Patents by Inventor Hermann Gies
Hermann Gies 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: 9334170Abstract: The present invention relates to a process for the preparation of a zeolitic material having a CHA framework structure, said zeolitic material comprising zeolite crystals having a core-shell structure, wherein said process comprises the steps of (1) providing a mixture comprising one or more sources for Z2O5, one or more sources for X2O3, optionally one or more structure directing agents, and seed crystals having a CHA framework structure, wherein the CHA framework structure of the seed crystals comprises YO2, X2O3, and optionally Z2O5, and wherein the seed crystals have a diameter of 450 nm or greater; (2) crystallizing the mixture provided in (1) to afford zeolite crystals comprising a core of seed crystal provided in step (1) and a shell crystallized on the seed crystal; wherein Z is a pentavalent element, Y is a tetravalent element, and X is a trivalent element.Type: GrantFiled: September 14, 2012Date of Patent: May 10, 2016Assignees: BASF SE, Tokyo Institute of TechnologyInventors: Bilge Yilmaz, Ulrich Müller, Feng-Shou Xiao, Takashi Tatsumi, Dirk de Vos, Xinhe Bao, Weiping Zhang, Hermann Gies, Hiroyuki Imai, Bart Tijsebaert, Limin Ren, Chengguan Yang
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Publication number: 20160074851Abstract: The present invention relates to a process for preparing at least one sheet silicate comprising Ga and/or Zn, and based thereon, a framework silicate, preferably of the RRO structure type, to the sheet silicate and framework silicate themselves and to the uses of the silicates, especially of the framework silicate, preferably as catalysts.Type: ApplicationFiled: November 20, 2015Publication date: March 17, 2016Applicants: BASF SE, RUBITEC-GESELLSCHAFT FUER INNOVATION UND TECHNOLOGIE DER RUHR-UNIVERSITAET BOCHUM MBHInventors: Ulrich MUELLER, Natalia TRUKHAN, Hermann GIES, Bart TIJSEBAERT, Csaba VARSZEGI, Dirk DE VOS
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Patent number: 9260313Abstract: The present invention relates to a process for the preparation of a silicate compound, comprising (1) providing at least one layered silicate; and (2) mixing said layered silicate with water and at least one silicon containing compound according to formula R4-mSi[—(SiR2)n—R]m wherein at least one residue R is a leaving group and none of the residues R contains Si; m is 0, 1, 2, 3, or 4; and n is an integer greater than or equal to 0.Type: GrantFiled: March 3, 2010Date of Patent: February 16, 2016Assignees: BASF SE, Tokyo Institute of TechnologyInventors: Bilge Yilmaz, Ulrich Müller, Feng-Shou Xiao, Hermann Gies, Takashi Tatsumi, Dirk de Vos, Xinhe Bao, Weiping Zhang
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Patent number: 9221692Abstract: The present invention relates to a process for preparing at least one sheet silicate comprising Ga and/or Zn, and based thereon, a framework silicate, preferably of the RRO structure type, to the sheet silicate and framework silicate themselves and to the uses of the silicates, especially of the framework silicate, preferably as catalysts.Type: GrantFiled: April 3, 2008Date of Patent: December 29, 2015Assignees: BASF SE, RUBITEC-GESELLSCHAFT FUER INNOVATION UND TECHNOLOGIE DER RUHR-UNIVERSITAET BOCHUM MBHInventors: Ulrich Mueller, Natalia Trukhan, Hermann Gies, Bart Tijsebaert, Csaba Varszegi, Dirk De Vos
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Patent number: 9181145Abstract: The present invention relates to a process for the alkylation of an organic compound comprising: (a) providing a catalyst comprising one or more zeolitic materials having a BEA framework structure, wherein the BEA framework structure comprises YO2 and optionally comprises X2O3, wherein Y is a tetravalent element, and X is a trivalent element, (b) contacting the catalyst with one or more alkylatable organic compounds in the presence of one or more alkylating agents in one or more reactors for obtaining one or more alkylated organic compounds, wherein the one or more zeolitic materials is obtainable from a synthetic process which does not employ an organotemplate as structure directing agent.Type: GrantFiled: April 3, 2012Date of Patent: November 10, 2015Assignees: BASF SE, Tokyo Institute of TechnologyInventors: Bilge Yilmaz, Ulrich Müller, Faruk Özkirim, Dirk de Vos, Feng-Shou Xiao, Takashi Tatsumi, Xinhe Bao, Weiping Zhang, Hermann Gies, Hiroyuki Imai, Bart Tijsebaert
