Patents by Inventor Cédric Boissiere
Cédric Boissiere 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: 8563135Abstract: A mesostructured aluminosilicate material is described, which consists of at least two elementary spherical particles, each one of said spherical particles consisting of a matrix based on silicon oxide and aluminium oxide, said matrix having a pore diameter ranging between 1.5 and 30 nm, a Si/Al molar ratio at least equal to 1 and amorphous walls of thickness ranging between 1 and 30 nm, said elementary spherical particles having a diameter D such that 10<D(?m)?100. A method of preparing said material and its application in the spheres of refining and petrochemistry are also described.Type: GrantFiled: February 26, 2009Date of Patent: October 22, 2013Assignee: IFP Energies NouvellesInventors: Alexandra Chaumonnot, Aurelie Coupe, Clement Sanchez, Cedric Boissiere, Michel Martin
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Publication number: 20130171356Abstract: A process for depositing a layer on at least part of the surface of a substrate by at least partially submerging the substrate in a solution comprising a solvent and at least one compound intended to form the layer, then drying the substrate, this drying being at least partially carried out in an atmosphere that is isolated from the solution. The submersion in the solution and the drying of the substrate are carried out in the same controlled-atmosphere enclosure.Type: ApplicationFiled: July 12, 2011Publication date: July 4, 2013Applicants: UNIVERSITE PIERRE ET MARIE CURIE (PARIS 6), UNIVERSITE PARIS-SUD 11, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUEInventors: David Grosso, Cédric Boissiere, Clément Sanchez, Pierre Antoine Albouy
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Patent number: 8236419Abstract: Material with hierarchical porosity consisting of at least two elementary spherical particles, each one of said particles comprising a matrix based on silicon oxide, mesostructured, having a mesopore diameter ranging between 1.5 and 30 nm and exhibiting amorphous and microporous walls of thickness ranging between 1.5 and 50 nm, said elementary spherical particles having a maximum diameter of 200 microns. The matrix based on silicon oxide can contain aluminium. The preparation of said material is also described.Type: GrantFiled: August 19, 2008Date of Patent: August 7, 2012Assignee: IFP Energies nouvellesInventors: Alexandra Chaumonnot, Stephanie Pega, Clement Sanchez, Cedric Boissiere
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Patent number: 8226740Abstract: An inorganic material that consists of at least two elementary spherical particles, each of said spherical particles comprising metal nanoparticles that are between 1 and 300 nm in size and a mesostructured matrix with an oxide base of at least one element X that is selected from the group that consists of aluminum, titanium, tungsten, zirconium, gallium, germanium, tin, antimony, lead, vanadium, iron, manganese, hafnium, niobium, tantalum, yttrium, cerium, gadolinium, europium and neodymium is described, whereby said matrix has a pore size of between 1.5 and 30 nm and has amorphous walls with a thickness of between 1 and 30 nm, said elementary spherical particles having a maximum diameter of 10 ?m. Said material can also contain zeolitic nanocrystals that are trapped within said mesostructured matrix.Type: GrantFiled: August 17, 2007Date of Patent: July 24, 2012Assignee: IFP Energies nouvellesInventors: Alexandra Chaumonnot, Aurelie Coupe, Clement Sanchez, Cedric Boissiere, David Grosso
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Patent number: 8221902Abstract: The invention relates to a nanostructured porous oxyfluoride film deposited onto a substrate, to a method for its production, and also to various applications. The oxyfluoride has a porous semicrystalline structure and a refractive index of 1.08 to 1.25, measured in the visible range for a relative humidity level below 80%. Its chemical composition corresponds to the formula (Mg(1?x)Cax)(1?y)MyF(2+(n?2)y?2z?t)Oz(OH)tM?w in which n is the valency of M, n being 1 to 4, M represents at least one element chosen from Al, Si, Ge and Ga, M? represents at least one element chosen from the group composed of Co, Cr, Ni, Fe, Cu, Sb, Ag, Pd, Cd, Au, Sn, Pb, Ce, Nd, Pr, Eu, Yb, Tb, Dy, Er and Gd, and 0?w<0.1; 0?x?1; 0?y?0.5; z<1; z+t>0 and t<2.Type: GrantFiled: November 13, 2006Date of Patent: July 17, 2012Assignees: Centre National de la Recherche Scientifique, Universite Pierre et Marie CurieInventors: David Grosso, Cédric Boissiere, Clément Sanchez
