Patents by Inventor Marc CROCKATT

Marc CROCKATT 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).

  • ELECTROCHEMICAL METHOD FOR PRODUCING VALERIC ACID
    Publication number: 20200283366
    Abstract: The invention is directed to a method of electrochemically producing valeric acid. The method of the invention comprises contacting a solution of levulinic acid with an anode and a cathode in an electrochemical cell; and electrochemically reducing levulinic acid at the cathode to form valeric acid, wherein the cathode comprises one or more materials selected from the group consisting of cadmium, zinc, and indium.
    Type: Application
    Filed: August 17, 2018
    Publication date: September 10, 2020
    Applicant: Stichting Wageningen Research
    Inventors: Roel Johannes Martinus BISSELINK, Marc CROCKATT, Earl Lawrence Vincent GOETHEER
  • Continuous Process for Cycloaddition Reactions
    Publication number: 20200239492
    Abstract: The invention is directed to a process for the continuous preparation of a cycloadduct product from the reaction of a furanic with a dienophile, comprising heating a first liquid feed stream comprising the dienophile and a solvent in which the dienophile is dissolved; providing a second liquid feed stream comprising the furanic; leading the first liquid feed stream and the second liquid feed stream into a continuous reactor to produce a product solution stream comprising the cycloadduct product; and leading the product solution stream to an product isolation zone to produce an isolated cycloadduct product. A further aspect of the invention is an apparatus for carrying out this reaction.
    Type: Application
    Filed: October 3, 2018
    Publication date: July 30, 2020
    Inventors: Marc Crockatt, Leonard Ferdinand Gerard Geers, Johan Urbanus, Rudolf Gijsbertus Van Someren, Jan Cornelis Van Der Waal
  • PRODUCTION OF 2,5-FURANDICARBOXYLIC ACID
    Publication number: 20200055832
    Abstract: The invention is directed to the to the electrochemical preparation of 2,5- furandicarboxylic acid (FDCA) from 5-hydroxymethylfurfural (HMF) by electrochemical oxidation, comprising a first oxidation step of oxidizing HMF to 5-hydroxymethyl-2-furan-carboxylic acid (HMFCA) in an electrochemical cell, subsequently a first isolation step of isolating HMFCA, followed by a second oxidation step of HMFCA to FDCA.
    Type: Application
    Filed: February 28, 2018
    Publication date: February 20, 2020
    Inventors: Marc CROCKATT, Roel Johannes Martinus BISSELINK, Roman LATSUZBAIA, Cornelis Petrus Marcus ROELANDS, Earl Lawrence Vincent GOETHEER
  • Preparation of phenyl compounds
    Patent number: 10562837
    Abstract: The invention relates to a method for preparing a compound comprising two phenyl groups by reacting a bisfuranic compound with a dienophile; and to such compounds.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: February 18, 2020
    Assignee: Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
    Inventors: Marc Crockatt, Jan Harm Urbanus, Paul Mathijs Könst
  • Aromatic compounds from furanics
    Patent number: 10562875
    Abstract: Described are methods for preparing phenols, benzene carboxylic acids, esters and anhydrides thereof from furanic compounds by reaction with a dienophile, wherein the furanic compounds are reacted with a hydrazine and/or oxime and then reacted with a dienophile.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: February 18, 2020
    Assignee: Nederlandse Organisaite Voor Toegepast-Natuurwetenschappelijk Onderzoek TNO
    Inventors: Marc Crockatt, Jan Harm Urbanus
  • Method to prepare phenolics from biomass
    Patent number: 10407376
    Abstract: The present invention is directed to a method for preparing a final phenolic product from biomass comprising the steps of providing a furanic compound obtainable from biomass; reacting the furanic compound with a dienophile to obtain a phenolic compound; reacting the phenolic compound further to obtain the final phenolic product.
