Patents by Inventor Cheryl Lund

Cheryl Lund 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).

  • Titanium substituted pyridyl amine complexes, catalysts and processes for polymerizing ethylene and styrene
    Patent number: 7482301
    Abstract: New compositions, titanium-ligand complexes and arrays with pyridyl-amine ligands are disclosed that catalyze the polymerization of monomers into polymers. These catalysts with titanium metal centers have high performance characteristics, including high styrene incorporation into ethylene/styrene copolymers.
    Type: Grant
    Filed: December 19, 2006
    Date of Patent: January 27, 2009
    Inventors: Thomas R. Boussie, Gary M. Diamond, Christopher Goh, Anne M. LaPointe, Margarete K. Leclerc, Cheryl Lund
  • Titanium substituted pyridyl amine complexes, catalysts and processes for polymerizing ethylene and stryene
    Publication number: 20070100145
    Abstract: New compositions, titanium-ligand complexes and arrays with pyridyl-amine ligands are disclosed that catalyze the polymerization of monomers into polymers. These catalysts with titanium metal centers have high performance characteristics, including high styrene incorporation into ethylene/styrene copolymers.
    Type: Application
    Filed: December 19, 2006
    Publication date: May 3, 2007
    Applicant: Symyx Technologies, Inc.
    Inventors: Thomas Boussie, Gary Diamond, Christopher Goh, Anne LaPointe, Margarete Leclerc, Cheryl Lund
  • Titanium substituted pyridyl amine complexes, catalysts and processes for polymerizing ethylene and stryene
    Patent number: 7157400
    Abstract: New compositions, titanium-ligand complexes and arrays with pyridyl-amine ligands are disclosed that catalyze the polymerization of monomers into polymers. These catalysts with titanium metal centers have high performance characteristics, including high styrene incorporation into ethylene/styrene copolymers.
    Type: Grant
    Filed: March 16, 2005
    Date of Patent: January 2, 2007
    Assignee: Symyx Technologies, Inc.
    Inventors: Thomas R. Boussie, Gary M. Diamond, Christopher Goh, Anne M. LaPointe, Margarete K. Leclerc, Cheryl Lund
  • Titanium substituted pyridyl amine complexes, catalysts and processes for polymerizing ethylene and stryene
    Patent number: 7122689
    Abstract: New compositions, titanium-ligand complexes and arrays with pyridyl-amine ligands are disclosed that catalyze the polymerization of monomers into polymers. These catalysts with titanium metal centers have high performance characteristics, including high styrene incorporation into ethylene/styrene copolymers.
    Type: Grant
    Filed: November 4, 2002
    Date of Patent: October 17, 2006
    Assignee: Symyx Technologies, Inc.
    Inventors: Thomas R. Boussie, Gary M. Diamond, Christopher Goh, Anne M. LaPointe, Margarete K. Leclerc, Cheryl Lund
  • Substituted pyridyl amine catalysts and processes for polymerizing crystalline polymers
    Patent number: 7087690
    Abstract: New ligands, compositions, metal-ligand complexes and arrays with pyridyl-amine ligands are disclosed that catalyze the polymerization of monomers into polymers. Certain of these catalysts with hafnium metal centers have high performance characteristics, including higher comonomer incorporation into ethylene/olefin copolymers, where such olefins are for example, 1-octene, isobutylene or styrene. Certain of the catalysts are particularly effective at polymerizing propylene to high molecular weight isotactic polypropylene in a solution process at a variety of polymerization conditions.
    Type: Grant
    Filed: November 25, 2003
    Date of Patent: August 8, 2006
    Assignee: Symyx Technologies, Inc.
    Inventors: Thomas R. Boussie, Gary M. Diamond, Christopher Goh, Keith A. Hall, Anne M. Lapointe, Margarete K. Leclerc, Cheryl Lund, Vince Murphy
  • Substituted pyridyl amine catalysts and processes for polymerizing crystalline polymers
    Publication number: 20060135722
    Abstract: New ligands, compositions, metal-ligand complexes and arrays with pyridyl-amine ligands are disclosed that catalyze the polymerization of monomers into polymers. Certain of these catalysts with hafnium metal centers have high performance characteristics, including higher comonomer incorporation into ethylene/olefin copolymers, where such olefins are for example, 1-octene, isobutylene or styrene. Certain of the catalysts are particularly effective at polymerizing propylene to high molecular weight isotactic polypropylene in a solution process at a variety of polymerization conditions.
