Patents by Inventor Delphine CROZET
Delphine CROZET 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: 20230219876Abstract: The invention relates to a method for the preparation of estolide esters from a hydroxycarboxylic acid by a reaction of addition of a fatty acid to the hydroxyl function and by a reaction of esterification of the carboxylic acid function with an alcohol. The invention further relates to the use of estolide esters as a base oil in a lubricating composition or as an emollient in a cosmetic or pharmaceutical composition.Type: ApplicationFiled: April 27, 2021Publication date: July 13, 2023Applicants: TOTALENERGIES ONETECH, NYCOInventors: Delphine CROZET, Alice LIMOGES, Djibril FAYE, Yves TRAVERT, Grégoire HERVÉ
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Publication number: 20230107326Abstract: The invention relates to an estolide ester composition with improved sensory properties for cosmetic or pharmaceutical topical applications.Type: ApplicationFiled: March 17, 2021Publication date: April 6, 2023Applicant: TOTALENERGIES ONETECHInventors: Delphine CROZET, Alice LIMOGES, Benjamin SWOBODA
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Publication number: 20230091311Abstract: The invention relates to a method for preparing a composition of diesters comprising reacting an unsaturated compound of alcohol type or the ester thereof, with a saturated fatty acid, in the presence of an acid catalyst. The invention also relates to a composition of diesters that is obtainable by the method of the invention, and the use thereof in lubricating compositions or in cosmetic or pharmaceutical compositions.Type: ApplicationFiled: December 18, 2020Publication date: March 23, 2023Applicant: TOTALENERGIES ONETECHInventors: Delphine CROZET, Alice LIMOGES
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Publication number: 20230090084Abstract: The invention relates to a composition preparation method for preparing a composition of estolides, the method comprising reacting an unsaturated compound of a type such as an acid or ester, with a saturated fatty acid; in the presence of a catalyst of a type such as sulphonic acid, the said method including no vacuum distillation step thereby making it possible to separate the monoestolides from the polyestolides. The invention also relates to a composition of estolides that is obtainable by the method according to the invention and the use thereof in lubricating compositions.Type: ApplicationFiled: December 18, 2020Publication date: March 23, 2023Applicant: TOTALENERGIES ONETECHInventors: Delphine CROZET, Alice LIMOGES, Laurent GERMANAUD, Henri STRUB, Grégoire HERVÉ, Djibril FAYE, Yves TRAVERT
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Patent number: 10308770Abstract: The invention relates to a crosslinkable composition X, comprising: at least one organopolysiloxane compound A comprising, per molecule, at least two C2-C6 alkenyl radicals bonded to silicon atoms; at least one organohydrogenopolysiloxane compound B comprising, per molecule, at least two hydrogen atoms bonded to an identical or different silicon atom; at least one catalyst C which is a complex corresponding to the following formula: [Fe(L1)2] in which: the symbol Fe represents iron at degree of oxidation II; the symbols L1, which may be identical or different, represent a ligand which is a ?-dicarbonylato anion or the enolate anion of a ?-dicarbonylated compound; optionally at least one adhesion promoter D; and optionally at least one charge E. The invention also relates to the use of the previously described catalyst C as silicone composition crosslinking catalyst, to a silicone composition crosslinking method, wherein it comprises heating the composition X to a temperature of between 70 and 200° C.Type: GrantFiled: November 6, 2015Date of Patent: June 4, 2019Assignees: ELKEN SILICONES FRANCE SAS, UNIVERSITE CLAUDE BERNARD LYON 1, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUEInventors: Vincent Monteil, Jean Raynaud, Delphine Crozet, Magali Bousquié, Sébastien Marrot
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Publication number: 20190152877Abstract: A process for selective partial hydrogenation of conjugated diene compounds includes at least one, preferably terminal, diene function and at least one additional carbon-carbon double bond, the process including reacting the conjugated diene compounds with hydrogen in the presence of an iridium-NHC based catalyst. The disclosure also relates to a reaction mixture that can be obtained at the end of the process. The disclosure also relates to the use of the reaction mixture.Type: ApplicationFiled: May 6, 2016Publication date: May 23, 2019Applicants: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS), TOTAL RAFFINAGE CHIMIEInventors: Chloé THIEULEUX, Emmanuel LACÔTE, Delphine CROZET
