Patents by Inventor Francine Janssens
Francine Janssens 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: 10793433Abstract: A process for manufacturing hydrogen peroxide by an anthraquinone autoxidation process (AO-process) comprising two alternate (essential) steps of: (a) hydrogenation of a working solution in a hydrogenation unit in the presence of a catalyst, wherein such working solution contains at least one alkylanthraquinone dissolved in at least one organic solvent, to obtain at least one corresponding alkylanthrahydroquinone compound; and (b) oxidation of the at least one alkylanthrahydroquinone compound to obtain hydrogen peroxide in an oxidation unit; and further comprising the step of: (c) extracting the hydrogen peroxide formed in the oxidation step in an extraction unit, wherein the units of step (a) to (c), optionally together with further ancillary units as appropriate, constitute a hydrogen peroxide production site, wherein one or more of said units are equipped with one or more sensors for monitoring one or more AO-process parameters at the hydrogen peroxide production site, said sensors being interconnected witType: GrantFiled: October 2, 2012Date of Patent: October 6, 2020Assignee: Solvay SAInventors: Alain Vandenbussche, Patrick Markus Dhaese, Stephen Bloomfield, Francine Janssens
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Patent number: 9617153Abstract: A process for manufacturing hydrogen peroxide by an anthraquinone autoxidation process (AO-process) comprising two alternate essential steps of: (a) hydrogenation of a working solution in a hydrogenation unit in the presence of a catalyst, wherein the working solution contains at least one alkylanthraquinone dissolved in at least one organic solvent, to obtain at least one corresponding alkylanthrahydroquinone compound; and (b) oxidation of the at least one alkylanthrahydroquinone compound to obtain hydrogen peroxide in an oxidation unit; and further comprising step (c): extracting the hydrogen peroxide formed in the oxidation step in an extraction unit, wherein the hydrogenation, oxidation and extraction steps are performed in an reactor system which is designed as a compact modular system of a hydrogenation, an oxidation and an extraction unit, and wherein the reactor system is configured to operate without a reversion (regeneration) unit for continuous reversion of the working solution as a small to mediumType: GrantFiled: October 2, 2012Date of Patent: April 11, 2017Assignee: SOLVAY SAInventors: Alain Vandenbussche, Patrick Markus Dhaese, Stephen Bloomfield, Francine Janssens
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Patent number: 9610573Abstract: A catalyst support comprising a material functionalized with at least one acid group and at least one halogen atom; and a supported catalyst comprising (i) a catalyst and (ii) the catalyst support comprising the functionalized material, as well as their uses in production of hydrogen peroxide. A process for producing hydrogen peroxide, comprising reacting hydrogen and oxygen in the presence of the supported catalyst comprising the functionalized material, optionally with the addition of an inert gas, in a reactor.Type: GrantFiled: July 9, 2012Date of Patent: April 4, 2017Assignee: SOLVAY SAInventors: Gema Blanco Brieva, Jose Miguel Campos Martin, Jose Luis Garcia Fierro, Manuel Montiel Argaiz, Roberto Garaffa, Francine Janssens
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Publication number: 20140286855Abstract: A catalyst comprising: a platinum group metal, silver, gold, or a mixture thereof, and a carrier containing an oxide other than zirconium oxide and a precipitate layer of zirconium oxide onto the oxide other than zirconium oxide, as well as their uses in production of hydrogen peroxide. A process for producing hydrogen peroxide, comprising reacting hydrogen and oxygen in the presence of such catalyst in a reactor, and a process for producing such catalyst.Type: ApplicationFiled: October 26, 2012Publication date: September 25, 2014Inventors: Frédérique Desmedt, Paul Deschrijver, Yves Vlasselaer, Francine Janssens
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Publication number: 20140255294Abstract: A process for manufacturing hydrogen peroxide by an anthraquinone autoxidation process (AO-process) comprising two alternate (essential) steps of: (a) hydrogenation of a working solution in a hydrogenation unit in the presence of a catalyst, wherein such working solution contains at least one alkylanthraquinone dissolved in at least one organic solvent, to obtain at least one corresponding alkylanthrahydroquinone compound; and (b) oxidation of the at least one alkylanthrahydroquinone compound to obtain hydrogen peroxide in an oxidation unit; and further comprising the step of: (c) extracting the hydrogen peroxide formed in the oxidation step in an extraction unit, wherein the units of step (a) to (c), optionally together with further ancillary units as appropriate, constitute a hydrogen peroxide production site, wherein one or more of said units are equipped with one or more sensors for monitoring one or more AO-process parameters at the hydrogen peroxide production site, said sensors being interconnected witType: ApplicationFiled: October 2, 2012Publication date: September 11, 2014Inventors: Alain Vandenbussche, Patrick Markus Dhaese, Stephen Bloomfield, Francine Janssens
