Patents Represented by Attorney Nicanor A. Kohncke
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Patent number: 7947360Abstract: This invention relates to thermoplastic molding compositions with improved flowabilty based on a thermoplastic polyamide and on a copolymer composed of at least one olefin with at least one methacrylic ester or acrylic ester of an aliphatic alcohol, the MFI of the copolymer being not less than 50 g/10 min, and to a process for preparation of these molding compositions, and also to the use of the these molding compositions, for production of moldings for the electrical, electronics, telecommunications, motor vehicle, or computer industry, in sports, in medicine, in the household or in the entertainment industry.Type: GrantFiled: November 30, 2005Date of Patent: May 24, 2011Assignee: LANXESS Deutschland GmbHInventors: Detlev Joachimi, Peter Persigehl, Kurt Jeschke, Marcus Schäfer, Ralph Ulrich, Robert Hubertus Van Mullekom, Jochen Endtner, Jens Peter Joschek, Matthias Bienmüller
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Patent number: 7947782Abstract: The present invention concerns a vulcanizable composition, vulcanized products produced from it, and their use in particular in the production of golf balls or roll coverings.Type: GrantFiled: May 15, 2006Date of Patent: May 24, 2011Assignees: Rhein Chemie Rheinau GmbH, LANXESS Deutschland GmbH, LANXESS Inc.Inventors: Judy E. Hannay, Thomas Früh, Werner Obrecht
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Patent number: 7943644Abstract: Specific azole compounds are outstandingly suitable for stabilizing iodine-containing biocides in industrial materials, more particularly in paints based on alkyd resin.Type: GrantFiled: February 21, 2007Date of Patent: May 17, 2011Assignee: LANXESS Deutschland GmbHInventors: Hermann Uhr, Johannes Kaulen, Thomas Jaetsch, Peter Spetmann
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Patent number: 7942953Abstract: The present invention relates to a filtration unit containing pellets or granules of fine-particle iron oxides and/or iron oxyhydroxides with a large specific surface area, processes for their production and processes for their use in the filtration units.Type: GrantFiled: July 10, 2008Date of Patent: May 17, 2011Assignee: LANXESS Deutschland GmbHInventors: Andreas Schlegel, Peter Bailly, Jürgen Kischkewitz, Klaus Rohbock
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Patent number: 7939594Abstract: The invention provides a composition that contains at least one specific non-crosslinkable organic medium at least one microgel and at least one thickening agent, a process for the preparation thereof and uses of the compositions.Type: GrantFiled: March 13, 2006Date of Patent: May 10, 2011Assignees: Rhein Chemie Rheinau GmbH, LANXESS Deutschland GmbHInventors: Werner Obrecht, Torsten Ziser, Thomas Früh, Patrick Galda, Achim Fessenbecker
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Patent number: 7931745Abstract: The present invention relates to a black pigment/auxiliary combination having an improved relative color strength of greater than or equal to 110%, the preparation thereof and the use thereof.Type: GrantFiled: January 22, 2007Date of Patent: April 26, 2011Assignee: LANXESS Deutschland GmbHInventors: Holger Friedrich, Jurgen Kischkewitz, Gerald Buchner
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Patent number: 7932346Abstract: A novel process is used to prepare synthetic rubbers (B) which feature very narrow molecular weight distribution and a correspondingly low value for the polydispersity index. The preparation process encompasses the treatment of a synthetic rubber with ultrasound, where the resultant synthetic rubber (B) has a lower weight-average molecular weight (Mw) than the synthetic rubber (A) used. The resultant synthetic rubbers (B) have excellent suitability for processing via extruder processes or injection-molding processes.Type: GrantFiled: June 7, 2010Date of Patent: April 26, 2011Assignee: LANXESS Deutschland GmbHInventors: Lothar Reif, Stephen Pask
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Patent number: 7923518Abstract: The present application provides novel nitrile rubbers comprising repeating units of at least one ?,?-unsaturated nitrile, at least one conjugated diene and optionally one or more further copolymerizable monomers which nitrile rubbers are distinguished by a specific calcium content as well as a specific chlorine content and dispose of specific thio end groups. Additionally, an improved polymerization and work-up process is provided to produce the aforementioned nitrile rubbers.Type: GrantFiled: February 14, 2008Date of Patent: April 12, 2011Assignee: LANXESS Deutschland GmbHInventor: Werner Obrecht
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Patent number: 7888371Abstract: 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: GrantFiled: May 16, 2002Date of Patent: February 15, 2011Assignee: LANXESS Deutschland GmbHInventors: Rainer Bruns, Martin Kugler, Thomas Jaetsch, Hans-Ludwig Elbe, Dietmar Kuhnt, Olaf Gebauer, Heiko Rieck
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Patent number: 7884118Abstract: The compounds of the formula (I) in which R1 represents cycloalkyl, and its stereoisomers and any mixtures thereof are highly suitable as microbicides for protecting plants and materials.Type: GrantFiled: June 27, 2006Date of Patent: February 8, 2011Assignee: LANXESS Deutschland GmbHInventors: Rainer Bruns, Martin Kugler, Erasmus Vogl, Hermann Uhr, Oliver Kretschik
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Patent number: 7842732Abstract: The invention relates to a composition which comprises a specific non-crosslinkable medium and at least one microgel, processes for its preparation, uses of the compositions, and microgel-containing polymers, rubbers, lubricants, coatings etc. prepared therefrom.Type: GrantFiled: September 23, 2004Date of Patent: November 30, 2010Assignee: Rhein Chemie Rheinau GmbHInventors: Torsten Ziser, Thomas Früh, Patrick Galda, Werner Obrecht
