Patents by Inventor Holger Tuerk

Holger Tuerk 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).

  • Patent number: 8871817
    Abstract: The present invention relates to a single-stage process for preparing polyurethanes which comprise at least three hydrophilic sections, at least four hydrophobic sections, optionally allophanate segments and optionally isocyanurate segments, in the presence of alkali(ne earth) metal carboxylates or zinc carboxylates. Furthermore, the present invention relates to the polyurethanes themselves obtainable in this way, to the use thereof as thickeners for aqueous preparations, and to aqueous preparations comprising polyurethanes of this type.
    Type: Grant
    Filed: October 21, 2011
    Date of Patent: October 28, 2014
    Assignee: BASF SE
    Inventors: Holger Türk, Volker Wendel
  • Patent number: 8841382
    Abstract: The present invention provides an amphiphile of the formula (I) as described hereinafter. The invention further relates to a process for preparing the amphiphile and to a composition comprising the amphiphile and a sparingly water-soluble active ingredient. It further relates to a process for producing the composition by contacting the amphiphile and the active ingredient, and to the use of the amphiphile for solubilizing a sparingly water-soluble active ingredient in aqueous solutions. The invention also relates to the use of the amphiphile in an agrochemical formulation comprising the amphiphile and a pesticide for controlling phytopathogenic fungi and/or unwanted vegetation and/or unwanted insect or mite infestation and/or for regulating the growth of plants, and finally to plant propagation material comprising the amphiphile.
    Type: Grant
    Filed: August 31, 2011
    Date of Patent: September 23, 2014
    Assignee: BASF SE
    Inventors: Anna Cristadoro, Holger Türk, Michael Ishaque, Rabie Al-Hellani
  • Publication number: 20140234233
    Abstract: Described are associative thickeners based on compounds which comprise at least one hydrophobically modified polyether dendron end group.
    Type: Application
    Filed: April 28, 2014
    Publication date: August 21, 2014
    Applicant: BASF SE
    Inventors: Holger Türk, Volker Wendel, Anna Cristadoro, Rabie Al-Hellani, Bernd Bruchmann
  • Patent number: 8728504
    Abstract: A process for solubilizing hydrophobic active ingredients in aqueous medium, which comprises using, as an assistant, at least one hyperbranched polymer (A) which is obtainable by reacting at least one hyperbranched polymeric compound having at least one primary or secondary amino group per molecule (a), selected from (a1) hyperbranched polyamides and (a2) hyperbranched polyureas, with (b) at least one mono-, di- or oligosaccharide.
    Type: Grant
    Filed: February 4, 2011
    Date of Patent: May 20, 2014
    Assignee: BASF SE
    Inventors: Bernd Bruchmann, Holger Türk, Daniel Schönfelder, Monika Haberecht, Dietmar Appelhans, Victor Boyko
  • Publication number: 20140076182
    Abstract: The present invention provides the use of aqueous dispersions comprising a pigment (B) at least partially enveloped by polyurethane (A) and further comprising at least one polymerization inhibitor (C), said polyurethane (A) being obtainable by reaction of (a) 15% to 70% by weight of di- or polyisocyanate comprising on average from 1 to 10 allophanate groups and on average from 1 to 10 C—C double bonds per molecule, and optionally (b) 0% to 60% by weight of further di- or polyisocyanate, with (c) 5% to 50% by weight of compound having at least two isocyanate-reactive groups, weight % ages being based on total polyurethane (A), in printing inks.
    Type: Application
    Filed: November 21, 2013
    Publication date: March 20, 2014
    Applicant: BASF SE
    Inventors: Holger TUERK, Reinhold Schwalm, Cedric Du Fresne Von Hohenesche, Martin Kaarup Bek
  • Publication number: 20120328519
    Abstract: The present invention relates to the novel compound classes of dendritic polyglycerol sulfates and sultanates as well as to their production and use for the treatment of diseases, particularly inflammatory diseases, and to their use as selectin inhibitors and selectin indicators. The dendritic polyglycerol sulfates and sulfonates are also suitable for imaging diagnostics, particularly with respect to inflammatory diseases.
    Type: Application
    Filed: August 3, 2007
    Publication date: December 27, 2012
    Inventors: Rainer Haag, Jens Dernedde, Rudolf Tauber, Gesche Bernhard, Sven Enders, Heidemarie Weinhart, Arne Von Bonin, Ulrich Zügel, Holger Türk
  • Publication number: 20120309626
    Abstract: The invention provides a composition comprising an active ingredient with a maximum solubility in water at 20° C. of 10 g/l, and a hyperbranched polyester based on a hydrophobic dicarboxylic acid and a trifunctional alcohol. The invention further relates to the hyperbranched polyester mentioned, to a process for preparation thereof and to the use thereof for solubilizing an active ingredient with a maximum solubility in water at 20° C. of 10 g/l in aqueous solutions.
