Patents Represented by Attorney Nicanor A. Kohncke
  • Patent number: 8334312
    Abstract: Using synergistically effective mixtures comprising triadimefon and/or triadimenol and at least one further known fungicidally active compound, it is possible to protect industrial materials, in particular wood, against attack, damage and/or destruction by biological pests, in particular by wood-destroying fungi.
    Type: Grant
    Filed: February 1, 2006
    Date of Patent: December 18, 2012
    Assignee: LANXESS Deutschland GmbH
    Inventors: Rainer Bruns, Thomas Jaetsch, Martin Kugler, Peter Spetmann
  • Patent number: 8231721
    Abstract: The invention relates to stable antifungal liquid formulations for protecting material, containing 3-iodopropynyl butyl carbamate (IPBC) and n-octylisothiazolinone (n-OIT).
    Type: Grant
    Filed: July 28, 2009
    Date of Patent: July 31, 2012
    Assignee: LANXESS Deutschland GmbH
    Inventors: Hermann Uhr, Tanja Gerharz, Frank Sauer
  • Patent number: 8210060
    Abstract: The invention relates to a method and equipment for the testing of quality of polymer-bound rubber additives. According to the method, a polymer-bound rubber additive (3) is mixed with an EPDM masterbatch (2). The resultant test mixture (5) is forced through a test sieve (10), and the number of undispersed particles (14) removed by sieving is determined.
    Type: Grant
    Filed: October 12, 2009
    Date of Patent: July 3, 2012
    Assignee: Rhein Chemie Rheinau GmbH
    Inventors: Martin Schuchmann, Hermann Herbel
  • Patent number: 8211950
    Abstract: The present invention relates to novel amphoteric ion exchangers which possess not only phthalamide groups of the formula (I) but also —(CH2)mNR1R2 groups and/or if appropriate —(CH2)mNR1R2R3 groups, wherein m is an integer from 1 to 4 and R1, R2, R3 in each case independently of one another are hydrogen, —CH3, —CH2CH3, —CH2CH2CH3, benzyl, —OCH2CH3 or —CH2CH2OH and X is H or Na or K, to a process for production thereof and also use thereof.
    Type: Grant
    Filed: October 10, 2008
    Date of Patent: July 3, 2012
    Assignee: LANXESS Deutschland GmbH
    Inventors: Reinhold Klipper, Hans Karl Soest, Ulrich Litzinger, Michael Schelhaas, Georg Martin
  • Patent number: 8207224
    Abstract: Carboxylic anhydrides are highly suitable as additive for industrial materials, cosmetics, pharmaceutics and foodstuffs, in particular beverages, for protecting them against attack and/or destruction by microorganisms.
    Type: Grant
    Filed: July 18, 2007
    Date of Patent: June 26, 2012
    Assignee: LANXESS Deutchland GmbH
    Inventors: Johannes Kaulen, Erasmus Vogl, Edwin Ritzer, Manfred Hoffmann
  • Patent number: 8207284
    Abstract: Strongly acidic cation exchangers with high mechanical, osmotic and oxidation stability can be prepared by sulfonating bead polymers formed from one or more vinylaromatic monomer(s), one or more crosslinker(s) and from 0.2 to 20% by weight of one or more vinyl ethers and/or vinyl esters.
    Type: Grant
    Filed: October 7, 2011
    Date of Patent: June 26, 2012
    Assignee: LANXESS Deutschland GmbH
    Inventors: Pierre Vanhoorne, Hans-Jurgen Wedemeyer
  • Patent number: 8207368
    Abstract: By using phosphorus compounds, diesters of dicarbonic acid may be stabilized against thermal and chemical decomposition over a relatively long period. Mixtures of diesters of dicarbonic acid and phosphorus compounds are outstandingly suitable for preserving foods.
