Patents by Inventor Axel Kirste
Axel Kirste 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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Publication number: 20230279560Abstract: The invention relates to the use of terpene C1-C8-alkyl ether compositions and novel C1-C8-alkyl ethers of mono- and bicyclic terpenes as aroma chemicals, preferably as fragrances. The invention also relates to terpene C1-C8-alkyl ether compositions and novel C1-C8-alkyl ethers of mono- and bicyclic terpenes. The present invention also relates to a method for preparing C1-C8-alkyl ethers of mono- and bicyclic terpenes by electrolysis of mono- or polyunsaturated, non-aromatic, mono- or bicyclic terpene hydrocarbons.Type: ApplicationFiled: July 27, 2021Publication date: September 7, 2023Inventors: Axel KIRSTE, Ralf PELZER, Nicola Christiane AUST, Florian BIRK, Marco Alexander FRAATZ, Holger ZORN
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Patent number: 11254795Abstract: A process for producing a melamine-formaldehyde foam by heating and foaming an aqueous mixture M using microwave radiation, said mixture M comprising at least one melamine-formal-dehyde precondensate, at least one curative, at least one surfactant, at least one blowing agent and at least one linear polymer with a number average molecular weight Mn in the range from 500 to 10,000 g/mol and at least two functional groups selected from OH, NH2 or COOH as well as a melamine-formaldehyde foam obtainable by this process and its use.Type: GrantFiled: November 14, 2017Date of Patent: February 22, 2022Assignee: BASF SEInventors: Johann Martin Szeifert, Bernhard Vath, Tobias Heinz Steinke, Bettina Wester, Cecile Schneider, Sebastian Alexander Weisse, Peter Wolf, Werner Lenz, Axel Kirste, David John Pung, Megan Roberts
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Patent number: 10822703Abstract: The invention relates to a process for coating plastics or plastic surfaces with metals, especially plastics composed of acrylonitrile/butadiene/styrene copolymers (ABS) and composed of mixtures of these copolymers with other plastics (e.g. ABS blends), wherein the process comprises the pretreatment of the plastic surfaces with a composition C (etch solution) comprising at least two different ionic liquids IL1 and IL2.Type: GrantFiled: July 21, 2016Date of Patent: November 3, 2020Assignee: BASF SEInventors: Axel Kirste, Tobias Urban, Fabio Nicolini, Simone Lutter, Frank Richter, Andre Cezanne
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Patent number: 10570514Abstract: The present invention is in the field of processes for the generation of thin inorganic films on substrates, in particular atomic layer deposition processes. It relates to a process for preparing metal films comprising (a) depositing a metal-containing compound from the gaseous state onto a solid substrate and (b) bringing the solid substrate with the deposited metal-containing compound in contact with a reducing agent in the gaseous state, wherein the reducing agent is or at least partially forms at the surface of the solid substrate a carbene, a silylene or a phosphor radical.Type: GrantFiled: November 29, 2016Date of Patent: February 25, 2020Assignee: BASF SEInventors: Falko Abels, David Dominique Schweinfurth, Karl Matos, Daniel Loeffler, Maraike Ahlf, Florian Blasberg, Thomas Schaub, Jan Spielmann, Axel Kirste, Boris Gaspar
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Publication number: 20190276623Abstract: A process for producing a melamine-formaldehyde foam by heating and foaming an aqueous mixture M using microwave radiation, said mixture M comprising at least one melamine-formal-dehyde precondensate, at least one curative, at least one surfactant, at least one blowing agent and at least one linear polymer with a number average molecular weight Mn in the range from 500 to 10.000 g/mol and at least two functional groups selected from OH, NH2 or COOH as well as a melamine-formaldehyde foam obtainable by this process and its use.Type: ApplicationFiled: November 14, 2017Publication date: September 12, 2019Inventors: Johann Martin SZEIFERT, Bernhard VATH, Tobias Heinz STEINKE, Bettina WESTER, Cecile SCHNEIDER, Sebastian Alexander WEISSE, Peter WOLF, Werner LENZ, Axel KIRSTE, David John PUNG, Megan ROBERTS
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Publication number: 20190144998Abstract: The present invention is in the field of processes for the generation of thin inorganic films on substrates, in particular atomic layer deposition processes. It relates to a process for preparing metal films comprising (a) depositing a metal-containing compound from the gaseous state onto a solid substrate and (b) bringing the solid substrate with the deposited metal-containing compound in contact with a reducing agent in the gaseous state, wherein the reducing agent is or at least partially forms at the surface of the solid substrate a carbene, a silylene or a phosphor radical.Type: ApplicationFiled: November 29, 2016Publication date: May 16, 2019Applicant: BASF SEInventors: Falko ABELS, David Dominique SCHWEINFURTH, Karl MATOS, Daniel LOEFFLER, Maraike AHLF, Florian BLASBERG, Thomas SCHAUB, Jan SPIELMANN, Axel KIRSTE, Boris GASPAR
