Patents Assigned to LION COPOLYMER GEISMAR, LLC
  • Publication number: 20230138702
    Abstract: Disclosed herein are EPDM-VNB copolymers that have a low molecular weight and are liquid at room temperature. The copolymers include: ethylene, propylene, and vinyl norbornene, where the copolymers have a molecular weight from about 2,500 g/mol to about 1,000,000 g/mol, and where the copolymers have a viscosity from about 1,000 cP to about 2,500,000 cP at 100° C.
    Type: Application
    Filed: October 27, 2022
    Publication date: May 4, 2023
    Applicant: Lion Copolymer Geismar, LLC
    Inventors: SOLOMON H.K. TANG, ALRICA L.J. PAYNE, WILLIE CHARLES BURTON, MICHAEL DUROUSSEAU
  • Publication number: 20220340786
    Abstract: Disclosed herein are pressure sensitive adhesive compositions that can include a styrene-butadiene rubber latex and a tackifier agent. In another example, the pressure sensitive adhesive compositions can include a styrene-butadiene rubber latex and acrylic polymer. The adhesive compositions can further include mineral oil and ethylene propylene diene monomer rubber. The pressure sensitive adhesives compositions can have a have low volatile organic compound vapor pressures while having effective adhesion properties on low surface energy substrates.
    Type: Application
    Filed: April 27, 2022
    Publication date: October 27, 2022
    Applicant: LION COPOLYMER GEISMAR, LLC
    Inventors: Xianjie (Tony) REN, John D. Jacquin, Qiang Luo, Gregory J. Brust
  • Patent number: 9718897
    Abstract: A solution process for the polymerization or copolymerization of at least one alpha olefin can include adding a Lewis acid to an alkyl aluminum in a hexane or heptane to form a coordination complex, stirring the coordination complex continuously forming a near homogeneous solution in an inert anhydrous environment, adding at least one dry metallocene to the near homogenous solution forming a soluble polymerization initiator, then stirring to form a near homogenous metallocene enriched polymerization initiator, and polymerizing an alpha olefin with the metallocene enriched polymerization initiator and optionally adding additional alkyl aluminum as a moisture scavenger or an impurities scavenger to yield a poly alpha olefin. The at least one dry metallocene can have a transition metal compound. The Lewis acid is capable of forming an ion pair with the at least one dry metallocene.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: August 1, 2017
    Assignee: Lion Copolymer Geismar, LLC
    Inventors: Willie Charles Burton, David G. Ward
  • Patent number: 9718898
    Abstract: A homogeneous polymerization catalyst system for polymerization or copolymerization of at least one alpha olefin has a Lewis acid, an alkyl aluminum in a hexane or a heptane, and at least one dry metallocene. The at least one dry metallocene has a transition metal compound. The Lewis acid is capable of forming an ion pair with the at least one dry metallocene. The homogeneous polymerization catalyst system produces a poly alpha olefin from alpha olefin monomers or mixed alpha olefins. A produced poly alpha olefin has a kinematic viscosity at 100 degrees Celsius ranging from 1 cSt to 1000 cSt.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: August 1, 2017
    Assignee: Lion Copolymer Geismar, LLC
    Inventors: Willie Charles Burton, David G. Ward
  • Patent number: 9574030
    Abstract: A homogenous toluene free catalyst system for producing a polyolefin elastomer possessing a unique combination of properties employing a particular type of a metallocene catalyst. The homogenous toluene free catalyst system having a co-catalyst for activating the metallocene pro-catalyst employing a specific molar ratio of the components of the co-catalyst blend to the metal of the pro-catalyst.
    Type: Grant
    Filed: August 25, 2016
    Date of Patent: February 21, 2017
    Assignee: LION COPOLYMER GEISMAR, LLC
    Inventor: Willie Charles Burton
  • Patent number: 9574034
    Abstract: A process and articles for continuously making a tetrapolymer can use two reactors connected in series with two saturated hydrocarbon streams, two injections of ethylene monomer, two injections of propylene monomer, and two injections of two different non-conjugated diene monomers simultaneously. Also, the process has a metallocene catalyst and a metallocene co-catalyst in the first reactor and a Ziegler-Natta catalyst, a Ziegler-Natta co-catalyst, and optionally a promoter in the second reactor. This process allows for the creation of products with high molecular weights while utilizing continuous flow reactors in series. The process allows for manufacture of anti-vibration articles made from the high molecular weight tetrapolymers.
    Type: Grant
    Filed: August 25, 2016
    Date of Patent: February 21, 2017
    Assignee: LION COPOLYMER GEISMAR, LLC
    Inventors: Solomon H. K. Tang, Willie Charles Burton, Garrett Doucet
  • Patent number: 9574033
    Abstract: A process and articles for continuously making a tetrapolymer using two reactors connected in series with two unsaturated hydrocarbon streams, two injections of ethylene monomer, two injections of propylene monomer, and two injections of two different non-conjugated diene monomers with a Ziegler-Natta, a catalyst, a co-catalyst, and an optional promoter. The process allows for the creation of products and articles with high molecular weights while utilizing continuous flow reactors in series. The process allows for manufacture of anti-vibration articles made by tetrapolymers.
