Patents by Inventor Frederik Hendrik Van Der Steen
Frederik Hendrik Van Der Steen 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: 11111205Abstract: The invention relates to a process for the preparation of an alkanediol and a dialkyl carbonate comprising reacting an alkylene carbonate and an alkanol in the presence of a catalyst, wherein the catalyst is aluminum phosphate.Type: GrantFiled: July 16, 2018Date of Patent: September 7, 2021Assignee: SHELL OIL COMPANYInventors: Henri Preising, Frederik Hendrik Van Der Steen, Garo Garbis Vaporciyan, Wolfgang Dirk Lose, Silke Eva Sabine Leonhardt
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Publication number: 20200172466Abstract: The invention relates to a process for the preparation of an alkanediol and a dialkyl carbonate comprising reacting an alkylene carbonate and an alkanol in the presence of a catalyst, wherein the catalyst is aluminum phosphate.Type: ApplicationFiled: July 16, 2018Publication date: June 4, 2020Inventors: Henri PREISING, Frederik Hendrik VAN DER STEEN, Garo Garbis VAPORCIYAN, Wolfgang Dirk LOSE, Silke Eva Sabine LEONHARDT
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Patent number: 6960695Abstract: A hydroformylation process comprising reacting a compound having at least one olefinic carbon-to-carbon bond with hydrogen and carbon monoxide in the presence of a cobalt catalyst, the hydroformylation process being carried out in one or more reactors, at least one of which comprises a gas cap region and a liquid-containing region while in use, characterized in that a sulphur-containing additive is present on the inside walls of the gas cap region of the at least one-reactor which comprises a gas cap region and a liquid-containing region. The sulphur-containing additive suppresses the formation of methane during the hydroformylation process.Type: GrantFiled: October 31, 2003Date of Patent: November 1, 2005Assignee: Shell Oil CompanyInventors: Robert Hardy Ellison, Eric Kragtwijk, Frederik Hendrik Van Der Steen
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Patent number: 6861450Abstract: Process for the preparation of a highly linear alcohol composition is provided comprising the steps of: (a) reacting carbon monoxide with hydrogen under Fischer-Tropsch reaction conditions in the presence of a Fischer-Tropsch catalyst comprising cobalt; (b) separating from the product of step (a) at least one hydrocarbon fraction comprising between 10 and 50% by weight of olefins containing 6 or more carbon atoms; (c) contacting one or more of the hydrocarbon fractions obtained in step (b) with carbon monoxide and hydrogen under hydroformylation conditions in the presence of a hydroformylation catalyst based on a source of cobalt and one or more alkyl phosphines; and (d) recovering the alcohol composition.Type: GrantFiled: July 17, 2003Date of Patent: March 1, 2005Assignee: Shell Oil CompanyInventors: Hendrik Dirkzwager, Laurent Alain Fenouil, Joannes Ignatius Geijsel, Arend Hoek, Frederik Hendrik Van Der Steen
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Patent number: 6777579Abstract: A hydroformylation process is provided that involves reacting a compound having at least one olefinic carbon-to-carbon bond with hydrogen and carbon monoxide in the presence of a cobalt catalyst and a sulfur-containing additive which suppresses the formation of cobalt carbide in the reaction mixture.Type: GrantFiled: November 14, 2002Date of Patent: August 17, 2004Assignee: Shell Oil CompanyInventors: Peter Arnoldy, Robert Hardy Ellison, Herman Pieter Charles Eduard Kuipers, Robert Moene, Frederik Hendrik Van Der Steen
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Publication number: 20040122262Abstract: A hydroformylation process comprising reacting a compound having at least one olefinic carbon-to-carbon bond with hydrogen and carbon monoxide in the presence of a cobalt catalyst, the hydroformylation process being carried out in one or more reactors, at least one of which comprises a gas cap region and a liquid-containing region while in use, characterized in that a sulphur-containing additive is present on the inside walls of the gas cap region of the at least one-reactor which comprises a gas cap region and a liquid-containing region. The sulphur-containing additive suppresses the formation of methane during the hydroformylation process.Type: ApplicationFiled: October 31, 2003Publication date: June 24, 2004Inventors: Robert Hardy Ellison, Eric Kragtwijk, Frederik Hendrik Van Der Steen
