Patents by Inventor Philip P. Fontaine

Philip P. Fontaine 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).

  • Publication number: 20250109217
    Abstract: Embodiments of this disclosure includes processes of polymerizing a multi-modal polyethylene polymer. The process includes contacting ethylene and optionally one or more ?-olefin monomers with at least two catalyst systems in a solution reactor at a reactor temperature of greater than 150° C. The at least two catalyst systems produce a vinyl end group count per 1000 carbon atoms is greater than 0.3. A first catalyst system of the at least two catalyst systems includes a first procatalyst; and a second catalyst system of the at least two catalyst systems comprises a second procatalyst having a reactivity ratio of less than 20, wherein the reactivity ratio of the first procatalyst is measured in a single reactor with only the first catalyst system in the presence of 1250 grams of ISOPAR-E, with a mol fraction of ethylene in solution of 0.709, and at a reactor temperature of at least 150° C.
    Type: Application
    Filed: December 29, 2022
    Publication date: April 3, 2025
    Applicant: Dow Global Technologies LLC
    Inventors: Philip P. Fontaine, Edmund M. Carnahan, Jerzy Klosin, Mari S. Rosen, Fawzi G. Hamad
  • Publication number: 20250101211
    Abstract: According to one or more embodiments, a polyethylene composition, which may include a first polyethylene fraction area defined by an area in an elution profile via iCCD analysis method in a temperature range of 45° C. to 90° C.; a first peak in the temperature range of 45° C. to 90° C. in the elution profile; a second polyethylene fraction area defined by an area in the elution profile in a temperature range of 90° C. to 120° C.; a second peak in the temperature range of 90° C. to 120° C. in the elution profile; and a local minimum in a temperature range of from 80 C to 95° C. in the elution profile. The polyethylene composition may have a density of 0.924 g/cm3 to 0.936 g/cm3 and a melt index (I2) of 0.5 g/10 minutes to 1.2 g/10 minutes. A ratio of the first polyethylene fraction area to the second polyethylene fraction area may be 2.0 to 4.0.
    Type: Application
    Filed: January 13, 2022
    Publication date: March 27, 2025
    Applicant: Dow Global Technologies LLC
    Inventors: Sanjib Biswas, Carol Tsai, Douglas S. Ginger, Johnathan E. DeLorbe, Philip P. Fontaine
  • Publication number: 20250051495
    Abstract: Embodiments of the present application are directed to supported catalyst systems that include a metal-ligand complex having the structure of formula (I):
    Type: Application
    Filed: November 21, 2022
    Publication date: February 13, 2025
    Applicant: Dow Global Technologies LLC
    Inventors: Andrew M. Camelio, Rhett A. Baillie, Brad C. Bailey, Johnathan E. DeLorbe, Hien Q. Do, David M. Pearson, Philip P. Fontaine
  • Publication number: 20250034292
    Abstract: Embodiments of the present application are directed to supported catalyst systems that include a metal-ligand complex having the structure of formula (I).
    Type: Application
    Filed: November 21, 2022
    Publication date: January 30, 2025
    Applicant: Dow Global Technologies LLC
    Inventors: Andrew M. Camelio, Rhett A. Baillie, Brad C. Bailey, Johnathan E. DeLorbe, Hien Q. Do, David M. Pearson, Philip P. Fontaine
  • Publication number: 20250011478
    Abstract: Embodiments of the present application are directed to supported catalyst systems that include a metal-ligand complex having the structure of formula (I).
    Type: Application
    Filed: November 21, 2022
    Publication date: January 9, 2025
    Applicant: Dow Global Technologies LLC
    Inventors: Andrew M. Camelio, Rhett A. Baillie, Brad C. Bailey, Johnathan E. DeLorbe, Hien Q. Do, David M. Pearson, Philip P. Fontaine
  • Patent number: 12129363
    Abstract: The present invention is directed to polyethylene-based compositions suitable for packaging applications, films, and articles. The polyethylene-based composition according to embodiments disclosed herein includes a polyethylene composition having a first polyethylene fraction and a second polyethylene fraction as well as a calcium salt of 1,2-cyclohexanedicarbodylic acid. The polyethylene-based composition can deliver a balance of properties, including barrier properties, for packaging applications.
