Patents by Inventor Roland Kunzel
Roland Kunzel 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: 10526504Abstract: The present invention relates to a coating composition comprising at least one thermoplastic acrylonitrile-butadiene-styrene copolymer in a content of at least 30% by weight of the solids content of the coating composition, at least one UV-curable reactive diluent in a content of at least 30% by weight of the solids content of the coating composition, at least one photoinitiator in a content of ?0.1 to ?10 parts by weight of the solids content of the coating composition and at least one organic solvent, where the proportion of ethylenically unsaturated groups is at least 3 mol per kg of the solids content of the coating composition. This is used to provide films and mouldings coated therewith, having a metallizable, scratch-resistant and solvent-resistant surface.Type: GrantFiled: February 16, 2018Date of Patent: January 7, 2020Inventors: Serguei Kostromine, Joachim Petzoldt, Roland Künzel, Konstantin Leonhardt
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Patent number: 10344170Abstract: A coating agent and films coated with it are provided, of which the coating comprises an enhanced mechanical and chemical resistance and a formability adequate for 2-D-film-insert molding processes. The coating agent, comprising (a) at least one thermoplastic polymer with a proportion of at least 30% by weight of the solid content of the coating agent; (b) at least one UV hardenable reactive thinner with a proportion of at least 30% by weight of the solid content of the coating agent; (c) at least one photo-initiator; and (d) at least one organic solvent, wherein the proportion of ethylenically unsaturated groups amounts to at least 3 mol per kg of the solid content of the coating agent, wherein the at least one reactive thinner comprises at least three polymerizable (meth)acrylate functions in the molecule and wherein the ester-oxygen atoms of the (meth)acrylate functions in the molecule of the reactive thinner are separated from one another by a chain of at least six atoms.Type: GrantFiled: March 24, 2015Date of Patent: July 9, 2019Assignee: Covestro Deutschland AGInventors: Serguei Kostromine, Joachim Petzoldt, Kay Lautwein, Roland Künzel
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Patent number: 10173355Abstract: The invention relates to as method for producing a molded part in an injection mold, which molded part is made of plastic and provided with a UV-cured paint, wherein the UV-cured paint forms a visible surface designed as a functional surface. The invention further relates to such a molded part provided with a UV-cured paint, said molded part having a visible surface designed as a functional surface, wherein the UV-cured paint forms said visible surface.Type: GrantFiled: September 18, 2013Date of Patent: January 8, 2019Assignee: Covestro Deutschland AGInventors: Konstantin Leonhardt, Roland Künzel, Björn Herdt, Hans-Jörg Dahmen, Holger Mundstock, Dirk Pophusen
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Publication number: 20180187041Abstract: The present invention relates to a coating composition comprising at least one thermoplastic acrylonitrile-butadiene-styrene copolymer in a content of at least 30% by weight of the solids content of the coating composition, at least one UV-curable reactive diluent in a content of at least 30% by weight of the solids content of the coating composition, at least one photoinitiator in a content of ?0.1 to ?10 parts by weight of the solids content of the coating composition and at least one organic solvent, where the proportion of ethylenically unsaturated groups is at least 3 mol per kg of the solids content of the coating composition. This is used to provide films and mouldings coated therewith, having a metallizable, scratch-resistant and solvent-resistant surface.Type: ApplicationFiled: February 16, 2018Publication date: July 5, 2018Inventors: Serguei Kostromine, Joachim Petzoldt, Roland Künzel, Konstantin Leonhardt
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Publication number: 20180179392Abstract: A coating agent and films coated with it are provided, of which the coating comprises an enhanced mechanical and chemical resistance and a formability adequate for 2-D-film-insert molding processes. The coating agent, comprising (a) at least one thermoplastic polymer with a proportion of at least 30% by weight of the solid content of the coating agent; (b) at least one UV hardenable reactive thinner with a proportion of at least 30% by weight of the solid content of the coating agent; (c) at least one photo-initiator; and (d) at least one organic solvent, wherein the proportion of ethylenically unsaturated groups amounts to at least 3 mol per kg of the solid content of the coating agent, wherein the at least one reactive thinner comprises at least three polymerisable (meth)acrylate functions in the molecule and wherein the ester-oxygen atoms of the (meth)acrylate functions in the molecule of the reactive thinner are separated from one another by a chain of at least six atoms.Type: ApplicationFiled: March 24, 2015Publication date: June 28, 2018Inventors: Serguei KOSTROMINE, Joachim PETZOLDT, Kay LAUTWEIN, Roland KÜNZEL
