Patents by Inventor Chi-I Kuo

Chi-I Kuo 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).

  • Method for preparing a supported catalyst system and its use in a polymerization process
    Patent number: 6660815
    Abstract: The present invention relates to a composition of carboxylate metal salt and a flow improver useful in combination with a polymerization catalyst to improve the flowability and bulk density of the catalyst. The invention also relates to a polymerization process using the catalyst.
    Type: Grant
    Filed: September 24, 2002
    Date of Patent: December 9, 2003
    Assignee: Univation Technologies, LLC
    Inventors: Agapios K. Agapiou, Chi-I Kuo
  • METHOD FOR PREPARING A SUPPORTED CATALYST SYSTEM AND ITS USE IN A POLYMERIZATION PROCESS
    Publication number: 20030211932
    Abstract: The present invention relates to a composition of a carboxylate metal salt in combination with a heated polymerization catalyst to improve the flowability and operability of the catalyst. The invention also relates to methods for preparing the catalyst composition and to its use in a polymerization process.
    Type: Application
    Filed: April 24, 2003
    Publication date: November 13, 2003
    Inventors: Chi-I Kuo, Agapios K. Agapiou, Steven K. Ackerman, Simon X. Zhang
  • Catalyst composition and methods for its preparation and use in a polymerization process
    Patent number: 6608153
    Abstract: The present invention relates to a catalyst composition and a method for making the catalyst composition of a polymerization catalyst and a carboxylate metal salt. The invention is also directed to the use of the catalyst composition in the polymerization of olefin(s). In particular, the polymerization catalyst system is supported on a carrier. More particularly, the polymerization catalyst comprises a bulky ligand metallocene-type catalyst system.
    Type: Grant
    Filed: November 6, 2001
    Date of Patent: August 19, 2003
    Assignee: Univation Technologies, LLC
    Inventors: Agapios Kyriacos Agapiou, Chi-I Kuo, David Michael Glowczwski, Steven Kent Ackerman
  • Method for preparing a supported catalyst system and its use in a polymerization process
    Patent number: 6593267
    Abstract: The present invention relates to a composition of a carboxylate metal salt in combination with a heated polymerization catalyst to improve the flowability and operability of the catalyst. The invention also relates to methods for preparing the catalyst composition and to its use in a polymerization process.
    Type: Grant
    Filed: October 31, 2001
    Date of Patent: July 15, 2003
    Assignee: Univation Technologies, LLC
    Inventors: Chi-I Kuo, Agapios K. Agapiou, Steven K. Ackerman, Simon X. Zhang
  • Method for preparing a supported catalyst system and its use in a polymerization process
    Patent number: 6482903
    Abstract: The present invention relates to a composition of carboxylate metal salt and a flow improver useful in combination with a polymerization catalyst to improve the flowability and bulk density of the catalyst. The invention also relates to a polymerization process using the catalyst.
    Type: Grant
    Filed: September 18, 2000
    Date of Patent: November 19, 2002
    Assignee: Univation Technologies, LLC
    Inventors: Agapios K. Agapiou, Chi-I Kuo
  • Method for preparing a supported catalyst system and its use in a polymerization process
    Publication number: 20020161145
    Abstract: The present invention relates to a composition of a carboxylate metal salt in combination with a heated polymerization catalyst to improve the flowability and operability of the catalyst. The invention also relates to methods for preparing the catalyst composition and to its use in a polymerization process.
    Type: Application
    Filed: October 31, 2001
    Publication date: October 31, 2002
    Inventors: Chi-I Kuo, Agapios K. Agapiou, Steven K. Ackerman, Simon X. Zhang
  • Catalyst composition and methods for its preparation and use in a polymerization process
    Patent number: 6472342
    Abstract: The present invention relates to a catalyst composition and a method for making the catalyst composition of a polymerization catalyst and a carboxylate metal salt. The invention is also directed to the use of the catalyst composition in the polymerization of olefin(s). In particular, the polymerization catalyst system is supported on a carrier. More particularly, the polymerization catalyst comprises a bulky ligand metallocene-type catalyst system.