    Type: Grant
    Filed: May 1, 2020
    Date of Patent: October 29, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Andrew T. Heitsch, Sanjib Biswas, Mridula Kapur, Alexander Williamson, Philip P. Fontaine, Joshua B. Gaubert, Daniel W. Baugh, III, Jin Wang, Didem Oner-Deliormanli, Hitendra K. Singh, Shadid Askar, Arnaldo T. Lorenzo, Mehmet Demirors, Vivek Kalihari
  • Patent number: 12104301
    Abstract: A nonwoven fabric comprises at least one fiber having a first component prepared from at least 75 wt. % of bimodalethylene/alpha-olefin interpolymer composition, wherein the ethylene/alpha-olefin interpolymer composition is characterized by: a density in the range of 0.930 to 0.965 g/cm3, a melt index (I2) in the range of from 10 to 60 g/10 minutes, wherein the I2 is measured according to ASTM D1238, 190 C, 2.16 kg, a molecular weight distribution, expressed as the ratio of the weight average molecular weight to number average molecular weight (Mw(GPC)/Mn(GPC)) as determined by GPC of from 1.5 to 2.6, a tan delta at 1 radian/second of at least 45, a low temperature peak and a high temperature peak on an elution profile via improved comonomer composition distribution (ICCD) procedure, and a full width at half maximum of the high temperature peak is less than 6.0° C.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: October 1, 2024
    Assignee: DOW GLOBAL TECHNOLOGIES LLC
    Inventors: Mehmet Demirors, Fabricio Arteaga Larios, Mridula Kapur, Philip P. Fontaine, David T. Gillespie, Yijian Lin, Lanhe Zhang, Sanjib Biswas, Eduardo Alvarez, Aleksandar Stoiljkovic, Rajen M. Patel
  • Patent number: 11926684
    Abstract: A cast film inducing a bimodal ethylene-based polymer having a high density fraction (HDF) from 3.0% to 10.0%, an I10/I2 ratio from 5.5 to 7.0, a short chain branching distribution (SCBD) less than or equal to 10° C., a density from 0.910 g/cc to 0.920 g/cc, and a melt index (I2) from 1.0 g/10 mins to 8.0 g/10 mins.
    Type: Grant
    Filed: June 13, 2019
    Date of Patent: March 12, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Kyle E. Hart, Mehmet Demirors, Timothy W. Gambrel, Philip P. Fontaine, Vivek Kalihari, Hrishikesh R. Munj, Jon W. Hobson, Rajen M. Patel
  • Patent number: 11873393
    Abstract: A bimodal ethylene-based polymer, including a high density fraction (HDF) from 3.0% to 25.0%, wherein the high density fraction is measured by crystallization elution fractionation (CEF) integration at temperatures from 93° C. to 119° C., an I10/I2 ratio from 5.5 to 7.5, wherein I2 is the melt index when measured according to ASTM D 1238 at a load of 2.16 kg and temperature of 190° C. and I10 is the melt index when measured according to ASTM D 1238 at a load of 10 kg and temperature of 190° C., and a short chain branching distribution (SCBD) less than or equal to 10° C., wherein the short chain branching distribution is measured by CEF full width at half height.
    Type: Grant
    Filed: June 13, 2019
    Date of Patent: January 16, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Kyle E. Hart, Mehmet Demirors, Timothy W. Gambrel, Philip P. Fontaine, Pradeep Jain
  • Patent number: 11873377
    Abstract: A blown film having a bimodal ethylene-based polymer including a high density fraction (HDF) from 3.0% to 25.0%, an I10/I2 ratio from 5.5 to 7.5, a short chain branching distribution (SCBD) less than or equal to 10 C, a zero shear viscosity ratio from 1.0 to 2.5, a density from 0.902 g/cc to 0.925 g/cc, and a melt index (I2) from 0.5 g/10 mins to 2.0 g/10 mins.
    Type: Grant
    Filed: June 13, 2019
    Date of Patent: January 16, 2024
    Assignee: Dow Global Technologies LLC
    Inventors: Kyle E. Hart, Mehmet Demirors, Timothy W. Gambrel, Philip P. Fontaine, Vivek Kalihari, Francis O. Olajide, Jr., Rajen M. Patel
  • Publication number: 20240010771
    Abstract: Processes of polymerizing olefin monomers. The process includes reacting ethylene and optionally one or more olefin monomers in the presence of a catalyst system, wherein the catalyst system comprises: modified-hydrocarbyl methylaluminoxane having less than 50 mole percent AlRA1RB1RC1 based on the total moles of aluminum, where RA1, RB1, and RC1 are independently is linear (C1-C40)alkyl, branched (C1-C40)alkyl, or (C6-C40)aryl; and one or more metal-ligand complexes according to formula (I).
    Type: Application
    Filed: February 5, 2021
    Publication date: January 11, 2024
    Applicant: Dow Global Technologies LLC
    Inventors: Philip P. Fontaine, David M. Pearson, Hien Q. Do, Johnathan E. Delorbe, Rafael Huacuja, Rhett A. Baillie, Rongjuan Cong
  • Publication number: 20240010770
    Abstract: Processes of polymerizing olefin monomers.
