Patents by Inventor Ivor Bull

Ivor Bull 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).

  • Publication number: 20150139897
    Abstract: Zeolite catalysts and systems and methods for preparing and using zeolite catalysts having the CHA crystal structure are disclosed. The catalysts can be used to remove nitrogen oxides from a gaseous medium across a broad temperature range and exhibit hydrothermal stable at high reaction temperatures. The zeolite catalysts include a zeolite carrier having a silica to alumina ratio from about 15:1 to about 256:1 and a copper to alumina ratio from about 0.25:1 to about 1:1.
    Type: Application
    Filed: January 16, 2015
    Publication date: May 21, 2015
    Inventors: Ivor Bull, Wen-Mei Xue, Patrick Burk, R. Samuel Boorse, William M. Jaglowski, Gerald Stephen Koermer, Ahmad Moini, Joseph A. Patchett, Joseph C. Dettling, Matthew Tyler Caudle
  • Publication number: 20150132215
    Abstract: The present invention relates to a process for the preparation of zeolites having CHA framework structure and a composition comprising the molar ratio (n SiO2):X2O3, wherein X is a trivalent element, and wherein n is at least 10, the process comprising (i) preparation of an aqueous solution containing at least one source for X2O3, wherein X is selected from Al, B, Ga, and a mixture of two or more, and at least one source for SiO2, at least one organic structure directing agent (SDA) other than Tetramethylammonium hydroxide (TMAOH), acting as a template for the CHA structure, and Tetramethylammonium hydroxide (TMAOH), wherein the SDA or mixtures thereof are employed in such amounts that the aqueous solution in (i) exhibits a molar ratio of SDA:TMAOH of 0.01 to 5; (ii) hydrothermal crystallization of the aqueous solution according to (i); wherein the aqueous solution of (i) contains copper in an amount less than 0.005 Cu: ((n YO2)+X2O3) where n is in the range of 10 to 50.
    Type: Application
    Filed: November 6, 2014
    Publication date: May 14, 2015
    Inventors: Ivor Bull, Ulrich Müller
  • Publication number: 20150132206
    Abstract: Zeolite catalysts and systems and methods for preparing and using zeolite catalysts having the CHA crystal structure are disclosed. The catalysts can be used to remove nitrogen oxides from a gaseous medium across a broad temperature range and exhibit hydrothermal stable at high reaction temperatures. The zeolite catalysts include a zeolite carrier having a silica to alumina ratio from about 15:1 to about 256:1 and a copper to alumina ratio from about 0.25: 1 to about 1:1.
    Type: Application
    Filed: January 16, 2015
    Publication date: May 14, 2015
    Inventors: Ivor Bull, Wen-Mei Xue, Patrick Burk, R. Samuel Boorse, William M. Jaglowski, Gerald Stephen Koermer, Ahmad Moini, Joseph A. Patchett, Joseph C. Dettling, Matthew Tyler Caudle
  • Patent number: 8883119
    Abstract: A process for the preparation of zeolites having CHA framework structure and a composition comprising the molar ratio (n Si02):X203, wherein X is a trivalent element, and wherein n is at least 10, the process comprising (i) preparation of an aqueous solution containing at least one source for X203, wherein X is selected from Al, B, Ga, and a mixture of two or more, and at least one source for Si02, at least one organic structure directing agent (SDA) other than Tetramethylammonium hydroxide (TMAOH), acting as a template for the CHA structure, and Tetramethylammonium hydroxide (TMAOH), wherein the SDA or mixtures thereof are employed in such amounts that the aqueous solution in (i) exhibits a molar ratio of SDA:TMAOH of 0.01 to 5; (ii) hydrothermal crystallization of the aqueous solution according to (i); wherein the aqueous solution of (i) contains copper in an amount less than 0.005 Cu:((n O2):X2O3) where n is in the range of 10 to 50.