    Type: Application
    Filed: February 14, 2006
    Publication date: June 22, 2006
    Applicant: Symyx Technologies, Inc.
    Inventors: Thomas Boussie, Gary Diamond, Christopher Goh, Keith Hall, Anne LaPointe, Margarete Leclerc, Cheryl Lund, Vince Murphy
  • Substituted pyridyl amine catalysts and processes for polymerizing and polymers
    Patent number: 7018949
    Abstract: New ligands, compositions, metal-ligand complexes and arrays with pyridyl-amine ligands are disclosed that catalyze the polymerization of monomers into polymers. Certain of these catalysts with hafnium metal centers have high performance characteristics, including higher comonomer incorporation into ethylene/olefin copolymers, where such olefins are for example, 1-octene, isobutylene or styrene. Certain of the catalysts are particularly effective at polymerizing propylene to high molecular weight isotactic polypropylene in a solution process at a variety of polymerization conditions.
    Type: Grant
    Filed: December 31, 2003
    Date of Patent: March 28, 2006
    Assignee: Symyx Technologies, Inc.
    Inventors: Thomas R. Boussie, Gary M. Diamond, Christopher Goh, Keith A. Hall, Anne M. LaPointe, Margarete K. Leclerc, Cheryl Lund, Vince Murphy
  • Catalyst ligands, catalytic metal complexes and processes using same
    Patent number: 6974878
    Abstract: A new ligands that include a benzene ring in the backbone can be combined with a metal or metal precursor compound or formed into a metal-ligand complex catalyze a number of different chemical transformations, including olefin polymerization reactions. The ligands, complexes formed with the ligands and compositions including the ligands are useful catalysts, depending on the reaction.
    Type: Grant
    Filed: September 18, 2001
    Date of Patent: December 13, 2005
    Assignee: Symyx Technologies, Inc.
    Inventors: Anil Guram, Cheryl Lund, Howard W. Turner, Tetsuo Uno
  • Titanium substituted pyridyl amine complexes, catalysts and processes for polymerizing ethylene and stryene
    Publication number: 20050159303
    Abstract: New compositions, titanium-ligand complexes and arrays with pyridyl-amine ligands are disclosed that catalyze the polymerization of monomers into polymers. These catalysts with titanium metal centers have high performance characteristics, including high styrene incorporation into ethylene/styrene copolymers.
    Type: Application
    Filed: March 16, 2005
    Publication date: July 21, 2005
    Inventors: Thomas Boussie, Gary Diamond, Christopher Goh, Anne LaPointe, Margarete Leclerc, Cheryl Lund
  • Substituted pyridyl amine complexes, and catalysts
    Patent number: 6900321
    Abstract: New ligands, compositions, metal-ligand complexes and arrays with pyridylamine ligands are disclosed that catalyze the polymerization of monomers into polymers. Certain of these catalysts with hafnium metal centers have high performance characteristics, including higher comonomer incorporation into ethylene/olefin copolymers, where such olefins are for example, 1-octene, isobutylene or styrene. Certain of the catalysts are particularly effective at polymerizing propylene to high molecular weight isotactic polypropylene in a solution process at a variety of polymerization conditions.
    Type: Grant
    Filed: November 6, 2001
    Date of Patent: May 31, 2005
    Assignee: Symyx Technologies, Inc.
    Inventors: Thomas R. Boussie, Gary M. Diamond, Christopher Goh, Keith A. Hall, Anne M. LaPointe, Margarete K. Leclerc, Cheryl Lund, Vince Murphy
  • Catalyst ligands, catalytic metal complexes and processes using same
    Publication number: 20040249157
    Abstract: A new ligands that include a benzene ring in the backbone can be combined with a metal or metal precursor compound or formed into a metal-ligand complex catalyze a number of different chemical transformations, including olefin polymerization reactions. The ligands, complexes formed with the ligands and compositions including the ligands are useful catalysts, depending on the reaction.
