Patents by Inventor Ronald S. Eisinger
Ronald S. Eisinger 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: 9303103Abstract: Embodiments disclosed herein generally relate to olefin polymerization catalysts, and more specifically to chromium-based catalysts and methods of use of chromium-based catalysts for the production of polyolefins, and even more specifically to methods for controlling or tailoring the flow index response of chromium-based catalysts through the controlled addition of a reducing agent to the catalysts under controlled mixing conditions.Type: GrantFiled: December 10, 2008Date of Patent: April 5, 2016Assignee: Univation Technologies, LLCInventors: John H. Moorhouse, Kevin J. Cann, Mark G. Goode, Ronald S. Eisinger
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Patent number: 9133081Abstract: Methods for the removal of impurities, for example, carbon monoxide, from a polymerization feed streams are provided.Type: GrantFiled: November 12, 2008Date of Patent: September 15, 2015Assignee: Univation Technologies, LLCInventor: Ronald S. Eisinger
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Patent number: 9039811Abstract: Apparatus and methods for separating volatiles from particulates are provided. The apparatus includes a separator having an internal volume and a fluid discharge outlet, a particulate discharge outlet, a particulate inlet, and a fluid inlet disposed on the separator and in fluid communication with the internal volume. The particulate inlet is disposed toward a first end of the separator and the fluid inlet is disposed toward a second end of the separator. The fluid inlet includes one or more openings disposed through a sidewall of the separator.Type: GrantFiled: November 22, 2010Date of Patent: May 26, 2015Assignee: Univation Technologies, LLCInventors: Ronald S. Eisinger, Bruce S. Holden, Timothy Charles Frank
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Patent number: 8981021Abstract: Various methods and systems for using oxygen in a polyolefin polymerization reactor system are provided. In certain embodiments, the methods are performed in conjunction with a polymerization reactor system such as a gas-phase reactor system.Type: GrantFiled: February 21, 2008Date of Patent: March 17, 2015Assignee: Univation Technologies, LLCInventors: Ronald S. Eisinger, Mark G. Goode
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Patent number: 8852541Abstract: Systems and methods for removing impurities from a feed fluid in a single vessel. A method generally includes, in single vessel, contacting a feed fluid passing through the vessel with a copper-based material for removing oxygen from the feed fluid; and contacting the feed fluid passing through the vessel with an adsorbent for removing at least one of water, carbon dioxide, and oxygenated hydrocarbons from the feed fluid.Type: GrantFiled: April 16, 2009Date of Patent: October 7, 2014Assignee: Univation Technologies, LLCInventors: Ronald S. Eisinger, David M. Gaines
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Publication number: 20140179882Abstract: The present invention is broadly directed to various methods and systems for gas and liquid phase polymer production. In certain embodiments, the methods are performed in conjunction with a polymerization reactor system such as gas phase reactor system or liquid phase reactor system. The invention is also broadly directed to various systems in which polymer properties are manipulated by addition of DEALE directly to a polymerization reactor system.Type: ApplicationFiled: December 11, 2009Publication date: June 26, 2014Applicant: UNIVATION TECHNOLOGIES, LLCInventors: Mark G. Goode, Kevin J. Cann, Ronald S. Eisinger, Barbara J. Kopp, John H. Moorhouse
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Publication number: 20120311884Abstract: Apparatus and methods for separating volatiles from particulates are provided. The apparatus includes a separator having an internal volume and a fluid discharge outlet, a particulate discharge outlet, a particulate inlet, and a fluid inlet disposed on the separator and in fluid communication with the internal volume. The particulate inlet is disposed toward a first end of the separator and the fluid inlet is disposed toward a second end of the separator. The fluid inlet includes one or more openings disposed through a sidewall of the separator.Type: ApplicationFiled: November 22, 2010Publication date: December 13, 2012Applicant: UNIVATION TECHNOLOGIES, LLCInventors: Ronald S. Eisinger, Bruce S. Holden, Timothy Charles Frank
