Zn, Ni, Cu, Zr, La, Ce, in the form of metal, salt, oxide, oxyhydroxide, and/or hydroxide. The hydroxyapatite may be calcium-deficient. The composite is in the form of particles having a D50 of at least 20 ?m, a BET surface area of at least 120 m2/g; and/or a total pore volume of at least 0.3 cm3/g. An adsorbent material comprising a composite or a blend of composite with a hydroxyapatite without additive, and its use for removal of contaminants such as Hg, Se, As, and/or B from an effluent.Type: GrantFiled: November 30, 2018Date of Patent: October 18, 2022Assignee: SOLVAY SAInventors: Thierry Delplanche, Aziz Mimouni, Thierry Le Mercier, Sarah Khirani, Lauriane D'Alencon, Yves Antoinette, Beatrice Ortego
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Publication number: 20200385270Abstract: A composite comprising a hydroxyapatite and at least one additive which is present during hydroxyapatite synthesis. The additive may be embedded or incorporated into or coated onto the hydroxyapatite. The additive preferably increases the hydroxyapatite porosity, e.g., providing a higher pore volume and/or BET surface area than a hydroxyapatite material without additive. The additive preferably comprises an activated carbon, chitosan, hopcalite, clays, zeolites, sulfur, and/or a metal such as Al, Sn, Ti, Fe, Cu, Zn, Ni, Cu, Zr, La, Ce, in the form of metal, salt, oxide, oxyhydroxide, and/or hydroxide. The hydroxyapatite may be calcium-deficient. The composite is in the form of particles having a D50 of at least 20 ?m, a BET surface area of at least 120 m2/g; and/or a total pore volume of at least 0.3 cm3/g. An adsorbent material comprising a composite or a blend of composite with a hydroxyapatite without additive, and its use for removal of contaminants such as Hg, Se, As, and/or B from an effluent.Type: ApplicationFiled: November 30, 2018Publication date: December 10, 2020Inventors: Thierry DELPLANCHE, Aziz MIMOUNI, Thierry LE MERCIER, Sarah KHIRANI, Lauriane D'ALENCON, Yves ANTOINETTE, Beatrice ORTEGO
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Publication number: 20200369529Abstract: The present invention pertains to a process for preparing particles of rare earth sulfide comprising the steps of:—preparing a reaction mixture comprising at least one compound comprising at least one rare earth element (A) and at least one alkali metal sulfide (B),—submitting said reaction mixture to a mechanical stress so as to cause a chemical reaction that produces the particles of rare earth sulfide.Type: ApplicationFiled: December 18, 2018Publication date: November 26, 2020Inventors: Lauriane d'ALENCON, Thierry LE MERCIER, Marc-David BRAIDA, Jacinthe GAMON, Philippe BARBOUX
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Publication number: 20190244767Abstract: Pseudocapacitive materials for supercapacitors electrodes The present invention relates to the use as a pseudocapacitive electrode material for supercapacitors, of a metal oxide of formula A1-xA?xCo1-yByO3, where 0?x<1, 0?y<0.5, said metal oxide presents a perovskite crystal structure, A represents a rare earth metal, A? represents an alkaline earth metal, B represents a transition metal, and A, A? and B may be mixtures of metals, wherein said material is implemented on an electrode comprising a carbonaceous material and said material is loaded on said carbonaceous material with a loading mass greater than 5 mg/cm2. The present invention further relates to pseudocapacitive electrodes for supercapacitors, wherein the material of said pseudocapacitive electrode comprises a pseudocapacitive electrode material as defined above, to a supercapacitor comprising at least said pseudocapacitive electrode.Type: ApplicationFiled: July 13, 2017Publication date: August 8, 2019Applicants: Rhodia Operations, Universite de Nantes, Centre National de la Recherche ScientifiqueInventors: Lauriane D'ALENCON, Thierry LE MERCIER, Gaëtan BUVAT, Nicolas GOUBARD-BRETESCHE, Olivier CROSNIER, Thierry BROUSSE
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Patent number: 10125333Abstract: A dispersion includes an apolar organic phase, at least one amphiphilic agent, and solid objects based on particles of an iron compound in crystallized form of small size.Type: GrantFiled: December 19, 2011Date of Patent: November 13, 2018Assignee: RHODIA OPERATIONSInventors: Lauriane D'Alencon, Julien Hernandez, Virginie Harle, Michael Lallemand
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Publication number: 20180282548Abstract: Cerium oxide particles having a modified surface, their manufacture and their uses in polymeric compositions and articles.Type: ApplicationFiled: September 22, 2016Publication date: October 4, 2018Inventors: Valérie BUISSETTE, Lauriane D'ALENCON, Thierry LE MERCIER, Paolo TONIOLO, Serena CARELLA, Luciano MIOZZO
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Patent number: 9914892Abstract: A composition contains an additive for assisting with regeneration of the PF in the form of an organic dispersion of iron particles in crystallized form and a detergent including a quaternary ammonium salt.Type: GrantFiled: December 20, 2011Date of Patent: March 13, 2018Assignees: RHODIA OPERATIONS, THE LUBRIZOL CORPORATIONInventors: Lauriane D'Alencon, Michael Lallemand, Virginie Harle, David J. Moreton, Malcolm G. J. MacDuff, Magali Pudlarz
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Patent number: 9695375Abstract: A fuel additive is formed from dispersions including an organic phase, at least one amphiphlic agent and solid objects based on particles of an iron compound in the crystallized form with a small size, as a fuel additive. The particles have an average size DDRX of less than or equal to 7 nm measured by X-ray diffraction, and at least 80% by number of the particles have a size DMET of less than or equal to 7 nm measured by transmission electron microscopy.Type: GrantFiled: December 19, 2011Date of Patent: July 4, 2017Assignee: RHODIA OPERATIONSInventors: Lauriane D'Alencon, Michael Lallemand, Virginie Harle
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Patent number: 9574148Abstract: A composition contains an additive for assisting with the regeneration of the PF in the form of an organic dispersion of iron particles and a detergent including a polyester quaternary ammonium salt.Type: GrantFiled: December 19, 2011Date of Patent: February 21, 2017Assignees: RHODIA OPERATIONS, THE LUBRIZOL CORPORATIONInventors: Lauriane D'Alencon, Michael Lallemand, Virginie Harle, David J. Moreton, Malcolm G. J. MacDuff, Magali Pudlarz, Hannah Greenfield, Dean Thetford, Joanne L. Jones
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Publication number: 20140033604Abstract: A composition contains an additive for assisting with the regeneration of the PF in the form of an organic dispersion of iron particles and a detergent including a polyester quaternary ammonium salt.Type: ApplicationFiled: December 19, 2011Publication date: February 6, 2014Applicants: THE LUBRIZOL CORPORATION, RHODIA OPERATIONSInventors: Lauriane D'Alencon, Michael Lallemand, Virginie Harle, David J. Moreton, Malcolm G.J. MacDuff, Magali Pudlarz, Hannah Greenfield, Dean Thetford, Joanne L. Jones
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Publication number: 20140013659Abstract: A dispersion includes an apolar organic phase, at least one amphiphilic agent, and solid objects based on particles of an iron compound in crystallized form of small size.Type: ApplicationFiled: December 19, 2011Publication date: January 16, 2014Inventors: Lauriane D'Alencon, Julien Hernandez, Virginie Harle, Michael Lallemand