Patents by Inventor Markus Linsenbuhler
Markus Linsenbuhler 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: 9574019Abstract: A process for preparing water-absorbing polymer particles, comprising polymerization of a foamed monomer solution or suspension, drying, grinding and classification.Type: GrantFiled: November 22, 2010Date of Patent: February 21, 2017Assignee: BASF SEInventors: Francisco Javier Lopez Villanueva, Markus Linsenbühler, Matthias Weismantel, Bernd Siegel
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Patent number: 9550180Abstract: Described is a monolithic support member comprising channels with walls separating the channels and having a coating deposited thereon, the non-coated channels having a polygonal cross-section profile, wherein the mean thickness dC of the coating in a corner of said cross-section profile is smaller than or equal to the mean thickness dE of the coating on an edge of said cross-section profile plus 85 micrometer. Also described is a method for the preparation of such coated monolithic support member. Further described is the use of such coated monolithic support member as a catalytic article in automotive exhaust gas treatment.Type: GrantFiled: March 31, 2011Date of Patent: January 24, 2017Assignees: BASF SE, BASF CORPORATIONInventors: Markus Linsenbühler, Bernd Sachweh, Saadallah Nemeh, Michel Deeba, Michael Mertler, Matthias Wilhelm Meier
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Patent number: 9279048Abstract: The use of water-absorbing polymer particles for dewatering feces, the water-absorbing polymer particles being obtainable by polymerizing a foamed monomer solution or suspension, drying the polymeric foam and grinding the dried foam.Type: GrantFiled: May 15, 2012Date of Patent: March 8, 2016Assignee: BASF SEInventors: Francisco Javier Lopez Villanueva, Markus Linsenbühler, Matthias Weismantel, Bernd Siegel, Klaus Dieter Hörner, Sandra Engelhardt
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Publication number: 20150314034Abstract: A process for preparing water-absorbing polymer particles, comprising polymerisation of a foamed monomer solution or suspension, drying, grinding, classification and spray-coating the water-absorbing polymeric particles with an elastic film-forming polymer in a fluidised bed reactor in the range from 0° C. to 50° C. and heat-treating the coated particles at a temperature above 0° C.Type: ApplicationFiled: December 13, 2013Publication date: November 5, 2015Applicant: BASF SEInventors: Klaus Dieter Hörner, Markus Linsenbühler, Bernd Siegel
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Patent number: 9120878Abstract: A process for preparing water-absorbing polymeric foams by polymerization of a foamed aqueous monomer solution or suspension, comprising an ethylenically unsaturated monomer which bears acid groups and may be at least partly neutralized, a crosslinker, a photoinitiator and a surfactant.Type: GrantFiled: November 19, 2010Date of Patent: September 1, 2015Assignee: BASF SEInventors: Francisco Javier Lopez Villanueva, Markus Linsenbühler, Matthias Weismantel, Bernd Siegel, Timo Baumgaertner, Michael Fastner
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Patent number: 8436204Abstract: The invention provides a process for preparing isocyanates by reacting amines with phosgene, wherein the amine or a mixture of amine and a solvent is mixed in the form of an aerosol with gaseous phosgene and the amine is subsequently reacted with phosgene.Type: GrantFiled: July 5, 2007Date of Patent: May 7, 2013Assignee: BASF AktiengesellschaftInventors: Carsten Knoesche, Eckhard Stroefer, Dieter Stuetzer, Bernd Sachweh, Markus Linsenbuhler, Andreas Woelfert
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Patent number: 8399585Abstract: A process for producing water-absorbing polymer particles with improved blood absorbence by polymerizing droplets of a monomer solution in a surrounding gas phase, wherein the monomer solution comprises a surfactant.Type: GrantFiled: August 23, 2010Date of Patent: March 19, 2013Assignee: BASF SEInventors: Francisco Javier Lopez Villanueva, Markus Linsenbühler, Rainer Dobrawa, Bernd Siegel, Matthias Weismantel
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Publication number: 20120302420Abstract: What is proposed is a centrifugal droplet separator for separating liquid droplets out of a feed gas stream comprising them, with a vertical longitudinal axis and circular cross section, with a jacket (1) and with hoods (2) at the upper and lower ends of the jacket (1), with tangential supply (3) of the feed gas stream comprising liquid droplets at the jacket (1) and with an outlet stub (4) for the liquid separated out in the centrifugal droplet separator in the region of the lower hood (2), and with a gas outlet stub (7) for the gas stream cleaned in the centrifugal droplet separator in the region of the upper hood (2), wherein two, three or more inlet orifices (9) arranged symmetrically on the circumference of the upper hood (2) for tangential supply of cleaning liquid are provided in the same direction as the supply of the feed gas stream comprising liquid droplets.Type: ApplicationFiled: December 13, 2010Publication date: November 29, 2012Applicant: BASF SEInventors: Jörg Halpap, Andreas Bode, Eberhard Hermann, Markus Linsenbühler, Bernd Sachweh, Michael Pilz, Michael Mertler, Matthias Wilhelm Meier
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Publication number: 20120296299Abstract: The use of water-absorbing polymer particles for absorbing blood and/or menses, the water-absorbing polymer particles being obtainable by polymerizing a foamed monomer solution or suspension, drying the polymeric foam and grinding the dried foam.Type: ApplicationFiled: May 14, 2012Publication date: November 22, 2012Applicant: BASF SEInventors: Francisco Javier Lopez Villanueva, Markus Linsenbühler, Matthias Weismantel, Bernd Siegel
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Publication number: 20120296300Abstract: The use of water-absorbing polymer particles for dewatering feces, the water-absorbing polymer particles being obtainable by polymerizing a foamed monomer solution or suspension, drying the polymeric foam and grinding the dried foam.Type: ApplicationFiled: May 15, 2012Publication date: November 22, 2012Applicant: BASF SEInventors: Francisco Javier Lopez Villanueva, Markus Linsenbühler, Matthias Weismantel, Bernd Siegel, Klaus Dieter Hörner, Sandra Engelhardt
