Patents by Inventor Eric Johannes Maria De Boer
Eric Johannes Maria De Boer 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: 9073809Abstract: The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand having the general formula (IV); (R8)(R1)P—N(R3)—P(R4)??(IV).Type: GrantFiled: December 19, 2013Date of Patent: July 7, 2015Assignee: Shell Oil CompanyInventors: Eric Johannes Maria De Boer, Harry Van Der Heijden, Quoc An On, John Smit, Arie Von Zon
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Patent number: 9073810Abstract: The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand having the general formula (VI); (R9)(R10)P—N(R3)—P(R4)??(VI) wherein: the R9 and R10 groups are independently selected from optionally substituted alkyl or heteroalkyl groups; the R3 group is selected from hydrogen, a hydrocarbyl group, a substituted hydrocarbyl group, a heterohydrocarbyl group, a substituted heterohydrocarbyl group, a silyl group or derivative thereof; the R4 group is an optionally substituted alkylenedioxy, alkylenedimercapto or alkylenediamino structure which is bound to the phosphorus atom through the two oxygen, sulphur or nitrogen atoms of the alkylenedioxy, alkylenedimercapto or alkylenediamino structure or an optionally substituted arylenedioxy, arylenedimercapto or arylenediamino structure which is bound to the phosphorus atom through the two oxygen, sulphur or nitrogen atoms of the arylenedioxy, arylenedimercapto or arylenediamino structure.Type: GrantFiled: January 22, 2014Date of Patent: July 7, 2015Assignee: Shell Oil CompanyInventors: Eric Johannes Maria De Boer, Harry Van Der Heijden, Quoc An On, Johan Paul Smit, Arie Van Zon
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Publication number: 20140135551Abstract: The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand having the general formula (VI); (R9)(R10)P—N(R3)—P(R4)??(VI) wherein: the R9 and R10 groups are independently selected from optionally substituted alkyl or heteroalkyl groups; the R3 group is selected from hydrogen, a hydrocarbyl group, a substituted hydrocarbyl group, a heterohydrocarbyl group, a substituted heterohydrocarbyl group, a silyl group or derivative thereof; the R4 group is an optionally substituted alkylenedioxy, alkylenedimercapto or alkylenediamino structure which is bound to the phosphorus atom through the two oxygen, sulphur or nitrogen atoms of the alkylenedioxy, alkylenedimercapto or alkylenediamino structure or an optionally substituted arylenedioxy, arylenedimercapto or arylenediamino structure which is bound to the phosphorus atom through the two oxygen, sulphur or nitrogen atoms of the arylenedioxy, arylenedimercapto or arylenediamino structure.Type: ApplicationFiled: January 22, 2014Publication date: May 15, 2014Applicant: Shell Oil CompanyInventors: Eric Johannes Maria DE BOER, Harry VAN DER HEIJDEN, Quoc An ON, Johan Paul SMIT, Arie VAN ZON
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Publication number: 20140107304Abstract: The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand having the general formula (IV); (R8)(R1)P—N(R3)—P(R4)??(IV).Type: ApplicationFiled: December 19, 2013Publication date: April 17, 2014Applicant: Shell Oil CompanyInventors: Eric Johannes Maria DE BOER, Harry VAN DER HEIJDEN, Quoc An ON, Arie VAN ZON, John Smit
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Patent number: 8680220Abstract: The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand having the general formula (VI): (R9)(R10)P—N(R3)—P(R4)??(VI) wherein: the R9 and R10 groups are independently selected from optionally substituted alkyl or heteroalkyl groups; the R3 group is selected from hydrogen, a hydrocarbyl group, a substituted hydrocarbyl group, a heterohydrocarbyl group, a substituted heterohydrocarbyl group, a silyl group or derivative thereof; the R4 group is an optionally substituted alkylenedioxy or alkylenedimercapto structure which is bound to the phosphorus atom through the two oxygen or sulphur atoms of the alkylenedioxy or alkylenedimercapto structure or an optionally substituted arylenedioxy or arylenedimercapto structure which is bound to the phosphorus atom through the two oxygen or sulphur atoms of the arylenedioxy or arylenedimercapto structure.Type: GrantFiled: August 5, 2011Date of Patent: March 25, 2014Assignee: Shell Oil CompanyInventors: Eric Johannes Maria De Boer, Harry Van Der Heijden, Quoc An On, Johan Paul Smit, Arie Van Zon
