Patents by Inventor Uwe Meisenburg
Uwe Meisenburg 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: 10829588Abstract: A curable composition comprises a) at least one epoxide compound E having at least two epoxide groups; b) at least one amine A having at least two amine hydrogens; and c) at least one acrylic ester U; wherein the epoxide compound E comprises at least one epoxide compound E?, the amine A comprises at least one amine A?, and the acrylic ester U comprises at least one acrylic ester U? whose Hansen solubility parameters for the dipole forces ?p and for the specific interactions ?h satisfy the following conditions: ( ? p ? ( U ? ) - ? p ? ( E ? ) ) 2 + ( ? h ? ( U ? ) - ? h ? ( E ? ) ) 2 ? 1.5 ? ? and ( ? p ? ( U ? ) 2 + ? h ? ( U ? ) 2 ) - ( ? p ? ( A ? ) 2 + ? h ? ( A ? ) 2 ) ? 0 . A suitable choice of the Hansen solubility parameters of the constituents ensures that the acrylic ester is incorporated covalently into the curing material, preventing subsequent evaporation of the diluent.Type: GrantFiled: June 22, 2016Date of Patent: November 10, 2020Assignee: BASF SEInventors: Friederike Fleischhaker, Andrea Misske, Christoph Fleckenstein, Miran Yu, Martin Kaller, Uwe Meisenburg
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Patent number: 10759732Abstract: A process for preparing an ester of (meth)acrylic acid or a derivative thereof comprises reacting (meth)acrylic acid or a derivative thereof with glycerol carbonate at a reaction temperature of 10 to 150° C. without a solvent in the presence of at least one enzyme catalyzing the esterification reaction.Type: GrantFiled: August 16, 2018Date of Patent: September 1, 2020Assignee: BASF SEInventors: Mathieu Blanchot, Uwe Meisenburg, Steffen Maurer, Jochen Petzoldt, Tobias Hoefener, Boris Breitscheidel, Andrea Misske, Friederike Fleischhaker, Martin Kaller, Christoph Fleckenstein, Ulrik Stengel, Ritesh Nair
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Publication number: 20200231528Abstract: A process for preparing an ester of (meth)acrylic acid or a derivative thereof comprises reacting (meth)acrylic acid or a derivative thereof with glycerol carbonate at a reaction temperature of 10 to 150° C. without a solvent in the presence of at least one enzyme catalyzing the esterification reaction.Type: ApplicationFiled: August 16, 2018Publication date: July 23, 2020Inventors: Mathieu BLANCHOT, Uwe MEISENBURG, Steffen MAURER, Jochen PETZOLDT, Tobias HOEFENER, Boris BREITSCHEIDEL, Andrea MISSKE, Friederike FLEISCHHAKER, Martin KALLER, Christoph FLECKENSTEIN, Ulrik STENGEL, Ritesh NAIR
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Publication number: 20180201722Abstract: A curable composition comprises a) at least one epoxide compound E having at least two epoxide groups; b) at least one amine A having at least two amine hydrogens; and c) at least one acrylic ester U; wherein the epoxide compound E comprises at least one epoxide compound E?, the amine A comprises at least one amine A?, and the acrylic ester U comprises at least one acrylic ester U? whose Hansen solubility parameters for the dipole forces ?p and for the specific interactions ?h satisfy the following conditions: ?{square root over ((?p(U?)??p(E?))2+(?h(U?)??h(E?))2)}?1.5 and ?{square root over ((?p(U?)2??h(U?)2))}??{square root over ((?p(A?)2+?h(A?)2))}?0. A suitable choice of the Hansen solubility parameters of the constituents ensures that the acrylic ester is incorporated covalently into the curing material, preventing subsequent evaporation of the diluent.Type: ApplicationFiled: June 22, 2016Publication date: July 19, 2018Inventors: Friederike FLEISCHHAKER, Andrea MISSKE, Christoph FLECKENSTEIN, Miran YU, Martin KALLER, Uwe MEISENBURG
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Patent number: 9353043Abstract: In a process for preparing (meth)acrylic esters (E) of polyalkoxy-containing alcohols which comprises reacting polyalkoxy-containing alcohols (P) of formula (I) where R1 is hydrogen, a hydroxyl group or a straight-chain or branched, saturated or unsaturated alcohol of 1 to 30 carbon atoms, R2 and R3 are each independently H or methyl, and m and n are each independently an integer between 0 and 100, with the proviso that m and n cannot both be 0, with a (meth)acrylic anhydride (A) in the presence of at least one basic catalyst (K) having a pKB value of not more than 7.0 and of at least one sterically hindered polymerization inhibitor, the reaction mixture is quenched with a C1-C6 alkanol after the reaction has ended.Type: GrantFiled: February 12, 2015Date of Patent: May 31, 2016Assignee: BASF SEInventors: Andrea Misske, Uwe Meisenburg, Jochen Petzoldt, Virginie Bette, Bolette Urtel, Jean-Marc Ballin
