Patents Assigned to Phillips Petroleum Company
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Patent number: 6984603Abstract: This invention provides catalyst compositions that are useful for polymerizing at least one monomer to produce a polymer. This invention also provides catalyst compositions that are useful for polymerizing at least one monomer to produce a polymer, wherein said catalyst composition comprises a post-contacted organometal compound, a post-contacted organoaluminum compound, and a post-contacted fluorided silica-alumina.Type: GrantFiled: May 23, 2003Date of Patent: January 10, 2006Assignee: Phillips Petroleum CompanyInventors: Max P. McDaniel, Elizabeth A. Benham, Michael D. Jensen, Joel L. Martin, Gil R. Hawley
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Patent number: 6936667Abstract: A process to produce a first catalyst composition is provided. The process comprises contacting at least one first organometal compound and at least one activator to produce the first catalyst composition. The activator is selected from the group consisting of aluminoxanes, fluoro-organo borates, and treated solid oxide components in combination with at least one organoaluminum compound. In another embodiment of this invention, a process to produce a second catalyst composition for producing bimodal polymers is provided. The process comprises contacting at least one first organometal compound, at least one activator, and at least one second organometal compound to produce the second catalyst composition. The first and second catalyst compositions are also provided as well as polymerization processes using these compositions to produce polymers.Type: GrantFiled: January 21, 2003Date of Patent: August 30, 2005Assignee: Phillips Petroleum CompanyInventors: Michael D. Jensen, Max P. McDaniel, Elizabeth A. Benham, Anthony P. Eaton, Joel L. Martin, Gil R. Hawley, Tony R. Crain, Martha J. Tanner
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Publication number: 20050153838Abstract: The attrition resistance of sorbent compositions are enhanced by acid-treating the perlite component of the sorbent. The efficiency of making a promoter metal-containing sorbent composition is enhanced using a novel method for incorporating the promoter metal into the sorbent.Type: ApplicationFiled: February 9, 2005Publication date: July 14, 2005Applicant: Phillips Petroleum CompanyInventors: Jason Gislason, Glenn Dodwell, Deborah Just, Robert Morton, Marvin Johnson
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Publication number: 20050131264Abstract: A novel hydrocarbon disproportionation process is provided and includes contacting a hydrocarbon feed comprising at least one paraffin with a disproportionation catalyst comprising a support component, a metal, and a halogen in a disproportionation reaction zone under disproportionation reaction conditions.Type: ApplicationFiled: February 2, 2005Publication date: June 16, 2005Applicant: Phillips Petroleum CompanyInventors: Bruce Randolph, Marvin Johnson, Edward Sughrue
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Patent number: 6906146Abstract: Disclosed is a process for esterifying and/or transesterifying a polymer having a polyethylenic backbone and pendant acid and/or ester moieties comprising contacting a melt of the polymer with a transesterifying compound so that the polymer undergoes esterification and/or transesterification but not alcoholysis. The esterified or transesterified polymer also has pendant ester moieties which differ in kind and/or number from the unreacted polymer. In one embodiment, the process also comprises adding an amount of a transition metal salt that is effective to promote oxygen scavenging. Also in a further embodiment, the process comprises irradiating the transesterified polymer with actinic radiation to reduce the induction period before oxygen scavenging commences. Also disclosed are compositions comprising a component which comprises an ethylenic or polyethylenic backbone and a pendant or terminal moiety comprising a benzylic, allylic, or ether-containing radical.Type: GrantFiled: June 7, 1995Date of Patent: June 14, 2005Assignee: Phillips Petroleum CompanyInventors: Ta Yen Ching, Kiyoshi Katsumoto
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Patent number: 6905568Abstract: A process for reducing the haze of extrusions of clear polymeric blends containing styrene-butadiene copolymer and a polymer immiscible therewith. An assembly of extrusion layers in which a layer of clear polymeric blends containing styrene/butadiene copolymer and a polymer immiscible therewith is overlayered with layers of clear material that provides a smooth extruded surface.Type: GrantFiled: June 19, 2003Date of Patent: June 14, 2005Assignee: Phillips Petroleum CompanyInventors: Mark D. Hanes, Lee A. Carvell
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Patent number: 6900277Abstract: Novel catalyst systems which comprise one or more diimine nickel(II) or palladium (II) complexes, one or more cocatalysts, and aluminophosphate are disclosed. Olefin polymerization processes using those catalyst systems are also disclosed. The inclusion of aluminophosphate can improve the activity or productivity of such catalyst systems, making such catalyst systems active or more active in olefin polymerization under conditions in which they had previously been inactive or insufficiently active.Type: GrantFiled: May 23, 2003Date of Patent: May 31, 2005Assignee: Phillips Petroleum Company Washington CountyInventors: Nancy W. Eilerts, Max P. McDaniel, Lloyd W. Guatney, Kathy S. Collins
