Patents by Inventor Bernd Bruchmann

Bernd Bruchmann 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).

  • Process for solubilizing hydrophobic active ingredients in aqueous medium
    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
  • Process for preparing an aqueous polymer dispersion
    Patent number: 8722796
    Abstract: Process for preparing an aqueous polymer dispersion with small polymer particles.
    Type: Grant
    Filed: January 14, 2011
    Date of Patent: May 13, 2014
    Assignee: BASF SE
    Inventors: Daniel Schoenfelder, Rabie Al-Hellani, Marc Schroeder, Monika Haberecht, Anna Cristadoro, Bernd Bruchmann, Rajan Venkatesh
  • Liquid stabilizer mixture
    Patent number: 8680183
    Abstract: A mixture comprising (a) one or more liquid UV absorbers, with the proviso that Tinuvin 384-2 as a liquid UV absorber is excluded, (b) one or more branched polymers comprising stabilizing groups, (c) optionally one or more further additions. Use of such a mixture for stabilizing inanimate organic materials against the effect of light, oxygen and/or heat. Inanimate organic materials comprising at least one such mixture, and also articles produced from such inanimate organic materials. Methods of stabilizing inanimate organic materials against the effect of light, oxygen and/or heat by adding to said inanimate organic materials at least one such mixture in an effective amount.
    Type: Grant
    Filed: January 31, 2012
    Date of Patent: March 25, 2014
    Assignee: BASF SE
    Inventors: Simon Schambony, Jochen Fink, Bernd Bruchmann
  • HYPERBRANCHED POLYESTERS IN PRINTING INKS
    Publication number: 20140065385
    Abstract: The invention relates to multilayer materials for producing packaging comprising at least two films and also a layer which is printed with a packaging printing ink, said packaging printing ink comprising a certain hyperbranched polyester containing functional groups. The invention further relates to a packaging printing ink which comprises a certain hyperbranched polyester containing functional groups, and to the use of said printing ink for producing multilayer materials.
    Type: Application
    Filed: April 13, 2012
    Publication date: March 6, 2014
    Inventors: Bernd Bruchmann, Monika Haberecht, Chien Lu Hsu, James W. Taylor, John Campbell
  • Process for preparing highly branched polyhydroxybenzoic acid alkoxylates
    Patent number: 8664427
    Abstract: The invention relates to a process for preparing hyperbranched polyhydroxybenzoic acid alkoxylates, comprising the steps of: (a) reacting at least one polyhydroxybenzoic ester with one or more alkylene oxides, optionally in the presence of a basic catalyst, (b) allowing the polyhydroxybenzoic ester alkoxylates formed in step (a) to react with transesterification to form hyperbranched polyhydroxybenzoic acid alkoxylates.
    Type: Grant
    Filed: October 14, 2010
    Date of Patent: March 4, 2014
    Assignee: BASF SE
    Inventors: Daniel Schoenfelder, Bernd Bruchmann, Anna Cristadoro, Achim Loeffler, Matthias Schopohl, Andreas Kunst
  • USE OF HIGHLY-BRANCHED POLYCARBONATES IN COSMETIC AND DERMATOLOGICAL FORMULATIONS
    Publication number: 20140057998
    Abstract: The present invention relates to compositions which comprise highly-branched polycarbonates, to the use of these highly-branched polycarbonates in cosmetics and dermatology and to substituted highly-branched polycarbonates.
    Type: Application
    Filed: October 29, 2013
    Publication date: February 27, 2014
    Applicant: BASF SE
    Inventors: Volker Wendel, Matthias Laubender, Jean-Francois Stumbe, Bernd Bruchmann
  • ELECTROCHEMICAL CELLS COMPRISING POLYIMIDES
    Publication number: 20140045070
    Abstract: Electrochemical cell comprising (A) at least one anode as component (A), (B) at least one cathode as component (B), (C) at least one non-aqueous electrolyte as component (C), (D) at least one separator positioned between anode (A) and cathode (B), as component (D), characterized in that separator (D) is manufactured from at least one polyimide selected from branched condensation products of (a) at least one polycarboxylic acid having at least 3 COOH groups per molecule or an anhydride or ester thereof, and (b) and at least one compound, selected from (b1) at least one polyamine having on average more than two amino groups per molecule and (b2) at least one polyisocyanate having on average more than two isocyanate groups per molecule.