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Patent number: 9150673Abstract: The invention relates to a process for preparing (meth)acrylic esters by esterifying (meth)acrylic acid or transesterifying at least one (meth)acrylic ester with at least one compound comprising at least one OH group in the presence of a heterogeneous catalyst comprising at least one inorganic salt, wherein the esterification or transesterification is performed in the presence of 300 to 3000 ppm of water based on the total weight of the reaction mixture.Type: GrantFiled: July 6, 2012Date of Patent: October 6, 2015Assignee: BASF SEInventors: Virginie Bette, Matthias Dust, Jochen Petzoldt, Uwe Meisenburg, Andrea Misske, Hermann Bergmann
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Publication number: 20150232409Abstract: In a process for preparing (meth)acrylic esters (E) of polyalkoxy-containing alcohols which comprises reacting polyalkoxy-containing alcohols (P) of formula (I) where R1 is hydrogen, a hydroxyl group or a straight-chain or branched, saturated or unsaturated alcohol of 1 to 30 carbon atoms, R2 and R3 are each independently H or methyl, and m and n are each independently an integer between 0 and 100, with the proviso that m and n cannot both be 0, with a (meth)acrylic anhydride (A) in the presence of at least one basic catalyst (K) having a pKB value of not more than 7.0 and of at least one sterically hindered polymerization inhibitor, the reaction mixture is quenched with a C1-C6 alkanol after the reaction has ended.Type: ApplicationFiled: February 12, 2015Publication date: August 20, 2015Applicant: BASF SEInventors: Andrea MISSKE, Uwe Meisenburg, Jochen Petzoldt, Virginie Bette, Bolette Urtel
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Publication number: 20130178592Abstract: The invention relates to a process for preparing (meth)acrylic esters by esterifying (meth)acrylic acid or transesterifying at least one (meth)acrylic ester with at least one compound comprising at least one OH group in the presence of a heterogeneous catalyst comprising at least one inorganic salt, wherein the esterification or transesterification is performed in the presence of 300 to 3000 ppm of water based on the total weight of the reaction mixture.Type: ApplicationFiled: July 6, 2012Publication date: July 11, 2013Applicant: BASF SEInventors: Virginie BETTE, Matthias Dust, Jochen Petzoldt, Uwe Meisenburg, Andrea Misske, Hermann Bergmann
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Patent number: 8399225Abstract: The invention relates to a process for preparing urethane-containing acrylic- and (meth)acrylic esters by reacting a urethane-containing alcohol with a reactant acrylic- or (meth)acrylic ester of a saturated alcohol in the presence of at least one polymerization inhibitor and an enzyme as a catalyst within a reactor, wherein the saturated alcohol released in the process and optionally an entraining agent form an azeotrope with an excess of the reactant (meth)acrylic ester, such that the azeotrope is removed by distillation under reduced pressure and at least one substream from the bottom of the reactor is circulated through the top of the distillation column. Using this process, urethane-containing acrylic- and (meth)acrylic esters are prepared in high yields and high purities under mild conditions from economically obtainable reactants with no significant polymer formation.Type: GrantFiled: May 10, 2010Date of Patent: March 19, 2013Assignee: BASF SEInventors: Rainer Stürmer, Dejana Drew, Bernhard Hauer, Jürgen Däuwel, Uwe Meisenburg
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Patent number: 8344072Abstract: Process for preparing partial (meth)acrylic esters of polyalcohols having different hydroxyl groups, process for their preparation, and use thereof.Type: GrantFiled: June 30, 2005Date of Patent: January 1, 2013Assignee: BASF AktiengesellschaftInventors: Dietmar Haering, Uwe Meisenburg, Bernhard Hauer