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Patent number: 7837785Abstract: The present invention relates to pigment granules and to a process for the preparation thereof and their use.Type: GrantFiled: April 23, 2007Date of Patent: November 23, 2010Assignee: LANXESS Deutschland GmbHInventors: Holger Friedrich, Kai Bütje, Udo Holtmann
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Patent number: 7811360Abstract: The present invention relates to a unit suitable for the through-flow of a fluid medium at least partially filled with an adsorbent/catalyst in pellet form consisting essentially of iron oxide and/or iron oxyhydroxides, solidified with oxides and/or (oxy)hydroxides of the elements Al, Mg and Ti, the pellets or granules based on iron oxides and/or iron oxyhydroxides and iron(III) hydroxide for the absorbent/catalyst, and processes for their production and their use.Type: GrantFiled: July 10, 2008Date of Patent: October 12, 2010Assignee: LANXESS Deutschland GmbHInventors: Andreas Schlegel, Jürgen Kischkewitz
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Patent number: 7799125Abstract: The present invention relates to improved yellow iron oxide pigments and to their use.Type: GrantFiled: August 20, 2008Date of Patent: September 21, 2010Assignee: LANXESS Deutschland GmbHInventors: Carsten Rosenhahn, Robert Madersdorfer, Ingo Schnellrath, Sergio dal alba Guazzelli
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Patent number: 7767001Abstract: The present invention relates to pellets or granules based on iron oxides and/or iron oxyhydroxides and iron(III) hydroxide, a unit suitable for the through-flow of a fluid medium at least partially filled with an adsorbent/catalyst in pellet form consisting essentially of iron oxide and/or iron oxyhydroxide embedded in an iron hydroxide matrix, processes for their production comprising filtering, drying and shaping steps and their processes of their use.Type: GrantFiled: July 7, 2008Date of Patent: August 3, 2010Assignee: LANXESS Deutschland GmbHInventors: Andreas Schlegel, Peter Bailly, Jürgen Kischkewitz, Klaus Rohbock
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Patent number: 7754084Abstract: The present invention relates to heat-stable anion exchangers based on at least one aromatic monomer and at least one crosslinker having structural elements of the general formula (I) where Ak, Ak?, Ak? are in each case independently of one another identically or differently a C1-C18-alkyl radical, n is an even number between 5 and 18, x+y=2, where x is equal to 0 or 1, and X is Cl, Br, OH, HCO3, HSO4, ½ (SO4), ½ CO3, NO3, F, H2PO4, ½ HPO4, ? PO4 with the result that these anion exchangers, preferably in the OH form, withstand a working temperature of at least 60° C., preferably of at least 80° C., over a relatively long time, a process for production thereof and also use thereof.Type: GrantFiled: September 4, 2007Date of Patent: July 13, 2010Assignee: LANXESS Deutschland GmbHInventors: Pierre Vanhoorne, Wolfgang Podszun, Reinhold Klipper, Michael Schelhaas
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Patent number: 7708892Abstract: The present invention relates to the use of inorganic salts for increasing the adsorption of oxoanions and/or thioanalogues thereof to metal-doped ion exchangers, preferably to iron oxide/iron oxyhydroxide-containing ion exchangers, preferably from water or aqueous solutions, and also the conditioning of these metal-doped ion exchangers having increased adsorption behaviour toward oxoanions and/or thioanalogues thereof by using inorganic salts with the exception of amphoteric ion exchangers which have both acidic and basic groups as functional groups.Type: GrantFiled: June 6, 2007Date of Patent: May 4, 2010Assignee: LANXESS Deutschland GmbHInventors: Reinhold Klipper, Michael Schelhaas, Stefan Neumann, Jens Stoll
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Patent number: 7691444Abstract: The present invention relates to a method of using triadimefon and/or triadimenol as a preservative for the protection of glued wood-based products against attack and destruction of microorganisms, especially where the triadimefon and/or triadimenol is applied during the manufacturing process of the glued wood-based products. The invention further relates to a preservative composition for the protection of glued wood-based products including triadimefon and/or triadimenol and articles having such compositions as a part the article.Type: GrantFiled: December 17, 2003Date of Patent: April 6, 2010Assignee: LANXESS Deutschland GmbHInventors: Peter James Hayward, George William Mason, Thomas Jaetsch
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Patent number: 7681814Abstract: The present invention relates to a jet mill for grinding and classifying material having an integrated dynamic classifier section connected to a conveying section to and from which a fine material and a material to be further ground are conveyed. The integrated dynamic classifier section of the present invention allows for the separation of a fine material from a material to be further ground. Furthermore, the present invention also includes a method of using such a jet mill having an integrated dynamic classifier section for grinding and classifying of material.Type: GrantFiled: July 28, 2006Date of Patent: March 23, 2010Assignee: LANXESS Deutschland GmbHInventors: Claus Krebs, Carsten Rosenhahn
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Patent number: 7678865Abstract: The present invention relates to mixtures of substances based on organopolysiloxane polyethers and at least one further substance or component, preferably a polymer obtained from aqueous suspension, particularly preferably crosslinked functionalized polystyrene polymer beads, and also to the use of such mixtures of substances based on organopolysiloxane polyether together with crosslinked functionalized polystyrene polymer beads as free-flowing ion exchangers or free-flowing adsorbers, particularly preferably free-flowing monodisperse or heterodisperse anion exchangers or cation exchangers, but also free-flowing mixtures of anion and cation exchangers.Type: GrantFiled: February 17, 2004Date of Patent: March 16, 2010Assignee: Lanxess Deutschland GmbHInventors: Reinhold Klipper, Wolfgang Podszun, Hanfried Treffurth, Udo Herrmann, Hans-Karl Soest, Ulrich Litzinger