Patents by Inventor Tobias Unkelhäußer
Tobias Unkelhäußer 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: 11359100Abstract: The present invention relates to a composition comprising at least A) an adduct of isocyanatosilanes with hydroxy-functional compounds, B) a tin-free catalyst, C) an aminosilane and also to a coating composition comprising at least the composition and to the use of the coating composition.Type: GrantFiled: May 13, 2019Date of Patent: June 14, 2022Assignee: Evonik Operations GmbHInventor: Tobias Unkelhäußer
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Patent number: 11326017Abstract: The present invention relates to a composition at least comprising A) an adduct of isocyanatosilanes with hydroxy-functional compounds and B) a tin-free catalyst, and also to a coating composition comprising at least the composition and to the use of the coating composition.Type: GrantFiled: May 13, 2019Date of Patent: May 10, 2022Assignee: Evonik Operations GmbHInventors: Tobias Unkelhäußer, Emmanouil Spyrou, Stephanie Hösl, Dennis Menne, Guido Streukens
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Publication number: 20210324229Abstract: The present invention provides for a coating composition comprising a silane-functional polyurethane and an amidine salt catalyst. The present invention also provides for a process for curing the coating composition comprising curing at elevated temperatures at or above 40° C., where the coating composition is tack free after 30 min.Type: ApplicationFiled: August 21, 2018Publication date: October 21, 2021Applicant: Evonik Operations GmbHInventors: Corey King, Michael Brignone, John Hartmann, Tobias Unkelhäußer
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Publication number: 20200079964Abstract: The present invention relates to a composition comprising at least A) an adduct of isocyanatosilanes with hydroxy-functional compounds, B) a tin-free catalyst, C) an aminosilane and also to a coating composition comprising at least the composition and to the use of the coating composition.Type: ApplicationFiled: May 13, 2019Publication date: March 12, 2020Applicant: Evonik Degussa GmbHInventor: Tobias Unkelhäußer
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Publication number: 20200079894Abstract: The present invention relates to a composition at least comprising A) an adduct of isocyanatosilanes with hydroxy-functional compounds and B) a tin-free catalyst, and also to a coating composition comprising at least the composition and to the use of the coating composition.Type: ApplicationFiled: May 13, 2019Publication date: March 12, 2020Applicant: Evonik Degussa GmbHInventors: Tobias Unkelhäußer, Emmanouil Spyrou, Stephanie Hösl, Dennis Menne, Guido Streukens
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Patent number: 10538684Abstract: A coating composition that includes an allophanate-containing compound can offer improved scratch resistance. The coating composition includes A) at least one allophanate-containing compound having the formula (1): wherein R, R1-R6 are each independently identical or different hydrocarbyl radicals having 1-8 carbon atoms, which may be branched or cyclic, or else may be integrated together to form a cyclic system, and m and n are each independently 0-2, B) a binder, C) optionally, an aliphatic or cycloaliphatic polyisocyanate having an NCO functionality of at least 2, D) optionally, a catalyst, E) optionally, an auxiliary and/or additive, and, F) optionally, a solvent.Type: GrantFiled: October 7, 2016Date of Patent: January 21, 2020Assignee: Evonik Operations GmbHInventors: Emmanouil Spyrou, Tobias Unkelhaeusser, Sabine Naumann, Manfred Kreczinski, Holger Loesch, Alina Meier, Uwe Korek