    Type: Application
    Filed: June 29, 2004
    Publication date: December 9, 2004
    Applicant: Symyx Technologies, Inc.
    Inventors: Anil Guram, Cheryl Lund, Howard W. Turner, Tetsuo Uno
  • Methods of copolymerizing ethylene and isobutylene and polymers made thereby
    Patent number: 6828397
    Abstract: New ligands, compositions, metal-ligand complexes and arrays with pyridyl-amine ligands are disclosed that catalyze the polymerization of monomers into polymers. Certain of these catalysts with hafnium metal centers have high performance characteristics, including higher comonomer incorporation into ethylene/olefin copolymers, where such olefins are for example, 1-octene, isobutylene or styrene. Certain of the catalysts are particularly effective at polymerizing propylene to high molecular weight isotactic polypropylene in a solution process at a variety of polymerization conditions.
    Type: Grant
    Filed: November 6, 2001
    Date of Patent: December 7, 2004
    Assignee: Symyx Technologies, Inc.
    Inventors: Thomas R. Boussie, Gary M. Diamond, Christopher Goh, Keith A. Hall, Anne M. LaPointe, Margarete K. Leclerc, Cheryl Lund, Vince Murphy
  • Catalyst ligands, catalytic metal complexes and processes using same
    Publication number: 20040242881
    Abstract: A new ligands that include a benzene ring in the backbone can be combined with a metal or metal precursor compound or formed into a metal-ligand complex catalyze a number of different chemical transformations, including olefin polymerization reactions. The ligands, complexes formed with the ligands and compositions including the ligands are useful catalysts, depending on the reaction.
    Type: Application
    Filed: June 29, 2004
    Publication date: December 2, 2004
    Applicant: Symyx Technologies, Inc.
    Inventors: Anil Guram, Cheryl Lund, Howard W. Turner, Tetsuo Uno
  • Substituted pyridyl amine catalysts and processes for polymerizing and polymers
    Publication number: 20040209765
    Abstract: New ligands, compositions, metal-ligand complexes and arrays with pyridyl-amine ligands are disclosed that catalyze the polymerization of monomers into polymers. Certain of these catalysts with hafnium metal centers have high performance characteristics, including higher comonomer incorporation into ethylene/olefin copolymers, where such olefins are for example, 1-octene, isobutylene or styrene. Certain of the catalysts are particularly effective at polymerizing propylene to high molecular weight isotactic polypropylene in a solution process at a variety of polymerization conditions.
    Type: Application
    Filed: December 31, 2003
    Publication date: October 21, 2004
    Applicant: Symyx Technologies, Inc.
    Inventors: Thomas R. Boussie, Gary M. Diamond, Christopher Goh, Keith A. Hall, Anne M. Lapointe, Margarete K. Leclerc, Cheryl Lund, Vince Murphy
  • Substituted pyridyl amine catalysts and processes for polymerizing crystalline polymers
    Publication number: 20040122247
    Abstract: New ligands, compositions, metal-ligand complexes and arrays with pyridyl-amine ligands are disclosed that catalyze the polymerization of monomers into polymers. Certain of these catalysts with hafnium metal centers have high performance characteristics, including higher comonomer incorporation into ethylene/olefin copolymers, where such olefins are for example, 1-octene, isobutylene or styrene. Certain of the catalysts are particularly effective at polymerizing propylene to high molecular weight isotactic polypropylene in a solution process at a variety of polymerization conditions.
    Type: Application
    Filed: November 25, 2003
    Publication date: June 24, 2004
    Applicant: SYMYX TECHNOLOGIES, INC.
    Inventors: Thomas R. Boussie, Gary M. Diamond, Christopher Goh, Keith A. Hall, Anne M. Lapointe, Margarete K. Leclerc, Cheryl Lund, Vince Murphy
  • Substituted pyridyl amine catalysts, complexes and compositions
    Patent number: 6750345
    Abstract: New ligands, compositions, metal-ligand complexes and arrays with pyridyl-amine ligands are disclosed that catalyze the polymerization of monomers into polymers. Certain of these catalysts with hafnium metal centers have high performance characteristics, including higher comonomer incorporation into ethylene/olefin copolymers, where such olefins are for example, 1-octene, isobutylene or styrene. Certain of the catalysts are particularly effective at polymerizing propylene to high molecular weight isotactic polypropylene in a solution process at a variety of polymerization conditions.
