Patents by Inventor Joost Van Erkel
Joost Van Erkel 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: 9926634Abstract: This invention relates to a process and reactor for the electrochemical production of hydrogen peroxide. The process comprises producing protons at an anode, transporting produced protons through a cation exchange membrane into catholyte, producing peroxide anions in a cathode membrane assembly comprising a gas diffusion electrode and an anion exchange membrane adjoined to said gas diffusion electrode and in contact with said catholyte, which produced peroxide anions migrate at least in part into said catholyte, and combining protons and peroxide anions in said catholyte to form hydrogen peroxide.Type: GrantFiled: September 4, 2014Date of Patent: March 27, 2018Assignee: NEDERLANDSE ORGANISATIE VOOR TOEGEPAST-NATUURWETENSCHAPPELIJK ONDERZOEK TNOInventors: Roel Johannes Martinus Bisselink, Joost van Erkel
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Publication number: 20160222527Abstract: This invention relates to a process and reactor for the electrochemical production of hydrogen peroxide. The process comprises producing protons at an anode, transporting produced protons through a cation exchange membrane into catholyte, producing peroxide anions in a cathode membrane assembly comprising a gas diffusion electrode and an anion exchange membrane adjoined to said gas diffusion electrode and in contact with said catholyte, which produced peroxide anions migrate at least in part into said catholyte, and combining protons and peroxide anions in said catholyte to form hydrogen peroxide.Type: ApplicationFiled: September 4, 2014Publication date: August 4, 2016Inventors: Roel Johannes Martinus Bisselink, Joost van Erkel
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Publication number: 20130299428Abstract: The invention is directed to an antimicrobial membrane, to a method for preparing said antimicrobial membrane, to a process of operating said antimicrobial membrane, and to uses of said antimicrobial membrane. The antimicrobial membrane of the invention comprises on at least one side of the membrane a multilayer coating, said multilayer coating having alternate polycation and polyanion layers, wherein one or more polycation layers and one or more polyanion layers comprise metal nanoparticles having antimicrobial activity, wherein i) said metal nanoparticles comprise silver; and ii) at least 75 wt. % of said metal is present in a reduced form.Type: ApplicationFiled: September 13, 2011Publication date: November 14, 2013Applicant: NEDERLANDSE ORGANISATIE VOOR TOEGEPAST- NATUURWETENSCHAPPELIJK ONDERZOEK TNOInventors: Matias Bikel, Joost Van Erkel
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Patent number: 8298396Abstract: The invention is directed to processes and apparatuses for the production of chemical compounds, in particular fermentation products. According to the invention there is provided a process for the production of one or more chemical substances, which process comprises a fermentation step, wherein said substances are formed; and a separation step, wherein at least one pair of electrodes is used to induce a precipitation of said substances, which pair comprises at least one precipitation electrode and at least one counter electrode, through which an electric current is directed is used to precipitate said one or more substances.Type: GrantFiled: September 2, 2005Date of Patent: October 30, 2012Assignee: Nederlandse Organisatie voor toegepast-natuurwetenschappelijk Onderzoek TNOInventors: Earl Lawrence Vincent Goetheer, Joost van Erkel, Koen Peter Henri Meesters, Roel Johannes Martinus Bisselink
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Patent number: 8241482Abstract: The invention is directed to a process for recovering acids from mixtures containing them, in particular organic acids and amino acids, such as acids produced by fermentation in a fermentation broth. The process of the invention comprises contacting a loaded extractant with a solution containing hydroxide ions in the presence of at least one cathode and at least one anode, wherein said hydroxide ions are produced by using said cathode, whereby said acid is converted to its anionic form, by which it can be removed from said extractant and can migrate in the direction of the anode.Type: GrantFiled: November 18, 2005Date of Patent: August 14, 2012Assignee: Nederlandse Organisatie voor toegepast-natuurwetenschappelijk Onderzoek TNOInventors: Joost Van Erkel, Earl Lawrence Vincent Goetheer
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Patent number: 8227293Abstract: The present invention relates to a method for manufacturing an organic electronic device, comprising providing by electro-deposition an electrode to a surface of an electro-active material—the electro-active material comprising an organic electro-active compound—or providing said electrode to a surface of a substrate for said electro-active material, after which the electro-active material is applied to a surface of the electrode, wherein the electro-deposition comprises the use of a plating liquid comprising an ionic liquid and metal or metalloid ions which metal or metalloid ions are reduced and deposited to form the electrode.Type: GrantFiled: April 17, 2008Date of Patent: July 24, 2012Assignee: Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek TNOInventors: Petrus Marinus Martinus Cornelus Bressers, Marinus Marc Koetse, Antonius Maria Bernardus van Mol, Joost van Erkel
