Abstract: A method for producing functionalized thermoplastic elastomers on the basis of grafting substrates, selected from olefine-block copolymers of composition 80 to 98 mass-% ethylene-/2 to 20 mass-% C3- to C12-olefine units or partially crystalline propylene/ethylene and/or C4- to C12-olefine and/or C4- to C12-diene-copolymers of composition 50 to 98 mass-% propylene-/2 to 50 mass-% C2- and/or C4- to C12-olefine and/or C4- to C12-diene units or cross-linked styrene/olefine/styrene or styrene/olefine-block copolymers, wherein, in a liquid mixing reactor per 100 mass parts of particular grafting substrate—0.1 to 15 mass parts of at least one functional monomer from the series of functional groups comprising ?,?-ethylenic unsaturated compounds or 0.1 to 15 mass parts of a monomer mixture comprising at least one of said functional monomers and—0.01 to 10 mass parts of at least one initiator forming free radicals having a 1-hour half-life temperature (THwz/1h) between 50 and 200° C.
Type:
Grant
Filed:
March 14, 2014
Date of Patent:
January 29, 2019
Assignee:
BYK-CHEMIE GMBH
Inventors:
Klaus Dieter Besser, Jochen Gerecke, Bianka Leitner, Inno Rapthel
Abstract: The invention relates to copolymers obtainable from polyether-polysiloxane containing macromonomers, and a process for preparation thereof. The invention further relates to the use of the copolymers as additives in compositions such as coating compositions and polymeric molding compounds as well as such compositions containing at least one inventive copolymer.
Type:
Grant
Filed:
April 8, 2016
Date of Patent:
July 31, 2018
Assignee:
BYK-Chemie, GmbH
Inventors:
Wojciech Jaunky, Michael Bessel, Jia Cheng, Petra Della Valentina, Marc Eberhardt, Mark Heekeren, Olaf Muschiolik
Abstract: 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:
Grant
Filed:
June 4, 2013
Date of Patent:
May 1, 2018
Assignee:
BYK-Chemie, GmbH
Inventors:
Bernd Göbelt, Jürgen Omeis, René Nagelsdiek, Marcus Meichsner
Abstract: The invention relates to polysiloxanes which can be obtained by adding at least one monovinyl functional polysiloxane and at least one epoxy functional, monovinyl functional component to a Si—H functional polysiloxane. The invention also relates to the production of polysiloxanes, to compositions containing said polysiloxanes, to the use of the compositions in a coating method and to substrates coated with the composition and to the use of the polysiloxanes as additives for finishing surfaces of hardened compositions with anti-adhesive properties.
Abstract: 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:
Grant
Filed:
August 3, 2011
Date of Patent:
December 26, 2017
Assignee:
BYK-Chemie, GmbH
Inventors:
Rene Nagelsdiek, Bernd Göbelt, Bärbel Gertzen, Jörg Bömer, Jürgen Omeis, Stephan Remme, Christian Biecker
Abstract: The invention relates to a use of at least one condensation product (A) in the form of the free compound or in the form of a salt of at least one acid as a thixotropy-increasing additive, which condensation product can be obtained by reacting at least one polymerized fatty acid or at least one reaction product (U) of at least two polymerized fatty acids and at least one polyamine having at least two primary amino groups as component (a1) with at least one polyalkylene polyamine, which is capable of forming at least one imidazoline and/or tetrahydropyrimidine unit and which has at least two primary amino groups or at least one primary and at least one secondary amino group, a composition containing at least one such condensation product (A) and at least one thixotropic agent (B), and a use of said composition, which additionally comprises at least one binder (C), as an adhesive, sealant, paint, coating agent, adhesive resin, casting resin, artificial marble, floor covering, polymer concrete, or fiber composite
Type:
Grant
Filed:
March 11, 2014
Date of Patent:
November 21, 2017
Assignee:
BYK-Chemie, GmbH
Inventors:
Christian Biecker, Sascha Kockoth, Frederik Piestert, Wolfgang Pritschins, Jürgen Omeis, Eva Besten, Angelika Orlowski
Abstract: The invention relates to a urea preparation containing (A) 5 to 75 wt. % of one or more urea components which have a molecular weight of at least 350 g/mol and contain at least one urea group; (B) 15 to 95 wt. %, preferably 30 to 80 wt.