    Type: Grant
    Filed: August 12, 2016
    Date of Patent: February 21, 2017
    Assignee: LION COPOLYMER GEISMAR, LLC
    Inventors: Solomon H. K. Tang, Willie Charles Burton, Garrett Doucet
  • Patent number: 9574035
    Abstract: A process and articles for continuously making a tetrapolymer using two reactors connected in series with two saturated hydrocarbon streams, two injections of ethylene monomer, two injections of propylene monomer, and two injections of two different non-conjugated diene monomers simultaneously with two metallocene catalysts and two metallocene co-catalysts. This process allows for the creation of products with high molecular weights while utilizing continuous flow reactors in series, preventing an additional blending step. The process allows for manufacture of anti-vibration articles made by the tetrapolymers.
    Type: Grant
    Filed: August 25, 2016
    Date of Patent: February 21, 2017
    Assignee: LION COPOLYMER GEISMAR, LLC
    Inventors: Solomon H. K. Tang, Willie Charles Burton, Garrett Doucet
  • Patent number: 9321915
    Abstract: A solvent free method for making an ethylene propylene diene terpolymer latex by blending water with 1 weight percent to 50 weight percent surfactant; blending solvent free ethylene propylene diene terpolymer with the water and surfactant at a low pressure to form a terpolymer mixture; high shear mixing the terpolymer mixture at 0.5 atm to 1.5 atm for 5 minutes to 24 hours at a temperature from 20 degrees Celsius to 100 degrees Celsius to form a solvent free ethylene propylene diene terpolymer latex formation, wherein the solvent free ethylene propylene diene terpolymer latex formation has a viscosity from 1 centipoise to 2000 centipoise; a density from 0.8 to 1.1; and a shelf life of from 7 days to 365 days without separating or stratifying.
    Type: Grant
    Filed: January 27, 2014
    Date of Patent: April 26, 2016
    Assignee: LION COPOLYMER GEISMAR, LLC
    Inventor: Zhiyong Zhu
  • Patent number: 9139727
    Abstract: A low damping high strength polymer with a blend of a terpolymer and a tetrapolymer utilizing ethylene, propylene, and non-conjugated dienes. This polymer allows for the creation of products with high diene contents and broad molecular weight distributions while utilizing a continuous flow reactor and a known catalyst. The polymer allows for these products to be made without gelling or fouling of the reactor, which are problems known in the art.
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: September 22, 2015
    Assignee: LION COPOLYMER GEISMAR, LLC
    Inventors: Solomon H. K. Tang, Willie Charles Burton, Garrett Doucet
  • Patent number: 9139726
    Abstract: A process and the resultant product from the process for continuously making a blend of a terpolymer and a tetrapolymer utilizing ethylene, propylene, and non-conjugated dienes. This process allows for the creation of products with high diene contents and broad molecular weight distributions while utilizing a continuous flow reactor and a known catalyst. The process allows for these products to be made without gelling or fouling of the reactor, which are problems known in the art.
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: September 22, 2015
    Assignee: LION COPOLYMER GEISMAR, LLC
    Inventors: Solomon H. K. Tang, Willie Charles Burton, Garrett Doucet
  • Patent number: 8987346
    Abstract: A high solids cross-linked ethylene propylene diene terpolymer latex consisting of 15 weight percent to 88 weight percent ethylene propylene diene terpolymer with a molecular weight from 1300000 Mw to 5000 Mw, 10 weight percent to 70 weight percent of a water, 1 weight percent to 15 weight percent of a surfactant, and 0.3 weight percent to 1.76 weight percent of a curative.
    Type: Grant
    Filed: March 27, 2014
    Date of Patent: March 24, 2015
    Assignee: Lion Copolymer Geismar, LLC
    Inventors: Michael J. Molnar, George A. Von Bodungen, Subir Debnath, Harold William Young, Jr., Zhiyong Zhu
  • Patent number: 8962724
    Abstract: A two part low volatile organic compounds (VOC) content ethylene propylene diene terpolymer formulation with a solids content of at least 60 percent solids by volume of the total formulation and a volatile organic compounds content less than 450 grams per liter, wherein a first component has EPDM, a solvent, a curative, an additive, and a blend of a pigment and a filler. The second component contains solvent and a metal drier. The invention includes a method for making the coating and a cured coated substrate with the cured waterproof rubber coating disposed thereon.
    Type: Grant
    Filed: February 12, 2014
    Date of Patent: February 24, 2015
    Assignee: Lion Copolymer Geismar, LLC
    Inventors: Michael J. Molnar, Arthur J. Fontenot, III, Harold William Young, Jr., Daniel S. Nelson, Augusto Caesar Ibay
  • Patent number: 8962722
    Abstract: A solvent-less liquid ethylene propylene diene rubber compound and a solvent-less liquid ethylene propylene rubber compound are provided. The compounds can include a liquid ethylene propylene diene or a liquid ethylene propylene mixed with a filler system, a plasticizer, and a cross-linking agent to form the compound. The compound can have a viscosity ranging from 150,000 centipoises to 750,000 centipoises at a temperature of 23 degrees Celsius, allowing the compound to be liquid injection moldable. The compound can contain substantially no solvent.
