Patents by Inventor Gerd Haderlein
Gerd Haderlein 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).
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Publication number: 20110177945Abstract: The present invention relates to a composition comprising a pesticide and an alkoxylate. Moreover, the invention relates to the alkoxylate, to a process for its preparation and to its use as adjuvant in pesticide-comprising spray mixtures. The invention furthermore relates to a method of controlling phytopathogenic fungi and/or undesired vegetation and/or undesired insect or mite attack and/or for regulating the growth of plants, wherein the composition is allowed to act on the respective pests, their environment or the plants to be protected from the respective pest, on the soil and/or on undesirable plants and/or the crop plants and/or their environment. Furthermore, the invention relates to seed comprising the composition.Type: ApplicationFiled: January 14, 2011Publication date: July 21, 2011Applicant: BASF SEInventors: Paul Klingelhoefer, Arend Jouke Kingma, Sophie Vogel, Kevin Huyghe, Gerd Haderlein, Gerhard Schnabel, Marc Nolte, Richard Roger Evans
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Publication number: 20110166377Abstract: A process is described for separating mixtures of isomeric pentenenitriles, in which at least one isomer is removed from the mixture, wherein the separation of the substance mixtures of isomeric pentenenitriles is effected distillatively under reduced pressure.Type: ApplicationFiled: March 14, 2011Publication date: July 7, 2011Applicant: BASF SEInventors: Tim Jungkamp, Robert Baumann, Michael Bartsch, Gerd Haderlein, Hermann Luyken, Jens Scheidel
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Publication number: 20110144390Abstract: A process for preparing O-alkylated amino alcohols by reacting N-unsubstituted or N-monosubstituted amino alkoxide salts with alkyl halides, the amino alkoxide salts being formed by means of alkali metal or alkaline earth metal hydroxides.Type: ApplicationFiled: December 11, 2006Publication date: June 16, 2011Applicant: BASF SEInventors: Wolfgang Siegel, Gerd Haderlein, Tobias Stab
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Patent number: 7935229Abstract: A process for extractively removing homogeneously dissolved catalysts from a reaction effluent of a hydrocyanation of unsaturated mononitriles to dinitriles with a hydrocarbon H, including performing the steps of a) concentrating the reaction effluent before step b) by distillation at pressures of from 0.1 to 5000 mbar and temperatures of from 10 to 150° C., b) adding a hydrocarbon H to the concentrated reaction effluent to obtain a stream I, and c) feeding stream I, without prior separation of the liquid phases, into an extraction apparatus and extracting it at a temperature T with the hydrocarbon H to obtain a stream II comprising the hydrocarbon H enriched with the catalyst and a stream III having a low catalyst content.Type: GrantFiled: October 12, 2005Date of Patent: May 3, 2011Assignee: BASF SEInventors: Petra Deckert, Peter Bassler, Michael Bartsch, Gerd Haderlein, Hermann Luyken, Jens Scheidel, Peter Pfab, Tobias Aechtner, Wolfgang Siegel
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Patent number: 7816551Abstract: An adiponitrile/methylglutaronitrile preparation process includes distilling a reaction stream to obtain stream 3 depleted in pentenenitriles (bottom product) and stream 4 enriched in pentenenitriles (top product); extracting stream 3 obtaining stream 6 enriched with extractant (top product) and stream 7 depleted in extractant (bottom product); distilling stream 6 obtaining stream 8 comprising the catalyst (bottom product) and stream 9 comprising the extractant (top product); distilling stream 7 obtaining stream 10 (bottom product) and stream 11 comprising the extractant (top product); distilling stream 10 obtaining stream 12 comprising catalyst degradation products, at least one promotor, adiponitrile and methylglutaronitrile (bottom product) and stream 13 comprising pentenenitriles (top product); distilling stream 12 obtaining stream 14 comprising catalyst degradation products and the promotor(s) (bottom product) and stream 15 comprising adiponitrile and methylglutaronitrile (top product); distilling streamType: GrantFiled: January 27, 2005Date of Patent: October 19, 2010Assignee: BASF AktiengesellschaftInventors: Tim Jungkamp, Robert Baumann, Michael Bartsch, Gerd Haderlein, Hermann Luyken, Jens Scheidel
