Patents Assigned to Georgia-Pacific Chemicals LLC
  • Emulsion and suspension polymerization processes, and improved electrochemical performance for carbon derived from same
    Patent number: 9464162
    Abstract: The present application is directed to methods for preparation of polymer particles in gel form and carbon materials made therefrom. The carbon materials comprise enhanced electrochemical properties and find utility in any number of electrical devices, for example, as electrode material in ultracapacitors or batteries. The methods herein can also be employed generally to improve emulsion and/or suspension polymerization processes by improved control of diffusion of acidic and basic species between the polymer and secondary phases.
    Type: Grant
    Filed: March 13, 2014
    Date of Patent: October 11, 2016
    Assignees: Georgia-Pacific Chemicals LLC, Energ2 Technologies, Inc.
    Inventors: Benjamin E. Kron, Katharine Geramita, Henry R. Costantino, Joseph Frank Ludvik, Xing Dong, Shahid P. Qureshi, Gerald A. Knazek
  • Modified polyphenol binder compositions and methods for making and using same
    Patent number: 9464193
    Abstract: Modified polyphenol binder compositions and methods for making and using same are provided. In at least one specific embodiment, the binder composition can include at least one unsaturated monomer and at least one polyphenolic compound. The polyphenolic compound can include a lignin, a tannin, a novolac resin, a modified phenol formaldehyde resin, bis-phenol A, humic acid, or any mixture thereof.
    Type: Grant
    Filed: October 12, 2015
    Date of Patent: October 11, 2016
    Assignee: Georgia-Pacific Chemicals LLC
    Inventors: Cornel Hagiopol, Derek L. Atkinson
  • Methods for making lignocellulose containing composite products
    Patent number: 9458298
    Abstract: Methods for making composite products are provided. In at least one specific embodiment, the method can include combining a plurality of lignocellulose substrates and one or more free radical precursors to produce a mixture of the lignocellulose substrates and the one or more free radical precursors. The method can also include maintaining the mixture at a temperature less than 60° C. for at least 10 minutes while retaining at least 11 wt % of the one or more free radical precursors charged to the mixture. The method can then include heating the mixture comprising at least 11 wt % of the one or more free radical precursors charged to the mixture to a temperature of at least 60° C. to about 300° C. to produce a composite product. The composite product can have a density less than 1 g/cm3 and an internal bond strength of at least 0.35 MPa.
    Type: Grant
    Filed: September 30, 2013
    Date of Patent: October 4, 2016
    Assignee: Georgia-Pacific Chemicals LLC
    Inventors: Adam K. Sniady, Cornel Hagiopol, Derek L. Atkinson, Bobby L. Williamson, John B. Hines
  • Phenol-formaldehyde novolac resin having low concentration of free phenol
    Patent number: 9458350
    Abstract: A phenol-formaldehyde novolac resin having a low concentration of free phenol prepared by distilling residual phenol from a molten novolac resin and replacing at least a portion of the phenol with a solvent having a volatility equal to or less than phenol. Such modified novolac resins are suitable for the production of resin coated molding sands for shell molding and sand cores, as well as for the production of resin coated proppants for use in oil and gas recovery operations.
    Type: Grant
    Filed: June 4, 2014
    Date of Patent: October 4, 2016
    Assignee: Georgia-Pacific Chemicals LLC
    Inventors: Richard A. Rediger, Edward Lucas
  • Phenol-formaldehyde novolac resin having low concentration of free phenol
    Patent number: 9458349
    Abstract: A phenol-formaldehyde novolac resin having a low concentration of free phenol prepared by distilling residual phenol from a molten novolac resin and replacing at least a portion of the phenol with a solvent having a volatility equal to or less than phenol. Such modified novolac resins are suitable for the production of resin coated molding sands for shell molding and sand cores, as well as for the production of resin coated proppants for use in oil and gas recovery operations.
    Type: Grant
    Filed: May 11, 2007
    Date of Patent: October 4, 2016
    Assignee: Georgia-Pacific Chemicals LLC
    Inventors: Richard Rediger, Edward Lucas
  • Mixed collector compositions
    Patent number: 9457357
    Abstract: Collector compositions and methods for making and using same are provided. The collector can include one or more etheramines and one or more amidoamines. A liquid suspension or slurry comprising one or more particulates can be contacted with the collector to produce a treated mixture. A product can be recovered from the treated mixture that includes a purified liquid having a reduced concentration of the particulates relative to the treated mixture, a purified particulate product having a reduced concentration of liquid relative to the treated mixture, or both.
