Patents by Inventor Tim Jungkamp
Tim Jungkamp 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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Patent number: 7528275Abstract: A process is described for preparing adiponitrile by hydrocyanating 1,3-butadiene over a catalyst, by, in a first process step, hydrocyanating 1,3-butadiene to 3-pentenenitrile over at least one nickel(0) catalyst, and, in a second process step, hydrocyanating 3-pentenenitrile to adiponitrile over at least one nickel(0) catalyst with addition of at least one Lewis acid, wherein at least one of the at least one nickel(0) catalysts used in the particular process steps is transferred into the other process step.Type: GrantFiled: January 26, 2005Date of Patent: May 5, 2009Assignee: BASF AktiengesellschaftInventors: Michael Bartsch, Robert Baumann, Gerd Haderlein, Miguel Angel Flores, Tim Jungkamp, Hermann Luyken, Jens Scheidel, Wolfgang Siegel
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Patent number: 7521575Abstract: The invention relates to phosphinite phosphites I of formula 1, 2, 3, 4, 5 or 6 and mixtures thereof, wherein R1, R2, R4 independently represent an alkyl or alkylene group with 1 to 8 carbon atoms, provided that at least one of the groups R1, R2, R4 is different from H; R5 to R22 independently represent H, an alkyl or alkylene group with 1 to 8 carbon atoms; R3 is H, methyl or ethyl; X is F, Cl or CF3, if n=1 or 2 and X is H, if n=0.Type: GrantFiled: October 28, 2004Date of Patent: April 21, 2009Assignee: BASF AktiengesellschaftInventors: Michael Bartsch, Robert Baumann, Gerd Haderlein, Miquel Angel Flores, Tim Jungkamp, Hermann Luyken, Jens Scheidel, Wolfgang Siegel
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Patent number: 7504529Abstract: A process is described for removing hydrogen cyanide from mixtures comprising pentenenitrile, wherein the removal is effected by an azeotropic distillation of hydrogen cyanide with 1,3-butadiene.Type: GrantFiled: January 26, 2005Date of Patent: March 17, 2009Assignee: BASF AktiengesellschaftInventors: Tim Jungkamp, Hans-Martin Polka, Robert Baumann, Michael Bartsch, Gerd Haderlein, Hermann Luyken, Jens Scheidel
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Patent number: 7462263Abstract: A process for dewatering hydrocyanic acid by distillation, which includes distilling crude hydrocyanic acid containing from 50 to 99.9% by weight of HCN, from 0.1 to 40% by weight of water, from 0 to 15% by weight of carbon oxides and optionally from 0.01 to 1% by weight of an involatile stabilizer, at a pressure of from 1 bar to 2.5 bar, a bottom temperature of from 100° C. to 130° C. and a top temperature of from 25° C. to 54° C., in the absence of a volatile stabilizer, in a distillation column to obtain a top draw stream containing purified, anhydrous hydrocyanic acid and carbon oxides and a bottom draw stream including water and, optionally, the involatile stabilizer.Type: GrantFiled: April 15, 2004Date of Patent: December 9, 2008Inventors: Michael Bartsch, Robert Baumann, Gerd Haderlein, Miquel Angel Flores, Tim Jungkamp, Hermann Luyken, Jens Scheidel, Wolfgang Siegel, Dagmar Pascale Kunsmann-Keitel, Peter Bassler
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Publication number: 20080281119Abstract: A process for extractively removing nickel(0) complexes having phosphorus ligands and/or free 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 reaction effluent into two phases being effected at a temperature T (in ° C.), wherein the content of nickel(0) complexes having phosphorus ligands and/or free phosphorus ligands in the reaction effluent of the hydrocyanation, depending on the temperature T, is at least y % by weight and, irrespective of the temperature T, is a maximum of 60% by weight, where the numerical value of the minimum content y is given by the equation y=0.5·T+20 and T is to be used in the equation as a dimensionless numerical value.Type: ApplicationFiled: January 27, 2005Publication date: November 13, 2008Applicant: BASF AktiengesellschaftInventors: Jens Scheidel, Tim Jungkamp, Michael Bartsch, Gerd Haderlein, Robert Baumann, Hermann Luyken, Petra Deckert, Peter Pfab, Wolfgang Siegel, Tobias Aechtner
