Patents by Inventor Marcus Meichsner
Marcus Meichsner 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: 11879032Abstract: The present invention relates to reaction products containing urethane groups and urea groups, containing at least one species of general formula (I), to a method for producing said reaction products, to the use of said reaction products as wetting agents, dispersants, dispersion stabilizers, and/or adhesion promoters, and to compositions that contain the reaction products containing urethane groups and urea groups.Type: GrantFiled: April 21, 2022Date of Patent: January 23, 2024Assignee: BYK-Chemie GmbHInventors: Andreas Okkel, Wolfgang Pritschins, Michael Bessel, Irina Giebelhaus, Marcus Meichsner, Monika Roch
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Patent number: 11560452Abstract: The invention relates to epoxide-amine adducts obtainable by reaction of one or more primary amines (A) of general formula (I) Q-NH2??(I) with one or more monoepoxides (B) of general formula (II) wherein Q is a radical Rt-[OEt]n[OPr]m[OBu]s-, in which Rt is a radical selected from alkyl radicals having 1 to 6 carbon atoms, OEt is an ethylene oxide radical, OPr is a propylene oxide radical and OBu is a butylene oxide radical, n is a number from 0 to 100, m is a number from 3 to 50 and s is a number from 0 to 20 and n+m+s=3 to 170, R is an organic radical selected from aliphatic radicals having 4 to 24 carbon atoms, aromatic radicals having 6 to 18 carbon atoms and araliphatic radicals having 7 to 34 carbon atoms, and p is 0 or 1, wherein (i) the primary amine(s) (A) and the monoepoxide(s) (B) are reacted in an equivalents ratio (A):(B) of from 1:2 to 1:1.Type: GrantFiled: March 28, 2018Date of Patent: January 24, 2023Assignee: BYK-Chemie GmbHInventors: Michael Bessel, Marcus Meichsner, Carsten Nagel, Maya Sanchez Y Sosa, Christian Biecker, Peter Stannek
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Publication number: 20220282021Abstract: The present invention relates to reaction products containing urethane groups and urea groups, containing at least one species of general formula (I), to a method for producing said reaction products, to the use of said reaction products as wetting agents, dispersants, dispersion stabilizers, and/or adhesion promoters, and to compositions that contain the reaction products containing urethane groups and urea groups.Type: ApplicationFiled: April 21, 2022Publication date: September 8, 2022Inventors: Andreas OKKEL, Wolfgang PRITSCHINS, Michael BESSEL, Irina GIEBELHAUS, Marcus MEICHSNER, Monika ROCH
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Publication number: 20200115497Abstract: The invention relates to epoxide-amine adducts obtainable by reaction of one or more primary amines (A) of general formula (I) Q-NH2??(I) with one or more monoepoxides (B) of general formula (II) wherein Q is a radical Rt-[OEt]n[OPr]m[OBu]s-, in which Rt is a radical selected from alkyl radicals having 1 to 6 carbon atoms, OEt is an ethylene oxide radical, OPr is a propylene oxide radical and OBu is a butylene oxide radical, n is a number from 0 to 100, m is a number from 3 to 50 and s is a number from 0 to 20 and n+m+s=3 to 170, R is an organic radical selected from aliphatic radicals having 4 to 24 carbon atoms, aromatic radicals having 6 to 18 carbon atoms and araliphatic radicals having 7 to 34 carbon atoms, and p is 0 or 1, wherein (i) the primary amine(s) (A) and the monoepoxide(s) (B) are reacted in an equivalents ratio (A):(B) of from 1:2 to 1:1.Type: ApplicationFiled: March 28, 2018Publication date: April 16, 2020Inventors: Michael Bessel, Marcus Meichsner, Carsten Nagel, Maya Sanchez Y Sosa, Christian Biecker, Peter Stannek
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Patent number: 10301486Abstract: The invention relates to comb copolymers, which can be produced from at least one diglycidyl ether (A) of general formula (I), at least one polyether monoamine (B) of the general formula Rt—[OEt]n[OPr]m[OBu]s—NH2, at least one amine (C) of the general formula Z—R1—NH2, and optionally at least one secondary amine (D) that is free of primary amino groups and is of the general formula NHTV, wherein R stands for a residue free of epoxy groups, selected from aliphatic residues, aromatic residues, and araliphatic residues; Rt stands for a residue selected from alkyl residues having 1 to 6 carbon atoms; OEt stands for an ethylene oxide residue, OPr stands for a propylene oxide residue, and OBu stands for a butylene oxide residue; n stands for a number from 0 to 100, m stands for a number from 3 to 50, and s stands for a number from 0 to 20, and n+m+s=3 to 103; R1 stands for an aliphatic, aromatic, or araliphatic hydrocarbon residue having 1 to 12 carbon atoms; Z stands for a residue free of primary and secondary amiType: GrantFiled: October 13, 2015Date of Patent: May 28, 2019Assignee: BYK-Chemie GmbHInventors: Bernd Göbelt, Jürgen Omeis, Andreas Okkel, Marcus Meichsner, Astrid Rudolfi