    Type: Grant
    Filed: November 25, 2013
    Date of Patent: October 4, 2016
    Assignee: Georgia-Pacific Chemicals LLC
    Inventor: Luiz Henrique Martins
  • THIXOTROPIC, THERMOSETTING RESINS FOR USE IN A MATERIAL EXTRUSION PROCESS IN ADDITIVE MANUFACTURING
    Publication number: 20160271872
    Abstract: Methods of preparing a three-dimensional structure are provided. One method includes the steps of extruding beads of thixotropic thermoset materials, and subjecting the beads to curing conditions such that the thixotropic thermoset materials at least partially cure to form cured polymer layers. In some cases, the curing conditions are not applied until multiple beads are extruded and in contact with one another. The steps of these methods can be performed repeatedly as desired to prepare a three-dimensional structure of nearly limitless shapes by additive manufacturing processes. Thixotropic thermoset materials are also provided, as are three-dimensional objects formed therefrom.
    Type: Application
    Filed: April 20, 2016
    Publication date: September 22, 2016
    Applicant: Georgia-Pacific Chemicals LLC
    Inventor: Irving D. Sand
  • HIGH FLOW UREA-FORMALDEHYDE POWDERS FOR PARTICLEBOARD AND FIBERBOARD MANUFACTURE
    Publication number: 20160263772
    Abstract: Particulate binder compositions made with amine-aldehyde resins and methods for making same are provided. The method for making the particulate binder composition can include spray-drying an amine-aldehyde resin having a total aldehyde compound to total amine compound molar ratio of about 1.55:1 to about 1.65:1 to produce a particulate binder composition. The particulate binder composition can have a fusion diameter of about 35 mm to about 70 mm.
    Type: Application
    Filed: May 23, 2016
    Publication date: September 15, 2016
    Applicant: Georgia-Pacific Chemicals LLC
    Inventors: Robert A. Breyer, Tyler Krauth, John D. Cothran, Paul S. Baxter, Ashlee Cribb
  • BLENDS OF POLYMERS AS WET STRENGTHENING AGENTS FOR PAPER
    Publication number: 20160265163
    Abstract: Resin systems and methods for making and using same are provided. The method for making a paper product can include contacting a plurality of pulp fibers with a resin system. The resin system can include a first polyamidoamine-epihalohydrin resin and a second resin that can include a second polyamidoamine-epihalohydrin resin, a urea-formaldehyde resin, or a mixture thereof to produce a paper product. The first resin and the second resin can be sequentially or simultaneously contacted with the plurality of pulp fibers. The period for sequential addition between the first resin and the second resin is about 1 second to about 1 hour.
    Type: Application
    Filed: May 23, 2016
    Publication date: September 15, 2016
    Applicant: Georgia-Pacific Chemicals LLC
    Inventors: Cornel Hagiopol, David F. Townsend, Clay E. Ringold, James W. Johnston, Robert McDonald, Metric M. Simpson, Frederick S. Potter
  • Guanidine-based polymers for separation processes
    Patent number: 9403703
    Abstract: Cationic polymers and methods for using the same are provided. The method can include contacting an aqueous medium with a cationic polymer. The cationic polymer can include a polymer formed by reacting an aldehyde, and optionally an aldehyde-reactive compound, in the presence of a sufficient amount of guanidine to provide the polymer with a net cationic charge.
    Type: Grant
    Filed: June 24, 2010
    Date of Patent: August 2, 2016
    Assignee: Georgia-Pacific Chemicals LLC
    Inventors: Brian L. Swift, Pablo G. Dopico, Roger S. Johnson
  • Compositions that include hydrophobizing agents and stabilizers and methods for making and using same
    Patent number: 9404221
    Abstract: Compositions that include hydrophobizing agents and stabilizers and methods for making and using same are provided. In at least one specific embodiment, a composition can include about 40 wt % to about 60 wt % lignosulfonic acid or a salt thereof, about 1 wt % to about 20 wt % of a hydrophobizing agent, and about 20 wt % to about 59 wt % of a liquid medium, where all weight percents are based on the combined weight of the lignosulfonic acid or salt thereof, the hydrophobizing agent, and the liquid medium.