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Patent number: 8710271Abstract: The present invention relates to a process for the preparation of a zeolitic material having a BEA framework structure comprising the steps of: (i) providing one or more zeolitic materials having a BEA framework structure, wherein the BEA framework structure comprises YO2 and X2O3, wherein Y is a tetravalent element, and X is a trivalent element; (ii) subjecting the one or more zeolitic materials provided in step (i) to a procedure for removing at least a portion of X, preferably tetrahedrally coordinated X, from the BEA framework structure; wherein the Y:X molar ratios of the one or more zeolitic materials provided in step (i) are respectively comprised in the range of from 1 to 50.Type: GrantFiled: April 3, 2012Date of Patent: April 29, 2014Assignees: BASF SE, Tokyo Institute of TechnologyInventors: Bilge Yilmaz, Ulrich Müller, Faruk Özkirim, Takashi Tatsumi, Feng-Shou Xiao, Dirk de Vos, Xinhe Bao, Weiping Zhang, Hermann Gies, Hiroyuki Imai, Bart Tijsebaert
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Publication number: 20140113981Abstract: Described is a process for the production of a pillared silicate. The process comprises (i) providing a layered silicate; (ii) interlayer expanding the layered silicate provided in step (i) comprising a step of treating the layered silicate with one or more swelling agents; (iii) treating the interlayer expanded silicate obtained in step (ii) with one or more hydrolyzable silicon containing compounds; (iv) treating the interlayer expanded compound obtained in step (iii) with an aqueous solution to obtain a pillared silicate; (v) removing at least a portion of the one or more swelling agents from the pillared silicate obtained in step (iv); and (vi) impregnating the pillared silicate obtained in step (v) with one or more elements selected from the group consisting of Fe, Ru, Ir, and combinations of two or more thereof. Also described is a pillared silicate optionally obtainable from said process and its use, in particular, in a process for the production of one or more olefins according to the invention.Type: ApplicationFiled: October 17, 2013Publication date: April 24, 2014Applicant: BASF SEInventors: Bilge Yilmaz, Ulrich Müller, Xinhe Bao, Weiping Zhang, Dirk de Vos, Takashi Tatsumi, Feng-Shou Xiao, Hermann Gies, Hiroyuki Imai
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Patent number: 8574344Abstract: The present invention relates to template-free clathrasils whose framework comprises essentially SiO2, wherein the crystals of the clathrasils have the platelet-like morphology of a sheet silicate. The present invention further relates to a process for preparing these template-free clathrasils and also to their use as absorbent, as seed crystals for the synthesis of clathrasil membranes of the same zeolite type and in the form of dense layers which function as gas separation membranes having a molecular sieving action.Type: GrantFiled: September 28, 2009Date of Patent: November 5, 2013Assignee: BASF SEInventors: Hartwig Voβ, Jörg Therre, Hermann Gies, Bernd Marler
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Publication number: 20130101503Abstract: The present invention relates to a process for the preparation of a zeolitic material having a CHA framework structure, said zeolitic material comprising zeolite crystals having a core-shell structure, wherein said process comprises the steps of (1) providing a mixture comprising one or more sources for Z2O5, one or more sources for X2O3, optionally one or more structure directing agents, and seed crystals having a CHA framework structure, wherein the CHA framework structure of the seed crystals comprises YO2, X2O3, and optionally Z2O5, and wherein the seed crystals have a diameter of 450 nm or greater; (2) crystallizing the mixture provided in (1) to afford zeolite crystals comprising a core of seed crystal provided in step (1) and a shell crystallized on the seed crystal; wherein Z is a pentavalent element, Y is a tetravalent element, and X is a trivalent element.Type: ApplicationFiled: September 14, 2012Publication date: April 25, 2013Applicants: Tokyo Institute of Technology, BASF SEInventors: Bilge Yilmaz, Ulrich Müller, Feng-Shou Xiao, Takashi Tatsumi, Dirk de Vos, Xinhe Bao, Weiping Zhang, Hermann Gies, Hiroyuki Imai, Bart Tijsebaert, Limin Ren, Chengguan Yang
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Patent number: 8426332Abstract: The present invention relates to a pillared silicate compound comprising a layered silicate structure, and bridging metal atoms located between adjacent silicate layers of the silicate structure, wherein said bridging metal atoms form at least one covalent bond to each of the adjacent silicate layers, as well as a process for the preparation of a pillared silicate compound, and further includes a pillared silicate compound obtainable and or obtained according to said process, as well as a method of catalyzing a chemical reaction comprising the step of contacting one or more chemical compounds with the any of the aforementioned pillared silicate compounds.Type: GrantFiled: July 1, 2011Date of Patent: April 23, 2013Assignee: BASF SEInventors: Bilge Yilmaz, Ulrich Müller, Trees De Baerdemaeker, Hermann Gies, Feng-Shou Xiao, Takashi Tatsumi, Xinhe Bao, Weiping Zhang, Dirk de Vos