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Patent number: 10000658Abstract: The present invention relates to a coating composition comprising at least one thermoplastic acrylonitrile-butadiene-styrene copolymer in a content of at least 30% by weight of the solids content of the coating composition, at least one UV-curable reactive diluent in a content of at least 30% by weight of the solids content of the coating composition, at least one photoinitiator in a content of ?0.1 to ?10 parts by weight of the solids content of the coating composition and at least one organic solvent, where the proportion of ethylenically unsaturated groups is at least 3 mol per kg of the solids content of the coating composition. This is used to provide films and moldings coated therewith, having a metallizable, scratch-resistant and solvent-resistant surface.Type: GrantFiled: June 24, 2014Date of Patent: June 19, 2018Assignee: Covestro Deutschland AGInventors: Serguei Kostromine, Joachim Petzoldt, Roland Künzel, Konstantin Leonhardt
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Publication number: 20180112051Abstract: The present invention relates to a method for producing shaped bodies having a radiation-cured coating, comprising the steps of:—providing a coated film, wherein the film comprises a radiation-curable coating, wherein the coating comprises a polyurethane polymer which has (meth)acrylate groups and is obtainable from the reaction of a reaction mixture comprising: (a) polyisocyanates and (b1) compounds which comprise (meth)acrylate groups and are reactive toward isocyanate, (b2) at least one photoinitiator, and wherein the coating further comprises inorganic nanoparticles having a median particle size of=1 nm to =200 nm,—forming the shape body,—curing the radiation-curable coating by means of LED UV radiation.Type: ApplicationFiled: April 11, 2016Publication date: April 26, 2018Inventors: Konstantin LEONHARDT, Joachim PETZOLDT, Roland KÜNZEL
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Publication number: 20160152833Abstract: The present invention relates to a coating composition comprising at least 30% by weight of at least one thermoplastic polymer having a mean molar mass of at least 100 000 g/mol, at least one UV-curable reactive diluent, at least one photoinitiator, at least one organic solvent, where the proportion of ethylenically unsaturated groups is at least 3 mol per kg of the solids content of the coating composition. The present invention relates more particularly to a moulding comprising a thermoplastic polymer, a film of a thermoplastic polymer and a surface coating of the film, said surface coating forming the surface of the moulding and having a thickness in the range of ?0.1 ?m and ?20 ?m, obtainable by coating the film with the coating composition. In this way, a non-directionally impact-resistant moulding having a scratch-resistant and solvent-resistant surface is provided.Type: ApplicationFiled: June 11, 2014Publication date: June 2, 2016Applicant: Covestro Deutschland AGInventors: Serguei KOSTROMINE, Joachim PETZOLDT, Wieland HOVESTADT, Sven HOBEIKA, Roland KÜNZEL
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Publication number: 20160152863Abstract: The present invention relates to a coating composition comprising at least one thermoplastic acrylonitrile-butadiene-styrene copolymer in a content of at least 30% by weight of the solids content of the coating composition, at least one UV-curable reactive diluent in a content of at least 30% by weight of the solids content of the coating composition, at least one photoinitiator in a content of ?0.1 to ?10 parts by weight of the solids content of the coating composition and at least one organic solvent, where the proportion of ethylenically unsaturated groups is at least 3 mol per kg of the solids content of the coating composition. This is used to provide films and mouldings coated therewith, having a metallizable, scratch-resistant and solvent-resistant surface.Type: ApplicationFiled: June 24, 2014Publication date: June 2, 2016Applicant: Covestro Deustschland AGInventors: Serguei KOSTROMINE, Joachim PETZOLDT, Roland KÜNZEL, Konstantin LEONHARDT
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Publication number: 20160115322Abstract: The present invention relates to a coating composition comprising (a) at least one thermoplastic polymer having a mean molar mass Mw of at least 100 000 g/mol in a content of at least 30% by weight of the solids content of the coating composition, (b) at least one UV-curable reactive diluent in a content of at least 30% by weight of the solids content of the coating composition, (c) at least one photoinitiator in a content of ?0.1 to ?10 parts by weight of the solids content of the coating composition, and (d) at least one organic solvent, where the proportion of ethylenically unsaturated groups is at least 3 mol per kg of the solids content of the coating composition. It further relates to a process for producing such coating compositions, to films coated therewith, to the use of such films for production of shaped bodies, to a process for producing shaped bodies having a radiation-cured coating, and to shaped bodies producible by this process.Type: ApplicationFiled: June 11, 2014Publication date: April 28, 2016Applicant: Covestro Deutschland AGInventors: Serguei KOSTROMINE, Joachim PETZOLDT, Wieland HOVESTADT, Eberhard KOCH, Roland KÜNZEL
