Patents by Inventor Volker Schaedler
Volker Schaedler 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: 9623540Abstract: Flexible, sheet-like substrates having an abrasive surface, which are obtainable by applying an aqueous solution or dispersion of at least one precondensate of a heat-curable resin to the top and/or bottom of a flexible, sheet-like substrate in an amount of at least 5 to 90% by weight, based on the uncoated, dry substrate, crosslinking the precondensate and drying the treated substrate.Type: GrantFiled: January 22, 2008Date of Patent: April 18, 2017Assignee: BASF SEInventors: Maxim Peretolchin, Günter Scherr, Roland Ettl, Volker Schädler
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Patent number: 9540513Abstract: A lignocellulosic article comprises a plurality of lignocellulosic pieces and a binding agent disposed on the plurality of lignocellulosic pieces. The binding agent is formed from a high temperature polymerization (HTP) polyol and an isocyanate component. A method of producing the lignocellulosic article is also disclosed.Type: GrantFiled: November 20, 2013Date of Patent: January 10, 2017Assignee: BASF SEInventors: Mohamed Bouguettaya, Volker Schaedler, Renee Tarasiewicz
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Patent number: 9505900Abstract: The invention relates to a process for producing xerogel composites, which comprises: (a) provision of a composition comprising an organic gel precursor (A) comprising a monomer component (A1) composed of at least one polyfunctional isocyanate and a monomer component (A2) composed of at least one compound selected from among polyfunctional amines and polyfunctional hydroxy compounds; (b) reaction of the gel precursor (A) in the presence of an open-celled macroporous foam (B) and a solvent (C) to form a xerogel composite; (c) drying of the xerogel composite by conversion of the solvent (C) into the gaseous state at a temperature and a pressure below the critical temperature and the critical pressure of the solvent (C). The invention further relates to the xerogel composites which can be obtained in this way and their use as insulating material, for thermal insulation, vacuum insulation panels, in refrigeration units or in buildings.Type: GrantFiled: March 12, 2010Date of Patent: November 29, 2016Assignee: BASF SEInventors: Marc Fricke, Volker Schädler, Thomas Breiner, Antoni Sánchez-Ferrer, Francois-Xavier Simon, Daniel Schmidt
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Publication number: 20160244585Abstract: The invention relates to a xerogel comprising from 30 to 90% by weight of a monomer component (a1) composed of at least one polyfunctional isocyanate and from 10 to 70% by weight of a monomer component (a2) composed of at least one polyfunctional aromatic amine, at least one of which is selected from 4,4?-diaminodiphenylmethane, 2,4?-diaminodiphenylmethane, 2,2?-dIamino-diphenylmethane and oligomeric diaminodiphenylmethane, where the sum of the % by weight of monomer components (a1) and (a2) adds up to 100% by weight and where the monomer components are present in polymeric form in the xerogel and the volume-weighted mean pore diameter of the xerogel is at most 5 ?m. The invention further relates to a process for preparing xerogels, to the xerogels thus obtainable and to the use of the xerogels as an insulating material and in vacuum insulation panels.Type: ApplicationFiled: May 4, 2016Publication date: August 25, 2016Inventors: VOLKER SCHÄDLER, Marc FRICKE, Werner WIEGMANN, Andreas EMGE, Vijay Immanuel RAMAN, Antonio SANCHEZ-FERRER
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Patent number: 9206281Abstract: The invention relates to a porous gel comprising the following components, in reacted form: (a1) at least one polyfunctional isocyanate, (a2) at least one polyfunctional aromatic amine and (a3) at least one polyalkylenepolyamine. The invention further relates to a process for preparing porous gels, to the porous gels thus obtainable and to the use of the porous gels as an insulating material and in vacuum insulation panels.Type: GrantFiled: June 24, 2010Date of Patent: December 8, 2015Assignee: BASF SEInventors: Marc Fricke, Volker Schaedler
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Patent number: 8980437Abstract: The use of polyelectrolyte complexes is described, for providing an oxygen barrier to packaging materials made of polymer foils. Polymeric components of the polyelectrolyte complex are applied in polymerized form to the polymer foil. The polymer foil is either coated with an aqueous dispersion comprising a dispersed polyelectrolyte complex previously produced by water-in-water emulsion polymerization, or is coated with a composition comprising a polyelectrolyte complex produced from anionic polymer and from cationic surfactant, or the polymer foil is coated with at least three alternating layers, where respectively one of two adjacent layers comprises an anionic polyelectrolyte component and the other of two adjacent layers comprises a cationic polyelectrolyte component, and polyelectrolyte complexes form at the opposite, adjacent interfaces of the alternating layers.Type: GrantFiled: August 17, 2010Date of Patent: March 17, 2015Assignee: BASF SEInventors: Carmen-Elena Cimpeanu, Thomas Breiner, Dieter Urban, Karl-Heinz Schumacher, Volker Schaedler, Heiko Diehl, Hermann Seyffer