    Type: Grant
    Filed: November 23, 2010
    Date of Patent: November 11, 2014
    Assignee: BASF SE
    Inventors: Ivor Bull, Ulrich Müller
  • Publication number: 20140255328
    Abstract: This invention relates to a synthetically derived zinc phlogopite platelets, of superior platelet diameter, effect pigments comprising such synthetically derived platelets and methods of forming said substrates. More specifically the disclosure describes an improved hydrothermal synthesis of zinc phlogopite suitable as a platelets for interference pigments, barrier and flame retardant applications.
    Type: Application
    Filed: March 11, 2014
    Publication date: September 11, 2014
    Inventors: Meaghan Clark McGuire, Ivor Bull, Geoffrey Mark Johnson
  • Publication number: 20140251202
    Abstract: This invention relates to synthetically derived zinc phlogopite substrates, of superior aspect ratio, effect pigments comprising such synthetically derived substrates and methods of forming said substrates. More specifically the disclosure describes an improved hydrothermal synthesis of zinc phlogopite suitable as a substrate for interference pigments, barrier and flame retardant applications.
    Type: Application
    Filed: March 11, 2014
    Publication date: September 11, 2014
    Inventors: Meaghan Clark McGuire, Ivor Bull, Geoffrey Mark Johnson, Enzo Cordola
  • Publication number: 20140251184
    Abstract: This invention relates to synthetically derived zinc phlogopite platelets, of superior aspect ratio, effect pigments comprising such synthetically derived platelets and methods of forming said platelets. More specifically the disclosure describes an improved hydrothermal synthesis of zinc phlogopite suitable as a platelets for interference pigments, barrier and flame retardant applications.
    Type: Application
    Filed: March 11, 2014
    Publication date: September 11, 2014
    Inventors: Meaghan Clark McGuire, Ivor Bull, Geoffrey Mark Johnson, Enzo Cordola
  • Publication number: 20140256866
    Abstract: This invention relates to megakalsilite platelets, methods of hydrothermally forming said platelets and the megakalsilite platelets obtainable via the disclosed hydrothermal method. More specifically the disclosure describes an improved hydrothermal synthesis of megakalsilite platelets, which are suitable as platelet for interference pigments, and in barrier and flame retardant applications.
    Type: Application
    Filed: March 11, 2014
    Publication date: September 11, 2014
    Inventors: Meaghan Clark McGuire, Ivor Bull, Geoffrey Mark Johnson
  • Publication number: 20140234206
    Abstract: A process for the preparation of a copper containing zeolitic material having CHA framework structure and a composition comprising the molar ratio (n YO2):X2O3 wherein X is a trivalent element, preferably Al, Y is a tetravalent element, preferably Si, and wherein n is preferably at least 20, the process comprising the preparation of an phosphor-free aqueous solution containing at least one source for X2O3 and at least one source for YO2, at least one structure directing agent suitable for the preparation of a zeolitic material having CHA framework structure, and at least one Cu source, and the process further comprising the hydrothermal crystallization of said aqueous solution obtaining a suspension containing the copper containing zeolitic material having CHA framework structure.
    Type: Application
    Filed: March 18, 2014
    Publication date: August 21, 2014
    Applicant: BASF SE
    Inventors: Natalia Trukhan, Ulrich Müller, Ivor Bull
  • Publication number: 20140219879
    Abstract: Zeolite catalysts and systems and methods for preparing and using zeolite catalysts having the CHA crystal structure are disclosed. The catalysts can be used to remove nitrogen oxides from a gaseous medium across a broad temperature range and exhibit hydrothermal stable at high reaction temperatures. The zeolite catalysts include a zeolite carrier having a silica to alumina ratio from about 15:1 to about 256:1 and a copper to alumina ratio from about 0.25:1 to about 1:1.
    Type: Application
    Filed: April 4, 2014
    Publication date: August 7, 2014
    Applicant: BASF Corporation
    Inventors: Ivor Bull, Wen-Mei Xue, Patrick Burk, R. Samuel Boorse, William M. Jaglowski, Gerald Stephen Koermer, Ahmad Moini, Joseph A. Patchett, Joseph C. Dettling, Matthew Tyler Caudle
  • Patent number: 8735311
    Abstract: Zeolite catalysts and systems and methods for preparing and using zeolite catalysts having the CHA crystal structure are disclosed. The catalysts can be used to remove nitrogen oxides from a gaseous medium across a broad temperature range and exhibit hydrothermal stable at high reaction temperatures. The zeolite catalysts include a zeolite carrier having a silica to alumina ratio from about 15:1 to about 256:1 and a copper to alumina ratio from about 0.25:1 to about 1:1.