    Type: Application
    Filed: December 15, 2010
    Publication date: December 6, 2012
    Applicant: BASF SE
    Inventors: Holger Türk, Monika Haberecht, Hiroe Yamada, Bernd Bruchmann, Daniel Schönfelder, Michael Ishaque, Ulrike Troppmann, Joachim Clauss, Chee Chin Liew
  • Publication number: 20120309629
    Abstract: The present invention provides a composition comprising an active ingredient whose solubility in water at 20° C. is not more than 10 g/L, and an amphiphile comprising an alkoxylated hyperbranched polycarbonate, wherein the polycarbonate comprises an alcohol which is a trifunctional or higher polyfunctional polyetherol based on a C3-C12 alkylene oxide and an alcohol which has at least three OH groups. Likewise provided is an amphiphile comprising the polycarbonate, and a process for preparing the amphiphile. The invention further relates to the use of the amphiphile for solubilizing an active ingredient whose solubility in water at 20° C. is not more than 10 g/L, in aqueous solutions, and a method of controlling phytopathogenic fungi and/or unwanted plant growth and/or unwanted insect or mite infestation and/or of regulating the growth of plants.
    Type: Application
    Filed: December 3, 2010
    Publication date: December 6, 2012
    Applicant: BASF SE
    Inventors: Holger Türk, Monika Haberecht, Bernd Bruchmann, Andreas Kunst, Daniel Schönfelder, Michael Ishaque
  • Publication number: 20120264609
    Abstract: The present invention provides a composition comprising an active ingredient with a maximum solubility in water at 20° C. of 10 g/l, and a hyperbranched polyester which is joined to a polar polymer which comprises a polycondensate or a polymer comprising ethylenically unsaturated monomers. The invention further relates to the hyperbranched polyester mentioned and to a process for preparation thereof. It further relates to the use of the hyperbranched polyester for solubilizing the active ingredient in aqueous compositions.
    Type: Application
    Filed: December 15, 2010
    Publication date: October 18, 2012
    Inventors: Holger Türk, Monika Haberecht, Hiroe Yamada, Bernd Bruchmann, Daniel Schönfelder, Michael Ishaque, Joachim Clauss
  • Publication number: 20120252987
    Abstract: The present invention relates to a method for producing amphiphilic functionalized highly branched melamine-polyamine polymers by condensing melamine and optionally a melamine derivate having at least one different amine having at least two primary amino groups and optionally also with urea and/or at least one urea derivative and/or with at least one at least difunctional diisocyanate or polyisocyanate and/or at least one carbolic acid having at least two carboxyl groups or at least one derivative thereof, optionally quaternizing a portion of the amino groups of the polymer thereby obtained, reacting the polymer thus obtained with at least one compound capable of undergoing a condensation or addition reaction with amino groups, and optionally quaternizing at least part of the amino groups of the polymer obtained in the first step.
    Type: Application
    Filed: December 15, 2010
    Publication date: October 4, 2012
    Applicant: BASF SE
    Inventors: Maxim Peretolchin, Marta Reinoso Garcia, Holger Tuerk, Daniel Schoenfelder, Sophia Ebert
  • Publication number: 20120238641
    Abstract: The present invention provides a composition comprising an amphiphile and an active ingredient whose solubility in water at 20° C. is not more than 10 g/L, wherein the amphiphile comprises a dendritic polyurea which is joined to at least one linear or comb-type polymer, and the joining is effected via a difunctional linker, if the repeat units of the linear polymer are composed of polymerized alkylene oxide. The invention also relates to an amphiphile comprising a dendritic polyurea and a process for preparing the amphiphile.
    Type: Application
    Filed: November 23, 2010
    Publication date: September 20, 2012
    Applicant: BASF SE
    Inventors: Holger Türk, Monika Haberecht, Hiroe Yamada, Bernd Bruchmann, Daniel Schönfelder, Michael Ishaque
  • Publication number: 20120214857
    Abstract: Polymer particles, comprising a) at least one sparingly soluble insecticide from the group consisting of fipronil, allethrin, alpha-cypermethrin, beta-cyfluthrin, bifenthrin, bioallethrin, 4-chloro-2-(2-chloro-2-methylpropyl)-5-[(6-iodo-3-pyridinyl)methoxy]-3(2H)-pyridazinone (CAS-RN: 120955-77-3), chlorantraniliprole, chlorfenapyr, cyantraniliprole, cyfluthrin, cyhalothrin, cypermethrin, deltamethrin, etofenprox, fenoxycarb, flufenoxuron, hydramethylnon, imidacloprid, indoxacarb, metaflumizone, permethrin, pyriproxifen, tebufenozide and tralomethrin and b) at least one water-insoluble polymer, are suitable for improving the soil mobility of the sparingly soluble insecticide(s).
    Type: Application
    Filed: October 7, 2010
    Publication date: August 23, 2012
    Applicant: BASF SE
    Inventors: Klaus Reinhard, Holger Türk, Peter Hahn, Tina Schröder-Grimonpont, Michael Ishaque, Marc Rudolf Jung
  • Publication number: 20120190756
    Abstract: Described are associative polyether-polyurethane thickeners into which dendritic polyetherpolyols have been polymerized-in. Also described is the preparation of these thickeners, and the use thereof, in particular, in cosmetic preparations.