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Patent number: 8637617Abstract: The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand having the general formula (IV); (R8)(R1)P—N(R3)—P(R4)??(IV).Type: GrantFiled: August 5, 2011Date of Patent: January 28, 2014Assignee: Shell Oil CompanyInventors: Eric Johannes Maria De Boer, Harry Van Der Heijden, Quoc An On, Johan Paul Smit, Arie Van Zon
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Patent number: 8476181Abstract: The present invention relates to catalyst systems and a process for the simultaneous trimerization and tetramerization of olefinic monomers using those ligands.Type: GrantFiled: March 21, 2012Date of Patent: July 2, 2013Assignee: Shell Oil CompanyInventors: Eric Johannes Maria De Boer, Harry Van Der Heijden, Quoc An On, Johan Paul Smit, Arie Van Zon
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Patent number: 8252874Abstract: The present invention relates to ligands and catalyst systems and a process for the simultaneous trimerization and tetramerization of olefinic monomers using said ligands, the ligands having the general formula (I): (R1)2P—P(R1)m(R2)n?N(R3)??(I) wherein R3 is selected from hydrogen, a hydrocarbyl group, a substituted hydrocarbyl group, a heterohydrocarbyl group, a substituted heterohydrocarbyl group, a silyl group or derivative thereof; the R1 groups are independently selected from an optionally substituted aromatic group bearing a polar substituent on at least one of the ortho-positions; and the R2 groups are independently selected from hydrocarbyl, substituted hydrocarbyl, heterohydrocarbyl and substituted heterohydrocarbyl groups with the proviso that when the group is aromatic it does not contain a polar substituent at any of the ortho-positions; with the proviso that m is 0 or 1, n is 1 or 2 and the total of m+n is 2.Type: GrantFiled: December 20, 2007Date of Patent: August 28, 2012Assignee: Shell Oil CompanyInventors: Eric Johannes Maria De Boer, Harry Van Der Heijden, Quoc An On, Johan Paul Smit, Arie Van Zon
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Publication number: 20120178889Abstract: The present invention relates to catalyst systems and a process for the simultaneous trimerization and tetramerization of olefinic monomers using those ligands.Type: ApplicationFiled: March 21, 2012Publication date: July 12, 2012Applicant: SHELL OIL COMPANYInventors: Eric Johannes Maria DE BOER, Harry VAN DER HEIJDEN, Quoc An ON, Johan Paul SMIT, Arie VAN ZON
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Publication number: 20120071693Abstract: The present invention provide a process for the production of compounds of general formula (I), Y—CH2CH2—Z (I) wherein Y and Z are functional groups independently selected from the group consisting of a hydroxyl group and R1R2N and wherein R1 and R2 may be the same or different and are functional groups selected from the group consisting of hydrogen and substituted or non-substituited alkyl groups comprising 1 to 8 carbon atoms, or R1R2N is a cyclic compound selected from the group of aromatic and non-aromatic cyclic compounds optionally comprising one or more heteroatoms in addition to the nitrogen atom, said process comprising the steps of: (i) reacting carbon monoxide and an amine in the presence of oxygen to provide a compound of general formula (II) wherein R1 and R2 or R1R2N are as defined above and X is selected from the group consisting of R1R2N and R3O, wherein R3 is selected from alkyl groups comprising 1 to 8 carbon atoms; and (ii) converting the compound of general formula (II) into a compound ofType: ApplicationFiled: May 10, 2010Publication date: March 22, 2012Inventors: Eric Johannes Maria De Boer, Harry Van Der Heijden, Harry Van Der Heijden, Meurs Jan Hermen Hendrik, Sanne Wijnans
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Publication number: 20110319577Abstract: The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand having the general formula (IV); (R8)(R1)P—N(R3)—P(R4)??(IV).Type: ApplicationFiled: August 5, 2011Publication date: December 29, 2011Applicant: SHELL OIL COMPANYInventors: Eric Johannes Maria DE BOER, Harry VAN DER HEIJDEN, Quoc An ON, Johan Paul SMIT, Arie VAN ZON