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Publication number: 20140234202Abstract: A process for manufacturing hydrogen peroxide by an anthraquinone autoxidation process (AO-process) comprising two alternate essential steps of: (a) hydrogenation of a working solution in a hydrogenation unit in the presence of a catalyst, wherein the working solution contains at least one alkylanthraquinone dissolved in at least one organic solvent, to obtain at least one corresponding alkylanthrahydroquinone compound; and (b) oxidation of the at least one alkylanthrahydroquinone compound to obtain hydrogen peroxide in an oxidation unit; and further comprising step (c): extracting the hydrogen peroxide formed in the oxidation step in an extraction unit, wherein the hydrogenation, oxidation and extraction steps are performed in an reactor system which is designed as a compact modular system of a hydrogenation, an oxidation and an extraction unit, and wherein the reactor system is configured to operate without a reversion (regeneration) unit for continuous reversion of the working solution as a small to mediumType: ApplicationFiled: October 2, 2012Publication date: August 21, 2014Applicant: SOLVAY SAInventors: Alain Vandenbussche, Patrick Markus Dhaese, Stephen Bloomfield, Francine Janssens
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Publication number: 20140154168Abstract: A catalyst support comprising a material functionalized with at least one acid group and at least one halogen atom; and a supported catalyst comprising (i) a catalyst and (ii) the catalyst support comprising the functionalized material, as well as their uses in production of hydrogen peroxide. A process for producing hydrogen peroxide, comprising reacting hydrogen and oxygen in the presence of the supported catalyst comprising the functionalized material, optionally with the addition of an inert gas, in a reactor.Type: ApplicationFiled: July 9, 2012Publication date: June 5, 2014Applicant: SOLVAY SAInventors: Gema Blanco Brieva, Jose Miguel Campos Martin, Jose Luis Garcia Fierro, Manuel Montiel Argaiz, Roberto Garaffa, Francine Janssens
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Patent number: 7947856Abstract: A telomerisation process is described whereby haloalkanes like tetrachloromethane are added to halogenated olefins like 2-chloroprop-1-ene in the presence of an iron catalyst and a phosphite. The reaction products, e.g. 1,1,1,3,3-pentachlorobutane, can be fluorinated.Type: GrantFiled: October 5, 2007Date of Patent: May 24, 2011Assignee: SOLVAY (Societe Anonyme)Inventors: Veronique Mathieu, Francine Janssens
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Patent number: 7750195Abstract: Process for obtaining a hydrofluoroalkane which is purified of organic impurities, according to which the hydrofluoroalkane containing organic impurities is subjected to at least one purification treatment chosen from (a) a treatment with chlorine in the presence of a initiator (b) a reaction with hydrogen fluoride (c) a distillation in which the purified hydrofluoroalkane is removed from the top of the distillation column or from the side (d) an extractive distillation (e) an adsorption onto a solid adsorbent (f) a reaction with a compound containing oxygen, and (g) a reaction with a compound containing oxygen and a gas-phase reaction with a reagent capable of reacting with at least some of the organic impurities, with the exception of a reaction with elemental chlorine.Type: GrantFiled: December 22, 2008Date of Patent: July 6, 2010Assignee: Solvay S.A.Inventors: Vincent Wilmet, Francine Janssens, Lionel Casaubon Seignour, Philippe Krafft, Alain Lambert, Olivier Buyle
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Publication number: 20090247794Abstract: A telomerisation process is described whereby haloalkanes like tetrachloromethane are added to halogenated olefins like 2-chloroprop-1-ene in the presence of an iron catalyst and a phosphite. The reaction products, e.g. 1,1,1,3,3-pentachlorobutane, can be fluorinated.Type: ApplicationFiled: October 5, 2007Publication date: October 1, 2009Applicant: SOLVAY (SOCIETE ANONYME)Inventors: Veronique Mathieu, Francine Janssens
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Publication number: 20090099394Abstract: Process for obtaining a hydrofluoroalkane which is purified of organic impurities, according to which the hydrofluoroalkane containing organic impurities is subjected to at least one purification treatment chosen from (a) a treatment with chlorine in the presence of a initiator (b) a reaction with hydrogen fluoride (c) a distillation in which the purified hydrofluoroalkane is removed from the top of the distillation column or from the side (d) an extractive distillation (e) an adsorption onto a solid adsorbent (f) a reaction with a compound containing oxygen, and (g) a reaction with a compound containing oxygen and a gas-phase reaction with a reagent capable of reacting with at least some of the organic impurities, with the exception of a reaction with elemental chlorine.Type: ApplicationFiled: December 22, 2008Publication date: April 16, 2009Applicant: SOLVAY S.A.Inventors: Vincent Wilmet, Francine Janssens, Lionel Casaubon Seignour, Philippe Krafft, Alain Lambert, Olivier Buyle