    Type: Application
    Filed: May 15, 2012
    Publication date: February 13, 2014
    Applicant: BASF SE
    Inventors: Anna Mueller-Cristadoro, Helmut Moehwald, Bernd Bruchmann, Raimund Pietruschka, Ingrid Haupt
  • Coarse-cell polyurethane elastomers
    Patent number: 8642670
    Abstract: The present invention relates to an open-cell polyurethane foam comprising polyester and polyether structures and having a density of 70 to 300 g/L, 1 to 20 cells/cm, a rebound intensity greater than 30%, an elongation at break of greater than 200%, a tear propagation resistance of greater than 1.2 N/mm and a tensile strength of greater than 200 kPa. The present invention further relates to a process for producing inventive open-cell polyurethane sponges and to the use thereof as a pipe cleaning sponge.
    Type: Grant
    Filed: March 13, 2009
    Date of Patent: February 4, 2014
    Assignee: BASF SE
    Inventors: Nils Mohmeyer, Ralf Fritz, Annika Habicht, Daniela Tepe, Frank Prissok, Michael Harms, Bernd Bruchmann, Daniel Schoenfelder, Daniel Freidank, Andreas Emge, Andrea Eisenhardt
  • Hyperbranched polyesters and polycarbonates as demulsifiers for cracking crude oil emulsions
    Patent number: 8618180
    Abstract: The invention relates to the use of nondendrimeric, high-functionality hyperbranched polyesters and polycarbonates which are obtainable by reacting (i) at least one aliphatic, cycloaliphatic, araliphatic or aromatic dicarboxylic acid (A2) or derivatives thereof, or organic carbonates (A2?) with (ii) at least one x-hydric aliphatic, cycloaliphatic, araliphatic or aromatic alcohol (Cx) which has more than two OH groups, where x is a number greater than 2, preferably from 3 to 8, more preferably from 3 to 6, even more preferably from 3 to 4 and especially 3, and (iii) at least one fatty acid amide alkoxylate (D) of saturated or unsaturated C2-C30 fatty acid amides with an average of from 1 to 40 alkylene oxide units as demulsifiers for splitting crude oil emulsions.
    Type: Grant
    Filed: December 21, 2009
    Date of Patent: December 31, 2013
    Assignee: BASF SE
    Inventors: Bernd Bruchmann, Andreas Eichhorn, Marcus Guzmann
  • Heat-aging-resistant polyamides
    Patent number: 8563680
    Abstract: Thermoplastic molding compositions, comprising A) from 10 to 99.99% by weight of a polyamide B) from 0.01 to 20% by weight of a high-functionality polyetherol with an OH number of from 3 to 1350 mg KOH/g of polyetherol (to DIN 53240, part 2), C) from 0 to 70% by weight of further additives, where the total of the percentages by weight of components A) to C) is 100%.
    Type: Grant
    Filed: June 10, 2011
    Date of Patent: October 22, 2013
    Assignee: BASF SE
    Inventors: Manoranjan Prusty, Martin Baumert, Bernd Bruchmann, Anna Cristadoro
  • Polymer dispersion which comprises a highly branched polycarbonate having unsaturated fatty acid groups
    Patent number: 8530567
    Abstract: The present invention relates to a polymer dispersion which comprises a highly branched polycarbonate having unsaturated fatty acid groups. The invention further relates to highly branched polycarbonates having groups deriving from unsaturated fatty acids, to a process for preparing such highly branched polycarbonates, and to the use of these highly branched polycarbonates for improving the curing properties of coating compositions based on an aqueous acrylate dispersion.
