Patents by Inventor Thomas Michaelis
Thomas Michaelis 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: 20240125444Abstract: A lighting device for a motor vehicle, wherein the lighting device has a circuit board with a multiplicity of light-emitting diodes arranged thereon, a transparent optical layer, and a reflector element, wherein the reflector element is arranged between the circuit board and the optical layer, wherein the reflector element has multiple segments into which the reflector element is subdivided, wherein a segment is associated with each light-emitting diode so that light emitted by the light-emitting diodes can be reflected by the reflector element and can pass through the optical layer. Two light-emitting diodes are arranged in a segment. In addition, a lighting system and a motor vehicle are provided.Type: ApplicationFiled: October 14, 2023Publication date: April 18, 2024Applicant: HELLA GmbH & Co. KGaAInventors: Mathias DRUEPPEL, Carsten HOHMANN, Marc KAUP, Alfons MICHAELIS, Martin MUEGGE, Diana MUNDT, Thomas RETTWEILER, Jacek ROSLAK, Christian SCHMIDT, Dietmar SCHROEDER, Martin VOLLMER
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Publication number: 20220090315Abstract: The present disclosure relates to a multilayer synthetic leather, at least comprising a textile arrangement; and a polyurethane based foam; wherein the polyurethane-based foam is partially fixed to the textile arrangement using a first fixing layer such that the first fixing layer has fixing areas formed by a fixing agent and free areas free from the fixing agent in the same plane.Type: ApplicationFiled: January 21, 2020Publication date: March 24, 2022Inventors: Michael HECKES, Thomas DAMBACHER, Jonuz MUSTAFI, Thomas MICHAELIS, Martin HESTERMANN, Jonas POST
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Publication number: 20220010167Abstract: The present invention relates to novel coatings which are applied from an aqueous phase to substrates such as plastics, and which are overlaid with other coatings. These coatings are characterized by particularly good adhesive strength, in particular on plastics, and are thus particularly commercial.Type: ApplicationFiled: December 17, 2019Publication date: January 13, 2022Inventors: Thomas Michaelis, Torsten Pohl, Sven Siegemund, Jan Weikard
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Patent number: 10927274Abstract: The present invention relates to an article comprising expanded thermoplastic polyurethane as a substrate and a specific polyurethane urea coating on said substrate, as well as footwear, a process for producing the article and a use of a polyurethane urea dispersion/solution. It has been found that a polyurethane urea coating comprising polycarbonate structural units strongly binds to expanded TPU substrates and maintains the intrinsic properties of the expanded TPU.Type: GrantFiled: June 27, 2018Date of Patent: February 23, 2021Assignee: Covestro Deutschland AGInventors: Rolf Irnich, Thomas Michaelis
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Publication number: 20200392370Abstract: The present invention relates to an article comprising expanded thermoplastic polyurethane as a substrate and a specific polyurethane urea coating on said substrate, as well as footwear, a process for producing the article and a use of a polyurethane urea dispersion/solution. It has been found that a polurethane urea coating comprising polycarbonate structural units strongly binds to expanded TPU substrates and maintains the intrinsic properties of the expanded TPU.Type: ApplicationFiled: June 27, 2018Publication date: December 17, 2020Inventors: Rolf IRNICH, Thomas MICHAELIS
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Publication number: 20200362196Abstract: The invention relates to a polyurethane polymer-based aqueous dispersion and a method for preparing the same, a composition comprising the aqueous dispersion, use of the composition, and a coated article. The aqueous dispersion comprises a polyurethane polymer and water, wherein the polyurethane polymer is obtained by reacting a system comprising the following components: an isocyanate compound comprising a pentamethylene diisocyanate, wherein the amount of the pentamethylene diisocyanate is not less than 25 wt. % based on that the amount of the isocyanate compound is 100 wt. %; a polymer polyol having a number average molecular weight of not less than 400 g/mol, wherein the polymer polyol comprises a carbon dioxide-derived polyether carbonate polyol, the amount of which is not less than 40 wt. % based on that the amount of the polymer polyol is 100 wt.Type: ApplicationFiled: December 27, 2018Publication date: November 19, 2020Inventors: Zhirong Fan, Su Juan Zhai, Evgeny Avtomonov, Hans Georg Grablowitz, Thomas Michaelis
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Patent number: 10806208Abstract: The invention relates to a method for producing a three-dimensional object, the outer surface of which has at least one surface section that is generated in that, by means of an additive production method (layer-building forming method), initially a surface section is produced on a flat base plate (5) in two-dimensional form, comprising the following steps: I) applying at least one curable polymer or curable reaction resin with a respective elastic modulus according to DIN 53504 (effective: 18 Apr.Type: GrantFiled: April 21, 2016Date of Patent: October 20, 2020Assignee: Covestro Deutschland AGInventors: Thomas Büsgen, Dirk Achten, Nicolas Degiorgio, Roland Wagner, Thomas Michaelis, Maria Elisabeth Beenen-Fuchs