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Patent number: 10230131Abstract: The present invention relates in a first aspect to a method for producing in the interior of a production equipment a dehydrated liquid mixture for use as a solvent for a conducting salt (e.g. LiPF6) wherein after cleaning the equipment with isopropyl alcohol and providing or preparing a liquid starting mixture in said interior of the production equipment both the isopropyl alcohol content in the mixture and the water content in the mixture is reduced by interaction with a zeolite molecular sieve.Type: GrantFiled: July 10, 2014Date of Patent: March 12, 2019Assignee: Gotion Inc.Inventors: Agnes Voitl, Itamar Michael Malkowsky, Axel Kirste
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Publication number: 20180216233Abstract: The invention relates to a process for coating plastics or plastic surfaces with metals, especially plastics composed of acrylonitrile/butadiene/styrene copolymers (ABS) and composed of mixtures of these copolymers with other plastics (e.g. ABS blends), wherein the process comprises the pretreatment of the plastic surfaces with a composition C (etch solution) comprising at least two different ionic liquids IL1 and IL2.Type: ApplicationFiled: July 21, 2016Publication date: August 2, 2018Applicant: BASF SEInventors: Axel KIRSTE, Tobias URBAN, Fabio NICOLINI, Simone LUTTER, Frank RICHTER, Andre CEZANNE
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Publication number: 20180202048Abstract: The invention relates to a process for coating plastic surfaces with metals, especially plastic surfaces composed of acrylonitrile/butadiene/styrene copolymers (ABS) and composed of mixtures of these copolymers with other plastics (ABS blends), using an etch solution (composition C) comprising at least one ionic liquid IL, wherein the process comprises the treating of the plastic surface after the etching with an aqueous rinse solution RS while applying ultrasound.Type: ApplicationFiled: July 21, 2016Publication date: July 19, 2018Applicant: BASF SEInventors: Axel KIRSTE, Tobias URBAN, Fabio NICOLINI, Simone LUTTER, Frank RICHTER, Andre CEZANNE
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Patent number: 9793577Abstract: The present invention relates to an electrolyte composition (A) containing (i) at least one aprotic organic solvent; (ii) at least one conducting salt; (iii) at least one compound of formula (I) and (iv) optionally at least one further additive.Type: GrantFiled: July 14, 2014Date of Patent: October 17, 2017Assignee: BASF SEInventors: Marta Porta Garcia, Frederick Francoìs Chesneau, Michael Schmidt, Dominic Riedel, Denis Schroeder, Joaquim Henrique Teles, Arnd Garsuch, Stefan Herzog, Axel Kirste
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Patent number: 9640839Abstract: The present invention relates to an electrolyte composition (A) containing (i) at least one aprotic organic solvent; (ii) at least one conducting salt; (iii) at least one compound of formula (I) and (iv) optionally at least one further additive.Type: GrantFiled: July 11, 2014Date of Patent: May 2, 2017Assignee: BASF SEInventors: Marta Porta Garcia, Frederick Francois Chesneau, Michael Schmidt, Dominic Riedel, Denis Schroeder, Joaquim Henrique Teles, Arnd Garsuch, Stefan Herzog, Axel Kirste, Patrick Krieg, Christian Karcher, Nicolas Vautravers, Stefano Meini
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Publication number: 20160218391Abstract: The present invention relates in a first aspect to a method for producing in the interior of a production equipment a dehydrated liquid mixture for use as a solvent for a conducting salt (e.g. LiPF6) wherein after cleaning the equipment with isopropyl alcohol and providing or preparing a liquid starting mixture in said interior of the production equipment both the isopropyl alcohol content in the mixture and the water content in the mixture is reduced by interaction with a zeolite molecular sieve.Type: ApplicationFiled: July 10, 2014Publication date: July 28, 2016Applicant: BASF SEInventors: Agnes VOITL, Itamar Michael MALKOWSKY, Axel KIRSTE
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Publication number: 20160172708Abstract: The present invention relates to an electrolyte composition (A) containing (i) at least one aprotic organic solvent; (ii) at least one conducting salt; (iii) at least one compound of formula (I) and (iv) optionally at least one further additive.Type: ApplicationFiled: July 14, 2014Publication date: June 16, 2016Applicant: BASF SEInventors: Marta PORTA GARCIA, Frederick CHESNEAU, Michael SCHMIDT, Dominic RIEDEL, Denis SCHROEDER, Joaquim TELES, Arnd GARSUCH, Stefan HERZOG, Axel KIRSTE
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Publication number: 20160172709Abstract: The present invention relates to an electrolyte composition (A) containing (i) at least one aprotic organic solvent; (ii) at least one conducting salt; (iii) at least one compound of formula (I) and (iv) optionally at least one further additive.Type: ApplicationFiled: July 11, 2014Publication date: June 16, 2016Applicant: BASF SEInventors: Marta PORTA GARCIA, Frederick Francois CHESNEAU, Michael SCHMIDT, Dominic RIEDEL, Denis SCHROEDER, Joaquim Hennrique TELES, Arnd GARSUCH, Stefan HERZOG, Axel KIRSTE