    Type: Grant
    Filed: August 20, 2001
    Date of Patent: October 29, 2002
    Assignee: Univation Technologies, LLC
    Inventors: Agapios K. Agapiou, Chi-I Kuo, David M. Glowczwski, Steve K. Ackerman
  • Polymerization Process
    Publication number: 20020132944
    Abstract: The present invention relates to a process for polymerizing olefin(s) in the presence of polymerization catalyst a Group 13 containing compound and a carboxylic acid. The invention also relates to a process for transitioning from one polymerization catalyst to another.
    Type: Application
    Filed: March 13, 2002
    Publication date: September 19, 2002
    Inventors: Agapios K. Agapiou, Chi-I Kuo
  • Catalyst composition and methods for its preparation and use in a polymerization process
    Publication number: 20020123579
    Abstract: The present invention relates to a catalyst composition and a method for making the catalyst composition of a polymerization catalyst and a carboxylate metal salt. The invention is also directed to the use of the catalyst composition in the polymerization of olefin(s). In particular, the polymerization catalyst system is supported on a carrier. More particularly, the polymerization catalyst comprises a bulky ligand metallocene-type catalyst system.
    Type: Application
    Filed: November 6, 2001
    Publication date: September 5, 2002
    Inventors: Agapios Kyriacos Agapiou, Chi-I Kuo, David Michael Glowczwski, Steven Kent Ackerman
  • Catalyst composition and methods for its preparation and use in a polymerization process
    Publication number: 20020111264
    Abstract: The present invention relates to a catalyst composition and a method for making the catalyst composition which comprises a polymerization catalyst and at least one gelling agent. The invention is also directed to the use of the catalyst composition in the polymerization of olefin(s). In particular, the polymerization catalyst system is supported on a carrier.
    Type: Application
    Filed: November 15, 2001
    Publication date: August 15, 2002
    Inventors: Agapios Kyriacos Agapiou, Chi-I Kuo, David M. Glowczwski, Steven K. Ackerman
  • Method for preparing a supported catalyst system and its use in a polymerization process
    Publication number: 20020103076
    Abstract: The present invention relates to a supported catalyst composition and a method for making the supported catalyst composition and its use in a process for polymerizing olefin(s). In particular, the invention is directed to a method for making a supported catalyst composition by combining a heated bulky ligand metallocene-type catalyst system with a carrier or an optionally heated carrier.
    Type: Application
    Filed: December 21, 2001
    Publication date: August 1, 2002
    Inventors: Agapios K. Agapiou, Chi-I Kuo, David M. Glowczwski, Steven K. Ackerman
  • Catalyst composition and methods for its preparation and use in a polymerization process
    Patent number: 6391819
    Abstract: The present invention relates to a catalyst composition and a method for making the catalyst composition of a polymerization catalyst and a carboxylate metal salt. The invention is also directed to the use of the catalyst composition in the polymerization of olefin(s). In particular, the polymerization catalyst system is supported on a carrier.
    Type: Grant
    Filed: August 23, 2001
    Date of Patent: May 21, 2002
    Assignee: Univation Technologies, LLC
    Inventors: Agapios K. Agapiou, Chi-I Kuo, David M. Glowczwski, Steve K. Ackerman
  • Catalyst composition and methods for its preparation and use in a polymerization process
    Publication number: 20020028742
    Abstract: The present invention relates to a catalyst composition and a method for making the catalyst composition of a polymerization catalyst and a carboxylate metal salt. The invention is also directed to the use of the catalyst composition in the polymerization of olefin(s). In particular, the polymerization catalyst system is supported on a carrier.
    Type: Application
    Filed: August 23, 2001
    Publication date: March 7, 2002
    Inventors: Agapios K. Agapiou, Chi-I Kuo, David M. Glowczwski, Steve K. Ackerman
  • Catalyst composition and methods for its preparation and use in a polymerization and use in a polymerization process
    Publication number: 20020026018
    Abstract: The present invention relates to a catalyst composition and a method for making the catalyst composition of a polymerization catalyst and a carboxylate metal salt. The invention is also directed to the use of the catalyst composition in the polymerization of olefin(s). In particular, the polymerization catalyst system is supported on a carrier. More particularly, the polymerization catalyst comprises a bulky ligand metallocene-type catalyst system.