Type:
Grant
Filed:
April 15, 2015
Date of Patent:
October 24, 2017
Assignee:
BYK-Chemie GmbH
Inventors:
Daniela Leutfeld, Marc Eberhardt, René Nagelsdiek, Sylvia Bühne, Jürgen Omeis, Berthold Jacobs
Abstract: The invention relates to a process for preparing an amine adduct, in which a polyamine component (A), a polyester component (B) and a hydrocarbon component (C) are reacted. The amine adduct is of particularly good suitability as a wetting agent and dispersant, especially for coatings and plastics applications.
Type:
Grant
Filed:
November 15, 2012
Date of Patent:
September 5, 2017
Assignee:
BYK-Chemie GmbH
Inventors:
Wolfgang Pritschins, Jürgen Omeis, Stefan Mössmer, Andrea Esser, Monika Roch
Abstract: The invention relates to polyamine addition compounds, methods for the production thereof, the use thereof as wetting agents and dispersing agents, and paints and plastic materials containing said addition compounds.
Type:
Application
Filed:
November 28, 2014
Publication date:
July 6, 2017
Applicant:
BYK-Chemie GmbH
Inventors:
Bernd GÖBELT, Andreas OKKEL, Jürgen OMEIS, Wolfgang PRITSCHINS, Jörg BÖMER, Sabine STELZ, Andrea EßER
Abstract: The present invention relates to a method for producing nanocomposite dispersions comprising composite particles of inorganic nanoparticles and organic polymers in a continuous phase, especially in a dispersion medium, as well as to the nanocomposite dispersions thus obtained and to the use thereof.
Type:
Grant
Filed:
May 15, 2013
Date of Patent:
May 16, 2017
Assignees:
Akzo Nobel Coatings International B.V., BYK-Chemie GmbH, Energenics Europe Ltd., Universidad del Paris Vasco, YKI, Ytkemiska Institutet AB
Inventors:
Nils Erik Ronne, Melanie Hormann, Janin Tecklenburg, Carsten Nagel, Ulrich Nolte, Michael Berkei, Yingqian Xu, Jose Ramon Leiza, Yuri Reyes, Maria Paulis, Miren Aguirre Arrese, Anwar Ahniyaz, Andrea Fornara, Ninja Hanitzsch
Abstract: The invention relates to polyureas having a weight-average molecular weight ranging from 5,000 to 70,000 g/mol, the preparation thereof, and the use thereof as rheology control agents. The invention further relates to rheology control agents containing polyureas and to the use thereof. The invention moreover relates to formulations containing polyureas.
Type:
Grant
Filed:
September 3, 2010
Date of Patent:
April 11, 2017
Assignee:
BYK-Chemie GmbH
Inventors:
Daniela Leutfeld, Bianca Morhenn, Marc Eberhardt, Ina Kober, Jürgen Omeis, Sylvia Bühne, Berthold Jacobs
Abstract: The invention relates to a process for preparing an amine adduct, in which a polyamine component (A), a polyester component (B) and a hydrocarbon component (C) are reacted. The amine adduct is of particularly good suitability as a wetting agent and dispersant, especially for coatings and plastics applications.
Type:
Grant
Filed:
November 15, 2012
Date of Patent:
March 21, 2017
Assignee:
BYK-Chemie GmbH
Inventors:
Wolfgang Pritschins, Jürgen Omeis, Stefan Mössmer, Andrea Esser, Monika Roch
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:
Grant
Filed:
April 14, 2014
Date of Patent:
March 14, 2017
Assignee:
BYK-CHEMIE GMBH
Inventors:
René Nagelsdiek, Bernd Gobelt, Jürgen Omeis, Andreas Freytag, Dorothée Greefrath
Abstract: The invention relates to a process for preparing an amine adduct, in which a polyamine component (A), a polyester component (B) and a hydrocarbon component (C) are reacted. The amine adduct is of particularly good suitability as a wetting agent and dispersant, especially for coatings and plastics applications.