    Type: Grant
    Filed: February 16, 2011
    Date of Patent: September 10, 2013
    Assignee: BASF SE
    Inventors: Sebastian Roller, Monika Haberecht, Bernd Bruchmann
  • Flowable polyamides with hyperbranched polyesters/polycarbonates
    Patent number: 8530568
    Abstract: Thermoplastic molding compositions, comprising A) from 10 to 99% by weight of at least one thermoplastic polyamide, B) from 0.01 to 50% by weight of B1) at least one highly branched or hyperbranched polycarbonate with an OH number of from 1 to 600 mg KOH/g of polycarbonate (to DIN 53240, Part 2), or B2) at least one highly branched or hyperbranched polyester of AxBy type, where x is at least 1.1 and y is at least 2.1, or a mixture of these, C) from 0 to 60% by weight of other additives, where the total of the percentages by weight of components A) to C) is 100%.
    Type: Grant
    Filed: March 1, 2012
    Date of Patent: September 10, 2013
    Assignee: BASF SE
    Inventors: Peter Eibeck, Bernd Bruchmann, Andreas Eipper, Jean-Francois Stumbe, Ralf Neuhaus, Michael Fischer, Jochen Engelmann, Philippe Desbois
  • HYPERBRANCHED POLYMERS FOR MODIFYING THE TOUGHNESS OF CURED EPOXY RESIN SYSTEMS
    Publication number: 20130203898
    Abstract: The invention relates to a curable composition comprising one or more epoxy compounds, one or more amino hardeners, and an addition of one or more dendritic polymers selected from the group of the dendritic polyester polymers, where the dendritic polyester polymers can be produced through an Ax+By synthesis route.
    Type: Application
    Filed: January 30, 2013
    Publication date: August 8, 2013
    Inventors: Anna MUELLER-CRISTADORO, Jean-Francois Stumbe, Guenter Scherr, Michael Henningsen, Bernd Bruchmann, Monika Haberecht, Miran Yu, Chunhong Yin, Achim Kaffee
  • Use of high-functionality highly branched polyetheramine polyols to coat surfaces
    Patent number: 8501280
    Abstract: The use of high-functionality highly branched polyetheramine polyols to coat substrates such as metal surfaces or components made of plastic permits improved adhesion of further coatings.
    Type: Grant
    Filed: October 8, 2008
    Date of Patent: August 6, 2013
    Assignee: BASF SE
    Inventors: Bernd Bruchmann, Daniel Schönfelder, Frank Dietsche, Eva Wagner, Reinhold Schwalm, Jürgen Kaczun
  • Flowable polyesters with hydrolysis resistance
    Patent number: 8501845
    Abstract: Thermoplastic molding compositions, comprising A) from 10 to 98.9% by weight of at least one thermoplastic polyester, B) from 0.01 to 50% by weight of B1) at least one highly branched or hyperbranched polycarbonate or B2) at least one highly branched or hyperbranched polyester of AxBy type, where x is at least 1.1 and y is at least 2.1 or a mixture of these C) from 0.1 to 10% by weight of at least one epoxidized naturally occurring oil or fatty acid ester, or a mixture of these, and D) from 0 to 60% by weight of other additives, where the total of the percentages by weight of components A) to D) is 100%.
    Type: Grant
    Filed: April 13, 2012
    Date of Patent: August 6, 2013
    Assignee: BASF SE
    Inventors: Dietrich Scherzer, Bernd Bruchmann, Andreas Eipper, Jean-Francois Stumbe, Carsten Weiss, Michaela Liese, Mark Völkel
  • Copolymers, their use as thickeners, and methods for their preparation
    Patent number: 8492497
    Abstract: The present invention relates to copolymers comprising as comonomers in copolymerized form (A) at least one ethylenically unsaturated mono- or dicarboxylic acid, (B) at least one ethylenically unsaturated compound which has at least one structural unit of the general formula (I) per molecule: where the variables are defined as follows: R1 is different or identical and selected from hydrogen, C1-C30-alkyl, C6-C30-aryl and C7-C30-aralkyl, A1 is different or identical and selected from C2-C10-alkylene, C6-C10-arylene and C7-C10-aralkylene, n is different or identical and selected from zero to 200, m is different or identical and selected from 1 to 6, (C) at least one further comonomer.