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Publication number: 20110319579Abstract: The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand having the general formula (VI); (R9)(R10)P—N(R3)—P(R4)??(VI) wherein: the R9 and R10 groups are independently selected from optionally substituted alkyl or heteroalkyl groups; the R3 group is selected from hydrogen, a hydrocarbyl group, a substituted hydrocarbyl group, a heterohydrocarbyl group, a substituted heterohydrocarbyl group, a silyl group or derivative thereof; the R4 group is an optionally substituted alkylenedioxy, alkylenedimercapto or alkylenediamino structure which is bound to the phosphorus atom through the two oxygen, sulphur or nitrogen atoms of the alkylenedioxy, alkylenedimercapto or alkylenediamino structure or an optionally substituted arylenedioxy, arylenedimercapto or arylenediamino structure which is bound to the phosphorus atom through the two oxygen, sulphur or nitrogen atoms of the arylenedioxy, arylenedimercapto or arylenediamino structure.Type: ApplicationFiled: August 5, 2011Publication date: December 29, 2011Applicant: SHELL OIL COMPANYInventors: Eric Johannes Maria DE BOER, Harry VAN DER HEIJDEN, Quoc An ON, Johan Paul SMIT, Arie VAN ZON
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Publication number: 20110288356Abstract: The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand comprising the product formed by reacting i) a compound having the general formula (III); (R1)(R2)P—N(R3)—R5??(III); and ii) a compound of the formula X—P(R4), preferably at a temperature in the range of from ?30 to 200° C.Type: ApplicationFiled: August 5, 2011Publication date: November 24, 2011Applicant: SHELL OIL COMPANYInventors: Eric Johannes Maria DE BOER, Harry VAN DER HEIJDEN, Quoc An ON, Johan Paul SMIT, Arie VAN ZON
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Patent number: 8022007Abstract: The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand having the general formula (II); P(R1)(R2)—P(R4)?N(R3)??(II) wherein: the R1 group is selected from a hydrocarbyl, substituted hydrocarbyl, heterohydrocarbyl and substituted heterohydrocarbyl group; the R2 group is selected from a hydrocarbyl, substituted hydrocarbyl, heterohydrocarbyl and substituted heterohydrocarbyl group; the R3 is selected from hydrogen, a hydrocarbyl group, a substituted hydrocarbyl group, a heterohydrocarbyl group, a substituted heterohydrocarbyl group, a silyl group or derivative thereof; the R4 group is an optionally substituted alkylenedioxy, alkylenedimercapto or alkylenediamino structure which is bound to the phosphorus atom through the two oxygen, sulphur or nitrogen atoms of the alkylenedioxy, alkylenedimercapto or alkylenediamino structure or an optionally substituted arylenedioxy, arylenedimercapto or arylenediamino structure which is bound to the phoType: GrantFiled: August 19, 2010Date of Patent: September 20, 2011Assignee: Shell Oil CompanyInventors: Eric Johannes Maria De Boer, Harry Van Der Heijden, Quoc An On, Johan Paul Smit, Arie Van Zon
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Patent number: 7867938Abstract: A catalyst precursor composition comprising: a source of chromium, molybdenum or tungsten; a first ligand having the general formula (R1)(R2P—X—P(R3)(R4); and a second ligand having the general formula (R1?)(R2?)P—X?—P(R3?)(R4?). The present invention also relates to a catalyst system comprising the catalyst precursor composition of the present invention and a cocatalyst. The present invention further relates to a process for the trimerization and tetramerization of olefinic monomers, particularly the trimerization and tetramerization of ethylene to 1-hexene and 1-octene, wherein the process comprises contacting at least one olefinic monomer with the catalyst system of the present invention.Type: GrantFiled: November 20, 2006Date of Patent: January 11, 2011Assignee: Shell Oil CompanyInventors: Eric Johannes Maria De Boer, Harry Van Der Heijden, Quoc An On, Johan Paul Smit, Arie Van Zon
