Patents by Inventor Esben Taarning

Esben Taarning 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).

  • Publication number: 20210347753
    Abstract: According to the present invention a process is provided for producing glycolide which comprises contacting glycolaldehyde dimer with an oxidizing agent to produce a glycolide product. Preferably, the process is carried out in an aprotic environment, such as in a reaction mixture comprising the glycolaldehyde dimer, the oxidizing agent, the glycolide product and an aprotic solvent.
    Type: Application
    Filed: November 29, 2019
    Publication date: November 11, 2021
    Applicant: HALDOR TOPSØE A/S
    Inventors: Amanda Birgitte SØLVHØJ, Rik DE CLERCQ, Esben TAARNING
  • Patent number: 11040934
    Abstract: Preparation of 2,5,6-trihydroxy-3-hexenoic acid and 2,5-dihydroxy-3-pentenoic acid and esters thereof from C6 and C5 sugars in the presence of a Lewis Acid material, wherein the yield of the 2,5,6-trihydroxy-3-hexenoic acid or 2,5-dihydroxy-3-pentenoic acid or esters thereof exceeds 15%. The process including the steps of contacting a saccharide composition including one or more C6 and/or C5 saccharide units with a Lewis Acid material; and recovering 2,5,6-trihydroxy-3-hexenoic acid and/or 2,5-dihydroxy-3-pentenoic acid or the esters thereof.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: June 22, 2021
    Assignee: HALDOR TOPSØE A/S
    Inventors: Esben Taarning, Irantzu Sadaba Zubiri, Sebastian Meier
  • Patent number: 11034713
    Abstract: A process for the preparation of C4 oxygenate compounds such as threose, erythrose or erythrulose starting from a composition comprising C1-3 oxygenate compounds such as formaldehyde, glycolaldehyde, glyoxal, pyruvaldehyde or acetol, wherein the process is carried out in the presence of a crystalline microporous material having a ring pore structure selected from an eight-membered ring pore structure or a ten-membered ring pore structure.
    Type: Grant
    Filed: June 18, 2015
    Date of Patent: June 15, 2021
    Assignee: Haldor Topsoe A/S
    Inventors: Saravanamurugan Shunmugavel, Irantzu Sadaba Zubiri, Esben Taarning, Martin Spangsberg Holm
  • Publication number: 20210078945
    Abstract: The following invention regards a process of demethylating a methyl ester of methionine or its hydroxy analog and producing methane thiol as a side-product. The methionine and its hydroxy analog are suitable as an animal feed additive and as a food additive. The methane thiol may be consumed in a hydrothiolation step such as in a step of preparing the methyl ester of methionine or its hydroxy analog from from methyl vinyl glycolate.
    Type: Application
    Filed: May 13, 2019
    Publication date: March 18, 2021
    Applicant: Haldor Topsøe A/S
    Inventors: Amanda Birgitte SØLVHØJ, Esben TAARNING
  • Publication number: 20210045414
    Abstract: New process of producing alpha-hydroxy compounds from sustainable resources useful as platform chemicals, such as hydroxy analogues of amino acids or polymer precursors.
    Type: Application
    Filed: January 23, 2019
    Publication date: February 18, 2021
    Applicant: HALDOR TOPSØE A/S
    Inventors: Søren Tolborg, Juan Salvador Martínez Espín, Esben TAARNING
  • Patent number: 10875789
    Abstract: A method for removing sulphur compounds from a process stream by contacting the process stream with an aqueous solution containing glycolaldehyde as the predominant compound.
    Type: Grant
    Filed: October 14, 2016
    Date of Patent: December 29, 2020
    Assignee: HALDOR TOPSØE A/S
    Inventors: Esben Taarning, Christian Mårup Osmundsen
  • Publication number: 20200392061
    Abstract: A process for large scale and energy efficient production of oxygenates from sugar is disclosed in which a sugar feedstock is introduced into a thermolytic fragmentation reactor including a fluidized stream of heat carrying particles. The heat carrying particles may be separated from the fluidized stream prior to cooling the fragmentation product and may be directed to a reheater to reheat the particles and recirculate the heated particles to the fragmentation reactor.