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Publication number: 20040019124Abstract: Process for the preparation of a highly linear alcohol composition is provided comprising the steps of:Type: ApplicationFiled: July 17, 2003Publication date: January 29, 2004Inventors: Hendrik Dirkzwager, Laurent Alain Fenouil, Joannes Ignatius Geijsel, Arend Hoek, Frederik Hendrik Van Der Steen
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Patent number: 6657092Abstract: Process for the preparation of a highly linear alcohol composition is provided comprising the steps of: (a) reacting carbon monoxide with hydrogen under Fischer-Tropsch reaction conditions in the presence of a Fischer-Tropsch catalyst comprising cobalt; (b) separating from the product of step (a) at least one hydrocarbon fraction comprising between 10 and 50% by weight of olefins containing 6 or more carbon atoms; (c) contacting one or more of the hydrocarbon fractions obtained in step (b) with carbon monoxide and hydrogen under hydroformylation conditions in the presence of a hydroformylation catalyst based on a source of cobalt and one or more alkyl phosphines; and (d) recovering the alcohol composition.Type: GrantFiled: June 11, 2002Date of Patent: December 2, 2003Assignee: Shell Oil CompanyInventors: Hendrik Dirkzwager, Laurent Alain Fenouil, Joannes Ignatius Geijsel, Arend Hoek, Frederik Hendrik Van Der Steen
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Publication number: 20030176742Abstract: A hydroformylation process is provided that involves reacting a compound having at least one olefinic carbon-to-carbon bond with hydrogen and carbon monoxide in the presence of a cobalt catalyst and a sulfur-containing additive which suppresses the formation of cobalt carbide in the reaction mixture.Type: ApplicationFiled: November 14, 2002Publication date: September 18, 2003Inventors: Peter Arnoldy, Robert Hardy Ellison, Herman Pieter Charles Eduard Kuipers, Robert Moene, Frederik Hendrik Van Der Steen
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Publication number: 20030073750Abstract: Process for the preparation of a highly linear alcohol composition is provided comprising the steps of:Type: ApplicationFiled: June 11, 2002Publication date: April 17, 2003Inventors: Hendrik Dirkzwager, Laurent Alain Fenouil, Joannes Ignatius Geijsel, Arend Hoek, Frederik Hendrik Van Der Steen
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Patent number: 6156936Abstract: A process for the hydroformylation of a feed comprising compounds having a single ethylenically unsaturated group by reaction thereof in the liquid phase with carbon monoxide and hydrogen in the presence of a catalyst system comprising a) a source of palladium cations;b) a source of anions;c) a source of at least one bidentate ligands of the formulaR.sup.1 R.sup.2 M.sup.1 RM.sup.2 R.sup.3 R.sup.4 (I)characterized in that the ethylenically unsaturated feed comprises one or more dienes and/or further multiply unsaturated alkenes to an amount of 0.005-5 wt % based on the total amount of ethylenically unsaturated compounds in the feed, and in that component b) of the catalyst system is a source of anions of an acid having a pKa value, measured in aqueous solution at 18.degree. C., of between -1 and 4.Type: GrantFiled: February 23, 1999Date of Patent: December 5, 2000Assignee: Shell Oil CompanyInventors: Eit Drent, Frederik Hendrik Van Der Steen, Robert Moene
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Patent number: 5925717Abstract: The invention provides a catalyst composition for hydrogenation of polymers containing ethylenical unsaturation which comprises at least:(a) a titanium compound of the formula ##STR1## (I) wherein A.sub.1 represents an optionally substituted indenyl group of the formula ##STR2## wherein substituents R.sub.1 and R.sub.2 may be the same or different and each may be selected from halogen, phenyl which optionally may bear one or more the same or different substituents, lower alkyl, alkoxy, phenoxy, phenylalkoxy, benzyl, and a bulky substituent containing one or more hetero atoms such as tri (loweralkyl)silyl, --NPh.sub.2, --NHPh, --BPh.sub.2, and --B(OPh).sub.2, wherein n may be an integer of from 0 to 4 and m may be an integer of from 0 to 3,(II)wherein A.sub.2 has the same meaning as A.sub.1 or alternatively represents an optionally substituted cyclopentadienyl group, and wherein L.sub.1 and L.sub.Type: GrantFiled: March 13, 1997Date of Patent: July 20, 1999Assignee: Shell Oil CompanyInventors: Eric Johannes Maria De Boer, Bart Hessen, Adriaan Albert Van Der Huizen, Wouter De Jong, Adrianus Johannes Van Der Linden, Bart Johan Ruisch, Lodewijk Schoon, Heleen Johanna Augusta De Smet, Frederik Hendrik Van Der Steen, Hubertus Cornelis Thomas Lucianes Van Strien, Alan Villena, Judith Johanna Berendina Walhof