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Publication number: 20110293941Abstract: An inorganic material is described, which consists of at least two elementary spherical particles, each one of said spherical particles comprising metallic nanoparticles of size ranging between 1 and 300 nm and a mesostructured matrix based on an oxide of at least one element X selected from the group made up of silicon, aluminium, titanium, tungsten, zirconium, gallium, germanium, tin, antimony, lead, vanadium, iron, manganese, hafnium, niobium, tantalum, yttrium, cerium, gadolinium, europium and neodymium, and the mixture of at least two of these elements, said mesostructured matrix having a pore diameter ranging between 1.5 and 30 nm and having amorphous walls of thickness ranging between 1 and 30 nm, said elementary spherical particles having a diameter D greater than 10 ?m and less than or equal to 100 ?m. Said material can also contain zeolite nanocrystals trapped within said mesostructured matrix.Type: ApplicationFiled: February 26, 2009Publication date: December 1, 2011Applicant: IFP Energies nouvellesInventors: Alexandra Chaumonnot, Aurélie Coupe, Clément Sanchez, Cédric Boissiere, Michel Martin
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Patent number: 7994085Abstract: A material with a hierarchical porosity is described, constituted by at least two spherical elementary particles, each of said spherical particles comprising zeolitic nanocrystals having a pore size in the range 0.2 to 2 nm and a matrix based on silicon oxide, which is mesostructured, having a pore size in the range 1.5 to 30 nm and having amorphous walls with a thickness in the range 1 to 20 nm, said spherical elementary particles having a maximum diameter of 10 ?m. the matrix based on silicon oxide may contain aluminium. The preparation of said material is also described.Type: GrantFiled: June 24, 2005Date of Patent: August 9, 2011Assignee: IFP Energies NouvellesInventors: Alexandra Chaumonnot, Aurélie Coupe, Clément Sanchez, Patrick Euzen, Cédric Boissiere, David Grosso
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Publication number: 20110111232Abstract: A mesostructured material is described, which consists of at least two elementary spherical particles, each one of said particles comprising a mesostructured matrix based on aluminium oxide, said matrix having a pore diameter ranging between 1.5 and 30 nm, and an aluminium oxide content representing more than 46 wt. % of the mass of said matrix, which has amorphous walls of thickness ranging between 1 and 30 nm, said elementary spherical particles having a diameter D greater than 10 ?m and less than or equal to 100 ?m (10<D(?m)?100). Said mesostructured matrix can also contain silicon oxide. Each spherical particle of the mesostructured material can also contain zeolite nanocrystals so as to form a mixed porosity material of both mesostructured and zeolitic nature. The preparation of said material is also described.Type: ApplicationFiled: February 26, 2009Publication date: May 12, 2011Inventors: Alexandra Chaumonnot, Aurelie Coupe, Clement Sanchez, Cedric Boissiere, Michel Martin
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Publication number: 20110105300Abstract: A mesostructured aluminosilicate material is described, which consists of at least two elementary spherical particles, each one of said spherical particles consisting of a matrix based on silicon oxide and aluminium oxide, said matrix having a pore diameter ranging between 1.5 and 30 nm, a Si/Al molar ratio at least equal to 1 and amorphous walls of thickness ranging between 1 and 30 nm, said elementary spherical particles having a diameter D such that 10<D(?m)?100. A method of preparing said material and its application in the spheres of refining and petrochemistry are also described.Type: ApplicationFiled: February 26, 2009Publication date: May 5, 2011Inventors: Alexandra Chaumonnot, Aurelie Coupe, Clement Sanchez, Cedric Boissiere, Michel Martin
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Publication number: 20110039102Abstract: Material with hierarchical porosity consisting of at least two elementary spherical particles having a maximum diameter of 200 microns, at least one of said spherical particles comprising at least one matrix based on silicon oxide, said material having a macropore volume measured by mercury porosimetry ranging between 0.05 and 1 ml/g, a mesopore volume measured by nitrogen volumetric analysis ranging between 0.01 and 1 ml/g and a micropore volume measured by nitrogen volumetric analysis ranging between 0.03 and 0.4 ml/g, said matrix having amorphous walls. The preparation of said material is also described.Type: ApplicationFiled: August 18, 2008Publication date: February 17, 2011Applicant: IFPInventors: Alexandra Chaumonnot, Aurelie Coupe, Clement Sanchez, Cedric Boissiere