    Type: Application
    Filed: January 6, 2012
    Publication date: July 26, 2012
    Applicant: BASF SE
    Inventors: Holger Türk, Volker Wendel, Anna Cristadoro, Daniel Stadler, Markus Buchmann
  • Patent number: 8211469
    Abstract: Use of polyvinyllactam-polyvinyl acetate block copolymers as solubilizers for active ingredients that are sparingly soluble in water.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: July 3, 2012
    Assignee: BASF SE
    Inventors: Yvonne Dieckmann, Murat Mertoglu, Rainer Dobrawa, Szilard Csihony, Cedric Dieleman, Torsten Knieriem, Sebastian Koltzenburg, Holger Türk, Ulrike Troppmann, Christian Michael Jung
  • Publication number: 20120101170
    Abstract: The present invention relates to a process for preparing polyurethanes, which comprise at least three hydrophilic sections, at least four hydrophobic sections, optionally allophanate segments and/or isocyanurate segments and which are prepared in the presence of alkali(ne earth) metal carboxylates. The process may comprise using at least one carboxylic acid salt of at least one metal selected from the group consisting of the alkali metals, the alkaline earth metals and mixtures thereof. Furthermore, the present invention relates to the polyurethanes per se obtainable in this way, to the use thereof as thickeners for aqueous preparations, and to preparations comprising polyurethanes of this type.
    Type: Application
    Filed: October 21, 2011
    Publication date: April 26, 2012
    Applicant: BASF SE
    Inventors: Holger Türk, Volker Wendel
  • Publication number: 20120101171
    Abstract: The present invention relates to a single-stage process for preparing polyurethanes which comprise at least three hydrophilic sections, at least four hydrophobic sections, optionally allophanate segments and optionally isocyanurate segments, in the presence of alkali(ne earth) metal carboxylates or zinc carboxylates. Furthermore, the present invention relates to the polyurethanes themselves obtainable in this way, to the use thereof as thickeners for aqueous preparations, and to aqueous preparations comprising polyurethanes of this type.
    Type: Application
    Filed: October 21, 2011
    Publication date: April 26, 2012
    Applicant: BASF SE
    Inventors: Holger Türk, Volker Wendel
  • Publication number: 20120082629
    Abstract: Described are associative thickeners based on compounds which comprise at least one hydrophobically modified polyether dendron end group.
    Type: Application
    Filed: August 31, 2011
    Publication date: April 5, 2012
    Applicant: BASF SE
    Inventors: Holger Türk, Volker Wendel, Anna Cristadoro, Rabie Al-Hellani, Bernd Bruchmann
  • Publication number: 20120054920
    Abstract: The present invention provides a composition comprising an amphiphile and an active ingredient whose solubility in water at 20° C. is not more than 10 g/L. Likewise provided is an amphiphile comprising a hyperbranched polycarbonate which is joined to at least one linear or comb-type polymer, a process for preparing the amphiphile, and the use of the amphiphile in compositions comprising an active ingredient whose solubility in water at 20° C. is not more than 10 g/L.
    Type: Application
    Filed: May 4, 2010
    Publication date: March 1, 2012
    Applicant: BASF SE
    Inventors: Holger Tuerk, Monika Haberecht, Michael Ishaque, Hiroe Yamada, Daniel Schoenfelder, Bernd Bruchmann
  • Publication number: 20120053057
    Abstract: The present invention provides an amphiphile of the formula (I) as described hereinafter. The invention further relates to a process for preparing the amphiphile and to a composition comprising the amphiphile and a sparingly water-soluble active ingredient. It further relates to a process for producing the composition by contacting the amphiphile and the active ingredient, and to the use of the amphiphile for solubilizing a sparingly water-soluble active ingredient in aqueous solutions. The invention also relates to the use of the amphiphile in an agrochemical formulation comprising the amphiphile and a pesticide for controlling phytopathogenic fungi and/or unwanted vegetation and/or unwanted insect or mite infestation and/or for regulating the growth of plants, and finally to plant propagation material comprising the amphiphile.
    Type: Application
    Filed: August 31, 2011
    Publication date: March 1, 2012
    Applicant: BASF SE
    Inventors: Anna CRISTADORO, Holger TÜRK, Michael ISHAQUE, Rabie AL-HELLANI
  • Publication number: 20120053221
    Abstract: What is described is use of a polymeric solubilizer for increasing the soil mobility of a sparingly soluble insecticide, said polymeric solubilizer having the property that the active insecticidal ingredient in a 1% by weight aqueous solution of the polymeric solubilizer at 25° C. and 1.01325 bar has a solubility at least forty times higher than under the same conditions in pure water, and wherein the active ingredient:solubilizer weight ratio is ?1.
    Type: Application
    Filed: May 10, 2010
    Publication date: March 1, 2012
    Applicant: BASF SE
    Inventors: Michael Ishaque, Marc Rudolf Jung, Holger Tuerk, Tina Schroeder-Grimonpont, Klaus Reinhard, Gerhard Schnabel, Clark D. Klein, Thomas J. Holt, Martin P. Mascianica