Patents by Inventor René Nagelsdiek
René Nagelsdiek 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: 20160185985Abstract: The present invention relates to a composition effective as a rheology additive containing 15-95 wt.-% of an oxygen compound (A), 5-75 wt.-% of a urea compound (B), 0-50 wt.-% of an ionogenic compound (C) and 0-35 wt.-% of an organic solvent (D).Type: ApplicationFiled: September 10, 2013Publication date: June 30, 2016Inventors: Daniela LEUTFELD, René NAGELSDIEK, Jürgen OMEIS, Jasmin RUDNER
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Publication number: 20160152859Abstract: The present invention relates to a use of at least one homopolymer or copolymer which is obtainable by polymerizing ethylenically unsaturated monomers and which is composed of at least one structural unit (W0) or of at least two structural units (W1) and (W2) differing from one another, and also optionally of at least one other structural unit (W3) differing from (W0), (W1) and (W2), where each structural unit (W0) contains not only at least one functional group comprising at least one phosphorus atom, but also at least one functional group reactive towards an isocyanate group, each structural unit (W1) has at least one functional group having at least one phosphorus atom, each structural unit (W2) has at least one functional group reactive towards an isocyanate group, where none of the structural units (W2) comprises phosphorus atoms, and the homopolymer or copolymer contains, relative to the total quantity of the at least one structural unit (W0) within the main polymer chain of the homopolymer or copolymerType: ApplicationFiled: June 24, 2014Publication date: June 2, 2016Applicant: BYK-CHEMIE, GmbHInventors: Bernd GÖBELT, René NAGELSDIEK, Jürgen OMEIS, Jörg BÖMER, Carina SCHEPERS
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Patent number: 9115242Abstract: The invention relates to a copolymer which can be obtained by free-radical copolymerization of one or more urethane-based, polysiloxane-containing macromonomers and one or more further free-radically polymerizable comonomers. Processes for preparing the copolymer and its use as additive in coating compositions and plastics and as wetting agent and dispersant in homogeneous dispersions are also described.Type: GrantFiled: November 17, 2011Date of Patent: August 25, 2015Assignee: BYK-Chemie GmbHInventors: Wojciech Jaunky, Marc Hans, Albert Frank, Bernd Göbelt, René Nagelsdiek, Jürgen Omeis, Heike Bubat
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Publication number: 20150152211Abstract: The invention relates to a copolymer that can be used as wetting agent and dispersant and contains i) 40-73 mole percent of a base structural unit (A) and ii) 27-60 mole percent of a substituted dicarboxylic acid derivative structural unit (B), the structural unit (B) containing species having a bisamide structure and species having quaternized amino groups.Type: ApplicationFiled: June 4, 2013Publication date: June 4, 2015Inventors: Bernd Göbelt, Jürgen Omeis, René Nagelsdiek, Marcus Meichsner
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Publication number: 20150038641Abstract: The present invention relates to phosphoric acid derivatives, which are present as urea urethanes and contain a radical with an affinity for the binder in addition to at least one phosphoric acid ester group. Said phosphoric acid derivatives are especially suitable as wetting agents and dispersants.Type: ApplicationFiled: May 4, 2012Publication date: February 5, 2015Applicant: BYK-CHEMIE GMBHInventors: Bernd Göbelt, Rene Nagelsdiek, Jürgen Omeis, Frederik Piestert, Wolfgang Pritschins, Natasa Meznaric, Daniela Schröder, Werner Tiegs
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Publication number: 20140303300Abstract: The invention relates to a method for continuous production of reaction products by addition reactions based on a Michael reaction, wherein at least one compound (B) having at least one nucleophilic functional group is added to at least one compound (A) having at least one activated alkene or activated alkyne carbon-carbon multiple bond, wherein the reaction takes place in a reaction mixing pump.Type: ApplicationFiled: August 23, 2012Publication date: October 9, 2014Applicant: BYK-Chemie GmbHInventors: Jörg Issberner, René Nagelsdiek, Frank Tlauka, Bemd Göbelt, Tom Beckmann
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Publication number: 20140220355Abstract: An object having a coating produced using an adhesion promoter, wherein the adhesion promoter comprises at least one, optionally oligomeric, addition product having no terminal C?C double bonds and having hydrolyzable silane groups.Type: ApplicationFiled: April 14, 2014Publication date: August 7, 2014Applicant: BYK-CHEMIE GMBHInventors: René NAGELSDIEK, Bernd Gobelt, Jürgen Omeis, Andreas Freytag, Dorothée Greefrath