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Patent number: 8747955Abstract: A description is given of a method of producing packaging, the packaging surface being coated with a polyelectrolyte complex, and the polyelectrolyte complex being composed of at least one first polymer and at least one second polymer, the first polymer being an anionic polymer and the second polymer being a cationic polymer. The packaging is distinguished by good fat barrier properties.Type: GrantFiled: August 13, 2009Date of Patent: June 10, 2014Assignee: BASF SEInventors: Carmen-Elena Cimpeanu, Thomas Breiner, Dieter Urban, Hermann Seyffer, Volker Schaedler, Robert Feuerhake, Soumyajit Roy, Michel Awkal
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Publication number: 20140142224Abstract: A lignocellulosic article comprises a plurality of lignocellulosic pieces and a binding agent disposed on the plurality of lignocellulosic pieces. The binding agent is formed from a high temperature polymerization (HTP) polyol and an isocyanate component. A method of producing the lignocellulosic article is also disclosed.Type: ApplicationFiled: November 20, 2013Publication date: May 22, 2014Applicant: BASF SEInventors: Mohamed Bouguettaya, Volker Schaedler, Renee Tarasiewicz
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Patent number: 8329266Abstract: A recording material printable with an ink jet printer and having a gel layer for that purpose.Type: GrantFiled: June 17, 2011Date of Patent: December 11, 2012Assignee: BASF AktiengesellschaftInventors: Volker Schaedler, Chrystelle Egger, Roland Ettl, Wolfgang Schmidt, Frank Konietzni
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Patent number: 8206626Abstract: Process for the production of moldings from nanoporous polymer materials, comprising the stages of a) preparation of a multiphase polymer mixture with domains in the range from 5 to 200 nm, b) impregnation of the polymer mixture with a blowing agent, where the solubility of the blowing agent in the phase forming the domains is at least twice as high as in the adjacent phases, c) expansion of the multiphase polymer mixture comprising blowing agent, by introducing the polymer mixture into a cavity and expanding it therein, thus obtaining the molding.Type: GrantFiled: June 27, 2007Date of Patent: June 26, 2012Assignee: BASF SEInventors: Andre Guerin Moreira, Marc Bothe, Volker Schädler, Markus Allmendinger, Pedro Manuel Sampaio Lopes, Bernd Sowart, Timothy Francis, Erik Waβner, Christian Schade, Daniela Longo, Siljana Lietz, Volker Alstädt, Jan Sandler
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Publication number: 20120148855Abstract: The use of polyelectrolyte complexes is described, for providing an oxygen barrier to packaging materials made of polymer foils. Polymeric components of the polyelectrolyte complex are applied in polymerized form to the polymer foil. The polymer foil is either coated with an aqueous dispersion comprising a dispersed polyelectrolyte complex previously produced by water-in-water emulsion polymerization, or is coated with a composition comprising a polyelectrolyte complex produced from anionic polymer and from cationic surfactant, or the polymer foil is coated with at least three alternating layers, where respectively one of two adjacent layers comprises an anionic polyelectrolyte component and the other of two adjacent layers comprises a cationic polyelectrolyte component, and polyelectrolyte complexes form at the opposite, adjacent interfaces of the alternating layers.Type: ApplicationFiled: August 17, 2010Publication date: June 14, 2012Applicant: BASF SEInventors: Carmen-Elena Cimpeanu, Thomas Breiner, Dieter Urban, Karl-Heinz Schumacher, Volker Schaedler, Heiko Diehl, Hermann Seyffer
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Publication number: 20120111228Abstract: The invention relates to a porous gel comprising the following components, in reacted form: (a1) at least one polyfunctional isocyanate, (a2) at least one polyfunctional aromatic amine and (a3) at least one polyalkylenepolyamine. The invention further relates to a process for preparing porous gels, to the porous gels thus obtainable and to the use of the porous gels as an insulating material and in vacuum insulation panels.Type: ApplicationFiled: June 24, 2010Publication date: May 10, 2012Applicant: BASF SEInventors: Marc Fricke, Volker Schaedler
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Publication number: 20120007012Abstract: The invention relates to a process for producing xerogel composites, which comprises: (a) provision of a composition comprising an organic gel precursor (A) comprising a monomer component (A1) composed of at least one polyfunctional isocyanate and a monomer component (A2) composed of at least one compound selected from among polyfunctional amines and polyfunctional hydroxy compounds; (b) reaction of the gel precursor (A) in the presence of an open-celled macroporous foam (B) and a solvent (C) to form a xerogel composite; (c) drying of the xerogel composite by conversion of the solvent (C) into the gaseous state at a temperature and a pressure below the critical temperature and the critical pressure of the solvent (C). The invention further relates to the xerogel composites which can be obtained in this way and their use as insulating material, for thermal insulation, vacuum insulation panels, in refrigeration units or in buildings.Type: ApplicationFiled: March 12, 2010Publication date: January 12, 2012Applicant: BASF SEInventors: Marc Fricke, Volker Schädler, Thomas Breiner, Antoni Sánchez-Ferrer, Francois-Xavier Simon, Daniel Schmidt
