Patents by Inventor Kathy S. Collins

Kathy S. Collins 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).

  • Effect of aluminophosphate on catalyst systems comprising metal alkyl cocatalysts
    Publication number: 20040014918
    Abstract: 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: Application
    Filed: May 23, 2003
    Publication date: January 22, 2004
    Inventors: Nancy W. Eilerts, Max P. McDaniel, Lloyd W. Guatney, Kathy S. Collins
  • Polymerization catalysts
    Patent number: 6667274
    Abstract: A process to produce a polymer is provided. The process comprising contacting a treated solid oxide compound, an organometal compound, and an organoaluminum compound in the presence of an alpha olefin under polymerization conditions to produce the polymer.
    Type: Grant
    Filed: August 16, 2000
    Date of Patent: December 23, 2003
    Assignee: Phillips Petroleum Company
    Inventors: Gil R. Hawley, Max P. McDaniel, Christopher E. Wittner, Michael D. Jensen, Joel L. Martin, Elizabeth A. Benham, Anthony P. Eaton, Kathy S. Collins
  • Organometal compound catalyst
    Publication number: 20030232716
    Abstract: 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: Application
    Filed: May 7, 2003
    Publication date: December 18, 2003
    Applicant: PHILLIPS PETROLEUM COMPANY
    Inventors: 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
  • Polymerization process utilizing organometal catalyst compositions and the polymer produced thereby
    Patent number: 6653416
    Abstract: 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 solid oxide compound.
    Type: Grant
    Filed: February 28, 2002
    Date of Patent: November 25, 2003
    Assignee: Phillips Petroleum Company
    Inventors: Max P. McDaniel, Kathy S. Collins, James L. Smith, Elizabeth A. Benham, Marvin M. Johnson, Anthony P. Eaton, Michael D. Jensen, Joel L. Martin, Gil R. Hawley
  • Organometal catalyst compositions
    Publication number: 20030207756
    Abstract: This invention provides compositions that are useful for polymerizing at least one monomer to produce a polymer. This invention also provides compositions that are useful for polymerizing at least one monomer to produce a polymer, wherein said composition comprises a post-contacted organometal compound, a post-contacted organoaluminum compound, and a post-contacted treated solid oxide compound.
    Type: Application
    Filed: May 19, 2003
    Publication date: November 6, 2003
    Inventors: Max P. McDaniel, Kathy S. Collins, Elizabeth A. Benham, Anthony P. Eaton, Michael D. Jensen, Joel L. Martin, Gil R. Hawley
  • Organometal catalyst compositions
    Patent number: 6632894
    Abstract: This invention provides oxide matrix compositions that can be utilized in catalyst compositions that are useful for polymerizing at least one monomer to produce a polymer. The oxide matrix composition comprises residual mineral components and an oxide precursor. The catalyst composition comprises contacting an organometal compound, an organoaluminum compound, and an oxide matrix composition. Processes for producing the oxide matrix composition and the catalyst composition are also provided.
    Type: Grant
    Filed: May 3, 2000
    Date of Patent: October 14, 2003
    Assignee: Phillips Petroleum Company
    Inventors: Max P. McDaniel, Joseph S. Shveima, James L. Smith, Kathy S. Collins, Elizabeth A. Benham, Anthony P. Eaton, Michael D. Jensen, Joel L. Martin, Gil R. Hawley
  • Organometal compound catalyst
    Publication number: 20030171511
    Abstract: 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: Application
    Filed: March 17, 2003
    Publication date: September 11, 2003
    Inventors: Max P. McDaniel, Kathy S. Collins, Gil R. Hawley, Michael D. Jensen, Elizabeth A. Benham, Anthony P. Eaton, Joel L. Martin, Christopher E. Wittner
  • Polymerization catalyst systems, methods of making and uses therefor
    Publication number: 20030171510
    Abstract: A novel magnesium treated silica-containing compound that is useful as a support for chromium based olefin polymerization catalyst systems is provided which produces ethylene polymers having with MWD's that promote good properties particularly in HMW film applications.