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Publication number: 20120232176Abstract: A process for preparing water-absorbing polymeric foams by polymerization of a foamed aqueous monomer solution or suspension, comprising an ethylenically unsaturated monomer which bears acid groups and may be at least partly neutralized, a crosslinker, a photoinitiator and a surfactant.Type: ApplicationFiled: November 19, 2010Publication date: September 13, 2012Applicant: BASF SEInventors: Francisco Javier Lopez Villanueva, Markus Linsenbühler, Matthias Weismantel, Bernd Siegel, Timo Baumgaertner, Michael Fastner
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Publication number: 20120232177Abstract: A process for preparing water-absorbing polymer particles, comprising polymerization of a foamed monomer solution or suspension, drying, grinding and classification.Type: ApplicationFiled: November 22, 2010Publication date: September 13, 2012Applicant: BASF SEInventors: Francisco Javier Lopez Villanueva, Markus Linsenbühler, Matthias Weismantel, Bernd Siegel
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Patent number: 8181505Abstract: A method is proposed for characterizing a totality of particles. The method can be used in particular for characterizing microparticular or nanoparticular aerosols. The method comprises the following steps: a) in a classification step, a class of the totality is selected, wherein the particles of the selected class have a prespecified mobility dm; b) in a counting step, a number N of the particles of the selected class is determined; c) in a charge determination step, a charge Q of the particles of the selected class is determined; and d) in an evaluation step, at least one morphological parameter is determined from the charge Q, the number N and the mobility dm, wherein the morphological parameter comprises at least one item of information about an agglomerate state of the particles.Type: GrantFiled: February 6, 2009Date of Patent: May 22, 2012Assignees: BASF SE, Regents of The University of MinnesotaInventors: Michael Mertler, Bernd Sachweh, Markus Linsenbühler, Michael Schäfer, David Y. H. Pui, Heinz Fissan, Jing Wang, Weon Gyu Shin
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Publication number: 20110268634Abstract: The invention relates to a monolithic support member comprising channels with walls separating the channels from each other and having a coating deposited thereon, the non-coated channels having a polygonal cross-section profile, wherein the mean thickness dC of the coating in a corner of said cross-section profile is smaller than or equal to the mean thickness dE of the coating on an edge of said cross-section profile plus 85 micrometer; and further relates to a method for the preparation of such coated monolithic support member, the method comprising (i) providing a suspension having a viscosity in the range of from 0.5 to 100 mPas and having a solid content in the range of from 1 to 40 wt.Type: ApplicationFiled: March 31, 2011Publication date: November 3, 2011Applicants: BASF Corporation, BASF SEInventors: Markus Linsenbühler, Bernd Sachweh, Saadallah Nemeh, Michel Deeba, Michael Mertler, Matthias Wilhelm Meier
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Publication number: 20110163191Abstract: A method for producing nanoscale organic solid particles is proposed, starting from the corresponding sublimable organic solid as raw material, in the form of particles having an average particle diameter in the range of from 1 ?m to 10 mm, which are dispersed in a carrier gas so as to obtain a dispersion, which is relaxed in a convergent nozzle, which is followed by an expansion chamber, and wherein openings are provided rotationally symmetrically about the midaxis of the expansion chamber in the wall of the expansion chamber which comprises the product outlet opening, through which openings a secondary gas flow is injected comprising an inert gas carrier and molecules, ions or nanoscale particles contained in molecularly disperse form therein, which are different from the raw material and which have an average particle diameter that is less than the average particle diameter of the product.Type: ApplicationFiled: August 11, 2009Publication date: July 7, 2011Inventors: Michael Mertler, Bernd Sachweh, Markus Linsenbühler, Jörg Halpap, Siegfried Ripperger, Tino Voigt, Kai Nikolaus
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Publication number: 20110071267Abstract: A process for producing water-absorbing polymer particles with improved blood absorbence by polymerizing droplets of a monomer solution in a surrounding gas phase, wherein the monomer solution comprises a surfactant.Type: ApplicationFiled: August 23, 2010Publication date: March 24, 2011Applicant: BASF SEInventors: Francisco Javier Lopez Villanueva, Markus Linsenbühler, Rainer Dobrawa, Bernd Siegel, Matthias Weismantel
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Publication number: 20090199623Abstract: A method is proposed for characterizing a totality of particles (318). The method can be used in particular for charactering microparticular or nanoparticular aerosols. The method comprises the following steps: a) in a classification step, a class of the totality is selected, wherein the particles (318) of the selected class have a prespecified mobility dm; b) in a counting step, a number N of the particles (318) of the selected class is determined; c) in a charge determination step, a charge Q of the particles (318) of the selected class is determined; and d) in an evaluation step, at least one morphological parameter is determined from the charge Q, the number N and the mobility dm, wherein the morphological parameter comprises at least one item of information about an agglomerate state of the particles (318).Type: ApplicationFiled: February 6, 2009Publication date: August 13, 2009Applicants: BASF SE, University of MinnesotaInventors: Michael Mertler, Bernd Sachweh, Markus Linsenbuhler, Michael Schafer, David Y.H. Pui, Heinz Fissan, Jing Wang, Weon Gyu Shin