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Patent number: 10351579Abstract: A monoallophanate can be used in paint or adhesive compositions. The monoallophanate has the formula 1: where R, R1-R6 are each independently identical or different hydrocarbyl radicals having 1-8 carbon atoms, which may be branched or cyclic, or else may be integrated together to form a cyclic system, and m and n are each independently 0-2.Type: GrantFiled: October 11, 2016Date of Patent: July 16, 2019Assignee: Evonik Degussa GmbHInventors: Emmanouil Spyrou, Manfred Kreczinski, Tobias Unkelhaeusser, Sabine Naumann, Holger Loesch, Marion Ewald, Thomas Weihrauch
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Patent number: 10336856Abstract: An alkoxysilane-functionalized and allophanate-functionalized coating material including a) a binder component of 10-99 wt % of at least one reaction product of I. and II. wherein I includes A) at least one alkoxysilane-containing monourethane A) of the formula 1 Rn(OR1)3-nSi—R2—NH—(C?O)—OR3 wherein R, R1, R2 and R3 represent hydrocarbon radicals having 1-8 carbon atoms, and n represents 0-2, and B) at least one diisocyanate B), and II includes the subsequent reaction of C) with at least one diol and/or polyol C), in a ratio of NCO groups of reaction product I to OH groups of the diol and/or polyol II. C) of 1.0:1.5 to 1.0:0.6; b) 1-90 wt % of at least one further binder component distinct from a) a hydroxyl-containing or amino-containing binder component, c) 0-50 wt % of at least one polyisocyanate having an NCO functionality of at least 2, d) 0-5 wt % of at least one catalyst, wherein components a)-d) add up to 100 wt %.Type: GrantFiled: June 6, 2017Date of Patent: July 2, 2019Assignee: Evonik Degussa GmbHInventors: Wiebke Stache, Tobias Unkelhäußer, Annegret Lilienthal, Sina Ballauf, Sabine Naumann, Bartholomäus Buchczik
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Patent number: 10336854Abstract: The present invention relates to alkoxysilane-functionalized and allophanate-functionalized urethanes, methods for the preparation thereof, coating compositions comprising these and to the use thereof.Type: GrantFiled: June 12, 2017Date of Patent: July 2, 2019Assignee: Evonik Degussa GmbHInventors: Wiebke Stache, Tobias Unkelhäußer, Annegret Lilienthal, Tina Bauer
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Patent number: 10329375Abstract: A coating or plastics formulation contains a reaction product of at least one alkoxysilane-containing isocyanurate of the formula (I) with at least one hydrophilizing agent of the formula BOH which has at least one OH group, wherein R1, R2 and R3 in each case independently of one another are a linear or branched and/or cyclic C1-C8 alkylene radical, R?, R? and R?? in each case independently of one another are a linear or branched and/or cyclic C1-C8 alkyl radical, and B is a hydrophilic radical.Type: GrantFiled: May 18, 2018Date of Patent: June 25, 2019Assignee: Evonik Degussa GmbHInventors: Wiebke Stache, Tobias Unkelhäußer, Iris Brückner, Sabine Naumann, Marita Drüner, Judith Schoder
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Publication number: 20180334532Abstract: A coating or plastics formulation contains a reaction product of at least one alkoxysilane-containing isocyanurate of the formula (I) with at least one hydrophilizing agent of the formula BOH which has at least one OH group, wherein R1, R2 and R3 in each case independently of one another are a linear or branched and/or cyclic C1-C8 alkylene radical, R?, R? and R?? in each case independently of one another are a linear or branched and/or cyclic C1-C8 alkyl radical, and B is a hydrophilic radical.Type: ApplicationFiled: May 18, 2018Publication date: November 22, 2018Applicant: Evonik Degussa GmbHInventors: Wiebke Stache, Tobias Unkelhäußer, Iris Brûckner, Sabine Naumann, Marita Drüner, Judith Schoder
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Publication number: 20180327432Abstract: A monoallophanate can be used in paint or adhesive compositions. The monoallophanate has the formula 1: where R, R1-R6 are each independently identical or different hydrocarbyl radicals having 1-8 carbon atoms, which may be branched or cyclic, or else may be integrated together to form a cyclic system, and m and n are each independently 0-2.Type: ApplicationFiled: October 11, 2016Publication date: November 15, 2018Applicant: EVONIK DEGUSSA GMBHInventors: Emmanouil Spyrou, Manfred Kreczinski, Tobias Unkelhaeusser, Sabine Naumann, Holger Loesch, Marion Ewald, Thomas Weihrauch
