Patents by Inventor Roger Uhrhammer
Roger Uhrhammer 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: 8288606Abstract: A solid, hydrocarbon-insoluble, catalyst component useful in polymerizing olefins containing magnesium, titanium, and halogen further contains an internal electron donor comprising a compound containing electron donating substituents with a structure: wherein D1 and D2 are selected individually from and R, R1, R2, R3, R4, R5, R6, and R7 individually are hydrocarbon or substituted hydrocarbon groups containing 1 to 20 carbon atoms and R1, R2, R3, R4, R6, and R7 may be hydrogen; R4 may be —NR2; and wherein groups R1 and R2, R2 and R3, R3 and R4, R3 and R5, and groups R6 and R7 may be joined to form a cyclic structure.Type: GrantFiled: March 1, 2006Date of Patent: October 16, 2012Assignee: Ineos USA LLCInventors: Roger Uhrhammer, John P. Lalka
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Patent number: 7767772Abstract: Spherical particles comprising magnesium alcoholate and having a poured cone height of less than 17 mm are prepared by reacting magnesium, an alcohol or a mixture of various alcohols and a halogen and/or an optionally organic halogen compound with one another at below the boiling point of the alcohols. The spherical particles are employed as a precursor for olefin polymerization catalysts.Type: GrantFiled: November 3, 2004Date of Patent: August 3, 2010Assignee: Degussa AGInventors: Michael Grün, Klaus Heyne, Claudine Mollenkopf, Sam Lee, Roger Uhrhammer
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Patent number: 7674943Abstract: A solid, hydrocarbon-insoluble, catalyst component useful in polymerizing olefins containing magnesium, titanium, and halogen further contains an internal electron donor comprising a compound containing electron donating substituents with a structure: wherein D1 and D2 are selected individually from and R, R2, R3, R4, R5, R6, and R7 individually are hydrocarbon or substituted hydrocarbon groups containing 1 to 20 carbon atoms and R2, R3, R4, R6, and R7 may be hydrogen; R4 may be —NR2; and wherein groups R1 and R2, R2 and R3, R3 and R4, R3 and R5, and groups R6 and R7 may be joined to form a cyclic structure.Type: GrantFiled: April 1, 2008Date of Patent: March 9, 2010Assignee: Ineos USA LLCInventors: Roger Uhrhammer, John P. Lalka
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Patent number: 7491781Abstract: A solid, hydrocarbon-insoluble, catalyst component useful in polymerizing olefins containing magnesium, titanium, and halogen further contains an internal electron donor comprising a compound containing electron donating substituents with a structure: wherein D1 and D2 are selected individually from and R, R2, R3, R4, R5, R6, and R7 individually are hydrocarbon or substituted hydrocarbon groups containing 1 to 20 carbon atoms and R2, R3, R4, R6, and R7 may be hydrogen; R4 may be —NR2; and wherein groups R1 and R2, R2 and R3, R3 and R4, R3 and R5, and groups R6 and R7 may be joined to form a cyclic structure.Type: GrantFiled: March 1, 2006Date of Patent: February 17, 2009Assignee: INEOS USA LLCInventors: Roger Uhrhammer, John P. Lalka
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Publication number: 20080262178Abstract: Spherical particles comprising magnesium alcoholate and having a poured cone height of less than 17 mm are prepared by reacting magnesium, an alcohol or a mixture of various alcohols and a halogen and/or an optionally organic halogen compound with one another at below the boiling point of the alcohols. The spherical particles are employed as a precursor for olefin polymerization catalysts.Type: ApplicationFiled: November 4, 2004Publication date: October 23, 2008Inventors: Michael Grun, Klaus Heyne, Claudine Mollenkopf, Sam Lee, Roger Uhrhammer
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Publication number: 20080214881Abstract: A solid, hydrocarbon-insoluble, catalyst component useful in polymerizing olefins containing magnesium, titanium, and halogen further contains an internal electron donor comprising a compound containing electron donating substituents with a structure: wherein D1 and D2 are selected individually from and R, R2, R3, R4, R5, R6, and R7 individually are hydrocarbon or substituted hydrocarbon groups containing 1 to 20 carbon atoms and R2, R3, R4, R6, and R7 may be hydrogen; R4 may be —NR2; and wherein groups R1 and R2, R2 and R3, R3 and R4, R3 and R5, and groups R6 and R7 may be joined to form a cyclic structure.Type: ApplicationFiled: April 1, 2008Publication date: September 4, 2008Inventors: Roger Uhrhammer, John P. Lalka
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Publication number: 20080207972Abstract: A solid, hydrocarbon-insoluble, catalyst component useful in polymerizing olefins containing magnesium, titanium, and halogen further contains an internal electron donor comprising a compound containing electron donating substituents with a structure: wherein D1 and D2 are selected individually from and R, R2, R3, R4, R5, R6, and R7 individually are hydrocarbon or substituted hydrocarbon groups containing 1 to 20 carbon atoms and R2, R3, R4, R6, and R7 may be hydrogen; R4 may be —NR2; and wherein groups R1 and R2, R2 and R3, R3 and R4, R3 and R5, and groups R6 and R7 may be joined to form a cyclic structure.Type: ApplicationFiled: April 1, 2008Publication date: August 28, 2008Inventors: Roger Uhrhammer, John P. Lalka
