Patents by Inventor Nicolas Stoeckel
Nicolas Stoeckel 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: 11512164Abstract: The present invention relates to an isocyanate-reactive component B) comprising: B1) one or more organic polyols selected from the group consisting of polyether polyols, polyester polyols, polyetherester polyols, polymer polyols, polycarbonate polyols and polyethercarbonate polyols; B2) one or more compounds having the structure of Formula (I) wherein R1 is selected from the group consisting of hydrogen, methyl or ethyl; R2 is selected from the group consisting of alkylene having 2 to 6 carbon atoms, 2,2-bis(4-phenylene)propane, 1,4-bis(methylene)benzene, 1,3-bis(methylene)benzene, 1,2-bis(methylene)benzene; n is an integer selected from 1 to 6; and B3) at least one radical reaction adjuvant selected from the group consisting of aryl-substituted olefins, a composite material comprising a thermosetting polyurethane-polyacrylate resin matrix made with such isocyanate-reactive component B) and a reinforcement material and a process of preparing the same.Type: GrantFiled: September 12, 2018Date of Patent: November 29, 2022Assignee: Covestro Deutschland AGInventors: Nicolas Stoeckel, Marcel Schornstein, Kai Laemmerhold, Guobin Sun
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Publication number: 20210061942Abstract: The present invention relates to an isocyanate-reactive component B) comprising: B1) one or more organic polyols selected from the group consisting of polyether polyols, polyester polyols, polyetherester polyols, polymer polyols, polycarbonate polyols and polyethercarbonate polyols; B2) one or more compounds having the structure of Formula (I) wherein R1 is selected from the group consisting of hydrogen, methyl or ethyl; R2 is selected from the group consisting of alkylene having 2 to 6 carbon atoms, 2,2-bis(4-phenylene)propane, 1,4-bis(methylene)benzene, 1,3-bis(methylene)benzene, 1,2-bis(methylene)benzene; n is an integer selected from 1 to 6; and B3) at least one radical reaction adjuvant selected from the group consisting of aryl-substituted olefins, a composite material comprising a thermosetting polyurethane-polyacrylate resin matrix made with such isocyanate-reactive component B) and a reinforcement material and a process of preparing the same.Type: ApplicationFiled: September 12, 2018Publication date: March 4, 2021Inventors: Nicolas Stoeckel, Marcel Schornstein, Kai Laemmerhold, Guobin Sun
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Patent number: 8852829Abstract: The present invention relates to a polyurethane composition comprising A) a polyisocyanate component comprising an exclusively diol-based NCO-terminated polyurethane prepolymer, wherein the NCO groups are bonded in a primary manner, B) an isocyanate-reactive polymer, C) a compound having groups which react by polymerizing with an ethylenically unsaturated compound under the action of actinic radiation (radiation-curing groups) wherein the compound is free of NCO groups, D) a free-radical stabilizer, E) a photoinitiator, F) optionally a catalyst, G) optionally assistants and additives.Type: GrantFiled: September 24, 2009Date of Patent: October 7, 2014Assignee: Bayer MaterialScience AGInventors: Marc-Stephan Weiser, Thomas Rölle, Friedrich-Karl Bruder, Thomas Fäcke, Dennis Hönel, Sebastian Dörr, Nicolas Stöckel
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Patent number: 8053147Abstract: High performance media suitable for recording with a blue laser is disclosed. The blue-sensitized holographic media provides greater dynamic range and higher sensitivity than previously disclosed blue-sensitized holographic media. These media can be used for diverse applications such as data storage where the articles provide denser data storage and more rapid hologram writing times or for optical waveguides where the articles provide greater optical confinement and more rapid manufacturing times.Type: GrantFiled: April 9, 2008Date of Patent: November 8, 2011Assignees: Bayer MaterialScience AG, InPhase TechnologiesInventors: Nicolas Stöckel, Friedrich-Karl Bruder, Fredric R. Askham, Michael Cole, Lisa Dhar, Mark D. Michaels, Sam Miller, Sean Quirin, Songvit Setthachayanon, Timothy J. Trentler, Marianela T. Lemon
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Publication number: 20110207029Abstract: The present invention relates to novel self-developing films for incorporation of volume holograms by exposure, a method for production thereof and the use thereof.Type: ApplicationFiled: September 29, 2009Publication date: August 25, 2011Applicant: BAYER MATERIALSCIENCE AGInventors: Rainer Hagen, Nicolas Stoeckel, Friedrich-Karl Kruder, Francois Deuber, Thomas Roelle, Thomas Faecke, Marc-Stephan Weiser, Dennis Hoenel
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Publication number: 20110189591Abstract: The present invention relates to a polyurethane composition comprising A) a polyisocyanate component comprising an exclusively diol-based NCO-terminated polyurethane prepolymer, wherein the NCO groups are bonded in a primary manner, B) an isocyanate-reactive polymer, C) a compound having groups which react by polymerizing with an ethylenically unsaturated compound under the action of actinic radiation (radiation-curing groups) wherein the compound is free of NCO groups, D) a free-radical stabilizer, E) a photo initiator, F) optionally a catalyst, G) optionally assistants and additives.Type: ApplicationFiled: September 24, 2009Publication date: August 4, 2011Inventors: Marc-Stephan Weiser, Thomas Rölle, Friedrich-Karl Bruder, Thomas Fäcke, Dennis Hönel, Sebastian Dörr, Nicolas Stoeckel
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Patent number: 7981987Abstract: The invention relates to novel aromatic urethane (meth)acrylates having a high refractive index, a process for the preparation thereof and a process for the production of holographic media.Type: GrantFiled: April 10, 2008Date of Patent: July 19, 2011Assignee: Bayer MaterialScience AGInventors: Nicolas Stöckel, Friedrich-Karl Bruder, Jan Weikard