    Type: Grant
    Filed: April 11, 2007
    Date of Patent: June 26, 2012
    Assignee: LANXESS Deutschland GmbH
    Inventors: Steffen Kahlert, Johannes Kaulen, Erasmus Vogl
  • Patent number: 8188187
    Abstract: The present invention relates to a composition comprising thermoplastic materials and crosslinked microgels which are not crosslinked by high-energy radiation, processes for its preparation, its use for the production of thermoplastically processable shaped articles and shaped articles produced from the composition.
    Type: Grant
    Filed: September 23, 2004
    Date of Patent: May 29, 2012
    Assignees: LANXESS Deutschland GmbH, Rhein Chemie Rheinau GmbH
    Inventors: Ludger Heiliger, Thomas Früh, Volker Müller, Heiko Tebbe, Werner Obrecht, Robert Hans Schuster, Martin Müller
  • Patent number: 8177982
    Abstract: The present invention relates to a method of producing novel monodisperse chelate resins based on crosslinked polymer beads containing aminomethyl groups and/or aminomethyl nitrogen heterocyclic groups that have a high uptake capacity for heavy metals and rapid kinetics.
    Type: Grant
    Filed: July 15, 2008
    Date of Patent: May 15, 2012
    Assignee: LANXESS Deutschland GmbH
    Inventors: Reinhold Klipper, Michael Schelhaas, Stefan Neumann, Wolfgang Zarges
  • Patent number: 8173741
    Abstract: The present invention relates to rubber mixtures with functionalized diene rubbers and with microgels, to a production process, and to the use of the mixtures for the production of low-abrasion motor-vehicle tires which have wet-slip resistance and which have low rolling resistance.
    Type: Grant
    Filed: October 15, 2009
    Date of Patent: May 8, 2012
    Assignee: LANXESS Deutschland GmbH
    Inventors: Norbert Steinhauser, Werner Obrecht, David Hardy, Thomas Groβ
  • Patent number: 8153028
    Abstract: The present invention relates to novel anticorrosion additives for manufacturing processes, comprising at least one triazole and the reaction product of at least one alkylene glycol and at least one carboxylic anhydride, to a process for preparation thereof and to the use thereof for corrosion protection for aluminum and/or aluminum alloys.
    Type: Grant
    Filed: September 28, 2010
    Date of Patent: April 10, 2012
    Assignee: Rhein Chemie Rheinau GmbH
    Inventors: Sandra Leimenstoll, Anke Blaul, Reinhard Stier, Isabell Lange, David Larem
  • Patent number: 8143275
    Abstract: Use of compounds of the formula (I) in which R1, R2, R3 and R4 are as defined in the description for protecting engineered materials.
    Type: Grant
    Filed: December 31, 2010
    Date of Patent: March 27, 2012
    Assignee: LANXESS Deutschland GmbH
    Inventors: Rainer Bruns, Martin Kugler, Thomas Jaetsch, Hans-Ludwig Elbe, Dietmar Kuhnt, Olaf Gebauer, Heiko Rieck
  • Patent number: 8119728
    Abstract: A composition is described, encompassing a constituent selected from the group consisting of a modified resin acid (I), a fatty acid (II) and a mixture composed of a modified resin acid (I) and of a fatty acid (II), where the degree of neutralization of the constituent is from 104 to 165%. Its use for the production of microgels is also described.
    Type: Grant
    Filed: November 9, 2009
    Date of Patent: February 21, 2012
    Assignee: LANXESS Deutschland GmbH
    Inventor: Werner Obrecht
  • Patent number: 8119581
    Abstract: The invention relates to the use of microgels for modifying the temperature behavior of non-crosslinkable organic media, in particular in high temperature applications at least about 100° C., for example in engine oils, gear oils, etc.
