Patents by Inventor Olivier THINON

Olivier THINON 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).

  • Patent number: 12157792
    Abstract: The invention relates to a process for producing a terephthalate polyester from at least one feedstock of polyester to be recycled, integrating a process of depolymerization, advantageously by glycolysis, of the polyester to be recycled in order to produce a diester intermediate compatible with the specifications of the polymerization steps and comprising an optimized system for recycling the streams.
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: December 3, 2024
    Assignee: IFP Energies nouvelles
    Inventors: Olivier Thinon, Thierry Gauthier
  • Publication number: 20240287279
    Abstract: The present invention relates to a process for depolymerization of a polyester feedstock comprising PET, comprising: a) a step for conditioning the polyester feedstock, to produce a conditioned feedstock stream; b) a step of depolymerization of the conditioned feedstock stream, at a temperature of between 150 and 300° C., in the presence of diol with a ratio by weight between the diol and the diester in the feedstock of between 0.3 and 8.0, to produce a reaction effluent; c) a step of separation of the diol from the reaction effluent, to produce at least a liquid monomers effluent; d) a step of separation of the liquid monomers effluent into a heavy impurities effluent and a prepurified monomers effluent; and e) a step of purification of the prepurified monomers effluent, comprising a substep e1) of adsorption at a temperature of between 50 and 200° C. and a crystallization substep e2), and producing at least one decolourized purified diester monomer effluent.
    Type: Application
    Filed: June 7, 2022
    Publication date: August 29, 2024
    Applicants: IFP ENERGIES NOUVELLES, JEPLAN, INC.
    Inventors: DAVID CHICHE, Guillaume BLANCKE, Damien LEINEKUGEL LE COCQ, Frederic FAVRE, Yacine HAROUN, Olivier THINON, Adrien MEKKI-BERRADA, Mayara AZIN GONDIM PAIVA, Charles BONNIN, Cyprien CHARRA
  • Patent number: 12071509
    Abstract: A process for the production of a terephthalate polyester, containing a stage a) for preparing an esterification feedstock containing at least one mixing section fed with at least one terephthalic acid feedstock and one diester monomer feedstock, where the ratio of the total number of moles of diol units with respect to the total number of moles of terephthalate units introduced into the mixing section is between 1.0 and 2.0, the mixing section being operated at a temperature between 25° C. and 250° C. and at a pressure greater than or equal to 0.1 MPa, an esterification stage b) to produce at least one reaction effluent and one aqueous effluent, a polycondensation stage c) to obtain at least the terephthalate polyester and an effluent containing at least one diol monomer, and a stage d) of treatment of the diols to obtain a purified diol stream.
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: August 27, 2024
    Assignee: IFP ENERGIES NOUVELLES
    Inventors: Olivier Thinon, Thierry Gauthier
  • Patent number: 11866396
    Abstract: The present invention relates to an NCC process and an apparatus for producing light olefins and aromatics, wherein the C5+ fraction (16) of the cracking effluent is separated into a C5 fraction (25) recycled into the NCC reactor (4) and a C6+ fraction (26), and wherein the C6+ fraction (26) is sent into an aromatics extraction unit (30) to produce an aromatics-enriched fraction (31) and a low-aromatics fraction (32).
    Type: Grant
    Filed: December 15, 2020
    Date of Patent: January 9, 2024
    Assignee: IFP ENERGIES NOUVELLES
    Inventors: Olivier Thinon, Anne Claire, Vania Santos-Moreau
  • Publication number: 20230357531
    Abstract: The invention relates to a process for depolymerizing a polyester feedstock comprising PET, said process comprising, prior to the step of depolymerization by glycolysis and to the step of purification of the depolymerization effluent, an improved step of conditioning the feedstock in which the polyester feedstock is conditioned in terms of temperature and pressure and then mixed with a diol effluent in a static or dynamic mixer in order in particular to substantially reduce the viscosity of the feedstock.
    Type: Application
    Filed: December 7, 2020
    Publication date: November 9, 2023
    Applicant: IFP Energies Nouvelles
    Inventors: Yacine HAROUN, Adrien MEKKI-BERRADA, Olivier THINON, Cyprien CHARRA, Damien LEINEKUGEL LE COCQ, Mayara AZIM GONDIM PAIVA
  • Patent number: 11702377
    Abstract: The present invention relates to an NCC process and an apparatus for producing light olefins and aromatics, wherein the fraction comprising ethane and/or propane (12) from the cracking effluent is sent at least partly into a steam cracking furnace (19), fed with steam (20), to produce a steam cracking effluent (21) comprising ethylene and/or propylene.
