Patents by Inventor Bernd Gobelt

Bernd Gobelt 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).

  • Publication number: 20150038641
    Abstract: 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: Application
    Filed: May 4, 2012
    Publication date: February 5, 2015
    Applicant: BYK-CHEMIE GMBH
    Inventors: Bernd Göbelt, Rene Nagelsdiek, Jürgen Omeis, Frederik Piestert, Wolfgang Pritschins, Natasa Meznaric, Daniela Schröder, Werner Tiegs
  • Publication number: 20140220355
    Abstract: 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: Application
    Filed: April 14, 2014
    Publication date: August 7, 2014
    Applicant: BYK-CHEMIE GMBH
    Inventors: René NAGELSDIEK, Bernd Gobelt, Jürgen Omeis, Andreas Freytag, Dorothée Greefrath
  • Patent number: 8778458
    Abstract: 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: Grant
    Filed: February 13, 2012
    Date of Patent: July 15, 2014
    Assignee: BYK-Chemie GmbH
    Inventors: René Nagelsdiek, Bernd Gobelt, Jürgen Omeis, Andreas Freytag, Dorothée Greefrath
  • Publication number: 20140194537
    Abstract: 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: Application
    Filed: May 5, 2012
    Publication date: July 10, 2014
    Applicant: BYK-CHEMIE GMBH
    Inventors: Bernd Göbelt, René Nagelsdiek, Jürgen Omeis, Frederik Piestert, Wolfgang Pritschins, Natasa Meznaric, Daniela Schröder, Werner Tiegs
  • Patent number: 8642697
    Abstract: 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: Grant
    Filed: July 17, 2010
    Date of Patent: February 4, 2014
    Assignee: BYK-Chemie GmbH
    Inventors: Albert Frank, René Nagelsdiek, Jürgen Omeis, Bernd Göbelt, Wojciech Jaunky
  • Patent number: 8501880
    Abstract: A polymer obtainable by free-radical polymerization of one or more oxetane-based macromonomers and optionally one or more further, free-radically polymerizable comonomers, the oxetane-based macromonomer(s) being obtainable by cationic ring-opening polymerization of at least one hydroxyoxetane with a terminally ethylenically unsaturated starter molecule free of allyl groups in a molar ratio (hydroxyoxetane(s):starter molecule) of (100:1) to (1:1) in the presence of at least one suitable catalyst. Processes for preparing the polymer and the use thereof as an additive in coating compositions and plastics.
    Type: Grant
    Filed: May 3, 2010
    Date of Patent: August 6, 2013
    Assignee: BYK-Chemie GmbH
    Inventors: Wojciech Jaunky, Albert Frank, Alfred Bubat, Jürgen Omeis, Petra Della Valentina, Bernd Göbelt
  • Patent number: 8367762
    Abstract: The present invention relates to a composition comprising at least one amphiphilic glycidyl ether copolymer composed of special structural units I to V, wherein at least one of the structural units I has an aromatic group, and wherein the structural units may each be arranged in a block, a gradient or randomly, as a dispersant and a dispersed solid matter or as an emulsifier and an unsaturated polymer system in the form of a water-in-oil emulsion to be cured.
    Type: Grant
    Filed: May 23, 2011
    Date of Patent: February 5, 2013
    Assignee: Byk-Chemie GmbH
    Inventors: Guillaume Jaunky, Bernd Göbelt, Jürgen Omeis
  • Publication number: 20130018121
    Abstract: 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: Application
    Filed: June 13, 2012
    Publication date: January 17, 2013
    Applicant: BYK-CHEMIE GMBH
    Inventors: René NAGELSDIEK, Bernd Göbelt, Ralf Hoffmann, Jürgen Omeis, Dorothée Greefrath, Martin Muth
  • Publication number: 20120196975
    Abstract: 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: Application
    Filed: July 17, 2010
    Publication date: August 2, 2012
    Applicant: BYK-Chemie GmbH
    Inventors: Albert Frank, René Nagelsdiek, Jürgen Omeis, Bernd Göbelt, Wojciech Jaunky
  • Publication number: 20120183787
    Abstract: 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: Application
    Filed: February 13, 2012
    Publication date: July 19, 2012
    Applicant: BYK-CHEMIE GMBH
    Inventors: René NAGELSDIEK, Bernd Gobelt, Jürgen Omeis, Andreas Freytag, Dorothée Greefrath
  • Publication number: 20120130007
    Abstract: A polymer obtainable by free-radical polymerization of one or more oxetane-based macromonomers and optionally one or more further, free-radically polymerizable comonomers, the oxetane-based macromonomer(s) being obtainable by cationic ring-opening polymerization of at least one hydroxyoxetane with a terminally ethylenically unsaturated starter molecule free of allyl groups in a molar ratio (hydroxyoxetane(s):starter molecule) of (100:1) to (1:1) in the presence of at least one suitable catalyst. Processes for preparing the polymer and the use thereof as an additive in coating compositions and plastics.