    Type: Grant
    Filed: July 12, 2010
    Date of Patent: July 23, 2013
    Assignee: BASF SE
    Inventors: Rabie Al-Hellani, Bernd Bruchmann, Daniel Schoenfelder, Anna Cristadoro, Reinhold J Leyrer, Cristofer Arisandy
  • POLYETHER AMINES USEFUL AS ACCELERANTS IN EPOXY SYSTEMS
    Publication number: 20130184379
    Abstract: The present invention relates to the speeded curing of a composition comprising an epoxy compound, an amino or anhydride hardener and a high-branched polyether amine accelerant. The high-branched polyether amine may have terminal hydroxyl groups (polyol) and/or amino groups (amino modified). The amino-modified high-branched polyether amines are obtainable by subsequently modifying the terminal hydroxyl groups of high-branched polyether amine polyols.
    Type: Application
    Filed: July 10, 2012
    Publication date: July 18, 2013
    Applicant: BASF SE
    Inventors: Jean-Francois STUMBE, Anna Müller-Cristadoro, Günter Scherr, Michael Henningsen, Bernd Bruchmann, Miran Yu, Chunhong Yin, Achim Kaffee
  • Thermoplastic polyamides having polyether amines
    Patent number: 8481652
    Abstract: Thermoplastic molding compositions comprising A) from 10 to 99% by weight of at least one thermoplastic polyamide, B) from 0.01 to 30% by weight of at least one highly branched or hyperbranched polyetheramine, C) from 0 to 70% by weight of further added materials, where the total of the percentages by weight of components A) to C) is 100%; the use of polyetheramines for improving the flowability and/or thermal stability of polyamides; and to the use of the molding compositions for the production of fibers, of foils, or of moldings of any type, and also to the resultant fibers, foils, or moldings.
    Type: Grant
    Filed: December 15, 2008
    Date of Patent: July 9, 2013
    Assignee: BASF SE
    Inventors: Sachin Jain, Philippe Desbois, Claus Gabriel, Martin Weber, Peter Eibeck, Bernd Bruchmann, Martin Klatt
  • High-functionality polyetherols and preparation and use thereof
    Patent number: 8466250
    Abstract: The present invention relates to a process for preparing high-functionality polyethers having a Hazen color number of less than 500, by converting tris(hydroxyethyl) isocyanurate (THEIC) and one or more difunctional alcohols and/or modifying reagents with the aid of acidic catalysts. The present invention further relates to high-functionality polyethers having a color number of less than 10, obtainable by such a process, and to the use of these high-functionality polyethers as adhesion promoters, thixotropic agents, rheology modifiers of polymers, in printing inks, paints and coatings, or as units for preparation of polyaddition or polycondensation polymers.
    Type: Grant
    Filed: October 14, 2011
    Date of Patent: June 18, 2013
    Assignee: BASF SE
    Inventors: Bernd Bruchmann, Anna Cristadoro, Oihana Elizalde, Angelika Maria Steinbrecher, Monika Haberecht
  • Multicomponent molding with polyester layers
    Patent number: 8445107
    Abstract: Process for production of multicomponent moldings, which comprises producing a molding of which at least one layer is composed of a thermoplastic molding composition composed of A) from 10 to 99.99% by weight of at least one thermoplastic polyester, B) from 0.01 to 50% by weight of B1) at least one highly branched or hyperbranched polycarbonate having an OH number of from 1 to 600 mg KOH/g of polycarbonate (to DIN 53240, Part 2), or B2) at least one highly branched or hyperbranched polyester of AxBy type, where x is at least 1.1 and y is at least 2.1, or a mixture of these, and C) from 0 to 60% by weight of other additives, where the total of the percentages by weight of components A) to C) is 100%.
    Type: Grant
    Filed: June 13, 2006
    Date of Patent: May 21, 2013
    Assignee: BASF SE
    Inventors: Andreas Eipper, Bernd Bruchmann, Carsten Weiss, Mark Voelkel, Bernhard Rosenau, Christophe Ginss, Kurt Hofli