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Publication number: 20150239159Abstract: The invention relates to as method for producing a molded part in an injection mold, which molded part is made of plastic and provided with a UV-cured paint, wherein the UV-cured paint forms a visible surface designed as a functional surface. The invention further relates to such a molded part provided with a UV-cured paint, said molded part having a visible surface designed as a functional surface, wherein the UV-cured paint forms said visible surface.Type: ApplicationFiled: September 18, 2013Publication date: August 27, 2015Inventors: Konstantin Leonhardt, Roland Künzel, Björn Herdt, Hans-Jörg Dahmen, Holger Mundstock, Dirk Pophusen
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Patent number: 8840986Abstract: The present invention relates to printing ink or printing lacquer containing non radiation-hardenable polycarbonate, preferably, aromatic, in particular as a binder and adhesion promoting components. According to the invention, the polycarbonate is present with radiation-hardening monomers, in particular dissolved therein.Type: GrantFiled: May 13, 2009Date of Patent: September 23, 2014Assignee: Bayer MaterialScience AGInventors: Roland Künzel, Klaus Meyer, Norbert Kinzel, Wolfgang Schäfer, Martin Hauck
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Patent number: 8715889Abstract: The invention relates to applying novel photo polymers based on special urethane acrylates as writing monomers in printing methods which are suitable for producing holographic media, in particular for the visual display of images.Type: GrantFiled: February 2, 2010Date of Patent: May 6, 2014Assignee: Bayer MaterialScience AGInventors: Thomas Rölle, Friedrich-Karl Bruder, Thomas Fäcke, Marc-Stephan Weiser, Dennis Hönel, Roland Künzel
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Publication number: 20140054177Abstract: The present invention relates to an electroplatable plastics film having a light transmission greater than 50%, particularly preferably greater than 80%, for the production of metallised components, in particular partially metallised components.Type: ApplicationFiled: March 6, 2012Publication date: February 27, 2014Applicant: BAYER INTELLECTUAL PROPERTY GMBHInventors: Matthias Grötsch, Georgios Tziovaras, Heinz Pudleiner, Roland Künzel
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Publication number: 20120213977Abstract: The present invention relates to a process for the production of a plastics moulding, comprising (A) back-injecting a plastic film on a first side with at least one thermoplastic plastic, wherein one or more partial areas of the plastics film are not back-injected, (B) cooling the plastics moulding obtained in step A), and (C) subsequently heating at least those regions of the plastics moulding obtained in step B) that have not been back-injected again.Type: ApplicationFiled: February 7, 2012Publication date: August 23, 2012Applicant: Bayer MaterialScience AGInventors: Roland Künzel, Armin Berger, Rainer Protte, Thomas Klimmasch
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Publication number: 20110311906Abstract: The invention relates to applying novel photo polymers based on special urethane acrylates as writing monomers in printing methods which are suitable for producing holographic media, in particular for the visual display of images.Type: ApplicationFiled: February 2, 2010Publication date: December 22, 2011Applicant: Bayer Materialscience AGInventors: Thomas Rölle, Friedrich-Karl Bruder, Thomas Fäcke, Marc-Stephan Weiser, Dennis Hönel, Roland Künzel
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Publication number: 20110117350Abstract: The present invention relates to printing ink or printing lacquer containing non radiation-hardenable polycarbonate, preferably, aromatic, in particular as a binder and adhesion promoting components. According to the invention, the polycarbonate is present with radiation-hardening monomers, in particular dissolved therein.Type: ApplicationFiled: May 13, 2009Publication date: May 19, 2011Inventors: Roland Künzel, Klaus Meyer, Norbert Kinzel, Wolfgang Schäfer, Martin Hauck
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Publication number: 20090139639Abstract: A method of producing a plastic sheet equipped with electrical conductors is disclosed. The method that enables automatic production includes (a) fixing in a frame an electrically conducting wire in a sinusoidal, square wave pattern and in a single plane, (b) bringing into contact the single plane and a surface of a plastic sheet under conditions calculated to bond the plastic to said conductor, and (c) removing the frame.Type: ApplicationFiled: February 6, 2009Publication date: June 4, 2009Applicant: Bayer MaterialScience AGInventors: Martin Dobler, Roland Kunzel, Dirk Pophusen, Winfried Kohl, Matthias Boll
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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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Patent number: 7276197Abstract: A method is described for the back-moulding of sheets (7) with thermoplastics, in particular of printed sheets to protect the decorated surface against scratching or detachment, in which a sheet (7) that is initially separated from the moulded-article wall is pressed against the moulded-article wall by the melt front (3).Type: GrantFiled: July 10, 2002Date of Patent: October 2, 2007Assignee: Bayer MaterialScience AGInventors: Axel Kaminski, Roland Künzel