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Publication number: 20180312713Abstract: A coating composition that includes an allophanate-containing compound can offer improved scratch resistance. The coating composition includes A) at least one allophanate-containing compound having the formula (1): wherein R, R1-R6 are each independently identical or different hydrocarbyl radicals having 1-8 carbon atoms, which may be branched or cyclic, or else may be integrated together to form a cyclic system, and m and n are each independently 0-2, B) a binder, C) optionally, an aliphatic or cycloaliphatic polyisocyanate having an NCO functionality of at least 2, D) optionally, a catalyst, E) optionally, an auxiliary and/or additive, and, F) optionally, a solvent.Type: ApplicationFiled: October 7, 2016Publication date: November 1, 2018Applicant: Evonik Degussa GmbHInventors: Emmanouil Spyrou, Tobias Unkelhaeusser, Sabine Naumann, Manfred Kreczinski, Holger Loesch, Alina Meier, Uwe Korek
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Patent number: 10093765Abstract: The present invention relates to alkoxysilane-functionalized allophanates, to methods for production thereof, and to the use thereof. In particular, the alkoxysilane-functionalized allophanate includes the reaction product of A) at least one alkoxysilane group-containing monourethane A) of the formula 1 Rn(OR1)3-nSi—R2—NH—(C?O)—OR3??formula 1, where R, R1, R2 and R3 are each independently hydrocarbyl radicals having 1-8 carbon atoms, which may be linear, branched or cyclic, or else may be integrated together to form a cyclic system, and n is 0-2, and B) at least one diisocyanate B), in a molar ratio of A) to B) of 3:1 to 1.5:1.Type: GrantFiled: June 14, 2017Date of Patent: October 9, 2018Assignee: Evonik Degussa GmbHInventors: Wiebke Stache, Tobias Unkelhäusser, Emmanouil Spyrou, Annegret Lilienthal, Iris Brückner, Jan Pfingsten
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Patent number: 10093826Abstract: The present invention relates to alkoxysilane-functionalized, allophanate-containing coating compositions, to a process for producing them, and to their use. In particular, the alkoxysilane-functionalized, allophanate-containing coating compositions include a) as a binder component, 10-99 wt % of at least one reaction product of i) at least one monourethane i) containing alkoxysilane groups and of the formula 1 Rn(OR1)3-nSi—R2—NH—(C?O)—OR3??formula 1 where R, R1, R2 and R3 are each independently hydrocarbyl radicals having 1-8 carbon atoms, which may be linear, branched or cyclic, or else may be integrated together to form a cyclic system, and n is 0-2, and ii) at least one diisocyanate ii), in a molar ratio of i) to ii) of from 3:1 to 1.5:1, preferably from 2.5:1 to 1.Type: GrantFiled: June 14, 2017Date of Patent: October 9, 2018Assignee: Evonik Degussa GmbHInventors: Wiebke Stache, Tobias Unkelhäußer, Emmanouil Spyrou, Annegret Lilienthal, Ralf Klawikowski, Sabine Naumann, Bartholomäus Buchczik
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Publication number: 20170369626Abstract: The present invention relates to alkoxysilane-functionalized allophanates, to methods for production thereof, and to the use thereof. In particular, the alkoxysilane-functionalized allophanate includes the reaction product of A) at least one alkoxysilane group-containing monourethane A) of the formula 1 Rn(OR1)3-nSi—R2—NH—(C?O)—OR3 ??formula 1, where R, R1, R2 and R3 are each independently hydrocarbyl radicals having 1-8 carbon atoms, which may be linear, branched or cyclic, or else may be integrated together to form a cyclic system, and n is 0-2, and B) at least one diisocyanate B), in a molar ratio of A) to B) of 3:1 to 1.5:1.Type: ApplicationFiled: June 14, 2017Publication date: December 28, 2017Inventors: Wiebke Stache, Tobias Unkelhäusser, Emmanouil Spyrou, Annegret Lilienthal, Iris Brückner, Jan Pfingsten