    Type: Grant
    Filed: March 8, 2013
    Date of Patent: May 27, 2014
    Assignee: BASF Corporation
    Inventors: Ivor Bull, Wen-Mei Xue, Patrick Burk, R. Samuel Boorse, William M. Jaglowski, Gerald Stephen Koermer, Ahmad Moini, Joseph A. Patchett, Joseph C. Dettling, Matthew Tyler Caudle
  • Patent number: 8715618
    Abstract: A process for the preparation of a copper containing zeolitic material having CHA framework structure and a composition comprising the molar ratio (n YO2):X203 wherein X is a trivalent element, preferably Al, Y is a tetravalent element, preferably Si, and wherein n is preferably at least 20. The process comprising the preparation of an phosphor-free aqueous solution containing at least one source for X203 and at least one source for YO2, at least one structure directing agent suitable for the preparation of a zeolitic material having CHA framework structure, and at least one Cu source, and the process further comprising the hydrothermal crystallization of said aqueous solution obtaining a suspension containing the copper containing zeolitic material having CHA framework structure.
    Type: Grant
    Filed: May 19, 2009
    Date of Patent: May 6, 2014
    Assignee: BASF SE
    Inventors: Natalia Trukhan, Ulrich Mueller, Ivor Bull
  • Patent number: 8617474
    Abstract: Systems for treating exhaust gas incorporating catalysts comprising metal-loaded non-zeolitic molecular sieves having the CHA crystal structure, including Cu-SAPO-34, and methods for preparing such catalysts are disclosed. The catalysts can be used to remove nitrogen oxides from a gaseous medium across a broad temperature range and exhibit hydrothermal stability at high reaction temperatures.
    Type: Grant
    Filed: August 22, 2011
    Date of Patent: December 31, 2013
    Assignee: BASF Corporation
    Inventors: Ivor Bull, Gerald Stephen Koermer, Ahmad Moini, Signe Unverricht
  • Patent number: 8409546
    Abstract: The present invention relates to a process for the preparation of zeolites having B-CHA framework structure and a composition comprising the molar ratio (n SiO2):B2O3, wherein n is at least 10, the process comprising (i) preparation of an aqueous solution containing at least one source for B2O3, at least one source for SiO2, at least one source of seeding crystals of chabazite structure, at least one organic structure directing agent (SDA) other than Tetramethylammonium hydroxide (TMAOH), acting as a template for the B-CHA structure, and Tetramethylammonium hydroxide (TMAOH), wherein the SDA or mixtures thereof are employed in such amounts that the aqueous solution in (i) exhibits a molar ratio of SDA:TMAOH of 0.
    Type: Grant
    Filed: November 19, 2010
    Date of Patent: April 2, 2013
    Assignee: BASF SE
    Inventors: Ivor Bull, Ulrich Mueller
  • Patent number: 8404203
    Abstract: Zeolite catalysts and systems and methods for preparing and using zeolite catalysts having the CHA crystal structure are disclosed. The catalysts can be used to remove nitrogen oxides from a gaseous medium across a broad temperature range and exhibit hydrothermal stable at high reaction temperatures. The zeolite catalysts include a zeolite carrier having a silica to alumina ratio from about 15:1 to about 256:1 and a copper to aluminum ratio from about 0.25:1 to about 1:1.