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Patent number: 8372378Abstract: The present invention relates to a process for the preparation of a silicate comprising at least silicon and oxygen, comprising (1) mixing of silicon dioxide and/or of a silicon dioxide precursor with an aqueous solution comprising at least one tetraalkylammonium compound comprising R1R2R3R4N+ and at least one base, wherein R1 and R2 are methyl and both R3 and R4 are n-propyl; (2) heating of the colloidal solution obtained according to (1) to a temperature in the range of from greater than the boiling point of the colloidal solution under the chosen pressure to 180° C. at atmospheric pressure to give a suspension comprising at least one silicate, wherein the silicate comprising at least silicon and oxygen is added as a crystallization auxiliary in (1).Type: GrantFiled: April 8, 2011Date of Patent: February 12, 2013Assignees: BASF SE, Rubitec GmbHInventors: Ulrich Mueller, Roger Ruetz, Hermann Gies
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Publication number: 20120259148Abstract: The present invention relates to a process for the alkylation of an organic compound comprising: (a) providing a catalyst comprising one or more zeolitic materials having a BEA framework structure, wherein the BEA framework structure comprises YO2 and optionally comprises X2O3, wherein Y is a tetravalent element, and X is a trivalent element, (b) contacting the catalyst with one or more alkylatable organic compounds in the presence of one or more alkylating agents in one or more reactors for obtaining one or more alkylated organic compounds, wherein the one or more zeolitic materials is obtainable from a synthetic process which does not employ an organotemplate as structure directing agent.Type: ApplicationFiled: April 3, 2012Publication date: October 11, 2012Applicants: Tokyo Institute of Technology, BASF SEInventors: Bilge Yilmaz, Ulrich Müller, Faruk Özkirim, Dirk de Vos, Feng-Shou Xiao, Takashi Tatsumi, Xinhe Bao, Weiping Zhang, Hermann Gies, Hiroyuki Imai, Bart Tijsebaert
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Publication number: 20120259141Abstract: The present invention relates to a process for the preparation of a zeolitic material having a BEA framework structure comprising the steps of: (i) providing one or more zeolitic materials having a BEA framework structure, wherein the BEA framework structure comprises YO2 and X2O3, wherein Y is a tetravalent element, and X is a trivalent element; (ii) subjecting the one or more zeolitic materials provided in step (i) to a procedure for removing at least a portion of X, preferably tetrahedrally coordinated X, from the BEA framework structure; wherein the Y:X molar ratios of the one or more zeolitic materials provided in step (i) are respectively comprised in the range of from 1 to 50.Type: ApplicationFiled: April 3, 2012Publication date: October 11, 2012Applicants: Tokyo Institute of Technology, BASF SEInventors: Bilge Yilmaz, Ulrich Müller, Faruk Özkirim, Takashi Tatsumi, Feng-Shou Xiao, Dirk de Vos, Xinhe Bao, Weiping Zhang, Hermann Gies, Hiroyuki Imai, Bart Tijsebaert
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Patent number: 8124560Abstract: The present invention relates to a tectosilicate having an X-ray diffraction pattern in which at least the following reflections occur: Intensity (%) Diffraction angle 2?/° [Cu K(alpha 1)] 100 ?9.8-10.2 24-34 11.0-11.4 ?9-19 15.5-15.9 12-22 19.4-19.6 19-29 19.6-19.8 100% relating to the intensity of the maximum peak in the X-ray diffraction pattern.Type: GrantFiled: October 7, 2010Date of Patent: February 28, 2012Assignees: BASF Aktiengesellschaft, rubitec GmbHInventors: Ulrich Mueller, Gerald Lippert, James Reuben Brown, Hermann Gies, Bernd Marler, Nadine Stroeter, Yingxia Wang
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Publication number: 20120016045Abstract: The present invention relates to a process for the preparation of a layered silicate containing at least silicon and oxygen, comprising (1) providing a mixture containing silica and/or at least one silica precursor, water, at least one tetraalkylammonium compound selected from the group consisting of diethyldimethylammonium compound, a triethylmethylammonium compound, and a mixture of a diethyldimethylammonium and a triethylmethylammonium compound, and at least one base, and optionally at least one suitable seeding material; and (2) heating of the mixture obtained according to (1) under autogenous pressure (hydrothermal conditions) to a temperature in the range of from to 120 to 160° C. for a period in the range of from 5 to 10 days to give a suspension containing the layered silicate.Type: ApplicationFiled: March 3, 2010Publication date: January 19, 2012Applicants: TOKYO INSTITUTE OF TECHNOLOGY, BASF SEInventors: Bilge Yilmaz, Ulrich Müller, Meike Pfaff, Hermann Gies, Feng-Shou Xiao, Takashi Tatsumi, Dirk de Vos, Xinhe Bao, Weiping Zhang