    Type: Application
    Filed: May 3, 2010
    Publication date: May 24, 2012
    Applicant: BYK-CHemie GmbH
    Inventors: Wojciech Jaunky, Albert Frank, Alfred Bubat, Jürgen Omeis, Petra Della Valentina, Bernd Göbelt
  • Patent number: 8153722
    Abstract: 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: Grant
    Filed: August 27, 2009
    Date of Patent: April 10, 2012
    Assignee: BYK-Chemie GmbH
    Inventors: René Nagelsdiek, Wolfgang Pritschins, Bernd Göbelt, Dorothée Greefrath, Stephan Remme, Andrea Esser
  • Patent number: 8153731
    Abstract: The present invention relates to comb (block) copolymers obtainable by reacting I at least one (block) copolymer comprising polymerized, optionally substituted styrene and maleic anhydride units, which copolymer has been obtained by living, free-radical polymerization, with II at least one polyalkylene oxide monoamine comprising a primary amino end group at a reaction temperature of ?150° C. and by subsequent salification of at least 25 mol % of the free carboxyl groups of the reaction product at a reaction temperature of <100° C. and optionally after addition of H2O and to the use of these comb copolymers as wetting agents and dispersants.
    Type: Grant
    Filed: December 21, 2007
    Date of Patent: April 10, 2012
    Assignee: BYK=Chemie GmbH
    Inventors: Bernd Göbelt, Jürgen Omeis, Ulrich Orth, Heribert Holtkamp, Marcus Meichsner
  • Patent number: 8129476
    Abstract: 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: Grant
    Filed: December 21, 2007
    Date of Patent: March 6, 2012
    Assignee: BYK-Chemie GmbH
    Inventors: Bernd Göbelt, Jürgen Omeis, René Nagelsdiek, Sabine Johann
  • Publication number: 20120029104
    Abstract: 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: Application
    Filed: September 1, 2011
    Publication date: February 2, 2012
    Applicant: BYK-CHEMIE GMBH
    Inventors: René Nagelsdiek, Bernd Göbelt, Dorothée Greefrath, Christian Biecker
  • Patent number: 8097076
    Abstract: Low-VOC mixture of at least partially salified copolymers of at least one ethylenically unsaturated, phenyl-group-containing monomer and at least one ?,?-unsaturated monocarboxylic acid and/or at least one ?,?-unsaturated dicarboxylic acid, of at least one water-soluble polyether, esterification products of at least one water-soluble polyether and an aliphatic dicarboxylic acid, and of a star polymer obtainable by esterifying a carboxylic acid containing at least 3 carboxyl groups with at least one water-soluble polyether, and use thereof as a wetting and dispersing agent, preferably for producing low-VOC pigment pastes or low-VOC paint systems.
    Type: Grant
    Filed: July 28, 2010
    Date of Patent: January 17, 2012
    Assignee: BYK-Chemie GmbH
    Inventors: Bernd Göbelt, Carsten Nagel, Jürgen Omeis, Marcus Meichsner, Diana Walter
  • Publication number: 20110257326
    Abstract: The present invention relates to a composition comprising at least one amphiphilic glycidyl ether copolymer composed of special structural units I to V, wherein at least one of the structural units I has an aromatic group, and wherein the structural units may each be arranged in a block, a gradient or randomly, as a dispersant and a dispersed solid matter or as an emulsifier and an unsaturated polymer system in the form of a water-in-oil emulsion to be cured.
    Type: Application
    Filed: May 23, 2011
    Publication date: October 20, 2011
    Applicant: BYK-CHEMIE GMBH
    Inventors: Guillaume JAUNKY, Bernd Gobelt, Jürgen Omeis
  • Publication number: 20110190420
    Abstract: 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 therefrom
    Type: Application
    Filed: August 19, 2009
    Publication date: August 4, 2011
    Applicant: BYK-CHEMIE GMBH
    Inventors: René Nagelsdiek, Bernd Göbelt, Wolfgang Pritschins, Dorothée Greefrath, Stephan Remme, Andrea Esser
  • Publication number: 20110172330
    Abstract: The invention relates to powder coating leveling agents comprising (a) at least one polypropylene oxide-containing polyether having a weight-average molecular weight of more than 1000 g/mol and a polypropylene oxide fraction of more than 75% by weight, and optionally (b) at least one poly(meth)acrylate. The invention further relates to the preparation of such leveling agents and to their use in powder coating materials, and also to powder coating materials comprising the leveling agents.
    Type: Application
    Filed: August 2, 2008
    Publication date: July 14, 2011
    Applicant: BYK-Chemie GmbH
    Inventors: Bernd Gobelt, Heiko Juckel, Thomas Launag
  • Publication number: 20100322879
    Abstract: Low-VOC mixture of at least partially salified copolymers of at least one ethylenically unsaturated, phenyl-group-containing monomer and at least one ?,?-unsaturated monocarboxylic acid and/or at least one ?,?-unsaturated dicarboxylic acid, of at least one water-soluble polyether, esterification products of at least one water-soluble polyether and an aliphatic dicarboxylic acid, and of a star polymer obtainable by esterifying a carboxylic acid containing at least 3 carboxyl groups with at least one water-soluble polyether, and use thereof as a wetting and dispersing agent, preferably for producing low-VOC pigment pastes or low-VOC paint systems.
    Type: Application
    Filed: July 28, 2010
    Publication date: December 23, 2010
    Applicant: BYK-CHEMIE GMBH
    Inventors: Bernd Göbelt, Carsten Nagel, Jürgen Omeis, Marcus Meichsner, Diana Walter