    Type: Grant
    Filed: November 6, 2001
    Date of Patent: June 15, 2004
    Assignee: Symyx Technologies, Inc.
    Inventors: Thomas R. Boussie, Gary M. Diamond, Christopher Goh, Keith A. Hall, Anne M. LaPointe, Margarete K. Leclerc, Cheryl Lund, Vince Murphy
  • Substituted pyridyl amine catalysts and processes for polymerizing and polymers
    Patent number: 6713577
    Abstract: New ligands, compositions, metal-ligand complexes and arrays with pyridyl-amine ligands are disclosed that catalyze the polymerization of monomers into polymers. Certain of these catalysts with hafnium metal centers have high performance characteristics, including higher comonomer incorporation into ethylene/olefin copolymers, where such olefins are for example, 1-octene, isobutylene or styrene. Certain of the catalysts are particularly effective at polymerizing propylene to high molecular weight isotactic polypropylene in a solution process at a variety of polymerization conditions.
    Type: Grant
    Filed: November 6, 2001
    Date of Patent: March 30, 2004
    Assignee: Symyx Technologies, Inc.
    Inventors: Thomas R. Boussie, Gary M. Diamond, Christopher Goh, Keith A. Hall, Anne M. LaPointe, Margarete K. Leclerc, Cheryl Lund, Vince Murphy
  • Methods of polymerizing ethylene and styrene copolymers with substituted pyridyl amine catalysts and catalysts therefor
    Patent number: 6706829
    Abstract: New ligands, compositions, metal-ligand complexes and arrays with pyridyl-amine ligands are disclosed that catalyze the polymerization of monomers into polymers. Certain of these catalysts with hafnium metal centers have high performance characteristics, including higher comonomer incorporation into ethylene/olefin copolymers, where such olefins are for example, 1-octene, isobutylene or styrene. Certain of the catalysts are particularly effective at polymerizing propylene to high molecular weight isotactic polypropylene in a solution process at a variety of polymerization conditions.
    Type: Grant
    Filed: November 6, 2001
    Date of Patent: March 16, 2004
    Assignee: Symyx Technologies, Inc.
    Inventors: Thomas R. Boussie, Gary M. Diamond, Christopher Goh, Keith A. Hall, Anne M. LaPointe, Margarete K. Leclerc, Cheryl Lund, Vince Murphy
  • Titanium substituted pyridyl amine complexes, catalysts and processes for polymerizing ethylene and stryene
    Publication number: 20030153697
    Abstract: New compositions, titanium-ligand complexes and arrays with pyridyl-amine ligands are disclosed that catalyze the polymerization of monomers into polymers. These catalysts with titanium metal centers have high performance characteristics, including high styrene incorporation into ethylene/styrene copolymers.
    Type: Application
    Filed: November 4, 2002
    Publication date: August 14, 2003
    Applicant: Symyx Technologies, Inc.
    Inventors: Thomas R. Boussie, Gary M. Diamond, Christopher Goh, Anne M. LaPointe, Margarete K. Leclerc, Cheryl Lund
  • Methods of polymerizing ethylene and styrene copolymers with substituted pyridyl amine catalysts and catalysts therefor
    Publication number: 20020173419
    Abstract: New ligands, compositions, metal-ligand complexes and arrays with pyridyl-amine ligands are disclosed that catalyze the polymerization of monomers into polymers. Certain of these catalysts with hafnium metal centers have high performance characteristics, including higher comonomer incorporation into ethylene/olefin copolymers, where such olefins are for example, 1-octene, isobutylene or styrene. Certain of the catalysts are particularly effective at polymerizing propylene to high molecular weight isotactic polypropylene in a solution process at a variety of polymerization conditions.
    Type: Application
    Filed: November 6, 2001
    Publication date: November 21, 2002
    Inventors: Thomas R. Boussie, Gary M. Diamond, Christopher Goh, Keith A. Hall, Anne M. LaPointe, Margarete K. Leclerc, Cheryl Lund, Vince Murphy