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Publication number: 20180186917Abstract: The present invention relates to reaction products containing urethane groups and urea groups, containing at least one species of general formula (I), to a method for producing said reaction products, to the use of said reaction products as wetting agents, dispersants, dispersion stabilizers, and/or adhesion promoters, and to compositions that contain the reaction products containing urethane groups and urea groups.Type: ApplicationFiled: July 8, 2016Publication date: July 5, 2018Inventors: Andreas OKKEL, Wolfgang PRITSCHINS, Michael BESSEL, Irina GIEBELHAUS, Marcus MEICHSNER, Monika ROCH
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Patent number: 9957343Abstract: 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: GrantFiled: June 4, 2013Date of Patent: May 1, 2018Assignee: BYK-Chemie, GmbHInventors: Bernd Göbelt, Jürgen Omeis, René Nagelsdiek, Marcus Meichsner
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Publication number: 20170292030Abstract: The invention relates to comb copolymers, which can be produced from at least one diglycidyl ether (A) of general formula (I), at least one polyether monoamine (B) of the general formula Rt—[OEt]n[OPr]m[OBu]s—NH2, at least one amine (C) of the general formula Z—R1—NH2, and optionally at least one secondary amine (D) that is free of primary amino groups and is of the general formula NHTV, wherein R stands for a residue free of epoxy groups, selected from aliphatic residues, aromatic residues, and araliphatic residues; Rt stands for a residue selected from alkyl residues having 1 to 6 carbon atoms; OEt stands for an ethylene oxide residue, OPr stands for a propylene oxide residue, and OBu stands for a butylene oxide residue; n stands for a number from 0 to 100, m stands for a number from 3 to 50, and s stands for a number from 0 to 20, and n+m+s=3 to 103; R1 stands for an aliphatic, aromatic, or araliphatic hydrocarbon residue having 1 to 12 carbon atoms; Z stands for a residue free of primary and secondary amiType: ApplicationFiled: October 13, 2015Publication date: October 12, 2017Inventors: Bernd GÖBELT, Jürgen OMEIS, Andreas OKKEL, Marcus MEICHSNER, Astrid RUDOLFI
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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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Patent number: 8153731Abstract: 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: GrantFiled: December 21, 2007Date of Patent: April 10, 2012Assignee: BYK=Chemie GmbHInventors: Bernd Göbelt, Jürgen Omeis, Ulrich Orth, Heribert Holtkamp, Marcus Meichsner
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Patent number: 8097076Abstract: 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: GrantFiled: July 28, 2010Date of Patent: January 17, 2012Assignee: BYK-Chemie GmbHInventors: Bernd Göbelt, Carsten Nagel, Jürgen Omeis, Marcus Meichsner, Diana Walter
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Publication number: 20100322879Abstract: 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: ApplicationFiled: July 28, 2010Publication date: December 23, 2010Applicant: BYK-CHEMIE GMBHInventors: Bernd Göbelt, Carsten Nagel, Jürgen Omeis, Marcus Meichsner, Diana Walter
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Publication number: 20100099813Abstract: The present invention relates to comb (block) copolymers obtainable by reacting I at least one (block) copolymer comprising polymerised, optionally substituted styrene and maleic anhydride units, which copolymer has been obtained by living, free-radical polymerisation, 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: ApplicationFiled: December 21, 2007Publication date: April 22, 2010Applicant: BYK-CHEMIE GMBHInventors: Bernd Göbelt, Jürgen Omeis, Ulrich Orth, Heribert Holtkamp, Marcus Meichsner
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Publication number: 20070243318Abstract: The present invention relates to a method for producing coated electrical wires for which coating is carried out using UV-curable baking enamels which comprise a) one or more oxirane-based binders, b) one or more UV crosslinking catalysts, c) if desired, reactive diluents, d) chain transfer agents, and e) further customary additives.Type: ApplicationFiled: January 24, 2005Publication date: October 18, 2007Inventors: Marcus Meichsner, Gunter Stevens