    Type: Application
    Filed: February 5, 2021
    Publication date: January 11, 2024
    Applicant: Dow Global Technologies LLC
    Inventors: Philip P. Fontaine, David M. Pearson, Hien Q. Do, Johnathan E. Delorbe, Rafael Huacuja, Rhett A. Baillie
  • Publication number: 20230348641
    Abstract: Embodiments of this disclosure are directed to polymerization process comprising contacting ethylene and optionally one or more ?-olefins in solution in the presence of one or more catalyst systems and a chain transfer agent, wherein the catalyst system comprises a metal-ligand complex according to formula (I).
    Type: Application
    Filed: January 29, 2021
    Publication date: November 2, 2023
    Applicant: Dow Global Technologies LLC
    Inventors: Rhett A. Baillie, Philip P. Fontaine, Johnathan E. DeLorbe, Rafael Huacuja, Evelyn Auyeung, Jerzy Klosin, Robert David Grigg, Sudipta Pal, Brad C. Bailey
  • Publication number: 20230322968
    Abstract: Embodiments of the present application are directed to procatalysts, and catalyst systems including procatalysts, including a metal-ligand complex having the structure of formula (I): [Formula I]
    Type: Application
    Filed: May 28, 2021
    Publication date: October 12, 2023
    Applicant: Dow Global Technologies LLC
    Inventors: Rhett A. Baillie, Hien Q. Do, Andrew M. Camelio, Johnathan E. Delorbe, Mari S. Rosen, Philip P. Fontaine, David M. Pearson
  • Publication number: 20230287152
    Abstract: Processes of polymerizing olefin monomers.
    Type: Application
    Filed: February 5, 2021
    Publication date: September 14, 2023
    Applicant: Dow Global Technologies LLC
    Inventors: Philip P. Fontaine, David M. Pearson, Hien Q. Do, Johnathan E. Delorbe, Rafael Huacuja, Rhett A. Baillie
  • Publication number: 20230287159
    Abstract: Embodiments of the present application are directed to procatalysts, and catalyst systems including procatalysts, including a metal-ligand complex having the structure of formula (Ia):
    Type: Application
    Filed: May 28, 2021
    Publication date: September 14, 2023
    Applicant: Dow Global Technologies LLC
    Inventors: Rhett A. Baillie, Hien Q. Do, David M. Pearson, Johnathan E. DeLorbe, Andrew M. Camelio, Philip P. Fontaine
  • Publication number: 20230272133
    Abstract: Processes of polymerizing olefin monomers. The process includes reacting ethylene and optionally one or more olefin monomers in the presence of a catalyst system, wherein the catalyst system comprises: hydrocarbyl-modified methylaluminoxane having less than 25 mole percent trihydrocarbyl aluminum compounds AlRA1RB1RC1 based on the total moles of aluminum, where RA1, RB1, and RC1 are independently linear (C1-C40)alkyl, branched (C1-C40)alkyl, or (C6-C40)aryl; and one or more procatalysts comprising a metal-ligand complex according to formula (I): (Formula (I)).
    Type: Application
    Filed: February 5, 2021
    Publication date: August 31, 2023
    Applicant: Dow Global Technologies LLC
    Inventors: David M. Pearson, Dharati Joshi Koenigs, Philip P. Fontaine
  • Publication number: 20230250202
    Abstract: Embodiments of the present application are directed to procatalysts, and catalyst systems including procatalysts, including a metal-ligand complex having the structure of formula (I):
    Type: Application
    Filed: May 28, 2021
    Publication date: August 10, 2023
    Applicant: Dow Global Technologies LLC
    Inventors: Rhett A. Baillie, Johnathan E. Delorbe, Andrew M. Camelio, Hien Q. Do, Philip P. Fontaine, David M. Pearson, Mari S. Rosen, Brad C. Bailey
  • Publication number: 20230235099
    Abstract: Embodiments of the present application are directed to procatalysts, and catalyst systems including procatalysts, including a metal-ligand complex having the structure of formula (I):
    Type: Application
    Filed: May 28, 2021
    Publication date: July 27, 2023
    Applicant: Dow Global Technologies LLC
    Inventors: Rhett A. Baillie, Hien Q. Do, David M. Pearson, Johnathan E. Delorbe, Andrew M. Camelio, Philip P. Fontaine
  • Publication number: 20230203216
    Abstract: Embodiments of the present application are directed to procatalysts, and catalyst systems including procatalysts, including a metal-ligand complex having the structure of formula (I): [Formula I].
    Type: Application
    Filed: May 28, 2021
    Publication date: June 29, 2023
    Applicant: Dow Global Technologies LLC
    Inventors: Rhett A. Baillie, David M. Pearson, Hien Q. Do, Johnathan E. DeLorbe, Philip P. Fontaine, Mari S. Rosen, Andrew M. Camelio