    Type: Grant
    Filed: December 15, 2020
    Date of Patent: July 18, 2023
    Assignee: IFP Energies Nouvelles
    Inventors: Olivier Thinon, Anne Claire Pierron, Vania Santos-Moreau
  • Publication number: 20230049514
    Abstract: The invention relates to a process of depolymerization of a polyester feedstock comprising PET, which comprises: a) a conditioning step; b) a glycolysis step in the presence of diol; c) a step of separation of the diol, producing at least a gaseous diol effluent, at least a liquid diol effluent and a liquid monomers effluent; g) a step of separating said liquid monomers effluent into a heavy impurities effluent and a prepurified monomers effluent, this step being conducted with a residence time of less than 10 min; e) a step of decolourizing the prepurified monomers effluent, in the presence of at least one adsorbent, and f) a diol purification step, which is supplied with at least a gaseous diol effluent and at least a liquid diol effluent, which are obtained from step c), and which produces a purified diol effluent and one or more impurities effluent(s).
    Type: Application
    Filed: December 21, 2020
    Publication date: February 16, 2023
    Applicant: IFP Energies Nouvelles
    Inventors: Olivier THINON, Mayara AZIN GONDIM PAIVA
  • Publication number: 20230035324
    Abstract: The invention relates to a process for depolymerizing a polyester feedstock comprising PET, said process comprising, prior to the step of depolymerization by glycolysis and to the step of purification of the depolymerization effluent, an improved step of conditioning the feedstock in which the polyester feedstock is conditioned in terms of temperature and pressure and then mixed at least with a recycled residue effluent and a diol effluent in particular in order to substantially reduce the viscosity of the feedstock.
    Type: Application
    Filed: December 7, 2020
    Publication date: February 2, 2023
    Applicant: IFP Energies Nouvelles
    Inventors: Yacine HAROUN, Adrien MEKKI-BERRADA, Olivier THINON
  • Publication number: 20220135735
    Abstract: A process for the production of a terephthalate polyester, containing a stage a) for preparing an esterification feedstock containing at least one mixing section fed with at least one terephthalic acid feedstock and one diester monomer feedstock, where the ratio of the total number of moles of diol units with respect to the total number of moles of terephthalate units introduced into the mixing section is between 1.0 and 2.0, the mixing section being operated at a temperature between 25° C. and 250° C. and at a pressure greater than or equal to 0.1 MPa, an esterification stage b) to produce at least one reaction effluent and one aqueous effluent, a polycondensation stage c) to obtain at least the terephthalate polyester and an effluent containing at least one diol monomer, and a stage d) of treatment of the diols to obtain a purified diol stream.
    Type: Application
    Filed: January 27, 2020
    Publication date: May 5, 2022
    Applicant: IFP Energies Nouvelles
    Inventors: Olivier THINON, Thierry GAUTHIER
  • Publication number: 20220127416
    Abstract: The invention relates to a process for producing a terephthalate polyester from at least one feedstock of polyester to be recycled, integrating a process of depolymerization, advantageously by glycolysis, of the polyester to be recycled in order to produce a diester intermediate compatible with the specifications of the polymerization steps and comprising an optimized system for recycling the streams.
    Type: Application
    Filed: January 27, 2020
    Publication date: April 28, 2022
    Applicant: IFP Energies nouvelles
    Inventors: Olivier THINON, Thierry GAUTHIER
  • Publication number: 20210179514
    Abstract: The present invention relates to an NCC process and an apparatus for producing light olefins and aromatics, wherein the fraction comprising ethane and/or propane (12) from the cracking effluent is sent at least partly into a steam cracking furnace (19), fed with steam (20), to produce a steam cracking effluent (21) comprising ethylene and/or propylene.
    Type: Application
    Filed: December 15, 2020
    Publication date: June 17, 2021
    Applicant: IFP Energies Nouvelles
    Inventors: Olivier THINON, Anne Claire PIERRON, Vania SANTOS-MOREAU
  • Publication number: 20210179515
    Abstract: The present invention relates to an NCC process and an apparatus for producing light olefins and aromatics, wherein the C5+ fraction (16) of the cracking effluent is separated into a C5 fraction (25) recycled into the NCC reactor (4) and a C6+ fraction (26), and wherein the C6+ fraction (26) is sent into an aromatics extraction unit (30) to produce an aromatics-enriched fraction (31) and a low-aromatics fraction (32).
    Type: Application
    Filed: December 15, 2020
    Publication date: June 17, 2021
    Applicant: IFP Energies nouvelles
    Inventors: Olivier THINON, Anne CLAIRE, Vania SANTOS-MOREAU
  • Patent number: 10654763
    Abstract: The invention relates to a process for producing butadiene from an ethanol feedstock comprising a step of converting ethanol into butadiene, a step of separating the reactants into a hydrated butadiene effluent, an impurities effluent and an ethanol-butadiene effluent, a separation step that separates the ethanol-butadiene effluent into a butadiene distillate and a contaminated reactants effluent, a step of purifying the butadiene by extractive distillation and an effluent treatment step.
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: May 19, 2020
    Assignees: IFP Energies nouvelles, Compagnie Generale des Etablissements Michelin
    Inventors: Rejane Dastillung, Sophie Couderc, Olivier Thinon
  • Patent number: 10544276
    Abstract: A subject-matter of the invention is a process for the depolymerization of a polyester feedstock comprising opaque PET, the said process comprising at least the stages of conditioning, of depolymerization and of separation of the diol and of separation of the liquid effluent rich in monomers, followed by a decolouration stage.