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Patent number: 5886107Abstract: The invention provides a catalyst composition suitable for hydrogenation of polymers containing ethylenical unsaturation which comprises at least:(a) a titanium compound of the formula ##STR1## wherein A.sub.1 represents an optionally substituted heterocyclic five membered ring comprising a phosphorous or nitrogen heteroatom, and A.sub.2 has the same meaning as A.sub.1 or alternatively represents an optionally substituted cyclopentadienyl group or indenyl group, and wherein L.sub.1 and L.sub.2 may be the same or different and each may be selected from hydrogen, halogen, lower alkyl, phenyl, aralkyl, having from 7 to 10 carbons, lower alkoxy group, phenyloxy, phenylalkoxy group having from 7 to 10 carbon atoms, carboxyl, carbonyl, a .about.CH.sub.2 P(Phenyl).sub.2, --CH.sub.2 Si(lower alkyl).sub.3 or .about.P(phenyl).sub.Type: GrantFiled: May 28, 1997Date of Patent: March 23, 1999Assignee: Shell Oil CompanyInventors: Eric Johannes Maria De Boer, Bart Hessen, Adriaan Albert Van Der Huizen, Wouter De Jong, Adrianus Johannes Van Der Linden, Bart Johan Ruisch, Lodewijk Schoon, Heleen Johanna Augusta De Smet, Frederik Hendrik Van Der Steen, Hubertus Cornelis Thomas Lucianes Van Strien, Alan Villena, Judith Johanna Berendina Walhof
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Patent number: 5814709Abstract: The invention provides a catalyst composition suitable for hydrogenation of polymers containing ethylenic unsaturation, which comprise:(a) a titanium compound of the formula, ##STR1## wherein A.sub.1 and A.sub.2 are the same or different and each represents a substituted or unsubstituted cyclopentadienyl or indenyl group,wherein X.sub.1 and X.sub.2 are the same or different and each represents hydrogen, halogen, a lower alkyl or lower alkoxy, optionally substituted phenyl or phenoxy, or aralkyl having from 7 to 10 carbon atoms, or phenylalkoxy having from 7 to 10 carbon atoms, carboxyl, carbonyl, a --CH.sub.2 P(Phenyl).sub.2, --CH.sub.2 Si(lower alkyl).sub.3, or --P(phenyl).sub.2 group.(b) an alkalimetal hydride, added as such or prepared in situ in the polymer solution from the alkalimetal terminated living polymer and/or from additionally added alkalimetal alkyl and hydrogen, the molar ratio of the alkalimetal:titanium in the polymer solution during hydrogenation being at least 2:1;(c) a borium compoundB(R.Type: GrantFiled: April 9, 1997Date of Patent: September 29, 1998Assignee: Shell Oil CompanyInventors: Eric Johannes Maria De Boer, Bart Hessen, Adriaan Albert Van Der Huizen, Wouter De Jong, Adrianus Johannes Van Der Linden, Bart Johan Ruisch, Lodewijk Schoon, Heleen Johanna Augusta De Smet, Frederik Hendrik Van Der Steen, Hubertus Cornelis Thomas Lucianes Van Strien, Alan Villena, Judith Johanna Berendina Walhof
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Patent number: 5750055Abstract: A process for the preparation of an efficient industrial organolithium diinitiator, comprising the reaction of two equivalents of a mono-organolithium initiator with one equivalent of 1,3-diisopropenyl benzene at a temperature in the range of from -20.degree. to 60.degree. C., in an apolar hydrocarbon solvent, and in the presence of a monofunctional tertiary amine in a molar ratio relative to mono-organolithium initiator from 0.5 to 2, followed by addition to the reaction mixture of a small amount of conjugated diene monomer, at a temperature in the range of from 0.degree. to 30.degree. C., to form a solution of an .alpha.,.omega.-dilithio poly(conjugated diene), having an apparent molecular weight in the range of from 1000 to 3000.Type: GrantFiled: June 15, 1995Date of Patent: May 12, 1998Assignee: Shell Oil CompanyInventors: Frederik Hendrik Van Der Steen, Judith Johanna Berendina Walhof