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Publication number: 20120004332Abstract: The present invention relates to a pillared silicate compound comprising a layered silicate structure, and bridging metal atoms located between adjacent silicate layers of the silicate structure, wherein said bridging metal atoms form at least one covalent bond to each of the adjacent silicate layers, as well as a process for the preparation of a pillared silicate compound, and further includes a pillared silicate compound obtainable and or obtained according to said process, as well as a method of catalyzing a chemical reaction comprising the step of contacting one or more chemical compounds with the any of the aforementioned pillared silicate compounds.Type: ApplicationFiled: July 1, 2011Publication date: January 5, 2012Applicants: BASF SEInventors: Bilge Yilmaz, Ulrich Müller, Trees De Baerdemaeker, Hermann Gies, Feng-Shou Xiao, Takashi Tatsumi, Xinhe Bao, Weiping Zhang, Dirk de Vos
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Publication number: 20120004465Abstract: A process for the preparation of an isomorphously substituted layered silicate comprising (1) providing a mixture containing silica or a precursor thereof, at least one structure directing agent (SDA) allowing for the crystallization of the layered silicate, and water; (2) heating the mixture obtained according to (1) under hydrothermal conditions; (3) adding at least one source at least one element suitable for isomorphous substitution; (4) heating the mixture obtained according to (3) under hydrothermal conditions.Type: ApplicationFiled: March 3, 2010Publication date: January 5, 2012Applicants: Tokyo Institute of Technology, BASF SEInventors: Bilge Yilmaz, Ulrich Müller, Meike Pfaff, Feng-Shou Xiao, Hermann Gies, Dirk de Vos, Xinhe Bao, Weiping Zhang, Takashi Tatsumi
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Publication number: 20110319251Abstract: The present invention relates to a process for the preparation of an isomorphously substituted RUB-36 silicate comprising (1) providing a mixture containing silica, preferably amorphous silica, and/or at least one silica precursor, water, at least one suitable structure directing agent, (2) heating the mixture obtained according to (1) under hydrothermal conditions to give a suspension containing an RUB-36 silicate, (3) separating the RUB-36 silicate, wherein (a) either the mixture according to (1) contains at least one element suitable for isomorphous substitution and/or (b) the separated RUB-36 silicate according to (3) is subjected to isomorphous substitution.Type: ApplicationFiled: March 3, 2010Publication date: December 29, 2011Applicant: BASF SEInventors: Bilge Yilmaz, Ulrich Müller, Feng-Shou Xiao, Hermann Gies, Xinhe Bao, Dirk De Vos, Takashi Tatsumi, Weiping Zhang
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Publication number: 20110319250Abstract: The present invention relates to a process for the preparation of a silicate compound, comprising (1) providing at least one layered silicate; and (2) mixing said layered silicate with water and at least one silicon containing compound according to formula R4-mSi[—(SiR2)n—R]m wherein at least one residue R is a leaving group and none of the residues R contains Si; m is 0, 1, 2, 3, or 4; and n is an integer greater than or equal to 0.Type: ApplicationFiled: March 3, 2010Publication date: December 29, 2011Applicants: Tokyo Institute of Technology, BASF SEInventors: Bilge Yilmaz, Ulrich Müller, Feng-Shou Xiao, Hermann Gies, Takashi Tatsumi, Dirk de Vos, Xinhe Bao, Weiping Zhang
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Publication number: 20110313226Abstract: Described is a process for the production of a zeolitic material having an LEV-type framework structure comprising YO2 and optionally comprising X2O3, wherein said process comprises: (1) preparing a mixture comprising one or more sources for YO2, one or more solvents, and optionally comprising seed crystals; and (2) crystallizing the mixture obtained in step (1); wherein Y is a tetravalent element, and X is a trivalent element, wherein the zeolitic material optionally comprises one or more alkali metals M, wherein the molar ratio of the total amount of the one or more solvents to the total amount of the one or more sources for YO2 based on YO2 is 9.5 or less, and wherein for crystallization temperatures of 175° C.Type: ApplicationFiled: June 17, 2011Publication date: December 22, 2011Applicants: Tokyo Institute of Technology, BASF SEInventors: Bilge Yilmaz, Ulrich Müller, Bibiana Andrea Betancur Moreno, Hermann Gies, Feng-Shou Xiao, Takashi Tatsumi, Xinhe Bao, Weiping Zhang, Dirk de Vos, Meike Pfaff, Bin Xie, Haiyan Zhang