    Type: Grant
    Filed: June 15, 2012
    Date of Patent: February 24, 2015
    Assignee: Lion Copolymer Geismar, LLC
    Inventors: Arthur Joseph Fontenot, III, Wasif Khan, John Wesley Summers, II
  • Patent number: 8962723
    Abstract: A durable substrate coating and a process of making include a resin master batch. The resin master batch can include ethylene propylene diene with a polymethylene backbone, mineral spirits, fillers, a de-tackifier, a curative, an activator component, and a metal dryer. The process can include adding the mineral spirits to: the ethylene propylene diene, a plasticizer, and the de-tackifier, and blending to form a solution. The process can include adding the fillers, a light stabilizer, a rheology modifier, and a pigment to the solution, forming a first mixture. The process can include adding another rheology modifier, another light stabilizer, an antioxidant, and a curative to the first mixture, forming a second mixture. The process can include mixing the second mixture to homogenously disperse each ingredient while maintaining a temperature of 60 degrees Celsius to prevent the mineral spirits from flashing.
    Type: Grant
    Filed: June 15, 2012
    Date of Patent: February 24, 2015
    Assignee: Lion Copolymer Geismar, LLC
    Inventors: Arthur Joseph Fontenot, III, John Paul Krug
  • Publication number: 20140378574
    Abstract: A high solids cross-linked ethylene propylene diene terpolymer latex consisting of 15 weight percent to 88 weight percent ethylene propylene diene terpolymer with a molecular weight from 1300000 Mw to 5000 Mw, 10 weight percent to 70 weight percent of a water, 1 weight percent to 15 weight percent of a surfactant, and 0.3 weight percent to 1.76 weight percent of a curative.
    Type: Application
    Filed: March 27, 2014
    Publication date: December 25, 2014
    Applicant: LION COPOLYMER GEISMAR, LLC
    Inventors: Michael J. Molnar, George A. Von Bodungen, Subir Debnath, Harold William Young, JR., Zhiyong Zhu
  • Publication number: 20140364534
    Abstract: Latex blend formulations that include a high solids cross-linked ethylene propylene diene terpolymer latex with acrylics, polyurethane, epoxy, or alkyd resin usable as a waterproofing material for roofs or usable in paints and adhesives.
    Type: Application
    Filed: April 16, 2014
    Publication date: December 11, 2014
    Applicant: LION COPOLYMER GEISMAR, LLC
    Inventors: Michael J. Molnar, George A. Von Bodungen, Subir Debnath, Harold William Young, JR., Zhiyong Zhu
  • Publication number: 20140357755
    Abstract: A solvent free method for making an ethylene propylene diene terpolymer latex by blending water with 1 weight percent to 50 weight percent surfactant; blending solvent free ethylene propylene diene terpolymer with the water and surfactant at a low pressure to form a terpolymer mixture; high shear mixing the terpolymer mixture at 0.5 atm to 1.5 atm for 5 minutes to 24 hours at a temperature from 20 degrees Celsius to 100 degrees Celsius to form a solvent free ethylene propylene diene terpolymer latex formation, wherein the solvent free ethylene propylene diene terpolymer latex formation has a viscosity from 1 centipoise to 2000 centipoise; a density from 0.8 to 1.1; and a shelf life of from 7 days to 365 days without separating or stratifying.
    Type: Application
    Filed: January 27, 2014
    Publication date: December 4, 2014
    Applicant: LION COPOLYMER GEISMAR, LLC
    Inventor: Zhiyong Zhu
  • Patent number: 8901236
    Abstract: A process for continuously making a terpolymer or a tetrapolymer utilizing ethylene, an alpha olefin, and at least one polyene. This process allows for the creation of products with high polyene contents and broad molecular weight distributions while utilizing a continuous flow reactor and a known catalyst. The process allows for these products to be made without gelling, or fouling of the reactor.
    Type: Grant
    Filed: October 8, 2013
    Date of Patent: December 2, 2014
    Assignee: Lion Copolymer Geismar, LLC
    Inventors: Willie Charles Burton, Solomon H. K. Tang, Garrett Doucet
  • Patent number: 8901193
    Abstract: A durable ambient light curable waterproof liquid rubber coating with volatile organic compound (VOC) content of less than 450 grams per liter made from ethylene propylene diene terpolymer (EPDM) in a solvent, a photoinitiator, an additive, pigments, and fillers, and a co-agent and a method for making the formulation, wherein the formulation is devoid of thermally activated accelerators.
    Type: Grant
    Filed: February 12, 2014
    Date of Patent: December 2, 2014
    Assignee: Lion Copolymer Geismar, LLC
    Inventors: Michael J. Molnar, Arthur J. Fontenot, III, Harold William Young, Jr., Daniel S. Nelson, Augusto Caesar Ibay