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Patent number: 8129484Abstract: Disclosed herein are various processes, including continuous fluidized-bed gas-phase polymerization processes for making a high strength, high density polyethylene copolymer, comprising (including): contacting monomers that include ethylene and optionally at least one non-ethylene monomer with fluidized catalyst particles in a gas phase in the presence of hydrogen gas at an ethylene partial pressure of 100 psi or more and a polymerization temperature of 120° C. or less to produce a polyethylene copolymer having a density of 0.945 g/cc or more and an ESCR Index of 1.0 or more wherein the catalyst particles are prepared at an activation temperature of 700° C. or less, and include silica, chromium, and titanium.Type: GrantFiled: July 21, 2006Date of Patent: March 6, 2012Assignee: Univation Technologies, LLCInventors: Kevin J. Cann, Ronald S. Eisinger, Mark G. Goode, John H. Moorhouse, Cliff R. Mure, Stephen P. Jaker, Maria A. Apecetche
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Patent number: 8101691Abstract: Disclosed herein are various methods and systems for gas and liquid phase polymer production. In certain embodiments, the methods comprise manipulating properties of polymers produced by adjusting the hydrogen feed rate.Type: GrantFiled: December 17, 2009Date of Patent: January 24, 2012Assignee: Univation Technologies, LLCInventors: Mark G. Goode, Maria Pollard, Kevin J. Cann, Ronald S. Eisinger, Barbara J. Kopp, John H. Moorhouse
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Publication number: 20110237763Abstract: Disclosed herein are various methods and systems for gas and liquid phase polymer production. In certain embodiments, the methods comprise manipulating properties of polymers produced by adjusting the hydrogen feed rate.Type: ApplicationFiled: December 17, 2009Publication date: September 29, 2011Applicant: UNIVATION TECHNOLOGIES, LLCInventors: Mark G. Goode, Maria Pollard, Kevin J. Cann, Ronald S. Eisinger, Barbara J. Kopp, John H. Moorhouse
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Publication number: 20110218307Abstract: The present invention is broadly directed to various methods and systems for gas and liquid phase polymer production. In certain embodiments, the methods are performed in conjunction with a polymerization reactor system such as gas phase reactor system or liquid phase reactor system. The invention is also broadly directed to various systems in which polymer properties are manipulated by addition of DEALE directly to a polymerization reactor system.Type: ApplicationFiled: December 11, 2009Publication date: September 8, 2011Applicant: UNIVATION TECHNOLOGIES, LLCInventors: Mark G. Goode, Kevin J. Cann, Ronald S. Eisinger, Barbara J. Kopp, John H. Moorhouse
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Patent number: 7915357Abstract: Disclosed herein are various processes, including continuous fluidized-bed gas-phase polymerization processes for making a high strength, high density polyethylene copolymer, comprising (including): contacting monomers that include ethylene and optionally at least one non-ethylene monomer with fluidized catalyst particles in a gas phase in the presence of hydrogen gas at an ethylene partial pressure of 100 psi or more and a polymerization temperature of 105° C. or less to produce a polyethylene copolymer having a density of 0.945 g/cc or more and an ESCR Index of 1.0 or more wherein the catalyst particles are prepared at an activation temperature of 700° C. or less, and include silica, chromium, and titanium.Type: GrantFiled: February 26, 2010Date of Patent: March 29, 2011Assignee: Univation Technologies, LLCInventors: Kevin Joseph Cann, Ronald S. Eisinger, Mark Gregory Goode, John H. Moorhouse, Cliff R. Mure, Stephen P. Jaker, Maria A. Apecetche
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Publication number: 20110027156Abstract: Systems and methods for removing impurities from a feed fluid in a single vessel. A method generally includes, in single vessel, contacting a feed fluid passing through the vessel with a copper-based material for removing oxygen from the feed fluid; and contacting the feed fluid passing through the vessel with an adsorbent for removing at least one of water, carbon dioxide, and oxygenated hydrocarbons from the feed fluid.Type: ApplicationFiled: April 16, 2009Publication date: February 3, 2011Applicant: UNIVATION TECHNOLOGIES, LLCInventors: Ronald S. Eisinger, David M. Gaines
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Publication number: 20110010938Abstract: Embodiments disclosed herein generally relate to olefin polymerization catalysts, and more specifically to chromium-based catalysts and methods of use of chromium-based catalysts for the production of polyolefins, and even more specifically to methods for controlling or tailoring the flow index response of chromium-based catalysts through the controlled addition of a reducing agent to the catalysts under controlled mixing conditions.Type: ApplicationFiled: December 10, 2008Publication date: January 20, 2011Applicant: UNIVATION TECHNOLOGIES, LLCInventors: John H. Moorhouse, Kevin J. Cann, Mark G. Goode, Ronald S. Eisinger