    Type: Application
    Filed: December 18, 2002
    Publication date: September 11, 2003
    Inventors: Joseph S. Shveima, Max P. McDaniel, Shirley J. Martin, Kathy S. Collins, Elizabeth A. Benham, Anthony P. Eaton, Ashish M. Sukhadia
  • Organometal catalyst compositions
    Patent number: 6613852
    Abstract: 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: Grant
    Filed: December 21, 2001
    Date of Patent: September 2, 2003
    Assignee: Phillips Petroleum Company
    Inventors: Max P. McDaniel, Kathy S. Collins, Anthony P. Eaton, Elizabeth A. Benham, Michael D. Jensen, Joel L. Martin, Gil R. Hawley
  • Organometal catalyst compositions with solid oxide supports treated with fluorine and boron
    Patent number: 6613712
    Abstract: The invention provides for compositions that are useful for polymerizing at least one monomer to produce a polymer, wherein the composition comprises a post-contacted organometal compound, a post-contacted organoaluminum compound, and a post-contacted solid oxide compound treated with boron and fluoride.
    Type: Grant
    Filed: November 24, 1999
    Date of Patent: September 2, 2003
    Assignee: Phillips Petroleum Company
    Inventors: Max P. McDaniel, Kathy S. Collins, Elizabeth A. Benham, Anthony P. Eaton, Michael D. Jensen, Joel L. Martin, Gil R. Hawley
  • Organometal catalyst compositions
    Publication number: 20030162651
    Abstract: 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 a organometal compound/organoaluminum mixture, a treated solid oxide compound, and, optionally, a second organoaluminum compound.
    Type: Application
    Filed: January 21, 2003
    Publication date: August 28, 2003
    Inventors: Kathy S. Collins, Syriac J. Palackal, Max P. McDaniel, Michael D. Jensen, Gil R. Hawley, Kenneth R. Farmer, Christopher E. Wittner, Elizabeth A. Benham, Anthony P. Eaton, Joel L. Martin
  • Polymerization process utilizing an organometal compound, organoaluminum compound and a solid mixed oxide compound
    Publication number: 20030120002
    Abstract: This invention provides compositions that are useful for polymerizing at least one monomer into at least one polymer.
    Type: Application
    Filed: February 4, 2003
    Publication date: June 26, 2003
    Applicant: PHILLIPS PETROLEUM COMPANY
    Inventors: Max P. McDaniel, Shirley J. Martin, Kathy S. Collins, Marvin M. Johnson
  • Effect of aluminophosphate on catalyst systems comprising metal alkyl cocatalysts
    Patent number: 6583235
    Abstract: 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: Grant
    Filed: December 29, 1999
    Date of Patent: June 24, 2003
    Assignee: Phillips Petroleum Company
    Inventors: Nancy W. Eilerts, Max P. McDaniel, Lloyd W. Guatney, Kathy S. Collins
  • Organometal catalyst composition
    Patent number: 6576583
    Abstract: This invention provides a process for producing a catalyst composition comprising contacting at least one group 4 metallocene, at least one organoaluminum compound, and at least one solid. The solid is selected from the group consisting of titanium tetrafluoride, zirconium tetrafluoride, and a treated solid oxide compound. The treated solid oxide compound comprises a solid oxide compound having titanium tetrafluoride or zirconium tetrafluoride deposited on the surface of the solid oxide compound. The solid oxide compound comprises oxygen and at least one element selected from the group consisting of groups 2-9 and 11-17 of the Periodic Table of Elements, including lanthanides and actinides. This invention also provides the catalyst composition produced by this process.
    Type: Grant
    Filed: February 11, 2000
    Date of Patent: June 10, 2003
    Assignee: Phillips Petroleum Company
    Inventors: Max P. McDaniel, Marvin M. Johnson, Bruce B. Randolph, Kathy S. Collins, Elizabeth A. Benham, Michael D. Jensen, Joel L. Martin, Gil R. Hawley
  • Organometal catalyst compositions
    Patent number: 6548441
    Abstract: This invention provides a catalyst composition for polymerizing at least one monomer to produce a polymer, wherein said catalyst composition comprises an organometal compound, an organoaluminum compound, and a treated solid oxide compound comprising nickel, a halogen, and a solid oxide compound.