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Publication number: 20080281120Abstract: A process is described for preparing 3-pentenenitrile, characterized by the following process steps: (a) isomerizing a reactant stream which comprises 2-methyl-3-butenenitrile over at least one dissolved or dispersed isomerization catalyst to give a stream 1 which comprises the at least one isomerization catalyst, 2-methyl-3-butenenitrile, 3-pentenenitrile and (Z)-2-methyl-2-butenenitrile, (b) distilling stream 1 to obtain a stream 2 as the top product which comprises 2-methyl-3-butenenitrile, 3-pentenenitrile and (Z)-2-methyl-2-butenenitrile, and a stream 3 as the bottom product which comprises the at least one isomerization catalyst, (c) distilling stream 2 to obtain a stream 4 as the top product which, compared to stream 2, is enriched in (Z)-2-methyl-2-butenenitrile, based on the sum of all pentenenitriles in stream 2, and a stream 5 as the bottom product which, compared to stream 2, is enriched in 3-pentenenitrile and 2-methyl-3-butenenitrile, based on the sum of all pentenenitriles in stream 2, (d) diType: ApplicationFiled: January 27, 2005Publication date: November 13, 2008Applicant: BASF AKTIENGESELLSCHAFTInventors: Tim Jungkamp, Robert Baumann, Michael Bartsch, Gerd Haderlein, Hermann Luyken, Jens Scheidel, Tobias Aechtner, Peter Pfab, Petra Deckert, Wolfgang Siegel, Peter Bassler
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Publication number: 20080275266Abstract: 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: ApplicationFiled: January 27, 2005Publication date: November 6, 2008Applicant: BASF AKTIENGESELLSCHAFTInventors: Michael Bartsch, Robert Baumann, Gerd Haderlein, Gotz-Peter Schindler, Tim Jungkamp, Hermann Luyken, Jens Scheidel, Andreas Brodhagen
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Patent number: 7439381Abstract: A process is described for preparing 3-pentenenitrile by hydrocyanating 1,3-butadiene with hydrogen cyanide over at least one catalyst, wherein the 1,3-butadiene and/or hydrogen cyanide is contacted with at least one microporous solid before the reaction.Type: GrantFiled: January 26, 2005Date of Patent: October 21, 2008Assignee: BASF SEInventors: Tim Jungkamp, Dagmar Pascale Kunsmann-Keitel, Michael Bartsch, Robert Baumann, Gerd Haderlein, Hermann Luyken, Jens Scheidel
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Publication number: 20080242886Abstract: 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: ApplicationFiled: January 27, 2005Publication date: October 2, 2008Applicant: BASF AktiengesellschaftInventors: Michael Bartsch, Robert Baumann, Gerd Haderlein, Jens Scheidel, Tim Jungkamp, Hermann Luyken
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Publication number: 20080242885Abstract: A process is described for removing hydrogen cyanide from mixtures comprising pentenenitrile, wherein the removal is effected by an azeotropic distillation of hydrogen cyanide with 1,3-butadiene.Type: ApplicationFiled: January 26, 2005Publication date: October 2, 2008Applicant: BASF AktiengesellschaftInventors: Tim Jungkamp, Hans-Martin Polka, Robert Baumann, Michael Bartsch, Gerd Haderlein, Hermann Luyken, Jens Scheidel
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Publication number: 20080242883Abstract: 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: ApplicationFiled: January 27, 2005Publication date: October 2, 2008Applicant: BASF AkteingesellschaftInventors: Tim Jungkamp, Robert Baumann, Michael Bartsch, Gerd Haderlein, Hermann Luyken, Jens Scheidel
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Publication number: 20080227998Abstract: 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: ApplicationFiled: January 27, 2005Publication date: September 18, 2008Applicant: BASF AktiengesellschaftInventors: Jens Scheidel, Tim Jungkamp, Michael Bartsch, Gerd Haderlein, Robert Baumann, Hermann Luyken
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Publication number: 20080227214Abstract: A process is described for preparing 3-pentenenitrile by hydrocyanating 1,3-butadiene in the presence of at least one catalyst, wherein unhydrocyanated 1,3-butadiene is removed from the effluent of the hydrocyanation and recycled into the process, and the recycled 1,3-butadiene is monitored for the content of hydrogen cyanide.Type: ApplicationFiled: January 26, 2005Publication date: September 18, 2008Applicant: BASF AKTIENGESELLSCHAFTInventors: Tim Jungkamp, Robert Baumann, Thorsten Schroder, Michael Bartsch, Gerd Haderlein, Hermann Luyken, Jens Scheidel