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Publication number: 20100133520Abstract: The present invention relates to a method for manufacturing an organic electronic device, comprising providing by electro-deposition an electrode to a surface of an electro-active material—the electro-active material comprising an organic electro-active compound—or providing said electrode to a surface of a substrate for said electro-active material, after which the electro-active material is applied to a surface of the electrode, wherein the electro-deposition comprises the use of a plating liquid comprising an ionic liquid and metal or metalloid ions which metal or metalloid ions are reduced and deposited to form the electrode.Type: ApplicationFiled: April 17, 2008Publication date: June 3, 2010Applicant: Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNOInventors: Petrus Marinus Martinus Cornelus Bressers, Marinus Marc Koetse, Antonius Maria Bernardus van Mol, Joost van Erkel
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Publication number: 20100108524Abstract: The invention relates to a method for manufacturing an article comprising a barrier layer, the method comprising—providing an metallic or metalloid layer to a surface of a substrate by electro-deposition, using a plating liquid comprising an ionic liquid and metal ions or metalloid ions, which metal ions or metalloid ions are reduced and deposited to form the metallic or metalloid layer during the electro-deposition; and—preferably at least partially oxidising the metallic or metalloid layer.Type: ApplicationFiled: April 17, 2008Publication date: May 6, 2010Applicant: Nederlandse Organisatie voor toegepast-natuurweten schappelijk onderzoek TNOInventors: Antonius Maria Bernardus van Mol, Harmannus Franciscus Maria Schoo, Petrus Marinus Martinus Cornelus Bressers, Joost van Erkel, Marinus Marc Koetse
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Publication number: 20080060948Abstract: The invention is directed to processes and apparatuses for the production of chemical compounds, in particular fermentation products. According to the invention there is provided a process for the production of one or more chemical substances, which process comprises a fermentation step, wherein said substances are formed; and a separation step, wherein at least one pair of electrodes is used to induce a precipitation of said substances, which pair comprises at least one precipitation electrode and at least one counter electrode, through which an electric current is directed is used to precipitate said one or more substances.Type: ApplicationFiled: September 2, 2005Publication date: March 13, 2008Inventors: Earl Goetheer, Joost van Erkel, Koen Meesters, Roel Bisselink
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Publication number: 20080047838Abstract: The invention is directed to a process for recovering acids from mixtures containing them, in particular organic acids and amino acids, such as acids produced by fermentation in a fermentation broth. The process of the invention comprises contacting a loaded extractant with a solution containing hydroxide ions in the presence of at least one cathode and at least one anode, wherein said hydroxide ions are produced by using said cathode, whereby said acid is converted to its anionic form, by which it can be removed from said extractant and can migrate in the direction of the anode.Type: ApplicationFiled: November 18, 2005Publication date: February 28, 2008Inventors: Joost Van Erkel, Earl Goetheer
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Patent number: 5407463Abstract: Method for recovering cadmium (Cd), nickel (Ni) and iron (Fe) from batteries containing the steps of: (a) reducing the size of the batteries to small pieces and separating the pieces into a coarse fraction and a fine fraction with the coarse fraction further separated into a magnetic and a non-magnetic fraction; (b) leaching out the fraction at approximately 90.degree. C.; (c) removing the Cd; (d) stripping the extractant and separating metallic Cd therefrom; (e) converting Fe-ions into (solid) Fe hydroxide and filtering; (f) recovering Ni from the filtrate.Type: GrantFiled: June 15, 1992Date of Patent: April 18, 1995Assignee: Nederlandse Organisatie voor Toegepast-Natuurwetenschappelijk Onderzoek TNOInventor: Joost van Erkel
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Patent number: 4443309Abstract: A process for the detoxification of chemical waste materials comprising toxic organic compounds in which the waste materials are subjected to electrolytical treatment by contacting them with one or more electrodes, which are part of an electric circuit, in the presence of a micelle-forming material, the anode being made of titanium or lead dioxide, the cathode being made of lead, or both being made of carbon fibers; the process being especially suitable for removing halogenated hydrocarbons from chemical waste materials.Type: GrantFiled: November 5, 1981Date of Patent: April 17, 1984Assignee: Nederlandse Centrale Organisatie voor Toegepast Natuurwetenschappelijk OnderzoekInventors: Pieter J. Van Duin, Joost Van Erkel