    Type: Grant
    Filed: July 4, 2017
    Date of Patent: January 28, 2020
    Assignee: IFP Energies Nouvelles
    Inventors: Cyprien Charra, Frederic Favre, Adrien Mekki-Berrada, Olivier Thinon
  • Patent number: 10501391
    Abstract: The invention relates to a process for producing butadiene from an ethanol feedstock, comprising a step of converting the ethanol into butadiene, a distillation step, a step of washing with water, a butadiene purification step comprising at least one section for separating the 1-butene by extractive distillation and a final distillation section fed with the topped butadiene distillate, separating at the top a purified butadiene effluent and at the bottom a butene residue, and an effluent treatment step.
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: December 10, 2019
    Assignees: IFP Energies Nouvelles, Compagnie Generale des Etablissements Michelin
    Inventors: Sophie Couderc, Rejane Dastillung, Olivier Thinon
  • Patent number: 10421697
    Abstract: The invention relates to a thermally-integrated method for producing butadiene from butanol that comprises at least the following steps: a) Dehydration of butanol, fed by a dehydration feed that is formed from at least said n-butanol feedstock that is diluted with at least a portion of the purified water effluent that is obtained from step c), leading to a butene effluent in at least one reactor, in the presence of a catalyst that comprises an alumina, b) Oxidizing dehydrogenation of said butene effluent, diluted with at least a portion of the purified water effluent that is obtained from step c), into butadiene, with said butene effluent not having undergone any treatment following the dehydration step a), c) Separation of the effluent that is obtained from step b) into at least one butadiene effluent and one purified water effluent.
    Type: Grant
    Filed: August 30, 2016
    Date of Patent: September 24, 2019
    Assignees: IFP Energies Nouvelles, Compagnie Generale Des Etablissements Michelin
    Inventors: Olivier Thinon, Vincent Coupard, Raphael Huyghe
  • Publication number: 20190202756
    Abstract: The invention relates to a process for producing butadiene from an ethanol feedstock comprising a step of converting ethanol into butadiene, a step of separating the reactants into a hydrated butadiene effluent, an impurities effluent and an ethanol-butadiene effluent, a separation step that separates the ethanol-butadiene effluent into a butadiene distillate and a contaminated reactants effluent, a step of purifying the butadiene by extractive distillation and an effluent treatment step.
    Type: Application
    Filed: June 26, 2017
    Publication date: July 4, 2019
    Applicants: IFP Energies nouvelles, Compagnie Generale des Etablissements Michelin
    Inventors: Rejane DASTILLUNG, Sophie COUDERC, Olivier THINON
  • Publication number: 20190169095
    Abstract: The invention relates to a process for producing butadiene from an ethanol feedstock, comprising a step of converting the ethanol into butadiene, a distillation step, a step of washing with water, a butadiene purification step comprising at least one section for separating the 1-butene by extractive distillation and a final distillation section fed with the topped butadiene distillate, separating at the top a purified butadiene effluent and at the bottom a butene residue, and an effluent treatment step.
    Type: Application
    Filed: June 26, 2017
    Publication date: June 6, 2019
    Applicants: IFP Energies Nouvelles, Compagnie Generale des Etablissements Michelin
    Inventors: Sophie COUDERC, Rejane DASTILLUNG, Olivier THINON
  • Publication number: 20190161595
    Abstract: A subject-matter of the invention is a process for the depolymerization of a polyester feedstock comprising opaque PET, the said process comprising at least the stages of conditioning, of depolymerization and of separation of the diol and of separation of the liquid effluent rich in monomers, followed by a decolouration stage.
    Type: Application
    Filed: July 4, 2017
    Publication date: May 30, 2019
    Applicant: IFP Energies Nouvelles
    Inventors: Cyprien CHARRA, Frederic FAVRE, Adrien MEKKI-BERRADA, Olivier THINON
  • Publication number: 20180258008
    Abstract: The invention relates to a thermally-integrated method for producing butadiene from butanol that comprises at least the following steps: a) Dehydration of butanol, fed by a dehydration feed that is formed from at least said n-butanol feedstock that is diluted with at least a portion of the purified water effluent that is obtained from step c), leading to a butene effluent in at least one reactor, in the presence of a catalyst that comprises an alumina, b) Oxidizing dehydrogenation of said butene effluent, diluted with at least a portion of the purified water effluent that is obtained from step c), into butadiene, with said butene effluent not having undergone any treatment following the dehydration step a), c) Separation of the effluent that is obtained from step b) into at least one butadiene effluent and one purified water effluent.
    Type: Application
    Filed: August 30, 2016
    Publication date: September 13, 2018
    Applicants: IFP Energies Nouvelles, Compagnie Generale Des Etablissements Michelin
    Inventors: Olivier THINON, Vincent COUPARD, Raphael HUYGHE