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Patent number: 10196488Abstract: The invention relates to a crosslinkable composition X, comprising: at least one organopolysiloxane compound A comprising, per molecule, at least two C2-C6 alkenyl radicals bonded to silicon atoms; at least one organohydrogenopolysiloxane compound B comprising, per molecule, at least two hydrogen atoms bonded to an identical or different silicon atom; at least one catalyst C which is a complex corresponding to the following formula: [Co (L1)2] in which: the symbol Co represents cobalt at degree of oxidation II; the symbols L1, which may be identical or different, represent a ligand which is a ?-dicarbonylato anion or the enolate anion of a ?-dicarbonylated compound; optionally at least one adhesion promoter D; and optionally at least one filler E.Type: GrantFiled: November 6, 2015Date of Patent: February 5, 2019Assignees: ELKEM SILICONES FRANCE SAS, UNIVERSITE CLAUDE BERNARD LYON 1, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUEInventors: Vincent Monteil, Jean Raynaud, Delphine Crozet, Magali Bousquié, Sébastien Marrot
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Publication number: 20180282243Abstract: A process for the selective partial hydrogenation of conjugated diene compounds includes at least one, preferably terminal, diene function and at least one additional carbon-carbon double bond, the process including reacting the conjugated diene compounds with hydrogen in the presence of a nickel-NHC based catalyst. The disclosure also relates to a reaction mixture that can be obtained at the end of the process and to a catalyst that can be used in the process. The disclosure also relates to the use of the reaction mixture.Type: ApplicationFiled: May 6, 2016Publication date: October 4, 2018Applicants: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS ), TOTAL RAFFINAGE CHIMIEInventors: Chloé THIEULEUX, Emmanuel LACÔTE, Delphine CROZET
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Publication number: 20180273690Abstract: The invention relates to a crosslinkable composition X, comprising: at least one organopolysiloxane compound A comprising, per molecule, at least two C2-C6 alkenyl radicals bonded to silicon atoms; at least one organohydrogenopolysiloxane compound B comprising, per molecule, at least two hydrogen atoms bonded to an identical or different silicon atom; at least one catalyst C which is a complex corresponding to the following formula: [Fe(L1)2] in which: the symbol Fe represents iron at degree of oxidation II; the symbols L1, which may be identical or different, represent a ligand which is a ?-dicarbonylato anion or the enolate anion of a ?-dicarbonylated compound; optionally at least one adhesion promoter D; and optionally at least one charge E. The invention also relates to the use of the previously described catalyst C as silicone composition crosslinking catalyst, to a silicone composition crosslinking method, wherein it comprises heating the composition X to a temperature of between 70 and 200° C.Type: ApplicationFiled: November 6, 2015Publication date: September 27, 2018Inventors: Vincent MONTEIL, Jean RAYNAUD, Delphine CROZET, Magali BOUSQUIÉ, Sébastien MARROT
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Publication number: 20180016398Abstract: The invention relates to a crosslinkable composition X, comprising: at least one organopolysiloxane compound A comprising, per molecule, at least two C2-C6 alkenyl radicals bonded to silicon atoms; at least one organohydrogenopolysiloxane compound B comprising, per molecule, at least two hydrogen atoms bonded to an identical or different silicon atom; at least one catalyst C which is a complex corresponding to the following formula: [Co(L1)2] in which: the symbol Co represents cobalt at degree of oxidation II; the symbols L1, which may be identical or different, represent a ligand which is a ?-dicarbonylato anion or the enolate anion of a ?-dicarbonylated compound; optionally at least one adhesion promoter D; and optionally at least one charge E.Type: ApplicationFiled: November 6, 2015Publication date: January 18, 2018Inventors: Vincent MONTEIL, Jean RAYNAUD, Delphine CROZET, Magali BOUSQUIÉ, Sébastien MARROT
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Publication number: 20170313823Abstract: A crosslinked silicone material Y obtained by heating to a temperature of between 70 and 200° C., a crosslinkable composition X including an organopolysiloxane compound A containing, per molecule, at least two C2-C6 alkenyl radicals bonded to silicon atoms; an organohydrogenopolysiloxane compound B containing, per molecule, at least two hydrogen atoms bonded to an identical or different silicon atom; a catalyst C of formula [Ni(L1)2] where Ni represents nickel at degree of oxidation II; L1 which may be identical or different, represents a ?-dicarbonylato anion or the enolate anion of a ?-dicarbonylated compound; optionally an adhesion promoter D; and optionally a charge E.Type: ApplicationFiled: November 6, 2015Publication date: November 2, 2017Applicants: Bluestar Silicones France SAS, Universite Claude Bernard Lyon I, Centre National de la Recherche Scientifique - CNRSInventors: Vincent MONTEIL, Jean RAYNAUD, Delphine CROZET, Magali BOUSQUIE, Sebastien MARROT