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Patent number: 8778458Abstract: A method of promoting the adhesion between a coating based on at least one polymer and a substrate surface that can be made of different materials in which an adhesion promoter comprising at least one, optionally oligomeric, addition product having no terminal C?C double bonds and has hydrolyzable silane groups and other functional groups is included in the coating composition, included in a preliminary coating applied to the substrate surface prior to the actual coating, is applied between the coating and substrate surface, or any combination thereof.Type: GrantFiled: February 13, 2012Date of Patent: July 15, 2014Assignee: BYK-Chemie GmbHInventors: René Nagelsdiek, Bernd Gobelt, Jürgen Omeis, Andreas Freytag, Dorothée Greefrath
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Publication number: 20140194537Abstract: The present invention relates to a method for producing an additive composition which in particular contains specific urea urethanes. The additive composition is extremely suitable as a wetting agent and dispersant.Type: ApplicationFiled: May 5, 2012Publication date: July 10, 2014Applicant: BYK-CHEMIE GMBHInventors: Bernd Göbelt, René Nagelsdiek, Jürgen Omeis, Frederik Piestert, Wolfgang Pritschins, Natasa Meznaric, Daniela Schröder, Werner Tiegs
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Patent number: 8642697Abstract: A process for preparing a randomly branched copolymer, by reacting the components (a) 10-98.9 mol % of at least one acrylic ester of a straight-chain, branched or cyclic C1-C22-alkyl monoalcohol, (b) 0.Type: GrantFiled: July 17, 2010Date of Patent: February 4, 2014Assignee: BYK-Chemie GmbHInventors: Albert Frank, René Nagelsdiek, Jürgen Omeis, Bernd Göbelt, Wojciech Jaunky
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Publication number: 20130289195Abstract: The invention relates to a composite formulation comprising a specific mediator additive component (A) of relatively high molecular weight, a filler component (B) and a binder component (C). The composite formulation can be cured to a composite which is especially suitable for the production of moldings.Type: ApplicationFiled: August 3, 2011Publication date: October 31, 2013Applicant: BYK-CHEMIE GMBHInventors: Rene Nagelsdiek, Bernd Goebelt, Baerbel Gertzen, Joerg Boemer, Juregen Omeis, Stephan Remme, Christian Biecker
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Publication number: 20130018121Abstract: Single-phase, liquid compositions, comprising at least two isocyanate-reactive polyol components that are incompatible with each other and, as a mediator additive, at least one copolymer that prevents or delays the separation of the polyol components and that is composed of certain structural units, of which certain structural units have no acidic functional groups and certain structural units have at least one acidic functional group and said structural units are optionally reacted at least partially with at least one preferably organic compound having at least one basic group to produce salt, and to the use thereof to produce polyurethanes or corresponding polyurethane items.Type: ApplicationFiled: June 13, 2012Publication date: January 17, 2013Applicant: BYK-CHEMIE GMBHInventors: René NAGELSDIEK, Bernd Göbelt, Ralf Hoffmann, Jürgen Omeis, Dorothée Greefrath, Martin Muth
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Publication number: 20120196975Abstract: A process for preparing a randomly branched copolymer, by reacting the components (a) 10-98.9 mol % of at least one acrylic ester of a straight-chain, branched or cyclic C1-C22-alkyl monoalcohol, (b) 0.Type: ApplicationFiled: July 17, 2010Publication date: August 2, 2012Applicant: BYK-Chemie GmbHInventors: Albert Frank, René Nagelsdiek, Jürgen Omeis, Bernd Göbelt, Wojciech Jaunky
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Publication number: 20120183787Abstract: A method of promoting the adhesion between a coating based on at least one polymer and a substrate surface that can be made of different materials in which an adhesion promoter comprising at least one, optionally oligomeric, addition product having no terminal C?C double bonds and has hydrolyzable silane groups and other functional groups is included in the coating composition, included in a preliminary coating applied to the substrate surface prior to the actual coating, is applied between the coating and substrate surface, or any combination thereof.Type: ApplicationFiled: February 13, 2012Publication date: July 19, 2012Applicant: BYK-CHEMIE GMBHInventors: René NAGELSDIEK, Bernd Gobelt, Jürgen Omeis, Andreas Freytag, Dorothée Greefrath
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Patent number: 8153722Abstract: A curable polymer mixture comprising 1.) at least one at least oligomeric addition product a) of at least one amino silane and/or thiosilane having at least one hydrolysable silane group to at least one compound having at least two terminal, ethylenically unsaturated double bonds, and/or at least one at least oligomeric addition product b) of at least one isocyanate silane and/or epoxy silane having at least one hydrolysable silane group to at least one oligomeric compound having at least three recurring units and at least one terminal hydroxyl group or terminal amino group and at least one terminal ethylenically unsaturated double bond as coupling additive, 2.) a system which can be cured by radical polymerization, comprising at least one ethylenically unsaturated polymer and/or a (meth)acrylic resin, at least one ethylenically unsaturated monomer, at least one radical initiator and optionally at least one cross-linking agent as binder 3.Type: GrantFiled: August 27, 2009Date of Patent: April 10, 2012Assignee: BYK-Chemie GmbHInventors: René Nagelsdiek, Wolfgang Pritschins, Bernd Göbelt, Dorothée Greefrath, Stephan Remme, Andrea Esser