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Patent number: 7781608Abstract: A process is described for preparing 3-pentenenitrile by hydrocyanating 1,3-butadiene, wherein 1,3-butadiene is reacted with hydrogen cyanide in the presence of at least one catalyst and the stream resulting therefrom is purified distillatively, the bottom temperature during the distillation not exceeding 140° C.Type: GrantFiled: January 27, 2005Date of Patent: August 24, 2010Assignee: BASF AktiengesellschaftInventors: Jens Scheidel, Tim Jungkamp, Michael Bartsch, Gerd Haderlein, Robert Baumann, Hermann Luyken
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Patent number: 7777068Abstract: A system comprising a) Ni(0) b) from 4 to 10 mol per mol of Ni(0) in a) of a compound (I) of the formula P(X1R1)(X2R2)(X3R3)??(I) where X1, X2, X3 are each, independently of one another, oxygen or a single bond, R1, R2, R3 are, independently of one another, identical or different organic radicals and c) from 1 to 4 mol per mol of Ni(0) in a) of a compound (II) of the formula where X11, X12, X13 X21, X22, X23 are each, independently of one another, oxygen or a single bond, R11, R12 are identical or different, individual or bridged organic radicals, R21, R22 are identical or different, individual or bridged organic radicals and Y is a bridging group is suitable as catalyst for preparing mixtures of monoolefinic C5 mononitriles having nonconjugated C?C and C?N bonds by hydrocyanation of a 1,3-butadiene-containing hydrocarbon mixture and for preparing a dinitrile by hydrocyanation of a mixture of monoolefinic C5 mononitriles having nonconjugated C?C and C?N bonds.Type: GrantFiled: September 25, 2007Date of Patent: August 17, 2010Assignee: BASF SEInventors: Michael Bartsch, Robert Baumann, Dagmar Pascale Kunsmann-Keitel, Gerd Haderlein, Tim Jungkamp, Marco Altmayer, Wolfgang Siegel
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Patent number: 7737310Abstract: A process for preparing biphenols of the general formula I by reaction of monophenols of the general formula II where the radicals R1, R2 and R3 are each, independently of one another, hydrogen, alkyl, aryl or arylalkyl having from 1 to 10 carbon atoms, in the presence of an oxidant in a reactor, wherein a) the reactor comprises no stationary internals which act as baffles, b) a total of not more than 0.6 mol of oxidant is used per one mol of monophenol, and c) the oxidant is introduced either continuously or discontinuously in a plurality of portions over a period of from 10 minutes to 24 hours, with the amount of oxidant introduced per unit time not being constant over the total period of time but instead being varied.Type: GrantFiled: April 5, 2006Date of Patent: June 15, 2010Assignee: BASF SEInventors: Michael Bartsch, Gerd Haderlein, Tobias Aechtner, Jens Scheidel, Christian Dienes, Alexander Tempel, Thorsten Hofrichter, Werner Weinle
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Patent number: 7709675Abstract: A process is described for continuously hydrocyanating 1,3-butadiene in the presence of at least one nickel(0) catalyst with chelate ligands, wherein 1,3-butadiene and hydrogen cyanide are used in a molar ratio of from 1.6:1 to 1.1:1.Type: GrantFiled: January 27, 2005Date of Patent: May 4, 2010Assignee: BASF SEInventors: Michael Bartsch, Robert Baumann, Gerd Haderlein, Jens Scheidel, Tim Jungkamp, Hermann Luyken
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Patent number: 7705171Abstract: A process for preparing nickel(0)-phosphorus ligand complexes comprising at least one nickel(0) central atom and at least one phosphorus ligand by reacting a nickel(II) compound with a reducing agent in the presence of the ligand to give a reaction mixture, wherein a) the molar reducing agent:nickel(II) compound ratio in the reaction is from 1:1 to 1000:1, calculated as the molar ratio of the redox equivalents, b) the molar phosphorus ligand:nickel(II) compound ratio in the reaction is not more than 30:1, calculated as the molar P atoms:Ni atoms ratio, c) the nickel(0) content in the resulting reaction mixture is not more than 1.3% by weight and d) the resulting reaction mixture is extracted by adding at least one dinitrile and at least one hydrocarbon to form at least two immiscible phases.Type: GrantFiled: February 13, 2007Date of Patent: April 27, 2010Assignee: BASF AktiengesellschaftInventors: Gerd Haderlein, Tobias Aechtner, Andreas Leitner, Peter Pfab, Hermann Luyken, Jens Scheidel