    Type: Application
    Filed: January 15, 2020
    Publication date: December 17, 2020
    Applicant: HALDOR TOPSØE A/S
    Inventors: Morten Boberg Larsen, Christian Mårup Osmundsen, Esben Taarning
  • Patent number: 10759726
    Abstract: A process for the preparation of ethylene glycol and other C1-C3 hydroxy compounds comprising the steps of hydrogenating a composition comprising C1-C3 oxygenate compounds. In particular the process is suitable for hydrogenating a composition comprising different C1-C3 oxygenate compounds, such as the product from a thermolytic fragmentation of a sugar composition.
    Type: Grant
    Filed: January 5, 2017
    Date of Patent: September 1, 2020
    Assignee: HALDOR TOPSØE A/S
    Inventors: Martin Spangsberg Holm, Christian Mårup Osmundsen, Esben Taarning, Amanda Birgitte Sølvhøj, Morten Boberg Larsen
  • Patent number: 10745375
    Abstract: New adipate-type compounds suitable as an intermediate in organic chemistry, a platform chemical for the production of other chemicals, and as a monomer and a co-monomer useful for the preparation of polymers and co-polymers. Also, a process of preparing the new adipate-type compounds from bio-based raw materials such as sugars.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: August 18, 2020
    Assignee: HALDOR TOPSØE A/S
    Inventors: Esben Taarning, Amanda Birgitte Sølvhøj
  • Publication number: 20200115359
    Abstract: New adipate-type compounds suitable as an intermediate in organic chemistry, a platform chemical for the production of other chemicals, and as a monomer and a co-monomer useful for the preparation of polymers and co-polymers. Also, a process of preparing the new adipate-type compounds from bio-based raw materials such as sugars.
    Type: Application
    Filed: December 6, 2019
    Publication date: April 16, 2020
    Applicant: HALDOR TOPSØE A/S
    Inventors: Esben TAARNING, Amanda Birgitte SØLVHØJ
  • Patent number: 10570078
    Abstract: A process for large scale and energy efficient product of oxygenates from sugar is disclosed in which a sugar feedstock is introduced into a thermolytic fragmentation reactor comprising a fluidized stream of heat carrying particles. The heat carrying particles may be separated from the fluidized stream prior to cooling the fragmentation product and may be directed to a reheater to reheat the particles and recirculate the heated particles to the fragmentation reactor.
    Type: Grant
    Filed: June 15, 2017
    Date of Patent: February 25, 2020
    Assignee: HALDOR TOPSØE A/S
    Inventors: Morten Boberg Larsen, Christian Mårup Osmundsen, Esben Taarning
  • Patent number: 10526308
    Abstract: The present invention regards new adipate-type compounds suitable as an intermediate in organic chemistry, a platform chemical for the production of other chemicals, and as a monomer and co-monomer useful for the preparation of polymers and copolymers. The invention also regards the process of preparing the new adipate-type compounds from bio-based raw materials such as sugars.
    Type: Grant
    Filed: May 4, 2017
    Date of Patent: January 7, 2020
    Assignee: HALDOR TOPSØE A/S
    Inventors: Esben Taarning, Amanda Birgitte Sølvhøj
  • Publication number: 20190284122
    Abstract: A method and a system for producing glycolic acid and/or glycolate from sustainable resources. A method for catalytic production of glycolic acid and/or glycolate including the step of: oxidation of a starting material including between 0.1-100 wt/wt % glycolaldehyde at a temperature of between ?10° C. and 100° C. with an oxidant in the presence of a metal-based catalyst including a catalytically active metal, which is selected from the group of palladium and platinum; or mixtures thereof.
    Type: Application
    Filed: November 22, 2017
    Publication date: September 19, 2019
    Applicant: HALDOR TOPSØE A/S
    Inventors: Christian Mårup Osmundsen, Esben TAARNING
  • Publication number: 20190248728
    Abstract: Preparation of 2,5,6-trihydroxy-3-hexenoic acid and 2,5-dihydroxy-3-pentenoic acid and esters thereof from C6 and C5 sugars in the presence of a Lewis Acid material, wherein the yield of the 2,5,6-trihydroxy-3-hexenoic acid or 2,5-dihydroxy-3-pentenoic acid or esters thereof exceeds 15%. The process including the steps of contacting a saccharide composition including one or more C6 and/or C5 saccharide units with a Lewis Acid material; and recovering 2,5,6-trihydroxy-3-hexenoic acid and/or 2,5-dihydroxy-3-pentenoic acid or the esters thereof.