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Patent number: 8318970Abstract: Process for preparing (meth)acrylates of C10-alcohol mixtures, by reacting (meth)acrylic acid with an isomer mixture of C10-alcohols composed of 2-propylheptanol as the main isomer and at least one of the C10-alcohols 2-propyl-4-methylhexanol, 2-propyl-5-methylhexanol, 2-isopropylheptanol, 2-isopropyl-4-methylhexanol, 2-isopropyl-5-methylhexanol and/or 2-propyl-4,4-dimethylpentanol, in the presence of at least one acidic catalyst and of at least one polymerization inhibitor and in the presence of a solvent which forms an azeotrope with water, the azeotrope is distilled off and condensed, and the condensate splits into an aqueous phase and an organic phase, wherein a) the esterification is performed in a reactor with a circulation evaporator and b) in the presence of a solvent, and c) the crude product is purified by subsequent purifying distillation.Type: GrantFiled: February 26, 2009Date of Patent: November 27, 2012Assignee: BASF SEInventors: Uwe Meisenburg, Frank Hoefer, Reinhold Schwalm, Nick Gruber, Lothar Karrer
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Patent number: 8278077Abstract: The present invention relates to a process for preparing (meth)acrylic esters of alcohols having C—C triple bonds, to processes for their preparation, and to their use.Type: GrantFiled: July 31, 2006Date of Patent: October 2, 2012Assignee: BASF AktiengesellschaftInventors: Dietmar Haering, Uwe Meisenburg, Bernhard Hauer, Frank Dietsche
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Patent number: 8183018Abstract: A process for preparing (meth)acrylic esters (F) of alcohols (A) having at least one epoxy group, in which at least one alcohol (A) having at least one epoxy group is esterified with (meth)acrylic acid (S) or is transesterified with at least one (meth)acrylic ester (D) in the presence of at least one enzyme, the alcoholic leaving group being stable under the reaction conditions in the case of the transesterification.Type: GrantFiled: October 23, 2007Date of Patent: May 22, 2012Assignee: BASF AktiengesellschaftInventors: Dietmar Haering, Uwe Meisenburg, Mathieu Chabanas, Gunter Lipowsky
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Patent number: 8147923Abstract: A process comprising applying coating materials to substrates, and curing the coating materials thermally and with actinic radiation, alone or together with optional coating films already present on the substrate. The actinic radiation cure is conducted under an oxygen-depleted atmosphere. The coating materials comprise (meth)acrylate copolymers having an OH number from 100 to 220 mg KOH/g, Tg of ?35 to +60° C., number-average MW of from 1,000 to 10,000 daltons and a mass-average MW of from 2,000 to 40,000 daltons and contain in copolymerized form an amount of hydroxyl-containing monomers (a) that corresponds to the OH number, of which (a1) from 20 to 90% by weight are based on (a), 4-hydroxybutyl(meth)acrylate and/or 2-alkylpropane-1,3-diol mono(meth)acrylate, and (a2) from 10 to 80% by weight are based on (a), other hydroxyl-containing olefinically unsaturated monomers. The process further comprises from 0.2 to 8% by weight of photoinitiators.Type: GrantFiled: June 18, 2002Date of Patent: April 3, 2012Assignee: BASF Coatings GmbHInventors: Hubert Baumgart, Karl-Heinz Joost, Uwe Meisenburg
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Patent number: 7915321Abstract: Novel aqueous dispersion comprising at least one polymer containing on average (i) at least one primary and/or secondary carbamate group, (ii) at least one functional group having at least one bond which may be activated with actinic radiation, and (iii) at least one dispersive ionic functional group; process for preparing it and its use for preparing coating materials, adhesives and sealing compounds which are curable thermally and with actinic radiation, and also novel coating materials, adhesives and sealing compounds consisting of or comprising the novel aqueous dispersion.Type: GrantFiled: August 22, 2001Date of Patent: March 29, 2011Assignee: BASF Coatings AGInventors: Hubert Baumgart, Uwe Meisenburg, Petra Toboll, Karl-Heinz Joost, Reinhold Schwalm