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Patent number: 8067480Abstract: Process for producing porous polyisocyanate polyaddition products by reacting (a) isocyanates with (b) compounds which are reactive toward isocyanates in the presence of (f) solvent, wherein compounds having a functionality toward isocyanates of at least 6 and a molecular weight of at least 1000 g/mol are used as (b) compounds which are reactive toward isocyanates.Type: GrantFiled: May 30, 2006Date of Patent: November 29, 2011Assignee: BASF SEInventors: Daniel Schmidt, Volker Schädler
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Publication number: 20110244146Abstract: A recording material printable with an ink jet printer and having a gel layer for that purpose.Type: ApplicationFiled: June 17, 2011Publication date: October 6, 2011Applicants: BASF SE, Fel Sch jr. Foto- und Spez- papiere GmbH & Co. KGInventors: Volker Schädler, Chrystelle Egger, Roland Ettl, Wolfgang Schmidt, Frank Konietzni
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Patent number: 8017189Abstract: A process for producing a recording material printable with an ink jet printer and having a gel layer for that purpose comprises a) coating a support with a dispersion or solution of an organic gel former that is chemically crosslinkable by polycondensation or poly adduct formation, b) then effecting gel formation by polycondensation or poly adduct formation, and c) finally drying the gel.Type: GrantFiled: November 30, 2006Date of Patent: September 13, 2011Assignee: BASF AktiengesellschaftInventors: Volker Schaedler, Chrystelle Egger, Roland Ettl, Wolfgang Schmidt, Frank Konietzni
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Publication number: 20110143156Abstract: A description is given of a method of producing packaging, the packaging surface being coated with a polyelectrolyte complex, and the polyelectrolyte complex being composed of at least one first polymer and at least one second polymer, the first polymer being an anionic polymer and the second polymer being a cationic polymer. The packaging is distinguished by good fat barrier properties.Type: ApplicationFiled: August 13, 2009Publication date: June 16, 2011Applicant: BASF SEInventors: Carmen-Elena Cimpeanu, Thomas Breiner, Dieter Urban, Hermann Seyffer, Volker Schaedler, Robert Feuerhake, Soumyajit Roy, Michel Awkal
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Publication number: 20110091733Abstract: A paper coating slip which comprises metal salt pigments in an amount of at least 40 parts by weight, based on the total amount of pigments, and an aqueous dispersion of water-soluble copolymers is described. The copolymers are obtainable by free radical polymerization of ethylenically unsaturated, anionic monomers with ethylenically unsaturated, nonionic monomers in the presence of polymeric stabilizers for water-in-water polymer dispersions. The paper coating slips have good rheological properties and good water retention behavior in the coating of paper or cardboard.Type: ApplicationFiled: June 19, 2009Publication date: April 21, 2011Applicant: BASF SEInventors: Robert Feuerhake, Ilshat Gubaydullin, Werner Gauweiler, Christina Niedberg, Hermann Seyffer, Volker Schaedler
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Publication number: 20100148109Abstract: The invention relates to a xerogel comprising from 30 to 90% by weight of a monomer component (a1) composed of at least one polyfunctional isocyanate and from 10 to 70% by weight of a monomer component (a2) composed of at least one polyfunctional aromatic amine, at least one of which is selected from 4,4?-diaminodiphenylmethane, 2,4?-diaminodiphenylmethane, 2,2?-diaminodiphenylmethane and oligomeric diaminodiphenylmethane, where the sum of the % by weight of monomer components (a1) and (a2) adds up to 100% by weight and where the monomer components are present in polymeric form in the xerogel and the volume-weighted mean pore diameter of the xerogel is at most 5 ?m, The invention further relates to a process for preparing xerogels, to the xerogels thus obtainable and to the use of the xerogels as an insulating material and in vacuum insulation panels.Type: ApplicationFiled: May 16, 2008Publication date: June 17, 2010Applicant: BASF SEInventors: Volker Schädler, Marc Fricke, Werner Wiegmann, Andreas Emge, Vijay Immanuel Raman, Antonio Sanchez-Ferrer
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Publication number: 20100095468Abstract: Flexible, sheet-like substrates having an abrasive surface, which are obtainable by applying an aqueous solution or dispersion of at least one precondensate of a heat-curable resin to the top and/or bottom of a flexible, sheet-like substrate in an amount of at least 5 to 90% by weight, based on the uncoated, dry substrate, crosslinking the precondensate and drying the treated substrate.Type: ApplicationFiled: January 22, 2008Publication date: April 22, 2010Applicant: BASF SEInventors: Maxim Peretolchin, Günter Scherr, Roland Ettl, Volker Schädler