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Patent number: 7468467Abstract: Process for obtaining a hydrofluoroalkane which is purified of organic impurities, according to which the hydrofluoroalkane containing organic impurities is subjected to at least one purification treatment chosen from (a) a treatment with chlorine in the presence of a initiator (b) a reaction with hydrogen fluoride (c) a distillation in which the purified hydrofluoroalkane is removed from the top of the distillation column or from the side (d) an extractive distillation (e) an adsorption onto a solid adsorbent (f) a reaction with a compound containing oxygen, and (g) a reaction with a compound containing oxygen and a gas-phase reaction with a reagent capable of reacting with at least some of the organic impurities, with the exception of a reaction with elemental chlorine.Type: GrantFiled: January 3, 2007Date of Patent: December 23, 2008Assignee: Solvay S.A.Inventors: Vincent Wilmet, Francine Janssens, Lionel Casaubon Seignour, Philippe Krafft, Alain Lambert, Olivier Buyle
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Patent number: 7304191Abstract: The present invention relates to a fluorination method for the synthesis of halofluoroorganic compounds which can be used, inter alia, as precursors in the synthesis of 2,3-unsaturated fluoroorganic carbonyl compounds comprising a fluorine substituent in the 2 position.Type: GrantFiled: August 6, 2001Date of Patent: December 4, 2007Assignee: Solvay (Societe Anonyme)Inventors: Véronique Mathieu, Francine Janssens, James Franklin
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Patent number: 7253327Abstract: Method of manufacture of a hydrofluoroalkane comprising the use of a Lewis base as stabilizer of the hydrofluoroalkane. No drawings.Type: GrantFiled: May 2, 2006Date of Patent: August 7, 2007Assignee: Solvay S.A.Inventors: Francine Janssens, Veronique Mathieu
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Publication number: 20070112231Abstract: Process for obtaining a hydrofluoroalkane which is purified of organic impurities, according to which the hydrofluoroalkane containing organic impurities is subjected to at least one purification treatment chosen from (a) a treatment with chlorine in the presence of a initiator (b) a reaction with hydrogen fluoride (c) a distillation in which the purified hydrofluoroalkane is removed from the top of the distillation column or from the side (d) an extractive distillation (e) an adsorption onto a solid adsorbent (f) a reaction with a compound containing oxygen, and (g) a reaction with a compound containing oxygen and a gas-phase reaction with a reagent capable of reacting with at least some of the organic impurities, with the exception of a reaction with elemental chlorine.Type: ApplicationFiled: January 3, 2007Publication date: May 17, 2007Applicant: SOLVAY S.A.Inventors: Vincent Wilmet, Francine Janssens, Lionel Seignour, Philippe Krafft, Alain Lambert, Olivier Buyle
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Patent number: 7179949Abstract: Process for obtaining a hydrofluoroalkane which is purified of organic impurities, according to which the hydrofluoroalkane containing organic impurities is subjected to at least one purification treatment chosen from (a) a treatment with chlorine in the presence of a initiator (b) a reaction with hydrogen fluoride (c) a distillation in which the purified hydrofluoroalkane is removed from the top of the distillation column or from the side (d) an extractive distillation (e) an adsorption onto a solid adsorbent (f) a reaction with a compound containing oxygen, and (g) a reaction with a compound containing oxygen and a gas-phase reaction with a reagent capable of reacting with at least some of the organic impurities, with the exception of a reaction with elemental chlorine.Type: GrantFiled: August 10, 2001Date of Patent: February 20, 2007Assignee: Solvay (Societe Anonyme)Inventors: Vincent Wilmet, Francine Janssens, Lionel Casaubon Seignour, Philippe Krafft, Alain Lambert, Olivier Buyle
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Publication number: 20060199982Abstract: Method of manufacture of a hydrofluoroalkane comprising the use of a Lewis base as stabilizer of the hydrofluoroalkane. No drawings.Type: ApplicationFiled: May 2, 2006Publication date: September 7, 2006Applicant: SOLVAY S.A.Inventors: Francine Janssens, Veronique Mathieu
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Patent number: 7067706Abstract: Process for the preparation of a hydro(chloro)fluoroalkane according to which a halogenated precursor of the hydro(chloro)fluoroalkane is reacted with hydrogen fluoride in the presence of a catalyst comprising chromium (Cr) and at least one other metal selected from the group consisting of aluminium, barium, bismuth, calcium, cerium, copper, iron, magnesium, strontium, vanadium and zirconium.Type: GrantFiled: April 9, 2001Date of Patent: June 27, 2006Assignee: Solvay (Societe Anonyme)Inventors: Vincent Wilmet, Francine Janssens
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Patent number: 7009083Abstract: The invention relates to a process for the preparation of 1-chloro-1-fluoroethane and 1,1-difluoroethane by reaction of vinyl chloride with hydrogen fluoride, in an organic solvent consisting of at least one saturated halogen-containing hydrocarbon.Type: GrantFiled: August 2, 2004Date of Patent: March 7, 2006Assignee: Solvay (Societe Anonyme)Inventors: Pascal Pennetreau, Francine Janssens
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Publication number: 20050256348Abstract: 1,1,1,3,3-pentafluoropropane is produced by reaction between 1,1,1,3,3-pentachloropropane and hydrogen fluoride in the presence of a hydrofluorination catalyst. The 1,1,1,3,3-pentachloropropane may advantageously be obtained by reaction between vinyl chloride and tetrachloromethane in the presence of a telomerization catalyst and of a nitrile.Type: ApplicationFiled: July 19, 2005Publication date: November 17, 2005Applicant: SOLVAY S.A.Inventors: Vincent Wilmet, Francine Janssens, Jean-Paul Schoebrechts