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Patent number: 7816296Abstract: Embodiments of the present invention include a method of polymerizing olefins comprising contacting olefins with a catalyst composition made by the process of combining a hindered polyalicyclic alkyl catalyst precursor with a particulate inorganic oxide for a deposition time greater than 2 hours to form a catalyst composition. Embodiments of the present invention also include catalyst compositions comprising a hindered polyalicyclic alkyl catalyst precursor made by the process of combining the hindered polyalicyclic alkyl catalyst precursor with a particulate inorganic oxide for a deposition time greater than 2 hours to form the catalyst composition.Type: GrantFiled: January 20, 2010Date of Patent: October 19, 2010Assignee: Univation Technologies, LLCInventors: Maria A. Apecetche, John Moorhouse, Mark G. Goode, Ronald S. Eisinger, Kevin J. Cann
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Publication number: 20100261856Abstract: Methods for the removal of impurities, for example, carbon monoxide, from a polymerization feed streams are provided.Type: ApplicationFiled: November 12, 2008Publication date: October 14, 2010Applicant: UNIVATION TECHNOLOGIES, LLCInventor: Ronald S. Eisinger
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Publication number: 20100160580Abstract: Disclosed herein are various processes, including continuous fluidized-bed gas-phase polymerization processes for making a high strength, high density polyethylene copolymer, comprising (including): contacting monomers that include ethylene and optionally at least one non-ethylene monomer with fluidized catalyst particles in a gas phase in the presence of hydrogen gas at an ethylene partial pressure of 100 psi or more and a polymerization temperature of 105° C. or less to produce a polyethylene copolymer having a density of 0.945 g/cc or more and an ESCR Index of 1.0 or more wherein the catalyst particles are prepared at an activation temperature of 700° C. or less, and include silica, chromium, and titanium.Type: ApplicationFiled: February 26, 2010Publication date: June 24, 2010Applicant: Univation Technologies, LLCInventors: Kevin Joseph Cann, Ronald S. Eisinger, Mark Gregory Goode, John H. Moorhouse, Cliff R. Mure, Stephen P. Jaker, Maria A. Apecetche
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Publication number: 20100137533Abstract: Embodiments of the present invention include a method of polymerizing olefins comprising contacting olefins with a catalyst composition made by the process of combining a hindered polyalicyclic alkyl catalyst precursor with a particulate inorganic oxide for a deposition time greater than 2 hours to form a catalyst composition. Embodiments of the present invention also include catalyst compositions comprising a hindered polyalicyclic alkyl catalyst precursor made by the process of combining the hindered polyalicyclic alkyl catalyst precursor with a particulate inorganic oxide for a deposition time greater than 2 hours to form the catalyst composition.Type: ApplicationFiled: January 20, 2010Publication date: June 3, 2010Applicant: Univation Technologies, LLCInventors: Maria A. Apecetche, John Moorhouse, Mark G. Goode, Ronald S. Eisinger, Kevin J. Cann
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Publication number: 20100105849Abstract: Various methods and systems for using oxygen in a polyolefin polymerization reactor system are provided. In certain embodiments, the methods are performed in conjunction with a polymerization reactor system such as a gas-phase reactor system.Type: ApplicationFiled: February 21, 2008Publication date: April 29, 2010Applicant: Univation Technologies, LLCInventors: Ronald S. Eisinger, Mark G. Goode
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Publication number: 20090215970Abstract: Disclosed herein are various processes, including continuous fluidized-bed gas-phase polymerization processes for making a high strength, high density polyethylene copolymer, comprising (including): contacting monomers that include ethylene and optionally at least one non-ethylene monomer with fluidized catalyst particles in a gas phase in the presence of hydrogen gas at an ethylene partial pressure of 100 psi or more and a polymerization temperature of 120° C. or less to produce a polyethylene copolymer having a density of 0.945 g/cc or more and an ESCR Index of 1.0 or more wherein the catalyst particles are prepared at an activation temperature of 700° C. or less, and include silica, chromium, and titanium.Type: ApplicationFiled: July 21, 2006Publication date: August 27, 2009Applicant: UNIVATION TECHNOLOGIES, LLC.Inventors: Kevin J. Cann, Ronald S. Eisinger, Mark G. Goode, John H. Moorhouse, Cliff R. Mure, Stephen P. Jaker, Maria A. Apecetche