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Publication number: 20170369627Abstract: The present invention relates to alkoxysilane-functionalized and allophanate-functionalized urethanes, methods for the preparation thereof, coating compositions comprising these and to the use thereof.Type: ApplicationFiled: June 12, 2017Publication date: December 28, 2017Inventors: Wiebke Stache, Tobias Unkelhäußer, Annegret Lilienthal, Tina Bauer
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Publication number: 20170369631Abstract: An alkoxysilane-functionalized and allophanate-functionalized coating material including a) a binder component of 10-99 wt % of at least one reaction product of I. and II. wherein I includes A) at least one alkoxysilane-containing monourethane A) of the formula 1 Rn(OR1)3-nSi—R2—NH—(C?O)—OR3 wherein R, R1, R2 and R3 represent hydrocarbon radicals having 1-8 carbon atoms, and n represents 0-2, and B) at least one diisocyanate B), and II includes the subsequent reaction of C) with at least one diol and/or polyol C), in a ratio of NCO groups of reaction product I to OH groups of the diol and/or polyol II. C) of 1.0:1.5 to 1.0:0.6; b) 1-90 wt % of at least one further binder component distinct from a) a hydroxyl-containing or amino-containing binder component, c) 0-50 wt % of at least one polyisocyanate having an NCO functionality of at least 2, d) 0-5 wt % of at least one catalyst, wherein components a)-d) add up to 100 wt %.Type: ApplicationFiled: June 6, 2017Publication date: December 28, 2017Inventors: Wiebke Stache, Tobias Unkelhäußer, Annegret Lilienthal, Sina Ballauf, Sabine Naumann, Bartholomäus Buchczik
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Publication number: 20170369736Abstract: The present invention relates to alkoxysilane-functionalized, allophanate-containing coating compositions, to a process for producing them, and to their use. In particular, the alkoxysilane-functionalized, allophanate-containing coating compositions include a) as a binder component, 10-99 wt % of at least one reaction product of i) at least one monourethane i) containing alkoxysilane groups and of the formula 1 Rn(OR1)3-nSi—R2—NH—(C?O)—OR3??formula 1 where R, R1, R2 and R3 are each independently hydrocarbyl radicals having 1-8 carbon atoms, which may be linear, branched or cyclic, or else may be integrated together to form a cyclic system, and n is 0-2, and ii) at least one diisocyanate ii), in a molar ratio of i) to ii) of from 3:1 to 1.5:1, preferably from 2.5:1 to 1.Type: ApplicationFiled: June 14, 2017Publication date: December 28, 2017Inventors: Wiebke Stache, Tobias Unkelhäußer, Emmanouil Spyrou, Annegret Lilienthal, Ralf Klawikowski, Sabine Naumann, Bartholomäus Buchczik
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Patent number: 9796876Abstract: The present invention relates to a coating material comprising at least one aliphatic or cycloaliphatic polyisocyanate having an NCO functionality of at least 2, preferably 2.8 to 6, optionally at least one binder, preferably a hydroxyl-containing binder, at least one adduct of an isocyanatotrialkoxysilane and a polyhydric alcohol, with more than 90, more preferably more than 95, most preferably more than 99 percent of the hydroxyl groups in the polyhydric alcohol having been converted by reaction with the isocyanatotrialkoxysilane, and less than 0.1 wt % of the isocyanate groups from the isocyanatotrialkoxysilane being reactive in the adduct, at least one catalyst selected from the group consisting of Lewis acids, phosphoric acid or phosphorous acid and esters thereof, blocked or non-blocked sulphonic acids, sulphuric acid, carboxylic acids having a melting point >60° C.Type: GrantFiled: June 17, 2013Date of Patent: October 24, 2017Assignee: Evonik Degussa GmbHInventors: Rainer Lomoelder, Hans Goerlitzer, Markus Hallack, Tobias Unkelhaeusser