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Patent number: 8129476Abstract: The present invention relates to modified comb copolymers comprising special structural units, which are produced by converting SMA resins and optionally special copolymers with an AB block copolymer structure with a mixture of at least one polyalkylene oxide monoamine and at least one amino alcohol, with a mixture of at least one polyalkylene oxide monoamine and at least one N,N-disubstituted diamine or a mixture of at least one polyalkylene oxide monoamine, at least one N,N-disubstituted diamine and at least one polymer selected from the group comprising monohydroxy-terminated polyalkylene oxides, monohydroxy-terminated polyesters and monohydroxy-terminated block copolymers comprising polyalkylene oxide and polyester blocks, and their monohydroxy-terminated side chains are converted to phosphoric acid ester groups or their N,N-disubstituted amino-terminated side chains are converted to quaternary ammonium salts, and their use as wetting and dispersing agents.Type: GrantFiled: December 21, 2007Date of Patent: March 6, 2012Assignee: BYK-Chemie GmbHInventors: Bernd Göbelt, Jürgen Omeis, René Nagelsdiek, Sabine Johann
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Publication number: 20120029104Abstract: Single-phase fluid compositions, comprising at least two isocyanate-reactive polyol components which are inherently incompatible with each other and as a mediator additive at least one copolymer compatibilizer additive effectuating compatibility between the originally incompatible polyol components, said copolymer comprising structural units having at least one nitrogen group which can be protonized.Type: ApplicationFiled: September 1, 2011Publication date: February 2, 2012Applicant: BYK-CHEMIE GMBHInventors: René Nagelsdiek, Bernd Göbelt, Dorothée Greefrath, Christian Biecker
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Publication number: 20110190420Abstract: Curable polymer mixtures comprising at least one oligomeric addition product with hydrolyzable silane groups and additional functional groups as the mediator additive, and a curable polymer system having epoxy group-carrying polymers and curing agents, fillers and optionally addditives; polymer concrete mixtures and molded bodies produced therefromType: ApplicationFiled: August 19, 2009Publication date: August 4, 2011Applicant: BYK-CHEMIE GMBHInventors: René Nagelsdiek, Bernd Göbelt, Wolfgang Pritschins, Dorothée Greefrath, Stephan Remme, Andrea Esser
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Publication number: 20100022662Abstract: The present invention relates to modified comb copolymers comprising special structural units, which are produced by converting SMA resins and optionally special copolymers with an AB block copolymer structure with a mixture of at least one polyalkylene oxide monoamine and at least one amino alcohol, with a mixture of at least one polyalkylene oxide monoamine and at least one N,N-disubstituted diamine or a mixture of at least one polyalkylene oxide monoamine, at least one N,N-disubstituted diamine and at least one polymer selected from the group comprising monohydroxy-terminated polyalkylene oxides, monohydroxy-terminated polyesters and monohydroxy-terminated block copolymers comprising polyalkylene oxide and polyester blocks, and their monohydroxy-terminated side chains are converted to phosphoric acid ester groups or their N,N-disubstituted amino-terminated side chains are converted to quaternary ammonium salts, and their use as wetting and dispersing agents.Type: ApplicationFiled: December 21, 2007Publication date: January 28, 2010Inventors: Bernd Göbelt, Jürgen Omeis, René Nagelsdiek, Sabine Johann
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Publication number: 20100016492Abstract: A curable polymer mixture comprising 1.) at least one at least oligomeric addition product a) of at least one amino silane and/or thiosilane having at least one hydrolysable silane group to at least one compound having at least two terminal, ethylenically unsaturated double bonds, and/or at least one at least oligomeric addition product b) of at least one isocyanate silane and/or epoxy silane having at least one hydrolysable silane group to at least one oligomeric compound having at least three recurring units and at least one terminal hydroxyl group or terminal amino group and at least one terminal ethylenically unsaturated double bond as coupling additive, 2.) a system which can be cured by radical polymerisation, comprising at least one ethylenically unsaturated polymer and/or a (meth)acrylic resin, at least one ethylenically unsaturated monomer, at least one radical initiator and optionally at least one cross-linking agent as binder 3.Type: ApplicationFiled: August 27, 2009Publication date: January 21, 2010Applicant: BYK-CHEMIE GMBHInventors: René Nagelsdiek, Wolfgang Pritschins, Bernd Gõbelt, Dorothée Greefrath, Stephan Remme, Andrea Esser