Abstract: The invention relates to a process for the continuous preparation of polyether alcohols by reaction of alkylene oxides with H-functional starter substances in the presence of DMC catalysts, which comprises, at the beginning of the process a) firstly placing initial charge material and DMC catalyst in a reactor, b) metering in alkylene oxide so that the metering rate which is maintained for continuous operation of the reactor is reached in a time of from 100 to 3000 seconds, c) metering in starter substance during or after step b) so that the metering rate which is maintained for continuous operation of the reactor is reached in a time of from 5 to 500 seconds, d) after the fill level in the reactor which is desired for continuous operation of the reactor has been reached, taking product off continuously from the reactor while at the same time metering in starter substance and alkylene oxides in such an amount that the fill level in the reactor remains constant and metering in DMC catalyst so that the catalys
Type:
Grant
Filed:
November 6, 2004
Date of Patent:
June 28, 2011
Assignee:
BASF Aktiengesellschaft
Inventors:
Thomas Ostrowski, Raimund Ruppel, Eva Baum, Kathrin Harre
Abstract: The invention relates in a first embodiment to a method for the manufacture of esters of the formula I, or especially of amides of the formula II, wherein the symbols have the meanings given in the specification, as well as other intermediates and compounds useful in the synthesis of tryptamines and other substances mentioned in the title. The synthesis methods and intermediates are useful in the synthesis of pharmaceuticals.
Type:
Grant
Filed:
December 7, 2009
Date of Patent:
June 28, 2011
Assignee:
BASF SE
Inventors:
Ulrich Berens, Oliver Dosenbach, Daniel Sprenger
Abstract: A method of electrochemically preparing a crystalline, porous, metal-organic framework material comprising at least one at least bidentate organic compound coordinately bound to at least one metal ion, in a reaction medium comprising the at least one bidentate organic compound, wherein at least one metal ion is provided in the reaction medium by the oxidation of one anode comprising the corresponding metal.
Type:
Grant
Filed:
November 22, 2004
Date of Patent:
June 28, 2011
Assignee:
BASF Aktiengesellschaft
Inventors:
Ulrich Mueller, Hermann Puetter, Michael Hesse, Markus Schubert, Helge Wessel, Juergen Huff, Marcus Guzmann
Abstract: The present invention relates to multiple promoters and to expression units comprising them; to the use thereof for regulating transcription and expression of genes; to expression cassettes which comprise multiple promoters or expression units of this kind; to vectors which comprise such expression cassettes; to genetically modified microorganisms which comprise vectors and/or expression units of this kind; and to processes for preparing biosynthetic products by culturing said genetically modified microorganisms.
Type:
Grant
Filed:
March 14, 2008
Date of Patent:
June 28, 2011
Assignee:
BASF Aktiengesellschaft
Inventors:
Stefan Haefner, Hartwig Schroder, Oskar Zelder, Corinna Klopprogge, Andrea Herold
Abstract: The present invention relates to polymers comprising repeating unit(s) of the formula (I), and their use in electronic devices. The polymers according to the invention have excellent solubility in organic solvents and excellent film-forming properties. In addition, high charge carrier mobilities and high temperature stability of the emission color are observed, if the polymers according to the invention are used in polymer light emitting diodes (PLEDs).
Type:
Grant
Filed:
July 18, 2007
Date of Patent:
June 28, 2011
Assignee:
BASF SE
Inventors:
Thomas Schäfer, Klaus Müllen, Mathieu G. R. Turbiez, Martin Baumgarten
Abstract: Process for producing polymers by spray polymerization wherein the monomer solution is dispersed in a hydrophobic liquid, the use of the polymers for thickening liquids and also an apparatus for producing polymers by spray polymerization.
Type:
Grant
Filed:
August 9, 2005
Date of Patent:
June 28, 2011
Assignee:
BASF Aktiengesellschaft
Inventors:
Dennis Lösch, Christian Hubert Weidl, Volker Seidl
Abstract: The invention relates to a method for the enantioselective N-acylation of aminoalkylphenols, and to a method for producing enantiomer-pure compounds of formulae (I-S) and/or (I-R).