    Type: Grant
    Filed: March 13, 2006
    Date of Patent: February 21, 2012
    Assignees: Rhein Chemie Rheinau GmbH, LANXESS Deutschland GmbH
    Inventors: Achim Fessenbecker, Patrick Galda, Torsten Ziser, Thomas Früh, Werner Obrecht
  • Patent number: 8114425
    Abstract: Process for the production of wood-based materials containing wood parts, comprising the steps a) bringing wood parts into contact with a1) alkaline binder and a2) thiacloprid and b) pressing a bed of wood parts, containing wood parts treated according to step a), under pressure at a temperature of the press contact surfaces of 126° C. to 240° C.
    Type: Grant
    Filed: April 15, 2009
    Date of Patent: February 14, 2012
    Assignee: LANXESS Deutschland GmbH
    Inventors: Steffen Donath, Thomas Jaetsch, Peter Spetmann, Tobias Zahlmann, Andreas Böttcher, Erasmus Vogl
  • Patent number: 8087462
    Abstract: There is disclosed a process for transporting fracture fluid additives underground to oil and gas wells by attaching a fracture fluid additive to an ion exchange resin and flowing the ion exchange resin underground and thereafter releasing the frac fluid additives from the ion exchange resins and also there is provided the use of an ion exchange resin as a proppant and a frac fluid lubricant.
    Type: Grant
    Filed: August 20, 2010
    Date of Patent: January 3, 2012
    Inventors: Anthony P. Tirio, Phil Fatula, Michael Schelhaas
  • Patent number: 8084547
    Abstract: The invention relates to processes for the production of microgel-containing rubber mixtures, to rubber mixtures obtainable by the processes, to processes for the production of vulcanizates, and also to vulcanizates after the vulcanization process, in particular in the form of tires, parts of tires, or industrial rubber items.
    Type: Grant
    Filed: April 17, 2008
    Date of Patent: December 27, 2011
    Assignee: LANXESS Deutschland GmbH
    Inventor: Werner Obrecht
  • Patent number: 8071673
    Abstract: This invention relates to thermoplastic moulding compositions with improved flowability based on a thermoplastic polycarbonate and on a copolymer of at least one olefin with at least one methacrylic ester or acrylic ester of an aliphatic alcohol, where the MFI of the copolymer is no less than 100 g/10 min, to a process for preparation of these moulding compositions, and also to the use of these moulding compositions for production of mouldings for the electrical industry, electronics industry, telecommunications industry, motor vehicle industry, or computer industry, in sports, in medicine, in households, or in the entertainment industry.
    Type: Grant
    Filed: March 27, 2006
    Date of Patent: December 6, 2011
    Assignee: LANXESS Deutschland GmbH
    Inventors: Peter Persigehl, Jens Peter Joschek, Jochen Endtner, Detlev Joachimi, Matthias Bienmuller, Kurt Jeschke
  • Patent number: 8048903
    Abstract: The compounds of the formula (I) in which R1 represents hydrogen or in each case optionally substituted alkyl, alkenyl, alkynyl or phenyl are highly suitable as microbicides for protecting plants and materials.
    Type: Grant
    Filed: July 19, 2005
    Date of Patent: November 1, 2011
    Assignee: LANXESS Deutschland GmbH
    Inventors: Hermann Uhr, Rainer Bruns, Erasmus Vogl, Martin Kugler, Oliver Kretschik, Bernhard Neumann
  • Patent number: 8002883
    Abstract: Use of compositions comprising a) at least one azole and b) at least one amidoalkylamine of the formula (I), a salt and/or acid addition compound thereof, in which R1 represents optionally substituted C1-C40-alkyl or C2-C40-alkenyl, R2, R3 and R4 independently of one another represent hydrogen or C1-C8-alkyl and n represents an integer from 1 to 6 for protecting industrial materials against attack and/or destruction by microorganisms.
    Type: Grant
    Filed: June 3, 2010
    Date of Patent: August 23, 2011
    Assignee: LANXESS Deutschland GmbH
    Inventors: Bernd Koop, Martin Kugler, Andreas Böttcher, Johannes Kaulen