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Publication number: 20200115489Abstract: The present invention relates to an article comprising expanded thermoplastic polyurethane as a substrate and a specific polyurethane urea coating on said substrate, as well as footwear, a process for producing the article and a use of a polyurethane urea solution. It has been found that a polyurethane urea coating comprising polycarbonate structural units strongly binds to expanded TPU substrates and maintains the intrinsic properties of the expanded TPU.Type: ApplicationFiled: June 27, 2018Publication date: April 16, 2020Inventors: Rolf IRNICH, Thomas MICHAELIS
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Publication number: 20190375153Abstract: The invention relates to a method for producing an at least partially coated object, comprising the step of producing the object from a construction material by means of an additive manufacturing method, the construction material comprising a thermoplastic polyurethane material. Following the production of the object, the method comprises the step of at least partially bringing a preparation into contact with the object, the preparation being selected from: an aqueous polyurethane dispersion; an aqueous dispersion of a polymer comprising OH groups, this dispersion also containing a compound comprising NCO groups; an aqueous preparation of a compound containing NCO groups, but not containing any polymers comprising OH groups; or a combination of at least two thereof. The invention also relates to an at least partially coated object that was obtained by a method according to the invention.Type: ApplicationFiled: November 22, 2017Publication date: December 12, 2019Inventors: Dirk ACHTEN, Thomas BÜSGEN, Thomas MICHAELIS, Roland WAGNER, Bettina METTMANN, Levent AKBAS, Jürgen HÄTTIG, Arnaud GUEDOU
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Patent number: 10358575Abstract: The invention relates to a method for coating textiles and/or leather, comprising applying at least one polyurethane urea dissolved in a solvent or solvent mixture, wherein the solvent consists of one or more monohydroxy-functional alcohols, or a solvent mixture consisting of organic solvents, containing >80 wt. % of at least one monohydroxy-functional alcohol in relation to the total mass of the solvent mixture is used, and wherein the polyurethane urea is formed by: a) at least one araliphatic, aliphatic and/or cycloaliphatic diisocyanate; b) at least one polyether polyol having a number average molecular weight Mn?400 and ?6000 g/mol and an average hydroxyl functionality of ?1.5 and ?4; c) at least one amino-functional compound having at least two isocyanate reactive amino groups; and optionally other components.Type: GrantFiled: March 26, 2015Date of Patent: July 23, 2019Assignee: Covestro Deutschland AGInventors: Sebastian Dörr, Sophie Viala, Thomas Michaelis
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Patent number: 10233279Abstract: The present invention relates to novel aqueous polyurethane dispersions produced using at least two poly(tetramethylene glycol) polyether polyols with different average molar masses and at least two different polyisocyanate components.Type: GrantFiled: June 1, 2010Date of Patent: March 19, 2019Assignee: Covestro-Deutschland AGInventors: Sebastian Dörr, Hans Georg Grablowitz, Thomas Feller, Thomas Michaelis
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Publication number: 20180186058Abstract: The invention relates to a method for producing a three-dimensional object, the outer surface of which comprises at least one surface segment that is created in that a surface segment in two-dimensional form is first produced on a flat base plate by means of an additive manufacturing method (layer-building shaping method), comprising the following steps: I) applying at least one curable polymer or curable reaction resin in flowable form as material webs to a flat base plate by means of a layer-building shaping method in order to create a first layer; II) applying a second layer to the first layer, which second layer is created by means of the same layer-building shaping method as in step I); III) optionally applying 1 to 198 further layers, which are created in accordance with step II), wherein in each case a new layer is applied to the previous layer; IV) curing the layers; V) detaching the cured surface segment from the flat base plate; and VI) shaping the cured surface segment into a three-dimensional objeType: ApplicationFiled: June 27, 2016Publication date: July 5, 2018Inventors: Thomas BÜSGEN, Dirk ACHTEN, Nicolas DEGIORGIO, Roland WAGNER, Thomas MICHAELIS, Maria Elisabeth BEENEN-FUCHS
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Publication number: 20180104922Abstract: The invention relates to a method for producing a three-dimensional object, the outer surface of which has at least one surface section that is generated in that, by means of an additive production method (layer-building forming method), initially a surface section is produced on a flat base plate (5) in two-dimensional form, comprising the following steps: I) applying at least one curable polymer or curable reaction resin with a respective elastic modulus according to DIN 53504 (effective: 18 Apr.Type: ApplicationFiled: April 21, 2016Publication date: April 19, 2018Inventors: Thomas Büsgen, Dirk Achten, Nicolas Degiorgio, Roland Wagner, Thomas Michaelis, Maria Elisabeth Beenen-Fuchs