    Type: Grant
    Filed: October 27, 1999
    Date of Patent: April 15, 2003
    Assignee: Phillips Petroleum Company
    Inventors: Max P. McDaniel, Kathy S. Collins, Anthony P. Eaton, Elizabeth A. Benham, Michael D. Jensen, Joel L. Martin, Gil R. Hawley
  • Organometal compound catalyst
    Patent number: 6548442
    Abstract: This invention is directed to an organometal compound catalyst that is useful for polymerizing at least one monomer to produce a polymer. The catalyst is produced by combining a titanium, zirconium or hafnium organometal compound, preferably a metallocene, at least one organoaluminum compound, and a treated solid oxide. The treated solid oxide compound contains at least one halogen, zirconium and a solid oxide compound.
    Type: Grant
    Filed: December 3, 1999
    Date of Patent: April 15, 2003
    Assignee: Phillips Petroleum Company
    Inventors: Max P. McDaniel, Kathy S. Collins, Gil R. Hawley, Michael D. Jensen, Elizabeth A. Benham, Anthony P. Eaton, Joel L. Martin, Christopher E. Wittner
  • Polymerization catalyst systems, methods of making and uses therefor
    Patent number: 6538077
    Abstract: A novel magnesium treated silica-containing compound that is useful as a support for chromium based olefin polymerization catalyst systems is provided which produces ethylene polymers having with MWD's that promote good properties particularly in HMW film applications.
    Type: Grant
    Filed: November 4, 1999
    Date of Patent: March 25, 2003
    Assignee: Phillips Petroleum Company
    Inventors: Joseph S. Shveima, Max P. McDaniel, Shirley J. Martin, Kathy S. Collins, Elizabeth A. Benham, Anthony P. Eaton, Ashish M. Sukhadia
  • Process for producing polymers
    Patent number: 6531550
    Abstract: A process of using a catalyst composition to polymerize at least one monomer to produce a polymer. The process comprising contacting the catalyst composition, 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 solid mixed oxide compound, and at least one organoaluminum compound. The solid mixed oxide compound comprises oxygen and at least two elements selected from the group consisting of groups 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, and 15 of the periodic table, including lanthanides and actinides.
    Type: Grant
    Filed: May 31, 2000
    Date of Patent: March 11, 2003
    Assignee: Phillips Petroleum Company
    Inventors: Max P. McDaniel, Shirley J. Martin, Kathy S. Collins, Marvin M. Johnson
  • Organometal catalyst compositions
    Patent number: 6524987
    Abstract: 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 a organometal compound/organoaluminum mixture, a treated solid oxide compound, and, optionally, a second organoaluminum compound. The solid oxide has been treated with an electron-withdrawing compound, in particular a chlorine, preferably zinc chloride and carbon tetrachloride.
    Type: Grant
    Filed: December 22, 1999
    Date of Patent: February 25, 2003
    Assignee: Phillips Petroleum Company
    Inventors: Kathy S. Collins, Syriac J. Palackal, Max P. McDaniel, Michael D. Jensen, Gil R. Hawley, Kenneth R. Farmer, Christopher E. Wittner, Elizabeth A. Benham, Anthony P. Eaton, Joel L. Martin
  • Polymerization process utilizing organometal catalyst compositions and the polymer produced thereby
    Publication number: 20020128404
    Abstract: 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 solid oxide compound.
    Type: Application
    Filed: February 28, 2002
    Publication date: September 12, 2002
    Inventors: Max P. McDaniel, Kathy S. Collins, James L. Smith, Elizabeth A. Benham, Marvin M. Johnson, Anthony P. Eaton, Michael D. Jensen, Joel L. Martin, Gil R. Hawley