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Publication number: 20160164144Abstract: Method for producing a dehydrated liquid mixture comprising water in an amount of less than 20 ppm, for use as a solvent for a conducting salt, comprising or consisting of the following steps: —providing or preparing a liquid starting mixture comprising—a total amount of 90% by weight or more, based on the total amount of the liquid starting mixture, of compounds selected from the group of organic carbonates, acetic acid esters of C1 to C8 alcohols and butyric acid esters of C1 to C8 alcohols, wherein the total amount of acetic acid esters of C1 to C8 alcohols and butyric acid esters of C1 to C8 alcohols is in the range of from 0 to 45% by weight, based on the total amount of the liquid starting mixture, —water in a total amount of 3500 ppm to 20 ppm, based on the total amount of the liquid starting mixture, —optionally further constituents, —contacting the liquid starting mixture with an amount of a binderless zeolite molecular sieve such that the water content in the mixture is reduced to an amount of lessType: ApplicationFiled: July 10, 2014Publication date: June 9, 2016Applicant: BASF SEInventors: Agnes VOITL, Itamar Michael MALKOWSKY, Axel KIRSTE, Lothar KARRER
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Publication number: 20160133992Abstract: The present invention relates to a method for producing a dehydrated liquid mixture for use as a solvent for conducting salts (e.g. LiPF6) wherein the water content is reduced, starting from a liquid starting mixture comprising one, two, three or more organic carbonates in a total amount of 90% by weight or more, based on the total amount of the liquid starting mixture and one, two or more compounds selected from the group consisting of (a) acids with a pKa below 4 and (b) precursors releasing acids with a pKa below 4 in the liquid starting mixture by hydrolysis.Type: ApplicationFiled: July 10, 2014Publication date: May 12, 2016Applicant: BASF SEInventors: Agnes VOITL, Itamar Michael MALKOWSKY, Axel KIRSTE
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Patent number: 9006494Abstract: The present invention relates to a process for producing vanillin from an aqueous, basic vanillin-comprising composition, in particular from a composition as arises in the oxidation, especially in the oxidation by electrolysis, of aqueous alkaline lignin-comprising compositions, comprising at least one treatment of an aqueous, basic vanillin-comprising composition, in particular the treatment of a composition as arises in the oxidation, especially in the oxidation by electrolysis, of aqueous alkaline lignin-comprising compositions, with a basic adsorbent, in particular an anion exchanger.Type: GrantFiled: July 3, 2013Date of Patent: April 14, 2015Assignee: BASF SEInventors: Florian Stecker, Andreas Fischer, Axel Kirste, Agnes Voitl, Chung Huan Wong, Siegfried Waldvogel, Carolin Regenbrecht, Dominik Schmitt, Marius Franziskus Hartmer
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Patent number: 8747645Abstract: The invention relates to a process for preparing unsymmetrical biaryl by anodic dehydrodimerization of substituted ortho-alkoxyaryl alcohols in the presence of partially fluorinated and/or perfluorinated mediators and a supporting electrolyte.Type: GrantFiled: June 1, 2010Date of Patent: June 10, 2014Assignee: BASF SEInventors: Florian Stecker, Andreas Fischer, Itamar Michael Malkowsky, Siegfried R. Waldvogel, Axel Kirste
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Patent number: 8747646Abstract: The invention relates to a process for preparing biaryls by anodic cross-dehydrodimerization of substituted phenols with arenes in the presence of partially fluorinated and/or perfluorinated mediators and a supporting electrolyte.Type: GrantFiled: June 1, 2010Date of Patent: June 10, 2014Assignee: BASF SEInventors: Andreas Fischer, Itamar Michael Malkowsky, Florian Stecker, Siegfried R. Waldvogel, Axel Kirste
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Publication number: 20140046099Abstract: The present invention relates to a process for producing vanillin from an aqueous, basic vanillin-comprising composition, in particular from a composition as arises in the oxidation, especially in the oxidation by electrolysis, of aqueous alkaline lignin-comprising compositions, comprising at least one treatment of an aqueous, basic vanillin-comprising composition, in particular the treatment of a composition as arises in the oxidation, especially in the oxidation by electrolysis, of aqueous alkaline lignin-comprising compositions, with a basic adsorbent, in particular an anion exchanger.Type: ApplicationFiled: July 3, 2013Publication date: February 13, 2014Inventors: Florian Stecker, Andreas Fischer, Axel Kirste, Agnes Voitl, Chung Huan Wong, Siegfried Waldvogel, Carolin Regenbrecht, Dominik Schmitt, Marius Franziskus Hartmer