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Patent number: 9783701Abstract: An aqueous polyurethane dispersion comprises a polyurethane polymer obtainable by the reaction of an isocyanate-functional polyurethane prepolymer A) with an isocyanate-reactive component B), wherein the isocyanate-functional prepolymer A) is obtainable by the reaction of a mixture comprising: a polyol component comprising a polyester polyol obtainable by the reaction of a mixture comprising an aliphatic dicarboxylic acid and at least one diol selected from the group consisting of linear aliphatic diols and a branched aliphatic diols; and a polyisocyanate component comprising ?50 weight-%, based on the total weight of polyisocyanates, of dicyclohexylmethane diisocyanate. The isocyanate-reactive component B) comprises a compound comprising sulfonate groups which is employed in an amount of ?3.5 weight-% to ?10 weight-%, based on the total weight of the polyol component, the polyisocyanate component and the isocyanate-reactive component B).Type: GrantFiled: September 11, 2012Date of Patent: October 10, 2017Assignee: Covestro Deutschland AGInventors: Sebastian Dörr, Hans Georg Grablowitz, Sophie Viala, Thomas Feller, Thomas Michaelis
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Publication number: 20170226376Abstract: The invention relates to a method for coating textiles and/or leather, comprising applying at least one polyurethane urea dissolved in a solvent or solvent mixture, wherein the solvent consists of one or more monohydroxy-functional alcohols, or a solvent mixture consisting of organic solvents, containing >80 wt. % of at least one monohydroxy-functional alcohol in relation to the total mass of the solvent mixture is used, and wherein the polyurethane urea is formed by: a) at least one araliphatic, aliphatic and/or cycloaliphatic diisocyanate; b) at least one polyether polyol having a number average molecular weight Mn?400 and ?6000 g/mol and an average hydroxyl functionality of ?1.5 and ?4; c) at least one amino-functional compound having at least two isocyanate reactive amino groups; and optionally other components.Type: ApplicationFiled: March 26, 2015Publication date: August 10, 2017Inventors: Sebastian Dörr, Sophie Viala, Thomas Michaelis
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Patent number: 9404020Abstract: The present invention relates to an aqueous blocked polyurethaneurea dispersion which is obtainable by reacting at least one polyisocyanate, one blocking agent for isocyanate groups, one polyamine having at least one carboxyl and/or carboxylate group, and water. Additionally provided by the invention are a coating composition comprising the aqueous blocked polyurethaneurea dispersion, the use of the aqueous blocked polyurethaneurea dispersion or of the coating composition for producing a coating, a coating obtainable using the aqueous blocked polyurethaneurea dispersion or the coating composition, and a method for producing the aqueous blocked polyurethaneurea dispersion.Type: GrantFiled: May 22, 2013Date of Patent: August 2, 2016Assignee: Covestro Deutschland AGInventors: Hans-Georg Grablowitz, Thomas Feller, Thomas Michaelis, Tanja Hebestreit, Ingo Gipperich
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Patent number: 9321893Abstract: The present invention relates to a process for the production of radiation-cured foams, characterized in that the radiation-cured foams are produced by 1) foaming of an aqueous composition A), 2) thermal drying of the foam produced from step 1), 3) curing of the foam by actinic radiation, the radiation-curable aqueous compositions A), the radiation-cured foams produced by the process according to the invention and the use of the radiation-cured foams for coating substrates.Type: GrantFiled: March 4, 2011Date of Patent: April 26, 2016Assignee: Covestro Deutschland AGInventors: Stefan Sommer, Jan Weikard, Holger Casselmann, Thomas Michaelis, Erhard Lühmann
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Publication number: 20150204012Abstract: The invention relates to new, hydrolysis-stable, aqueous polyurethane-polyurea dispersions based on polycarbonate-polyols, to a process for preparing them and to their use in coating materials.Type: ApplicationFiled: January 22, 2015Publication date: July 23, 2015Inventors: Lyubov Gindin, Peter Schmitt, Ronald Konitsney, William Corso, Thorsten Rische, Thomas Feller, Thomas Michaelis
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Patent number: 9048971Abstract: A first optical data signal is transmitted on a first data carrier from a first network element. First service information is transmitted from a first service by means of a first optical service signal on a first service carrier. A second optical data signal is transmitted on a second data carrier from a second network element, and second service information is transmitted by a second optical service signal on a second service carrier. An offset between a frequency of the first data carrier and a frequency of the first service carrier is substantially equal to an offset between a frequency of the second data carrier and a frequency of the second service carrier.Type: GrantFiled: December 2, 2011Date of Patent: June 2, 2015Assignee: Xieon Networks S.a.r.l.Inventors: Stefano Calabro, Thomas Michaelis
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Publication number: 20150141573Abstract: The present invention relates to an aqueous blocked polyurethaneurea dispersion which is obtainable by reacting at least one polyisocyanate, one blocking agent for isocyanate groups, one polyamine having at least one carboxyl and/or carboxylate group, and water. Additionally provided by the invention are a coating composition comprising the aqueous blocked polyurethaneurea dispersion, the use of the aqueous blocked polyurethaneurea dispersion or of the coating composition for producing a coating, a coating obtainable using the aqueous blocked polyurethaneurea dispersion or the coating composition, and a method for producing the aqueous blocked polyurethaneurea dispersion.Type: ApplicationFiled: May 22, 2013Publication date: May 21, 2015Inventors: Hans-Georg Grablowitz, Thomas Feller, Thomas Michaelis, Tanja Hebestreit, Ingo Gipperich