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Publication number: 20100317814Abstract: The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand having the general formula (II); P(R1)(R2)—P(R4)?N(R3)??(II) wherein: the R1 group is selected from a hydrocarbyl, substituted hydrocarbyl, heterohydrocarbyl and substituted heterohydrocarbyl group; the R2 group is selected from a hydrocarbyl, substituted hydrocarbyl, heterohydrocarbyl and substituted heterohydrocarbyl group; the R3 is selected from hydrogen, a hydrocarbyl group, a substituted hydrocarbyl group, a heterohydrocarbyl group, a substituted heterohydrocarbyl group, a silyl group or derivative thereof; the R4 group is an optionally substituted alkylenedioxy, alkylenedimercapto or alkylenediamino structure which is bound to the phosphorus atom through the two oxygen, sulphur or nitrogen atoms of the alkylenedioxy, alkylenedimercapto or alkylenediamino structure or an optionally substituted arylenedioxy, arylenedimercapto or arylenediamino structure which is bound to the phType: ApplicationFiled: August 19, 2010Publication date: December 16, 2010Inventors: Eric Johannes Maria DE BOER, Harry VAN DER HEIJDEN, Quoc An ON, Johan Paul SMIT, Arie VAN ZON
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Publication number: 20100311928Abstract: The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand comprising the product formed by reacting i) a compound having the general formula (III); (R1)(R2)P—N(R3)—R5??(III); and ii) a compound of the formula X—P(R4), preferably at a temperature in the range of from ?30 to 200° C.Type: ApplicationFiled: August 19, 2010Publication date: December 9, 2010Inventors: Eric Johannes Maria DE BOER, Harry Van Der Heijden, Quoc An On, Johan Paul Smit, Arie Van Zon
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Publication number: 20100311929Abstract: The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand having the general formula (IV); (R8)(R2)P—N(R3)—P(R4)??(IV).Type: ApplicationFiled: August 19, 2010Publication date: December 9, 2010Inventors: Eric Johannes Maria DE BOER, Harry Van Der Heijden, Quoc An On, Johan Paul Smit, Arie Van Zon
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Publication number: 20100311932Abstract: The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand having the general formula (VI); (R9)(R10)P—N(R3)—P(R4)??(VI) wherein: the R9 and R10 groups are independently selected from optionally substituted alkyl or heteroalkyl groups; the R3 group is selected from hydrogen, a hydrocarbyl group, a substituted hydrocarbyl group, a heterohydrocarbyl group, a substituted heterohydrocarbyl group, a silyl group or derivative thereof; the R4 group is an optionally substituted alkylenedioxy, alkylenedimercapto or alkylenediamino structure which is bound to the phosphorus atom through the two oxygen, sulphur or nitrogen atoms of the alkylenedioxy, alkylenedimercapto or alkylenediamino structure or an optionally substituted arylenedioxy, arylenedimercapto or arylenediamino structure which is bound to the phosphorus atom through the two oxygen, sulphur or nitrogen atoms of the arylenedioxy, arylenedimercapto or arylenediamino structure.Type: ApplicationFiled: August 19, 2010Publication date: December 9, 2010Inventors: Eric Johannes Maria DE BOER, Harry Van Der Heijden, Quoc An On, Johan Paul Smit, Arie Van Zon
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Patent number: 7803886Abstract: The present invention relates to a ligand and its use in a catalyst for the oligomerization of olefinic monomers, the ligand having the general formula (I); P(R4)—P(R1)(R2)?N(R3)??(I) wherein: the R1 group and R2 group are independently selected from a hydrocarbyl, substituted hydrocarbyl, heterohydrocarbyl and substituted heterohydrocarbyl group; the R3 is selected from hydrogen, a hydrocarbyl group, a substituted hydrocarbyl group, a heterohydrocarbyl group, a substituted heterohydrocarbyl group, a silyl group or derivative thereof; the R4 group is an optionally substituted alkylenedioxy, alkylenedimercapto or alkylenediamino structure which is bound to the phosphorus atom through the two oxygen, sulphur or nitrogen atoms of the alkylenedioxy, alkylenedimercapto or alkylenediamino structure or an optionally substituted arylenedioxy, arylenedimercapto or arylenediamino structure which is bound to the phosphorus atom through the two oxygen, sulphur or nitrogen atoms of the arylenedioxy, arylenedimercaptoType: GrantFiled: December 20, 2007Date of Patent: September 28, 2010Assignee: Shell Oil CompanyInventors: Eric Johannes Maria De Boer, Harry Van der Heijden, Quoc An On, Johan Paul Smit, Arie Van Zon