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Patent number: 7700795Abstract: A process is described for preparing a nickel(0)-phosphorus ligand complex containing at least one nickel(0)central atom and at least one phosphorus ligand, which comprises reducing a nickel(II) halide dried by azeotropic distillation in the presence of at least one phosphorus ligand.Type: GrantFiled: October 28, 2004Date of Patent: April 20, 2010Assignee: BASF AktiengesellschaftInventors: Gerd Haderlein, Robert Baumann, Michael Bartsch, Tim Jungkamp, Hermann Luyken, Jens Scheidel, Heinz Schafer, Wolfgang Siegel
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Patent number: 7671229Abstract: A process is described for hydrocyanating 1,3-butadiene over at least one nickel(0) complex having phosphorus ligands as a catalyst, wherein the 1,3-butadiene is used in a mixture with n-butane and the mixture contains from 60 to 90% by volume of 1,3-butadiene and from 40 to 10% by volume of n-butane.Type: GrantFiled: January 27, 2005Date of Patent: March 2, 2010Assignee: BASF SEInventors: Michael Bartsch, Robert Baumann, Gerd Haderlein, Götz-Peter Schindler, Tim Jungkamp, Hermann Luyken, Jens Scheidel, Andreas Brodhagen
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Patent number: 7612224Abstract: A process is described for isomerizing pentenenitrile in a reactant stream, wherein the isomerization is effected over a heterogeneous catalyst in a distillation column in such a way that, during the isomerization of the isomerization reactant, it is distillatively depleted in relation to the isomerization product in the reaction column of the distillation column.Type: GrantFiled: January 27, 2005Date of Patent: November 3, 2009Assignee: BASF AktiengesellschaftInventors: Jens Scheidel, Tim Jungkamp, Michael Bartsch, Gerd Haderlein, Robert Baumann, Hermann Luyken
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Publication number: 20090270645Abstract: A process for extractively removing nickel(0) complexes having phosphorus ligands from a reaction effluent of a hydrocyanation of unsaturated mononitriles to dinitriles by extraction by means of a hydrocarbon, a phase separation of the hydrocarbon and of the nitrile-containing solution into two phases being effected, by feeding at least one polar additive to the hydrocyanation effluent (feedstream) and/or to the extraction stage.Type: ApplicationFiled: March 28, 2007Publication date: October 29, 2009Applicant: BASF SEInventors: Gerd Haderlein, Tobias Aechtner, Michael Bartsch, Hermann Luyken, Peter Pfab, Jens Scheidel, Andreas Leitner
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Publication number: 20090247779Abstract: A method for producing 3-pentenenitrile by means of the hydrocyanation of 1,3-butadiene, which comprises the following process steps: (b?) distillation of 1,3-butadiene comprising water, 1- and 2-butenes and a stabilizer in a distillation apparatus K4 to obtain a stream 15 as the bottom product, which comprises dried 1,3-butadiene, 1- and 2-butenes and the stabilizer, and a stream 16 as the top product, which comprises an azeotropic 1,3-butadiene/water mixture, condensation of the stream 16 in a condenser W, transfer of the resulting condensate (stream 17) into a phase separation apparatus, recycling of the upper liquid phase (stream 18) consisting of 1,3-butadiene as reflux to the column K4, and discharge of the lower liquid aqueous phase (stream 19), (a) reaction of stream 15 in a reactor R1 with hydrogen cyanide over at least one catalyst (stream 6d) to obtain a stream 1 which comprises 3-pentenenitrile, 2-methyl-3-butenenitrile, the at least one catalyst, unconverted 1,3-butadiene, and 1- and 2-butenes,Type: ApplicationFiled: August 1, 2007Publication date: October 1, 2009Applicant: BASF SEInventors: Gerd Haderlein, Tobias Aechtner, Andreas Leitner, Hermann Luyken, Peter Pfab, Jens Scheidel, Andrea Haunert, Thomas Genger
