Patents by Inventor Kersten Terry
Kersten Terry 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: 8563458Abstract: A method of polymerizing olefins with catalyst systems, such as, for example, a multimodal catalyst system, wherein the catalyst system is stored at a controlled temperature to minimize loss of catalyst system productivity.Type: GrantFiled: November 22, 2011Date of Patent: October 22, 2013Assignee: Univation Technologies, LLCInventors: Natarajan Muruganandam, Jeevan Abichandani, Kersten A. Terry, Hement G. Patel, George Rodriguez
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Publication number: 20120065054Abstract: A method of polymerizing olefins with catalyst systems, such as, for example, a multimodal catalyst system, wherein the catalyst system is stored at a controlled temperature to minimize loss of catalyst system productivity.Type: ApplicationFiled: November 22, 2011Publication date: March 15, 2012Applicant: UNIVATION TECHNOLOGIES, LLCInventors: Natarajan Muruganandam, Jeevan Abichandani, Kersten A. Terry, Hement G. Patel, George Rodriguez
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Patent number: 8088871Abstract: A method of polymerizing olefins with catalyst systems, such as, for example, a multimodal catalyst system, wherein the catalyst system is stored at a controlled temperature to minimize loss of catalyst system productivity.Type: GrantFiled: November 13, 2007Date of Patent: January 3, 2012Assignee: Univation Technologies, LLCInventors: Natarajan Muruganandam, Jeevan Abichandani, Kersten A. Terry, Hemant G. Patel, George Rodriguez
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Patent number: 7989562Abstract: A system and method for olefin polymerization is provided. The method includes polymerizing one or more olefins within a reactor having one or more injection tubes in fluid communication therewith, at least one of the one or more injection tubes having two or more concentric flow paths; flowing a catalyst through a first flow concentric path of the injection tube into the reactor; flowing one or more monomers through a second concentric flow path of the injection tube into the reactor; measuring rate of heat removal within the reactor; and adjusting the one or more monomers flow through the injection tube in response to the rate of heat removal in the reactor.Type: GrantFiled: September 26, 2007Date of Patent: August 2, 2011Assignee: Univation Technologies, LLCInventors: Kersten A Terry, Mark W. Blood, John H. Oskam, Timothy R. Lynn, Bruce J. Savatsky, Mark B. Davis
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Patent number: 7973112Abstract: A method for preparing a spray dried catalyst and a low viscosity, low foam spray dried catalyst system for olefin polymerization are provided. In one aspect, the method includes preparing a catalyst system including one or more components selected from metallocenes, non-metallocenes, and activators, adding mineral oil to the catalyst system to form a slurry, and adding one or more liquid alkanes having three or more carbon atoms to the slurry in an amount sufficient to reduce foaming and viscosity of the slurry. In one aspect, the catalyst system includes one or more catalysts selected from metallocenes, non-metallocenes, and a combination thereof, wherein the catalyst system is spray dried. The system further includes mineral oil to form a slurry including a catalyst system, and one or more liquid alkanes having three or more carbon atoms in an amount sufficient to reduce foaming and viscosity of the slurry.Type: GrantFiled: June 25, 2009Date of Patent: July 5, 2011Assignee: Univation Technologies, LLCInventors: Natarajan Muruganandam, Kersten A. Terry, Michael D. Awe, John H. Oskam
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Publication number: 20110040048Abstract: A system and method for olefin polymerization is provided. The method includes polymerizing one or more olefins within a reactor having one or more injection tubes in fluid communication therewith, at least one of the one or more injection tubes having two or more concentric flow paths; flowing a catalyst through a first flow concentric path of the injection tube into the reactor; flowing one or more monomers through a second concentric flow path of the injection tube into the reactor; measuring rate of heat removal within the reactor; and adjusting the one or more monomers flow through the injection tube in response to the rate of heat removal in the reactor.Type: ApplicationFiled: September 26, 2007Publication date: February 17, 2011Inventors: Kersten A. Terry, Mark W. Blood, John H. Oskam, Timothy R. Lynn, Bruce J. Savatsky, Mark B. Davis
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Publication number: 20100063227Abstract: A method of polymerizing olefins with catalyst systems, such as, for example, a multimodal catalyst system, wherein the catalyst system is stored at a controlled temperature to minimize loss of catalyst system productivity.Type: ApplicationFiled: November 13, 2007Publication date: March 11, 2010Applicant: UNIVATION TECHNOLOGIES, LLCInventors: Natarajan Muruganandam, Jeevan Abichandani, Kersten A. Terry, Hemant G. Patel, George Rodriguez
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Publication number: 20100041841Abstract: A nozzle for catalyst injection for olefin polymerization is provided. In one or more embodiments the nozzle includes a first conduit including a body, a tapered section, and an injection tip. The nozzle also includes a second conduit having an inner surface and an outer surface. The first conduit is disposed about the second conduit defining a first annulus therebetween. The nozzle further includes a support member at least partially disposed about the outer surface of the first conduit defining a second annulus therebetween. The support member has a converging outer surface at a first end thereof.Type: ApplicationFiled: September 26, 2007Publication date: February 18, 2010Applicant: Univation Tecchnologies, LLCInventors: Kersten A. Terry, Mark W. Blood, John H. Oskam, Timothy R. Lynn, Bruce J. Savatsky, Mark B. Davis, Daniel P. Zilker, JR., Charles W. Lipp