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Patent number: 6887819Abstract: This invention provides compositions that are useful for polymerizing at least one monomer into at least one polymer.Type: GrantFiled: January 5, 2004Date of Patent: May 3, 2005Assignee: Phillips Petroleum CompanyInventors: Max P. McDaniel, Shirley J. Martin, Kathy S. Collins, Marvin M. Johnson
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Patent number: 6878785Abstract: This invention provides catalyst compositions that are useful for polymerizing at least one monomer to produce a polymer. This invention also provides catalyst compositions that are useful for polymerizing at least one monomer to produce a polymer, wherein said catalyst composition comprises a post-contacted organometal compound, a post-contacted organoaluminum compound, and a post-contacted treated solid oxide compound.Type: GrantFiled: March 17, 2003Date of Patent: April 12, 2005Assignee: Phillips Petroleum CompanyInventors: Max P. McDaniel, Kathy S. Collins, Gil R. Hawley, Michael D. Jensen, Elizabeth A. Benham, Anthony P. Eaton, Joel L. Martin, Christopher E. Wittner
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Patent number: 6875835Abstract: A copolymer of ethylene and a higher alpha olefin, preferably 1-hexene, can be produced using an activated chromium containing catalyst system and a cocatalyst selected from the group consisting of trialkylboron, trialkylsiloxyalutninum, and a combination of trialkylboron and thalkylaluminum compounds. The polymerization process must be carefully controlled to produce a copolymer resin having an exceptionally broad molecular weight distribution, extremely high PENT ESCR values, and a natural branch profile that impacts branching preferably into the high molecular weight portion of the polymer. The resulting copolymer resin is especially useful in high stiffness pipe applications.Type: GrantFiled: December 16, 2002Date of Patent: April 5, 2005Assignee: Phillips Petroleum CompanyInventors: Max P. McDaniel, Elizabeth A. Benham, Al R. Wolfe, Paul J. DesLauriers
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Patent number: 6858687Abstract: This invention provides catalyst compositions that are useful for polymerizing at least one monomer to produce a polymer. This invention also provides catalyst compositions that are useful for polymerizing at least one monomer to produce a polymer, wherein said catalyst composition comprises a post-contacted organometal compound, a post-contacted organoaluminum compound, and a post-contacted treated solid oxide compound.Type: GrantFiled: March 18, 2003Date of Patent: February 22, 2005Assignee: Phillips Petroleum CompanyInventors: Max P. McDaniel, Kathy S. Collins, Anthony P. Eaton, Elizabeth A. Benham, Michael D. Jensen, Joel L. Martin, Gil R. Hawley
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Patent number: 6833338Abstract: This invention provides catalyst compositions that are useful for polymerizing at least one monomer to produce a polymer. This invention also provides catalyst compositions that are useful for polymerizing at least one monomer to produce a polymer, wherein said catalyst composition comprises contacting an organometal compound, an organoaluminum compound, and a treated solid oxide compound.Type: GrantFiled: May 7, 2003Date of Patent: December 21, 2004Assignee: Phillips Petroleum CompanyInventors: Max P. McDaniel, Kathy S. Collins, Gil R. Hawley, Michael D. Jensen, Christopher E. Wittner, Elizabeth A. Benham, Anthony P. Eaton, Joel L. Martin, David C. Rohlfing, Youlu Yu
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Patent number: 6831141Abstract: A process of using a catalyst composition to polymerize at least one monomer to produce a polymer. The process comprises contacting the catalyst composition and at least one monomer in a polymerization zone under polymerization conditions to produce the polymer. The catalyst composition is produced by a process comprising contacting at least one organometal compound, at least one treated solid oxide compound, and at least one organoaluminum compound.Type: GrantFiled: July 19, 2001Date of Patent: December 14, 2004Assignee: Phillips Petroleum CompanyInventors: Max P. McDaniel, Elizabeth A. Benham, Shirley J. Martin, Kathy S. Collins, James L. Smith, Gil R. Hawley, Christopher E. Wittner, Michael D. Jensen
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Publication number: 20040248732Abstract: A catalyst composition comprising an inorganic support material, a palladium component, a silver component, and a promotor component having the formula XYFn, wherein X is an alkaline metal, Y is an element selected from the group consisting of antimony, phosphorus, boron, aluminum, gallium, indium, thallium, and arsenic, and n is an integer which makes YFn a monovalent anion. The above-described catalyst is employed as a catalyst in the selective hydrogenation of acetylene. The above-described catalyst is made by incorporating a palladium component, a silver component, and a promotor component into an inorganic support material.Type: ApplicationFiled: December 10, 2002Publication date: December 9, 2004Applicant: Phillips Petroleum CompanyInventor: Tin-Tack Peter Cheung