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Patent number: 7566800Abstract: The invention relates to a method for isomerization of pentene nitrile in an educt flow, wherein isomerization is performed on a homogeneously dissolved catalyst.Type: GrantFiled: January 27, 2005Date of Patent: July 28, 2009Assignee: BASF AktiengesellschaftInventors: Jens Scheidel, Christian Miller, Robert Baumann, Tim Jungkamp, Michael Bartsch, Gerd Haderlein, Hermann Luyken, Wolfgang Siegel, Peter Bassler
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Publication number: 20090187039Abstract: A process is described for preparing 3-pentenenitrile by hydrocyanating 1,3-butadiene, wherein 1,3-butadiene is reacted with hydrogen cyanide in the presence of at least one catalyst and the stream resulting therefrom is purified distillatively, the bottom temperature during the distillation not exceeding 140° C.Type: ApplicationFiled: January 27, 2005Publication date: July 23, 2009Applicant: BASF AktiengesellschaftInventors: Jens Scheidel, Tim Jungkamp, Michael Bartsch, Gerd Haderlein, Robert Baumann, Hermann Luyken
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Patent number: 7550407Abstract: A system which is suitable as a catalyst for the hydrocyanation of olefinically unsaturated compounds and comprises a) Ni(0) b) a compound which complexes Ni(0) as a ligand and contains trivalent phosphorus, c) a Lewis acid and d) a compound of the formula M Rn where M: Al or Ti R: identical or different monovalent alkoxy radicals, in which case a plurality of alkoxy radicals may be bonded together, and additionally, in the case that M=Al, R may be identical or different monovalent alkyl radicals, in which case a plurality of alkyl radicals may be bonded together or one or more alkyl radicals may be bonded to one or more of the abovementioned alkoxy radicals, n: valency of M, and processes for hydrocyanating an olefinically unsaturated compound in the presence of such a system.Type: GrantFiled: March 24, 2004Date of Patent: June 23, 2009Assignee: BASF AktiengesellschaftInventors: Michael Bartsch, Robert Baumann, Gerd Haderlein, Miquel Angel Flores, Tim Jungkamp, Hermann Luyken, Jens Scheidel, Wolfgang Siegel, Ferenc Molnar
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Patent number: 7541486Abstract: A process is described for preparing 3-pentenenitrile, characterized by the following process steps: (a) reacting 1,3-butadiene with hydrogen cyanide over at least one catalyst to obtain a stream 1 which comprises 3-pentenenitrile, 2-methyl-3-butenenitrile, the at least one catalyst and 1,3-butadiene, (b) distilling stream 1 in a column to obtain a high-1,3-butadiene stream 2 as the top product and a low-1,3-butadiene stream 3 as the bottom product which comprises 3-pentenenitrile, the at least one catalyst and 2-methyl-3-butenenitrile, (c) distilling stream 3 in a column to obtain a stream 4 as the top product which comprises 1,3-butadiene, a stream 5 which comprises 3-pentenenitrile and 2-methyl-3-butenenitrile at a side draw of the column, and a stream 6 as the bottom product which comprises the at least one catalyst, (d) distilling stream 5 to obtain a stream 7 as the top product which comprises 2-methyl-3-butenenitrile, and a stream 8 as the bottom product which comprises 3-pentenenitrile.Type: GrantFiled: January 27, 2005Date of Patent: June 2, 2009Assignee: BASF AktiengesellschaftInventors: Jens Scheidel, Tim Jungkamp, Michael Bartsch, Gerd Haderlein, Robert Baumann, Hermann Luyken
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Patent number: 7538240Abstract: A process is described for preparing 3-pentenenitrile by hydrocyanating 1,3-butadiene in the presence of at least one catalyst, wherein the reaction is carried out in a loop reactor having external pumped circulation and jet nozzle for driving the internal circulation.Type: GrantFiled: January 27, 2005Date of Patent: May 26, 2009Assignee: BASF AktiengesellschaftInventors: Tim Jungkamp, Robert Baumann, Michael Bartsch, Gerd Haderlein, Hermann Luyken, Jens Scheidel