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Publication number: 20100010179Abstract: A method for preparing a spray dried catalyst and a low viscosity, low foam spray dried catalyst system for olefin polymerization are provided. In one aspect, the method includes preparing a catalyst system including one or more components selected from metallocenes, non-metallocenes, and activators, adding mineral oil to the catalyst system to form a slurry, and adding one or more liquid alkanes having three or more carbon atoms to the slurry in an amount sufficient to reduce foaming and viscosity of the slurry. In one aspect, the catalyst system includes one or more catalysts selected from metallocenes, non-metallocenes, and a combination thereof, wherein the catalyst system is spray dried. The system further includes mineral oil to form a slurry including a catalyst system, and one or more liquid alkanes having three or more carbon atoms in an amount sufficient to reduce foaming and viscosity of the slurry.Type: ApplicationFiled: June 25, 2009Publication date: January 14, 2010Applicant: Univation Technologies, LLCInventors: Natarajan Muruganandam, Kersten A. Terry, Michael D. Awe, John H. Oskam
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Publication number: 20070191215Abstract: A method for preparing a spray dried catalyst and a low viscosity, low foam spray dried catalyst system for olefin polymerization are provided. In one aspect, the method includes preparing a catalyst system including one or more components selected from metallocenes, non-metallocenes, and activators, adding mineral oil to the catalyst system to form a slurry, and adding one or more liquid alkanes having three or more carbon atoms to the slurry in an amount sufficient to reduce foaming and viscosity of the slurry. In one aspect, the catalyst system includes one or more catalysts selected from metallocenes, non-metallocenes, and a combination thereof, wherein the catalyst system is spray dried. The system further includes mineral oil to form a slurry including a catalyst system, and one or more liquid alkanes having three or more carbon atoms in an amount sufficient to reduce foaming and viscosity of the slurry.Type: ApplicationFiled: April 10, 2007Publication date: August 16, 2007Applicant: UNIVATION TECHNOLOGIES, LLCInventors: Natarajan Muruganandam, Kersten Terry, Michael Awe, John Oskam
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Publication number: 20060172883Abstract: A method for preparing a spray dried catalyst and a low viscosity, low foam spray dried catalyst system for olefin polymerization are provided. In one aspect, the method includes preparing a catalyst system including one or more components selected from metallocenes, non-metallocenes, and activators, adding mineral oil to the catalyst system to form a slurry, and adding one or more liquid alkanes having three or more carbon atoms to the slurry in an amount sufficient to reduce foaming and viscosity of the slurry. In one aspect, the catalyst system includes one or more catalysts selected from metallocenes, non-metallocenes, and a combination thereof, wherein the catalyst system is spray dried. The system further includes mineral oil to form a slurry including a catalyst system, and one or more liquid alkanes having three or more carbon atoms in an amount sufficient to reduce foaming and viscosity of the slurry.Type: ApplicationFiled: January 20, 2006Publication date: August 3, 2006Inventors: Natarajan Muruganandam, Kersten Terry, Michael Awe, John Oskam
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Publication number: 20050182210Abstract: A method for preparing a spray dried catalyst and a low viscosity, low foam spray dried catalyst system for olefin polymerization are provided. In one aspect, the method includes preparing a catalyst system comprising one or more components selected from the group consisting of metallocenes, non-metallocenes, and activators, adding mineral oil to the catalyst system to form a slurry, and adding one or more liquid alkanes having three or more carbon atoms to the slurry in an amount sufficient to reduce foaming and viscosity of the slurry. In one aspect, the catalyst system includes one or more catalysts selected from the group consisting of metallocenes, non-metallocenes, and a combination thereof, wherein the catalyst system is spray dried. The system further includes mineral oil to form a slurry comprising the catalyst system, and one or more liquid alkanes having three or more carbon atoms in an amount sufficient to reduce foaming and viscosity of the slurry.Type: ApplicationFiled: February 17, 2004Publication date: August 18, 2005Inventors: Natarajan Muruganandam, Kersten Terry, Michael Awe, John Oskam
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Publication number: 20050154167Abstract: This invention relates to a process to polymerize olefin(s) comprising combining a solution, slurry or solid comprising one or more bulky ligand metallocene catalyst compounds, an optional support, and or one or more activator(s) with a solution comprising one or more phenoxide catalyst compounds, and thereafter, introducing one or more olefin(s) and the combination into a polymerization reactor. This invention also relates to a polymer of ethylene wherein the polymer has a density of 0.910 to 0.930 g/cc, a melt index of 0.3 to 2.0 dg/min, and a 15 to 35 ?m thick film of the polymer has a 45° gloss of 60 or more, a haze of 7% or less, and a dart impact of 600 g or more.Type: ApplicationFiled: December 7, 2004Publication date: July 14, 2005Inventors: John Szul, Tae Kwalk, David Schreck, Simon Mawson, Matthew McKee, Kersten Terry, Mark Goode, Gregory Whiteker, Eric Lucas
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Publication number: 20050054790Abstract: The invention provides for polymerization catalyst compositions, and for methods for introducing the catalyst compositions into a polymerization reactor. More particularly, the method combines a catalyst component containing slurry and a catalyst component containing solution to form the completed catalyst composition for introduction into the polymerization reactor. The invention is also directed to methods of preparing the catalyst component slurry, the catalyst component solution and the catalyst compositions, to methods of controlling the properties of polymer products utilizing the catalyst compositions, and to polymers produced therefrom.Type: ApplicationFiled: September 20, 2004Publication date: March 10, 2005Inventors: Simon Mawson, Sun-Chueh Kao, Tae Kwalk, Timothy Lynn, David McConville, Matthew McKee, John Szul, Kersten Terry, Timothy Wenzel, Mark Goode, John Oskam, Robert Jorgensen, Robert Vogel