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Publication number: 20080221351Abstract: A process is described for preparing adiponitrile by hydrocyanating 1,3-butadiene over a catalyst, by, in a first process step, hydrocyanating 1,3-butadiene to 3-pentenenitrile over at least one nickel(0) catalyst, and, in a second process step, hydrocyanating 3-pentenenitrile to adiponitrile over at least one nickel(0) catalyst with addition of at least one Lewis acid, wherein at least one of the at least one nickel(0) catalysts used in the particular process steps is transferred into the other process step.Type: ApplicationFiled: January 26, 2005Publication date: September 11, 2008Applicant: BASF AKTIENGESELLSCHAFTInventors: Michael Bartsch, Robert Baumann, Gerd Haderlein, Migeul Angel Flores, Tim Jungkamp, Hermann Luyken, Jens Scheidel, Wolfgang Siegel
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Patent number: 7407643Abstract: A process for the removal of water from a mixture comprising water and zinc chloride, which comprises adding to said mixture comprising water and zinc chloride an aprotic, polar diluent whose boiling point in the case where an azeotrope is not formed between said diluent and water under the pressure conditions of the distillation mentioned below is higher than the boiling point of water and which is in liquid form at this boiling point of water or which forms an azeotrope or heteroazeotrope with water under the pressure and temperature conditions of the distillation mentioned below, and distilling the mixture comprising water, zinc chloride and the diluent with removal of water or said azeotrope or said heteroazeotrope from this mixture, giving an anhydrous mixture comprising zinc chloride and said diluent.Type: GrantFiled: July 4, 2003Date of Patent: August 5, 2008Assignee: BASF SEInventors: Tim Jungkamp, Jens Scheidel, Hermann Luyken, Michael Bartsch, Robert Baumann, Gerd Haderlein
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Patent number: 7361778Abstract: A process for isomerizing cis-2-pentenenitrile to trans-3-pentenenitrile in the presence of aluminum oxide as a catalyst, wherein the aluminum oxide has a BET surface area of at least 50 m2/g.Type: GrantFiled: April 16, 2004Date of Patent: April 22, 2008Assignee: BASF AktiengesellschaftInventors: Michael Bartsch, Robert Baumann, Gerd Haderlein, Miquel Angel Flores, Tim Jungkamp, Hermann Luyken, Jens Scheidel, Wolfgang Siegel, Dagmar Pascale Kunsmann-Keitel
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Publication number: 20080071105Abstract: 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: ApplicationFiled: September 25, 2007Publication date: March 20, 2008Inventors: Michael BARTSCH, Robert Baumann, Dagmar Kumsmann-Keitel, Gerd Haderlein, Tim Jungkamp, Marco Altmayer, Wolfgang Siegel
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Patent number: 7345006Abstract: 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: July 16, 2002Date of Patent: March 18, 2008Assignee: BASF AktiengesellschaftInventors: Michael Bartsch, Robert Baumann, Dagmar Pascale Kunsmann-Keitel, Gerd Haderlein, Tim Jungkamp, Marco Altmayer, Wolfgang Siegel
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Publication number: 20070287851Abstract: 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: ApplicationFiled: January 27, 2005Publication date: December 13, 2007Applicant: BASF AktiengesellschaftInventors: Jens Scheidel, Tim Jungkamp, Michael Bartsch, Gerd Haderlein, Robert Baumann, Hermann Luyken
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Publication number: 20070155980Abstract: A process is described for isomerizing pentenenitrile in a reactant stream, wherein the isomerization is effected over a homogeneously dissolved catalyst.Type: ApplicationFiled: January 27, 2005Publication date: July 5, 2007Applicant: Basf AktiengesellschaftInventors: Jens Scheidel, Christian Miller, Robert Baumann, Tim Jungkamp, Michael Bartsch, Gerd Haderlein, Hermann Luyken, Wolfgang Siegel, Peter Bassler