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Publication number: 20110033375Abstract: Hierarchical porosity material consisting of at least two elementary spherical particles having a maximum diameter of 200 microns, at least one of said spherical particles comprises at least one matrix based on silicon oxide and exhibiting crystallized walls, said material having a macropore volume measured by mercury porosimetry ranging between 0.05 and 1 ml/g, a mesopore volume measured by nitrogen volumetric analysis ranging between 0.01 and 1 ml/g and a micropore volume measured by nitrogen volumetric analysis ranging between 0.03 and 0.4 ml/g. The preparation of said material and use of same as adsorbent or as acidic solid is also described.Type: ApplicationFiled: August 29, 2008Publication date: February 10, 2011Applicant: IFPInventors: Alexandra Chaumonnot, Aurelie Coupe, Clement Sanchez, Cedric Boissiere
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Patent number: 7851320Abstract: A mesostructured aluminosilicate material is described, constituted by at least two spherical elementary particles, each of said spherical particles being constituted by a matrix based on silicon oxide and aluminum oxide, having a pore size in the range 1.5 to 30 nm, a Si/Al molar ratio of at least 1, having amorphous walls with a thickness in the range 1 to 20 nm, said spherical elementary particles having a maximum diameter of 10 ?m. A process for preparing said material and its application in the fields of refining and petrochemistry are also described.Type: GrantFiled: March 20, 2009Date of Patent: December 14, 2010Assignee: IFP Energies NouvellesInventors: Alexandra Chaumonnot, Aurélie Coupe, Clément Sanchez, Patrick Euzen, Cédric Boissiere, David Grosso
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Publication number: 20100297002Abstract: Material with hierarchical and organized porosity in the microporosity and mesoporosity domains, consisting of at least two elementary spherical particles, each one of said particles comprising a matrix based on silicon oxide, mesostructured, having a mesopore diameter ranging between 1.5 and 30 nm and exhibiting microporous and crystallized walls of thickness ranging between 1 and 60 nm, said elementary spherical particles having a maximum diameter of 200 microns. The preparation of said material is also described.Type: ApplicationFiled: August 29, 2008Publication date: November 25, 2010Applicant: IFPInventors: Alexandra Chaumonnot, Stephanie Pega, Clement Sanchez, Cedric Boissiere
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Publication number: 20100291387Abstract: Material with hierarchical porosity consisting of at least two elementary spherical particles, each one of said particles comprising a matrix based on silicon oxide, mesostructured, having a mesopore diameter ranging between 1.5 and 30 nm and exhibiting amorphous and microporous walls of thickness ranging between 1.5 and 50 nm, said elementary spherical particles having a maximum diameter of 200 microns. The matrix based on silicon oxide can contain aluminium. The preparation of said material is also described.Type: ApplicationFiled: August 19, 2008Publication date: November 18, 2010Applicant: IEPInventors: Alexandra Chaumonnot, Stephanie Pega, Clement Sanchez, Cedric Boissiere
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Publication number: 20100280296Abstract: A process is described for preparing cubic metallic nanoparticles, comprising: preparing an aqueous solution containing a source of a metal from group VIII, a reducing agent R1 and a stabilizer; preparing an aqueous solution containing a source of a group VIII metal and a stabilizer at a temperature strictly higher than 70° C. and less than or equal to 80° C.; mixing at least a portion of the aqueous solution obtained in step a) with the aqueous solution obtained in step b) to obtain, in the presence of a reducing agent R2, metallic nanoparticles in the cubic form representing at least 70% by number of the entire quantity of metallic nanoparticles which are formed; depositing said metallic nanoparticles derived from step c) on a support.Type: ApplicationFiled: March 5, 2008Publication date: November 4, 2010Applicant: IFBInventors: Laure Bisson, Cecile Thomazeau, Clement Sanchez, Cedric Boissiere