    Type: Grant
    Filed: June 8, 2009
    Date of Patent: March 26, 2013
    Assignee: BASF Corporation
    Inventors: Ivor Bull, Wen-Mei Xue, Patrick Burk, R. Samuel Boorse, William M. Jaglowski, Gerald S. Koermer, Ahmad Moini, Joseph A. Patchett, Joseph C. Dettling, Matthew T. Caudle
  • Patent number: 8293198
    Abstract: Disclosed are processes for the preparation of copper containing molecular sieves with the CHA structure wherein the copper is exchanged into the Na+-form of the Chabazite, using a liquid copper solution wherein the concentration of copper is in the range of about 0.001 to about 0.4 molar. Also described are copper containing molecular sieves with the CHA structure, catalysts incorporating molecular sieves, systems and methods for their use.
    Type: Grant
    Filed: December 16, 2010
    Date of Patent: October 23, 2012
    Assignee: BASF Corporation
    Inventors: Tilman W. Beutel, Ivor Bull, Ahmad Moini, Michael Breen, Martin Dieterle, Saeed Alerasool, Xinsheng Liu, Wenyong Lin, Barbara Slawski, Ulrich Mueller
  • Patent number: 8293199
    Abstract: Disclosed are processes for the preparation of copper containing molecular sieves with the CHA structure having a silica to alumina mole ratio greater than about 10, wherein the copper exchange step is conducted via wet state exchanged and prior to the coating step and wherein in the copper exchange step a liquid copper solution is used wherein the concentration of copper is in the range of about 0.001 to about 0.25 molar using copper acetate and/or an ammoniacal solution of copper ions as copper source. Catalysts made by the processes, catalyst systems and methods of treating exhaust gas with the molecular sieves and catalysts are also disclosed.
    Type: Grant
    Filed: December 16, 2010
    Date of Patent: October 23, 2012
    Assignee: BASF Corporation
    Inventors: Tilman W. Beutel, Ivor Bull, Ahmad Moini, Michael Breen, Martin Dieterle, Saeed Alerasool, Barbara Slawski
  • Publication number: 20120244066
    Abstract: The present invention relates to a process for the preparation of zeolites having CHA framework structure and a composition comprising the molar ratio (n SiO2):X2O3, wherein X is a trivalent element, and wherein n is at least 10, the process comprising (i) preparation of an aqueous solution containing at least one source for X2O3, wherein X is selected from Al, B, Ga, and a mixture of two or more, and at least one source for SiO2, at least one organic structure directing agent (SDA) other than Tetrame-thylammonium hydroxide (TMAOH), acting as a template for the CHA structure, and Tetramethylammonium hydroxide (TMAOH), wherein the SDA or mixtures thereof are employed in such amounts that the aqueous solution in (i) exhibits a molar ratio of SDA:TMAOH of 0.01 to 5; (ii) hydrothermal crystallization of the aqueous solution according to (i); wherein the aqueous solution of (i) contains copper in an amount less than 0.005 Cu:((n YO2)+X2O3) where n is in the range of 10 to 50.
    Type: Application
    Filed: November 23, 2010
    Publication date: September 27, 2012
    Applicant: BASF SE
    Inventors: Ivor Bull, Ulrich Müller
  • Publication number: 20120208691
    Abstract: Aspects of the present invention relates to a copper containing Levyne molecular sieve having a silica to alumina mole ratio less than 30 and a Cu:Al atomic ratio less than 0.45, wherein the Levyne molecular sieve retains at least 60% of its surface area after exposure to a temperature of from about 750° C. to about 950° C. in the present of up to 10 volume percent water vapor for a time ranging from about 1 to about 48 hours.
    Type: Application
    Filed: October 11, 2010
    Publication date: August 16, 2012
    Applicants: BASF Catalysts LLC, BASF SE
    Inventors: Ivor Bull, Ulrich Müller, Bilge Yilmaz
  • Publication number: 20120014867
    Abstract: Described is a copper containing ZSM-34, OFF and/or ERI zeolitic material having a silica to alumina mole ratio ranging from about 4 to about 50 and a copper content, reported as CuO, ranging from about 1 to about 10 wt.-%, based on the total weight of the calcined zeolitic material, and having an alkali metal content, reported as the metal oxide, of less than about 0.7 wt.-%.
    Type: Application
    Filed: July 15, 2011
    Publication date: January 19, 2012
    Applicant: BASF SE
    Inventors: Ivor Bull, Ulrich Müeller