    Type: Grant
    Filed: January 18, 2016
    Date of Patent: September 10, 2019
    Assignee: Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek TNO
    Inventors: Marc Crockatt, Jan Harm Urbanus, Paul Mathijs Konst, Martijn Constantijn De Koning
  • Method for preparing phenolics using a catalyst
    Patent number: 10364203
    Abstract: The invention is directed to a method for preparing a phenolic compound comprising reacting a furanic compound with a dienophile in the presence of a catalyst comprising yttrium.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: July 30, 2019
    Assignee: Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO
    Inventors: Marc Crockatt, Paul Mathijs Könst, Jan Harm Urbanus, Dennis Johannes Maria Snelders
  • PREPARATION OF HALIDE PRODUCTS
    Publication number: 20190127309
    Abstract: A method for the preparation of an acyl or alkyl halide is described. In particular, the method contains, respectively, reacting a carboxylic acid or an alcohol with a halogenation agent in the presence of a base, wherein the reaction is at least partially carried out in a continuous-flow reactor.
    Type: Application
    Filed: March 29, 2017
    Publication date: May 2, 2019
    Inventors: Marc CROCKATT, Leonard Ferdinand Gerard GEERS, Rudolf Gijsbertus VAN SOMEREN, Charlotte WILES, Rolf KELTJENS, Reinerus Gerardus GIELING
  • AROMATIC COMPOUNDS FROM FURANICS
    Publication number: 20190023678
    Abstract: Described are methods for preparing phenols, benzene carboxylic acids, esters and anhydrides thereof from furanic compounds by reaction with a dienophile, wherein the furanic compounds are reacted with a hydrazine and/or oxime and then reacted with a dienophile.
    Type: Application
    Filed: February 27, 2017
    Publication date: January 24, 2019
    Inventors: Marc CROCKATT, Jan Harm URBANUS
  • Preparation of Phenyl Compounds
    Publication number: 20190010111
    Abstract: The invention relates to a method for preparing a compound comprising two phenyl groups by reacting a bisfuranic compound with a dienophile; and to such compounds.
    Type: Application
    Filed: December 22, 2016
    Publication date: January 10, 2019
    Inventors: Marc CROCKATT, Jan Harm URBANUS, Paul Mathijs KÖNST
  • Method for Preparing Phenolics Using a Catalyst
    Publication number: 20190002379
    Abstract: The invention is directed to a method for preparing a phenolic compound comprising reacting a furanic compound with a dienophile in the presence of a catalyst comprising yttrium.
    Type: Application
    Filed: December 22, 2016
    Publication date: January 3, 2019
    Inventors: Marc CROCKATT, Paul Mathijs KÖNST, Jan Harm URBANUS, Dennis Johannes Maria SNELDERS
  • Production of furans
    Patent number: 10100025
    Abstract: The invention relates to obtaining furans from biomass. In particular, the invention relates to obtaining furans from polyols, such as tetrahydroxybutane. In accordance with the invention tetrahydroxybutane is converted to furan in the presence of a catalyst. The tetrahydroxybutane may be dissolved in a solvent such as water.
    Type: Grant
    Filed: November 20, 2015
    Date of Patent: October 16, 2018
    Assignee: NEDERLANDSE ORGANISATIE VOOR TOEGEPAST-NATUUREWETENSCHAPPELIJK ONDERZOEK TNO
    Inventors: Marc Crockatt, Jan Harm Urbanus, Johannes Wouterus Van Groenestijn, Martijn Constantijn De Koning
  • Method to Prepare Phenolics from Biomass
    Publication number: 20170349529
    Abstract: The present invention is directed to a method for preparing a final phenolic product from biomass comprising the steps of providing a furanic compound obtainable from biomass; reacting the furanic compound with a dienophile to obtain a phenolic compound; reacting the phenolic compound further to obtain the final phenolic product.
    Type: Application
    Filed: January 18, 2016
    Publication date: December 7, 2017
    Inventors: Marc CROCKATT, Jan Harm URBANUS, Paul Mathijs KONST, Martijn Constantijn DE KONING
  • PRODUCTION OF FURANS
    Publication number: 20170320843
    Abstract: The invention relates to obtaining furans from biomass. In particular, the invention relates to obtaining furans from polyols, such as tetrahydroxybutane. In accordance with the invention tetrahydroxybutane is converted to furan in the presence of a catalyst. The tetrahydroxybutane may be dissolved in a solvent such as water.
    Type: Application
    Filed: November 20, 2015
    Publication date: November 9, 2017
    Inventors: Marc CROCKATT, Jan Harm URBANUS, Johannes Wouterus VAN GROENESTIJN, Martijn Constantijn DE KONING