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Publication number: 20100317887Abstract: Process for preparing (meth)acrylates of C10-alcohol mixtures, by reacting (meth)acrylic acid with an isomer mixture of C10-alcohols composed of 2-propylheptanol as the main isomer and at least one of the C10-alcohols 2-propyl-4-methylhexanol, 2-propyl-5-methylhexanol, 2-isopropylheptanol, 2-isopropyl-4-methylhexanol, 2-isopropyl-5-methylhexanol and/or 2-propyl-4,4-dimethylpentanol, in the presence of at least one acidic catalyst and of at least one polymerization inhibitor and in the presence of a solvent which forms an azeotrope with water, the azeotrope is distilled off and condensed, and the condensate splits into an aqueous phase and an organic phase, wherein a) the esterification is performed in a reactor with a circulation evaporator and b) in the presence of a solvent, and c) the crude product is purified by subsequent purifying distillation.Type: ApplicationFiled: February 26, 2009Publication date: December 16, 2010Applicant: BASF SEInventors: Uwe Meisenburg, Frank Hoefer, Reinhold Schwalm, Nick Gruber, Lothar Karrer
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Publication number: 20100291640Abstract: A process for preparing urethane-containing (meth)acrylic esters (U) by reacting a urethane-containing alcohol (A) with a (meth)acrylic ester of a saturated alcohol (G) in the presence of at least one polymerization inhibitor (P) with an enzyme (E) as a catalyst in a reactor, wherein a) the saturated alcohol released and any entraining agent used form an azeotrope with the excess corresponding (meth)acrylic ester (G), the azeotrope is removed by distillation under reduced pressure and b) at least a substream from the bottom of the reactor is circulated via the top of the distillation column.Type: ApplicationFiled: May 10, 2010Publication date: November 18, 2010Applicant: BASF SEInventors: Rainer Stuermer, Dejana Drew, Bernhard Hauer, Juergen Daeuwel, Uwe Meisenburg
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Publication number: 20100048927Abstract: A process for preparing (meth)acrylic esters (F) of alcohols (A) having at least one epoxy group, in which at least one alcohol (A) having at least one epoxy group is esterified with (meth)acrylic acid (S) or is transesterified with at least one (meth)acrylic ester (D) in the presence of at least one enzyme, the alcoholic leaving group being stable under the reaction conditions in the case of the transesterification.Type: ApplicationFiled: October 23, 2007Publication date: February 25, 2010Applicant: BASF SEInventors: Dietmar Haering, Uwe Meisenburg, Mathieu Chabanas, Gunter Lipowsky
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Patent number: 7601765Abstract: The present invention relates to processes for preparing actinic-radiation-curable and/or dual-cure poly(meth)acrylates by preparing a poly(meth)acrylate containing hydroxy-functional side chains and transesterifying or esterifying the poly(meth)acrylate containing hydroxy-functional side chains with a (meth)acrylate or (meth)acrylic acid. The present invention further relates to the actinic-radiation-curable and/or dual-cure poly(meth)acrylates themselves and to the use of the actinic-radiation-curable and/or dual-cure poly(meth)acrylates in the preparation of dispersions or as a component in coating formulations and topcoats comprising at least one actinic-radiation-curable and/or dual-cure poly(meth)acrylate.Type: GrantFiled: November 5, 2003Date of Patent: October 13, 2009Assignee: BASF Coatings AGInventors: Heinz-Peter Rink, Susanne Neumann, Uwe Meisenburg, Karl-Heinz Joost, Dietmar Häring, Bernhard Hauer
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Patent number: 7446142Abstract: Coating materials curable thermally, or thermally and with actinic radiation, comprising (A) binder selected from the group consisting of random, alternating and block, linear, branched and comb polyaddition resins, polycondensation resins, and addition (co)polymers of olefinically unsaturated monomers, curable physically, thermally, with actinic radiation, and thermally and with actinic radiation; and (B) nanoparticles selected from the group consisting of nanoparticles modified with at least one compound of the general formula I: [(S—)o-L-]n-M-(—X—R)m?n , ??(I) ?where the indices and the variables have the following meanings: S is a reactive functional group having at least one bond which can be activated with actinic radiation; L is at least one divalent organic linking group; X independently at each occurrence is an oxygen atom, sulfur atom or>NR1, where R1=hydrogen atom or alkyl group having from 1 to 4 carbon atoms; M is a metal atom; R is a monovalent organic radical; o is an integer from 1 toType: GrantFiled: August 10, 2002Date of Patent: November 4, 2008Assignee: BASF Coatings AGInventors: Uwe Meisenburg, Hubert Baumgart, Daniel Kussel