Patents by Inventor Zach T. Rickaway

Zach T. Rickaway 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).

  • Polymerizations for olefin-based polymers
    Patent number: 11242422
    Abstract: The invention provides a process to form an olefin-based polymer, said process comprising polymerizing at least one olefin in the presence of at least one catalyst system comprising the reaction product of the following: A) at least one cocatalyst; and B) a procatalyst comprising a metal-ligand complex of Formula (I), as described herein:
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: February 8, 2022
    Assignee: Dow Global Technologies LLC
    Inventors: Philip P. Fontaine, Jerzy Klosin, Endre Szuromi, Carl N. Iverson, Zach T. Rickaway, Andrew J. Young, Susan G. Brown, Ruth Figueroa, Mehmet Demirors, Mridula Kapur
  • Silyl-bridged bis-biphenyl-phenoxy catalysts for olefin polymerization
    Patent number: 11111318
    Abstract: Embodiments are directed to a metal complex formed, wherein the metal complexes are used as pro-catalyst in polyolefin polymerization and comprise the following structure (Formula (I)).
    Type: Grant
    Filed: July 28, 2017
    Date of Patent: September 7, 2021
    Assignee: Dow Global Technologies LLC
    Inventors: Hien Q. Do, Philip P. Fontaine, Andrew J. Young, Susan G. Brown, Johnathan E. DeLorbe, Tulaza Vaidya, Zach T. Rickaway, Amy E. Floeck (nee Duchnowski), Chunming Zhang, Ruth Figueroa, Jerzy Klosin
  • SILYL-BRIDGED BIS-BIPHENYL-PHENOXY CATALYSTS FOR OLEFIN POLYMERIZATION
    Publication number: 20200247917
    Abstract: Embodiments are directed to a metal complex formed, wherein the metal complexes are used as pro-catalyst in polyolefin polymerization and comprise the following structure (Formula (I)).
    Type: Application
    Filed: July 28, 2017
    Publication date: August 6, 2020
    Applicant: Dow Global Technologies LLC
    Inventors: Hien Q. Do, Philip P. Fontaine, Andrew J. Young, Susan G. Brown, Johnathan E. DeLorbe, Tulaza Vaidya, Zach T. Rickaway, Amy E. Floeck, Chunming Zhang, Ruth Figueroa, Jerzy Klosin
  • POLYMERIZATIONS FOR OLEFIN-BASED POLYMERS
    Publication number: 20200109224
    Abstract: The invention provides a process to form an olefin-based polymer, said process comprising polymerizing at least one olefin in the presence of at least one catalyst system comprising the reaction product of the following: A) at least one cocatalyst; and B) a procatalyst comprising a metal-ligand complex of Formula (I), as described herein:
    Type: Application
    Filed: November 20, 2019
    Publication date: April 9, 2020
    Inventors: Philip P. Fontaine, Jerzy Klosin, Endre Szuromi, Carl N. Iverson, Zach T. Rickaway, Andrew J. Young, Susan G. Brown, Ruth Figueroa, Mehmet Demirors, Mridula Kapur
  • Catalyst systems for olefin polymerization
    Patent number: 10526431
    Abstract: The instant invention provides a procatalyst comprising a metal-ligand complex of Formula (I): (Formula I), wherein M, X, n, each Z, L, R21, R22 and R1 through R20 are each described herein.
    Type: Grant
    Filed: June 29, 2015
    Date of Patent: January 7, 2020
    Assignee: Dow Global Technologies LLC
    Inventors: Philip P. Fontaine, Jerzy Klosin, Endre Szuromi, Carl N. Iverson, Zach T. Rickaway, Andrew J. Young, Susan G. Brown, Ruth Figueroa
  • Polymerizations for olefin-based polymers
    Patent number: 10519260
    Abstract: The invention provides a process to form an olefin-based polymer, said process comprising polymerizing at least one olefin in the presence of at least one catalyst system comprising the reaction product of the following: A) at least one cocatalyst; and B) a procatalyst comprising a metal-ligand complex of Formula (I), as described herein: (Formula I).
    Type: Grant
    Filed: June 29, 2015
    Date of Patent: December 31, 2019
    Assignee: Dow Global Technologies LLC
    Inventors: Philip P. Fontaine, Jerzy Klosin, Endre Szuromi, Carl N. Iverson, Zach T. Rickaway, Andrew J. Young, Susan G. Brown, Ruth Figueroa, Mehmet Demirors, Mridula Kapur
  • Ethylene-based polymers
    Patent number: 10239974
    Abstract: The invention provides an ethylene-based polymer comprising the following properties: a) a ZSVR value from 1.2 to 2.6, b) a MWD from 1.5 to 2.8, and c) a tan delta (0.1 rad/s; 190 C) from 5.0 to 50.
    Type: Grant
    Filed: June 29, 2015
    Date of Patent: March 26, 2019
    Assignee: Dow Global Technologies LLC
    Inventors: Mridula Kapur, Mehmet Demirors, Philip P. Fontaine, Jerzy Klosin, Endre Szuromi, Carl N. Iverson, Zach T. Rickaway, Andrew J. Young, Susan G. Brown, Ruth Figueroa
  • POLYMERIZATIONS FOR OLEFIN-BASED POLYMERS
    Publication number: 20170101494
    Abstract: The invention provides a process to form an olefin-based polymer, said process comprising polymerizing at least one olefin in the presence of at least one catalyst system comprising the reaction product of the following: A) at least one cocatalyst; and B) a procatalyst comprising a metal-ligand complex of Formula (I), as described herein: (Formula I).
    Type: Application
    Filed: June 29, 2015
    Publication date: April 13, 2017
    Applicant: Dow Global Technologies LLC
    Inventors: Philip P. Fontaine, Jerzy Klosin, Endre Szuromi, Carl N. Iverson, Zach T. Rickaway, Andrew J. Young, Susan G. Brown, Ruth Figueroa, Mehmet Demirors, Mridula Babli Kapur
  • CATALYST SYSTEMS FOR OLEFIN POLYMERIZATION
    Publication number: 20170101493
    Abstract: The instant invention provides a procatalyst comprising a metal-ligand complex of Formula (I): (Formula I), wherein M, X, n, each Z, L, R21, R22 and R1 through R20 are each described herein.
    Type: Application
    Filed: June 29, 2015
    Publication date: April 13, 2017
    Inventors: Philip P. Fontaine, Jerzy Klosin, Endre Szuromi, Carl N. Iverson, Zach T. Rickaway, Andrew J. Young, Susan G. Brown, Ruth Figueroa
  • ETHYLENE-BASED POLYMERS
    Publication number: 20170101495
    Abstract: The invention provides an ethylene-based polymer comprising the following properties: a) a ZSVR value from 1.2 to 2.6, b) a MWD from 1.5 to 2.8, and c) a tan delta (0.1 rad/s; 190 C) from 5.0 to 50.
    Type: Application
    Filed: June 29, 2015
    Publication date: April 13, 2017
    Inventors: Mridula Babli Kapur, Mehmet Demirors, Philip P. Fontaine, Jerzy Klosin, Endre Szuromi, Carl N. Iverson, Zach T. Rickaway, Andrew J. Young, Susan G. Brown, Ruth Figueroa