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Publication number: 20080194782Abstract: A solid, hydrocarbon-insoluble, catalyst component useful in polymerizing olefins containing magnesium, titanium, and halogen further contains an internal electron donor comprising a compound containing electron donating substituents with a structure: wherein D1 and D2 are selected individually from and R, R2, R3, R4, R5, R6, and R7 individually are hydrocarbon or substituted hydrocarbon groups containing 1 to 20 carbon atoms and R2, R3, R4, R6, and R7 may be hydrogen; R4 may be —NR2; and wherein groups R1 and R2, R2 and R3, R3 and R4, R3 and R5, and groups R6 and R7 may be joined to form a cyclic structure.Type: ApplicationFiled: April 1, 2008Publication date: August 14, 2008Inventors: Roger Uhrhammer, John P. Lalka
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Publication number: 20080125614Abstract: A solid, hydrocarbon-insoluble, catalyst component useful in polymerizing olefins containing magnesium, titanium, and halogen further contains an internal electron donor comprising a compound containing electron donating substituents with a structure: wherein D1 and D2 are selected individually from and R, R1, R2, R3, R4, R5, R6, and R7 individually are hydrocarbon or substituted hydrocarbon groups containing 1 to 20 carbon atoms and R1, R2, R3, R4, R6, and R7 may be hydrogen; R4 may be —NR2; and wherein groups R1 and R2, R2 and R3, R3 and R4, R3 and R5, and groups R6 and R7 may be joined to form a cyclic structure.Type: ApplicationFiled: March 1, 2006Publication date: May 29, 2008Applicant: Innovene USAInventors: Roger Uhrhammer, John P. Lalka
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Publication number: 20070179047Abstract: A solid, hydrocarbon-insoluble, catalyst component useful in polymerizing olefins containing magnesium, titanium, and halogen further contains an internal electron donor comprising a compound containing electron donating substituents with a structure: wherein D1 and D2 are selected individually from and R, R2, R3, R4, R5, R6, and R7 individually are hydrocarbon or substituted hydrocarbon groups containing 1 to 20 carbon atoms and R2, R3, R4, R6, and R7 may be hydrogen; R4 may be —NR2; and wherein groups R1 and R2, R2 and R3, R3 and R4, R3 and R5, and groups R6 and R7 may be joined to form a cyclic structure.Type: ApplicationFiled: March 1, 2006Publication date: August 2, 2007Applicant: Innovene USAInventors: Roger Uhrhammer, John Lalka
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Patent number: 7041757Abstract: A metallocene catalyst may be temporarily and reversibly passivated by contact with an effective amount of an unsaturated hydrocarbon passivating compound.Type: GrantFiled: September 2, 2004Date of Patent: May 9, 2006Assignee: Innovene USA LLCInventors: Richard A. Hall, Jerome A. Streeky, Roger Uhrhammer
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Publication number: 20050227860Abstract: A catalyst for polymerising 1-olefins, comprising (a) a tetradentate ligand I and II as illustrated in the specification wherein; D and D? are phosphorus or nitrogen; Q and Q are bridging groups forming part of a ring; B is a bridging group between D and D?; R1 and R9 are each independently a polar group or phenyl, naphthyl, anthryl, phenanthryl, triptycyl or a heteroaromatic ring; R5 to R8 are selected from hydrogen, halogen, hydrocarbyl, heterohydrocarbyl, NR?2, PR?2, OR?, SR? or SiR?3 where each R? is independently selected from hydrogen, halogen, hydrocarbyl, heterohydrocarbyl, and any adjacent groups may be joined together to form a ring; in the case I, A and A? are independently OH, 0?, SH, S?, NR?H, R?N?, PR?H or R?P?; and in the case II A and A? are independently NH, N?, PH or P?, where R? is defined as for groups R5 to R9 above; and R5 and R5?, R6 and R6?, or R7 and R8 may be joined together to form a ring; (b) a source of Group 3 to 10 transition metal or a lanthanide metal and optionally (c) an actType: ApplicationFiled: April 17, 2003Publication date: October 13, 2005Inventors: Simon Green, Hoyt Griffin, Brian Kimberley, Peter Maddox, Roger Uhrhammer
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Publication number: 20050026773Abstract: A metallocene catalyst may be temporarily and reversibly passivated by contact with an effective amount of an unsaturated hydrocarbon passivating compound.Type: ApplicationFiled: September 2, 2004Publication date: February 3, 2005Inventors: Richard Hall, Jerome Streeky, Roger Uhrhammer
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Patent number: 6803339Abstract: A metallocene catalyst may be temporarily and reversibly passivated by contact with an effective amount of an unsaturated hydrocarbon passivating compound.Type: GrantFiled: September 12, 2002Date of Patent: October 12, 2004Assignee: BP Corporation North America Inc.Inventors: Richard A. Hall, Jerome A. Streeky, Roger Uhrhammer
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Publication number: 20030104927Abstract: A metallocene catalyst may be temporarily and reversibly passivated by contact with an effective amount of an unsaturated hydrocarbon passivating compound.Type: ApplicationFiled: September 12, 2002Publication date: June 5, 2003Inventors: Richard A. Hall, Jerome A. Streeky, Roger Uhrhammer