    Type: Application
    Filed: April 25, 2019
    Publication date: August 15, 2019
    Applicant: HALDOR TOPSØE A/S
    Inventors: Esben TAARNING, lrantzu SADABA ZUBIRI, Sebastian MEIER
  • Patent number: 10343986
    Abstract: A continuous flow process for the preparation of one or more esters of lactic acid and 2-hydroxy-3-butenoic acid or ?-hydroxy methionine analogs from a sugar in the presence of a solid Lewis acid catalyst and a solvent comprising an organic solvent and water. The invention facilitates Lewis acid catalyst stability in a continuous reaction process where the water is present in an amount of up to or equal to 10 vol. % of the organic solvent.
    Type: Grant
    Filed: September 17, 2018
    Date of Patent: July 9, 2019
    Assignee: Haldor Topsoe A/S
    Inventors: Irantzu Sadaba Zubiri, Esben Taarning
  • Patent number: 10315979
    Abstract: Preparation of 2,5,6-trihydroxy-3-hexenoic acid and 2,5-dihydroxy-3-pentenoic acid and esters thereof from C6 and C5 sugars in the presence of a Lewis Acid material, wherein the yield of the 2,5,6-trihydroxy-3-hexenoic acid or 2,5-dihydroxy-3-pentenoic acid or esters thereof exceeds 15%.
    Type: Grant
    Filed: June 20, 2016
    Date of Patent: June 11, 2019
    Assignee: HALDOR TOPSØE A/S
    Inventors: Esben Taarning, Irantzu Sadaba Zubiri, Sebastian Meier
  • Publication number: 20190144415
    Abstract: The present invention regards new adipate-type compounds suitable as an intermediate in organic chemistry, a platform chemical for the production of other chemicals, and as a monomer and co-monomer useful for the preparation of polymers and copolymers. The invention also regards the process of preparing the new adipate-type compounds from bio-based raw materials such as sugars.
    Type: Application
    Filed: May 4, 2017
    Publication date: May 16, 2019
    Applicant: HALDOR TOPSØE A/S
    Inventors: Esben TAARNING, Amanda Birgitte SØLVHØJ
  • Patent number: 10280136
    Abstract: A continuous flow process for the preparation of one or more esters of lactic acid and 2-hydroxy-3-butenoic acid or ?-hydroxy methionine analogs from a sugar in the presence of a solid Lewis acid catalyst and a solvent comprising an organic solvent and water. The invention provides a stabilized Lewis acid catalyst for use in a continuous reaction process, where the water is present in an amount of up to or equal to 10 vol. % of the organic solvent.
    Type: Grant
    Filed: September 17, 2018
    Date of Patent: May 7, 2019
    Assignee: Haldor Topsoe A/S
    Inventors: Irantzu Sadaba Zubiri, Esben Taarning
  • Publication number: 20190119187
    Abstract: A process for large scale and energy efficient product on of oxygenates from sugar is disclosed in which a sugar feedstock is introduced into a thermolytic fragmentation reactor comprising a fluidized stream of heat carrying particles. The heat carrying particles may be separated from the fluidized stream prior to cooling the fragmentation product and may be directed to a reheater to reheat the particles and recirculate the heated particles to the fragmentation reactor.
    Type: Application
    Filed: June 15, 2017
    Publication date: April 25, 2019
    Applicant: HALDOR TOPSØE A/S
    Inventors: Morten Boberg Larsen, Christian Mårup Osmundsen, Esben Taarning
  • Publication number: 20190062271
    Abstract: A continuous flow process for the preparation of one or more esters of lactic acid and 2-hydroxy-3-butenoic acid or ?-hydroxy methionine analogues from a sugar in the presence of a solid Lewis acid catalyst and a solvent comprising an organic solvent and water. The invention provides a means for stabilizing a Lewis acid catalyst for use in a continuous reaction process wherein the water is present in an amount of up to or equal to 10 vol. % of the organic solvent.
    Type: Application
    Filed: September 17, 2018
    Publication date: February 28, 2019
    Inventors: Irantzu Sadaba Zubiri, Esben Taarning