Abstract: The present invention is directed to a novel metal-promoted zeolite catalyst, a method of producing the catalyst and a method of using the catalyst for the selective catalytic reduction of NOx with improved hydrothermal durability. The novel metal-promoted zeolite is formed from a low sodium zeolite and is hydrothermally treated after metal ion-exchange.
Type:
Grant
Filed:
January 13, 2010
Date of Patent:
June 28, 2011
Assignee:
BASF Corporation
Inventors:
Ivor Bull, Ahmad Moini, Gerald Stephen Koermer, Joseph Allan Patchett, William Michael Jaglowski, Stanley Roth
Abstract: [Problem] To provide a paint composition which forms paint films which are excellent in terms of car-wash scratching resistance, acid resistance and weather resistance, a method of finish painting and painted objects. [Means of Resolution] A paint composition which has as essential components hydroxyl group containing resin (A) which has a hydroxyl group value of from 80 to 220 mgKOH/g, a glass transition temperature of ?50° C. or above but below 0° C. and which contains from 25 to 55 mass % of units of 4-hydroxybutyl (meth)acrylate origin, hydroxyl group containing resin (B) which has a hydroxyl group value of from 80 to 220 mgKOH/g and a glass transition temperature of from 0 to 50° C.
Type:
Application
Filed:
August 22, 2008
Publication date:
June 23, 2011
Applicants:
BASF COATINGS JAPAN LTD., BASF COATINGS AG
Inventors:
Hitoshi Taniguchi, Hiroyuki Takagi, Eishi Tsukamoto, Andreas Poppe, Björn Feldmann, Julia Melzer, Sabine Holtschulte, Karl-Heinz Joost
Abstract: The present invention relates to a process for the preparation of compounds of general Formula (I) La?bM1bFe1?cM2cPd?eM3eOx (I), wherein Fe has the oxidation state +2 and M1, M2, M3, a, b, c, d, e and x are: M1: Na, K, Rb and/or Cs, M2: Mn, Mg, Al Ca, Ti Co, Ni, Cr, V, M3: Si, S, F a: 0.8-1.9, b: 0-0.3, c: 0-0.9, 15 d: 0.8-1.9, e: 0-0.5, x: 1.
Type:
Application
Filed:
August 25, 2009
Publication date:
June 23, 2011
Applicant:
BASF SE
Inventors:
Kirill Bramnik, Hartmut Hibst, Jordan Keith Lampert
Abstract: The invention relates to a process for producing electrodes for solar cells, the electrode being configured as an electrically conductive layer on a substrate (1) for solar cells, in which, in a first step, a dispersion comprising electrically conductive particles is transferred from a carrier (7) to the substrate (1) by irradiating the dispersion with a laser (9) and, in a second step, the dispersion transferred to the substrate (1) is dried and/or hardened to form the electrically conductive layer.
Abstract: The present invention relates to the use of at least one porous metal-organic framework material (MOF) comprising at least one first and, if appropriate, one second organic compound, where at least the first organic compound binds coordinatively to at least one metal ion in an at least partly bidentate manner, where the at least one metal ion is Mg(II) and where the first organic compound is derived from formic acid and the second organic compound from acetic acid, for reducing the methane level in the total gas produced, and to the use for increasing the total gas formation during feed digestion in ruminants as well as a method for reducing the methane level in the total gas produced and a method for increasing the total gas formation during feed digestion in ruminants.
Type:
Application
Filed:
January 18, 2010
Publication date:
June 23, 2011
Applicant:
BASF SE
Inventors:
Arnulf Tröscher, Michael Koch, Natalia Trukhan, Ulrich Müller
Abstract: The present invention relates to catalyst systems containing solid catalyst components comprising titanium, magnesium, halogen and a 1,8-naphthyl diaryloate internal electron donor compound; organoaluminum compounds and alkyl benzoate derivatives as external electron donors. The present invention also relates to methods of making the catalyst systems, and methods of polymerizing or copolymerizing alpha-olefins using the catalyst systems.