Type:
Grant
Filed:
November 15, 2012
Date of Patent:
February 21, 2017
Assignee:
BYK-Chemie GmbH
Inventors:
Jürgen Omeis, Stefan Mössmer, Andrea Esser, Monika Roch, Wolfgang Pritschins
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:
Grant
Filed:
May 5, 2012
Date of Patent:
February 21, 2017
Assignee:
BYK-Chemie GmbH
Inventors:
Bernd Göbelt, René Nagelsdiek, Jürgen Omeis, Frederik Piestert, Wolfgang Pritschins, Natasa Meznaric, Daniela Schröder, Werner Tiegs
Abstract: The invention relates to a copolymer whose overall structure as such and/or an optionally present segment A having at least 10 bivalent structural units in the overall structure contains surface-active bivalent structural units present in the form of long hydrocarbon chains among other forms. The copolymer is effective as a universal surface-active additive, especially also in conjunction with nonpolar media.
Abstract: The invention relates to the use of at least one mixed mineral organoclay rheology additive, which comprises or consists of a quaternary alkyl-ammonium salt treated mineral clay mixture prepared by forming an aqueous hormite clay slurry (a), forming an aqueous smectite clay slurry (b), combining the aqueous hormite clay slurry (a) with the aqueous smectite clay slurry (b) to form a combined clay slurry (c), treating the combined clay slurry (c) with one or more quaternary alkyl-ammonium salts, separating the thus produced quaternary alkyl-ammonium salt treated mineral clay mixture from the aqueous medium, in which the aqueous hormite clay slurry (a) being formed by (i.1) dispersing a fraction of one or more hormite clays selected from the group of sepiolites and palygorskites in an aqueous medium to form a dispersion, and the aqueous smectite clay slurry (b) being formed by (ii.
Type:
Grant
Filed:
June 22, 2016
Date of Patent:
January 17, 2017
Assignees:
BYK-Chemie GmbH, BYK Additives, Inc.
Inventors:
Klaus Dziwok, Helmut Coutelle, Robert G. Briell, Tyler Nash
Abstract: The invention relates to the use of at least one mixed mineral organoclay rheology additive, which comprises or consists of a quaternary alkyl-ammonium salt treated mineral clay mixture prepared by forming an aqueous hormite clay slurry (a), forming an aqueous smectite clay slurry (b), combining the aqueous hormite clay slurry (a) with the aqueous smectite clay slurry (b) to form a combined clay slurry (c), treating the combined clay slurry (c) with one or more quaternary alkyl-ammonium salts, in which the aqueous hormite clay slurry (a) being formed by dispersing a fraction of one or more hormite clays selected from the group of sepiolites and palygorskites in an aqueous medium to form a dispersion, and whereby the hormite clay fraction employed contains less than 3.0% by weight of Al2O3, less than 1.0% by weight of Fe2O3, and less than 3.
Type:
Grant
Filed:
June 22, 2016
Date of Patent:
December 20, 2016
Assignees:
BYK-Chemie GmbH, BYK Additives, Inc.
Inventors:
Klaus Dziwok, Helmut Coutelle, Robert G. Briell, Tyler Nash
Abstract: 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. The derivatives are present according to the general formula (I) Y(—O—CO—NH—R1—NH—CO—X—Z1)g??(I) wherein Y is represented by a branched or unbranched, saturated or unsaturated organic radical containing 1 to 1000 carbon atoms, q is represented by an integer from 1 to 10, R1 is represented by a saturated or unsaturated, branched or unbranched organic radical containing 6 to 20 carbon atoms, X is represented by NH and/or NZ2, Z2 is represented by a branched or unbranched, saturated or unsaturated organic radical, Z1 is represented by a branched or unbranched, saturated or unsaturated organic radical, which contains at least two carbon atoms and at least one phosphoric acid ester group.
Type:
Grant
Filed:
May 4, 2012
Date of Patent:
December 13, 2016
Assignee:
BYK-Chemie GmbH
Inventors:
Bernd Göbelt, Rene Nagelsdiek, Jürgen Omeis, Frederik Piestert, Wolfgang Pritschins, Natasa Meznaric, Daniela Schröder, Werner Tiegs
Abstract: 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:
Grant
Filed:
September 10, 2013
Date of Patent:
October 4, 2016
Assignee:
BYK-Chemie GmbH
Inventors:
Daniela Leutfeld, René Nagelsdiek, Jürgen Omeis, Jasmin Rudner