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Patent number: 7807598Abstract: A mesostructured material that consists of at least two elementary spherical particles, each of said particles comprising a mesostructured matrix based on aluminum oxide and having a pore size of between 1.5 and 30 nm, an aluminum oxide content that represents more than 46% by weight relative to the mass of said matrix, which has amorphous walls with a thickness of between 1 and 30 nm and whereby said elementary spherical particles have a maximum diameter of 10 ?m, is described. Said mesostructured matrix can also contain silicon oxide. Each of the spherical particles of the mesostructured material can also contain zeolitic nanocrystals so as to form a material with a mixed porosity that is both mesostructured and zeolitic in nature. The preparation of said material is also described.Type: GrantFiled: August 17, 2007Date of Patent: October 5, 2010Assignee: IFP Energies NouvellesInventors: Patrick Euzen, Alexandra Chaumonnot, Aurelie Coupe, Clement Sanchez, Cedric Boissiere, David Grosso
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Publication number: 20090305028Abstract: The invention relates to a nanostructured porous oxyfluoride film deposited onto a substrate, to a method for its production, and also to various applications. The oxyfluoride has a porous semicrystalline structure and a refractive index of 1.08 to 1.25, measured in the visible range for a relative humidity level below 80%. Its chemical composition corresponds to the formula (Mg(1?x)Cax)(1?y)MyF(2+(n?2)y?2z?t)Oz (OH)tM?w in which n is the valency of M, n being 1 to 4, M represents at least one element chosen from Al, Si, Ge and Ga, M? represents at least one element chosen from the group composed of Co, Cr, Ni, Fe, Cu, Sb, Ag, Pd, Cd, Au, Sn, Pb, Ce, Nd, Pr, Eu, Yb, Tb, Dy, Er and Gd, and 0?w<0.1; 0?x?1; 0?y?0.5; z<1; z+t>0 and t<2.Type: ApplicationFiled: November 13, 2006Publication date: December 10, 2009Inventors: David Grosso, Cedric Boissiere, Clement Sanchez
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Publication number: 20090232720Abstract: A mesostructured aluminosilicate material is described, constituted by at least two spherical elementary particles, each of said spherical particles being constituted by a matrix based on silicon oxide and aluminium oxide, having a pore size in the range 1.5 to 30 nm, a Si/Al molar ratio of at least 1, having amorphous walls with a thickness in the range 1 to 20 nm, said spherical elementary particles having a maximum diameter of 10 ?m. A process for preparing said material and its application in the fields of refining and petrochemistry are also described.Type: ApplicationFiled: March 20, 2009Publication date: September 17, 2009Inventors: Alexandra Chaumonnot, Aurelie Coupe, Clement Sanchez, Patrick Euzen, Cedric Boissiere, David Grosso
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Publication number: 20090186226Abstract: An organic/inorganic hybrid material (OIHM) that consists of elementary spherical particles is described, whereby each of said spherical particles consists of a mesostructured matrix that is based on silicon oxide and organic groups with reactive terminal groups that are linked covalently to the inorganic structure, whereby said mesostructured matrix has a pore size of between 1.5 and 30 nm and has amorphous walls with a thickness of between 1 and 20 nm. Said elementary spherical particles have a maximum diameter of 10 ?m. The matrix that is based on silicon oxide can contain aluminum, titanium, zirconium and cerium. Two methods for preparation of said material are also described.Type: ApplicationFiled: November 3, 2006Publication date: July 23, 2009Inventors: Alexandra Chaumonnoi, Clement Sanchez, Cedric Boissiere, David Grosso, Stephanie Pega
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Publication number: 20090029847Abstract: A mesostructured material that consists of at least two elementary spherical particles, each of said particles comprising a mesostructured matrix based on aluminum oxide and having a pore size of between 1.5 and 30 nm, an aluminum oxide content that represents more than 46% by weight relative to the mass of said matrix, which has amorphous walls with a thickness of between 1 and 30 nm and whereby said elementary spherical particles have a maximum diameter of 10 ?m, is described. Said mesostructured matrix can also contain silicon oxide. Each of the spherical particles of the mesostructured material can also contain zeolitic nanocrystals so as to form a material with a mixed porosity that is both mesostructured and zeolitic in nature. The preparation of said material is also described.Type: ApplicationFiled: August 17, 2007Publication date: January 29, 2009Inventors: Patrick Euzen, Alexandra Chaumonnot, Aurelie Coupe, Clement Sanchez, Cedric Boissiere, David Grosso