Abstract: The present invention relates to a process for preparing at least one monocyclic ketone having from 4 to 20 carbon atoms by reacting a mixture G1 comprising at least one monocyclic olefin having from 4 to 20 carbon atoms with a mixture G2 comprising at least dinitrogen monoxide, wherein said reaction is performed adiabatically.
Type:
Application
Filed:
August 26, 2009
Publication date:
June 23, 2011
Applicant:
BASF SE
Inventors:
Joaquim Henrique Teles, Wilhelm Ruppel, Ulrike Wegerle, Anton Meier, Thomas Genger, Michael Schelper, Peter Resch
Abstract: The present invention relates to the use of oxidic nanoparticles having an average particle size of 2 to 2000 nm in combination with at least one polycationic polymer as corrosion protection for metallic surfaces and also to a method of protecting metallic surfaces from corrosion, comprising the steps of: i) providing a formulation comprising oxidic nanoparticles (a) and at least one polycationic polymer (b) and an application medium, ii) applying the formulation to the metallic surface that is to be protected, and iii) optionally drying and/or heat-treating the surface.
Type:
Application
Filed:
December 2, 2010
Publication date:
June 23, 2011
Applicant:
BASF SE
Inventors:
Stephan Hüffer, Helmut Witteler, Fabio Nicolini, Albert Budiman Sugiharto
Abstract: The invention relates to a process of preparing polymer particles which comprise an effective amount of at least one colourant, a polymer matrix and secondary particles distributed within the polymer matrix. The process comprises the following steps: A) Preparation of an emulsion of a polymer formed from a monomer blend in an aqueous phase and Formation of the secondary particles in the aqueous phase; B) Addition to the aqueous phase of an effective colouring amount of at least one colourant; C) Dispersing or dissolving the colourant in the aqueous phase; and D) Subjecting the emulsion to dehydration in a spray-drying unit.
Type:
Application
Filed:
April 29, 2009
Publication date:
June 23, 2011
Applicant:
BASF SE
Inventors:
Kishor Kumar Mistry, Mark Christopher Baxter
Abstract: A method of drying a polymer dispersion, wherein a C2-C6-mono- and/or dialdehyde condensate with sulfonated phenols, naphthalenes or sulfonated polynuclear aromatics, alone or mixtures thereof, is contacted with an aqueous polymer dispersion.
Type:
Application
Filed:
August 10, 2009
Publication date:
June 23, 2011
Applicant:
BASF SE
Inventors:
Sebastien Garnier, Corinna Naundorf, Ulf Dietrich
Abstract: The present invention relates to coating compositions which comprise dispersions of polymers obtained by a two-stage procedure, to processes for preparing them, and to their use.
Abstract: The present invention relates to a process for the preparation of nanoparticulate zinc oxide in the form of aqueous suspensions or in the form of pulverulent solid. Furthermore, the invention relates to the use of zinc oxide particles and suspensions prepared in this way in cosmetic sunscreen preparations, as stabilizer in plastics, in paints, in coatings and as antimicrobial active ingredient.
Type:
Application
Filed:
July 30, 2009
Publication date:
June 23, 2011
Applicant:
BASF SE
Inventors:
Bernd Bechtloff, Lars Vicum, Hartwig Voss, Robert Wengeler, Andrey Karpov, Jing Dreher, Valerie Andre
Abstract: This invention relates generally to a plant cell with increased yield, preferably under condition of transient and repetitive abiotic stress as compared to a corresponding non-transformed wild type plant cell by increasing or generating one or more activities of Yield-Related Proteins (YRP) and/or Yield and Stress-Related Proteins (YSRP) in plants.
Type:
Application
Filed:
August 19, 2009
Publication date:
June 23, 2011
Applicant:
BASF Plant Science GmbH
Inventors:
Oliver Bläsing, Oliver Thimm, Piotr Puzio