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Patent number: 6828268Abstract: A catalyst system composition comprising a chromium compound supported on a silica-titania support, wherein said catalyst system has been reduced with carbon monoxide, and a cocatalyst selected from the group consisting of i) alkyl lithium compounds, ii) dialkyl aluminum alkoxides in combination with at least one metal alkyl selected from the group consisting of alkyl zinc compounds, alkyl aluminum compounds, alkyl boron compounds, and mixtures thereof and iii) mixtures thereof can be used to polymerize olefins to produce a low density polymer with a decreased melt index and/or high load melt index. This catalyst system also can be used with a Ziegler-Natta catalyst system to polymerize olefins. Polymerization processes using these catalyst system compositions are also provided.Type: GrantFiled: November 5, 1999Date of Patent: December 7, 2004Assignee: Phillips Petroleum CompanyInventors: Max P. McDaniel, Joseph S. Shveima, Elizabeth A. Benham, Rolf L. Geerts, James L. Smith
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Patent number: 6821920Abstract: Novel catalyst systems which comprise diimine nickel complexes comprising additional ligands selected from the group consisting of acetylacetonate, hexaflourylacetylacetonate, halogens and mixtures thereof can be used with methylaluminoxane in slurry polymerization processes to polymerize mono-1-olefins and, optionally one or more higher mono-1-olefin comonomer(s), to produce high molecular weight polymers.Type: GrantFiled: January 27, 2003Date of Patent: November 23, 2004Assignee: Phillips Petroleum CompanyInventors: Nancy W. Eilerts, Gil R. Hawley
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Patent number: 6806324Abstract: An olefin polymerization process wherein monomer, diluent and catalyst are circulated in a continuous loop reactor and product slurry is recovered by means of a continuous product take off. The product slurry is exposed to a pressure drop in a flash zone, producing a second slurry and vaporized diluent. The vaporized diluent produced in said flash chamber is condensed by heat exchange, without compression.Type: GrantFiled: June 20, 2002Date of Patent: October 19, 2004Assignee: Phillips Petroleum CompanyInventors: John D. Hottovy, Harvey D. Hensley, David J. Przelomski, Teddy H. Cymbaluk, Robert K. Franklin, III, Ethelwoldo P. Perez
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Patent number: 6794552Abstract: A catalyst composition is provided which can be used for hydrogenating a highly unsaturated hydrocarbon such as an alkyne or a diolefin. The catalyst composition contains palladium, a catalyst component of either silver or an alkali metal compound, or both silver and an alkali metal compound, and a metal aluminate catalyst support. Such metal aluminate catalyst support is prepared by a process of incorporating alumina with a metal component, preferably impregnating alumina with a melted metal component, to thereby provide a metal-incorporated alumina followed by drying and high temperature calcining to thereby provide a metal aluminate catalyst support. The catalyst composition disclosed can be used for hydrogenating a highly unsaturated hydrocarbon to a less unsaturated hydrocarbon. The process involves contacting a highly unsaturated hydrocarbon with a catalyst composition in the presence of hydrogen under a hydrogenation condition sufficient to effect a hydrogenation of the highly unsaturated hydrocarbon.Type: GrantFiled: December 21, 2001Date of Patent: September 21, 2004Assignee: Phillips Petroleum CompanyInventors: Tin-Tack Peter Cheung, Darin B. Tiedtke, Marvin M. Johnson, Gary A. Delzer
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Patent number: 6790418Abstract: A process and apparatus for the biological production of sulfuric acid are provided. The invention utilizes a pile containing a sulfur material, an acidophilic microbe and, preferably, a packing material. The pile is aerated and contacted with an aqueous solution.Type: GrantFiled: July 11, 2003Date of Patent: September 14, 2004Assignee: Phillips Petroleum CompanyInventors: Tom L. Young, Michael G. Greene, Dennis R. Rice, Kelly L. Karlage, Sean P. Premeau, Janet M. Cassells
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Patent number: 6784332Abstract: A hydrocarbon conversion process comprising contacting a hydrocarbon stream such as, for example, gasoline, with a catalyst composition to effect the conversion of the hydrocarbon to olefins and C6 to C8 aromatic hydrocarbons such as toluene and xylenes. The catalyst composition comprises a zeolite, a promoter and optionally a binder.Type: GrantFiled: October 18, 2000Date of Patent: August 31, 2004Assignee: Phillips Petroleum CompanyInventors: James B. Kimble, Charles A. Drake, Jianhua Yao, An-hsiang Wu