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Patent number: 7879509Abstract: The present invention provides polyurethane systems which cure by radiation and thermal action with crosslinking, and use thereof for the production of holographic media. The polyurethane compositions of the invention comprise A) polyisocyanates, B) isocyanate-reactive block copolymers, C) compounds having groups which react on exposure to actinic radiation with ethylenically unsaturated compounds with polymerization, D) optionally free radical stabilizers and E) photoinitiators.Type: GrantFiled: April 10, 2008Date of Patent: February 1, 2011Assignee: Bayer MaterialScience AGInventors: Nicolas Stöckel, Friedrich-Karl Bruder, Harald Blum
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Patent number: 7754827Abstract: The invention relates to novel coated post-formable films, to surface-coating compositions for such films, to a combined method for curing the surface-coating compositions and for post-forming, as well as to molded bodies produced from the coated films.Type: GrantFiled: December 19, 2007Date of Patent: July 13, 2010Assignee: Bayer MaterialScience AGInventors: Jan Weikard, Wolfgang Fischer, Diethelm Rappen, Nicolas Stoeckel
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Patent number: 7700662Abstract: The present invention relates to a process for preparing low-viscosity, allophanate-containing and NCO-free polyurethane prepolymers curable by actinic radiation, and to the products obtainable by this process. The prepolymers have residual monomer contents of less than 0.5% by weight and an NCO content of less than 1% by weight, and are prepared by a process in which A) diisocyanates, B) hydroxy-functional compounds containing groups which react with ethylenically unsaturated compounds on exposure to actinic radiation, and C) polyester, polyether or polycarbonate polyols having a functionality of at least 1.Type: GrantFiled: March 30, 2007Date of Patent: April 20, 2010Assignee: Bayer MaterialScience AGInventors: Michael Ludewig, Jan Weikard, Nicolas Stoeckel, Wolfgang Fischer
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Publication number: 20100086860Abstract: The invention relates to novel photopolymers based on specific urethane acrylates as writing monomers, which are suitable for producing holographic media, in particular for visual display of images.Type: ApplicationFiled: September 29, 2009Publication date: April 8, 2010Applicant: Bayer MaterialScience AGInventors: Thomas Roelle, Friedrich-Karl Bruder, Thomas Faecke, Marc-Stephan Weiser, Dennis Hoenel, Nicolas Stoeckel
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Publication number: 20090185470Abstract: High performance media suitable for recording with a blue laser is disclosed. The blue-sensitized holographic media provides greater dynamic range and higher sensitivity than previously disclosed blue-sensitized holographic media. These media can be used for diverse applications such as data storage where the articles provide denser data storage and more rapid hologram writing times or for optical waveguides where the articles provide greater optical confinement and more rapid manufacturing times.Type: ApplicationFiled: April 9, 2008Publication date: July 23, 2009Applicant: Bayer MaterialScience AGInventors: Nicolas Stoeckel, Friedrich-Karl Bruder, Fredric R. Askham, Michael Cole, Lisa Dhar, Mark D. Michaels, Sam Miller, Sean Quirin, Songvit Setthachayanon, Timothy J. Trentler, Marianela T. Lemon
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Publication number: 20080145624Abstract: The present invention relates to printed films, to a process for printing said films, to the curing of layers applied by printing processes, and to molded articles produced from said layers.Type: ApplicationFiled: October 29, 2007Publication date: June 19, 2008Inventors: Jan Weikard, Klaus Meyer, Hans Braun, Roland Kunzel, Erhard Luehmann, Diethelm Rappen, Nicolas Stoeckel
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Publication number: 20070232751Abstract: The present invention relates to a process for preparing low-viscosity, allophanate-containing and NCO-free polyurethane prepolymers curable by actinic radiation, and to the products obtainable by this process. The prepolymers have residual monomer contents of less than 0.5% by weight and an NCO content of less than 1% by weight, and are prepared by a process in which A) diisocyanates, B) hydroxy-functional compounds containing groups which react with ethylenically unsaturated compounds on exposure to actinic radiation, and C) polyester, polyether or polycarbonate polyols having a functionality of at least 1.Type: ApplicationFiled: March 30, 2007Publication date: October 4, 2007Inventors: Michael Ludewig, Jan Weikard, Nicolas Stoeckel, Wolfgang Fischer
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Publication number: 20070123613Abstract: The invention relates to novel coated post-formable films, to surface-coating compositions for such films, to a combined method for curing the surface-coating compositions and for post-forming, as well as to moulded bodies produced from the coated films.Type: ApplicationFiled: November 22, 2006Publication date: May 31, 2007Inventors: Jan Weikard, Wolfgang Fischer, Diethelm Rappen, Nicolas Stoeckel
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Patent number: 6790909Abstract: The invention relates to a process for preparing a reaction product (RP) which is functionalized by groups containing halogen or sulfonyl chloride by reaction of at least one free-radically polymerizable monomer, at least one compound of the formula (I), at least one free-radical initiator and at least one free-radically polymerizable monomer containing halogen or sulfonyl chloride groups under free-radical conditions, and to a reaction product (RP) which can be prepared by the process of the present invention and to the use of the reaction product (RP) as macroinitiator for the preparation of graft copolymers. Furthermore the invention relates to a process for preparing graft copolymers by reaction of the reaction product (RP) with at least one suitable monomer and to graft copolymers which can be prepared by the process of the present invention and also to the use of the graft copolymers of the present invention.Type: GrantFiled: July 14, 2003Date of Patent: September 14, 2004Assignee: BASF AktiengesellschaftInventors: Yvonne Heischkel, Nicolas Stöckel, Philipp Wieland, Marcus Schäfer, Oskar Nuyken