    Type: Application
    Filed: August 20, 2001
    Publication date: February 28, 2002
    Inventors: Agapios K. Agapiou, Chi-I Kuo, David M. Glowczwski, Steve K. Ackerman
  • Method for preparing a supported catalyst system and its use in a polymerization process
    Patent number: 6346586
    Abstract: The present invention relates to a supported catalyst composition and a method for making the supported catalyst composition and its use in a process for polymerizing olefin(s). In particular, the invention is directed to a method for making a supported catalyst composition by combining a heated bulky ligand metallocene-type catalyst system with a carrier or an optionally heated carrier.
    Type: Grant
    Filed: October 22, 1999
    Date of Patent: February 12, 2002
    Assignee: Univation Technologies, LLC
    Inventors: Agapios K. Agapiou, Chi-I Kuo, David M. Glowczwski, Steven K. Ackerman
  • CATALYST COMPOSITION AND METHODS FOR ITS PREPARATION AND USE IN A POLYMERIZATION PROCESS
    Publication number: 20020004448
    Abstract: The present invention relates to a catalyst composition and a method for making the catalyst composition of a polymerization catalyst and a carboxylate metal salt. The invention is also directed to the use of the catalyst composition in the polymerization of olefin(s). In particular, the polymerization catalyst system is supported on a carrier. More particularly, the polymerization catalyst comprises a bulky ligand metallocene-type catalyst system.
    Type: Application
    Filed: July 10, 1998
    Publication date: January 10, 2002
    Inventors: AGAPIOS KYRIACOS AGAPIOU, CHI-I KUO, DAVID MICHAEL GLOWCZWSKI, STEVEN KENT ACKERMAN
  • Catalyst composition and methods for its preparation and use in a polymerization process
    Patent number: 6306984
    Abstract: The present invention relates to a catalyst composition and a method for making the catalyst composition of a polymerization catalyst and a carboxylate metal salt. The invention is also directed to the use of the catalyst composition in the polymerization of olefin(s). In particular, the polymerization catalyst system is supported on a carrier.
    Type: Grant
    Filed: September 16, 1999
    Date of Patent: October 23, 2001
    Assignee: Univation Technologies, LLC
    Inventors: Agapios K. Agapiou, Chi-I Kuo, David M. Glowczwski, Steve K. Ackerman
  • Catalyst composition and methods for its preparation and use in a polymerization process
    Patent number: 6300436
    Abstract: The present invention relates to a catalyst composition and a method for making the catalyst composition of a polymerization catalyst and a carboxylate metal salt. The invention is also directed to the use of the catalyst composition in the polymerization of olefin(s). In particular, the polymerization catalyst system is supported on a carrier. More particularly, the polymerization catalyst comprises a bulky ligand metallocene-type catalyst system.
    Type: Grant
    Filed: September 16, 1999
    Date of Patent: October 9, 2001
    Assignee: Univation Technologies, LLC
    Inventors: Agapios K. Agapiou, Chi-I Kuo, David M. Glowczwski, Steve K. Ackerman
  • Polymerization catalyst systems, their production and use
    Patent number: 6140432
    Abstract: This invention is generally directed toward a supported catalyst system useful for polymerizing olefins. The method for supporting the catalyst of the invention provides for a supported metallocene catalyst which when utilized in a polymerization process substantially reduces reactor fouling and sheeting in a gas or slurry polymerization process.
    Type: Grant
    Filed: July 13, 1995
    Date of Patent: October 31, 2000
    Assignee: Exxon Chemical Patents Inc.
    Inventors: Agapios Kyriacos Agapiou, Chi-I Kuo, Michael Elroy Muhle, Anthony Nicholas Speca
  • Polymerization catalyst systems, their production and use
    Patent number: 6117955
    Abstract: This invention is generally directed toward a supported catalyst system useful for polymerizing olefins. The method for supporting the catalyst of the invention provides for a supported metallocene catalyst which when utilized in a polymerization process substantially reduces reactor fouling and sheeting in a gas or slurry polymerization process.
    Type: Grant
    Filed: July 30, 1996
    Date of Patent: September 12, 2000
    Assignee: Exxon Chemical Patents Inc
    Inventors: Agapios Kyriacos Agapiou, Chi-I Kuo, Michael Elroy Muhle, Anthony Nicholas Speca