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: August 2, 2016
    Assignee: Georgia-Pacific Chemicals LLC
    Inventors: Cornel Hagiopol, Adam K. Sniady, David F. Townsend, Bobby L. Williamson
  • COMPOSITE PRODUCTS CONTAINING A POWDERED BINDER AND METHODS FOR MAKING AND USING SAME
    Publication number: 20160185967
    Abstract: Composite products, powdered binders, resinated furnishes, and methods for making and using same. In one example, a composite product can include a plurality of lignocellulose substrates and an at least partially cured, powdered binder. Prior to curing the powdered binder can include about 5 wt % to about 95 wt % of a powdered carbohydrate, and about 5 wt % to about 95 wt % of a powdered nitrogen-containing compound, where the weight percent values are based on a total weight of the powdered carbohydrate and the powdered nitrogen-containing compound. The powdered carbohydrate can include a monosaccharide, a disaccharide, or a mixture thereof. The powdered nitrogen-containing compound can include an ammonium compound, an alkylammonium compound, an amino acid, a hydrate thereof, a salt thereof, or any mixture thereof.
    Type: Application
    Filed: December 12, 2015
    Publication date: June 30, 2016
    Applicant: Georgia-Pacific Chemicals LLC
    Inventor: Feng Jing
  • COATED PROPPANTS CONTAINING HYPERBRANCHED POLYURETHANE COATINGS AND METHODS FOR USING SAME
    Publication number: 20160186049
    Abstract: Coated proppants that include hyperbranched polyurethane coatings and methods for making and using same. The coated proppant can include a particle and a polyurethane coating at least partially encasing the particle. The polyurethane coating can include a reaction product of a hyperbranched polyol and a polyisocyanate. The hyperbranched polyol can include a reaction product of a chain extender and a polyol monomer. The coated proppant can have a dry crush strength of about 0.1 wt % to about 5 wt % at a pressure of about 96.5 MPa, based on the Proppant Crush Resistance Test Procedure under ISO 13503-2:2011.
    Type: Application
    Filed: December 15, 2015
    Publication date: June 30, 2016
    Applicant: Georgia-Pacific Chemicals LLC
    Inventors: Jason M. Bothwell, Richard A. Rediger
  • BINDER COMPOSITIONS AND METHODS FOR MAKING AND USING SAME
    Publication number: 20160177005
    Abstract: Binder compositions and methods for making and using same are provided. In at least one specific embodiment, the binder composition can include at least one unsaturated compound having two or more unsaturated carbon-carbon bonds and at least one free radical precursor. At least one of the unsaturated carbon-carbon bonds can be a pi-bond that is not conjugated with an aromatic moiety and can be capable of free radical addition. The free radical precursor can be present in an amount of about 7 wt % to about 99 wt %, based on the weight of the one or more unsaturated compounds.
    Type: Application
    Filed: February 29, 2016
    Publication date: June 23, 2016
    Applicant: Georgia-Pacific Chemicals LLC
    Inventors: Bobby L. Williamson, Adam K. Sniady, Brian L. Swift, Ramji Srinivasan, Feng Jing, Cornel Hagiopol
  • THIXOTROPIC, THERMOSETTING RESINS FOR USE IN A MATERIAL EXTRUSION PROCESS IN ADDITIVE MANUFACTURING
    Publication number: 20160151982
    Abstract: Methods of preparing a three-dimensional structure are provided. One method includes the steps of extruding beads of thixotropic thermoset materials, and subjecting the beads to curing conditions such that the thixotropic thermoset materials at least partially cure to form cured polymer layers. In some cases, the curing conditions are not applied until multiple beads are extruded and in contact with one another. The steps of these methods can be performed repeatedly as desired to prepare a three-dimensional structure of nearly limitless shapes by additive manufacturing processes. Thixotropic thermoset materials are also provided, as are three-dimensional objects formed therefrom.
    Type: Application
    Filed: November 26, 2015
    Publication date: June 2, 2016
    Applicant: Georgia-Pacific Chemicals LLC
    Inventor: Irving D. Sand
  • EMULSIFIER PARTICLES AND METHODS FOR MAKING AND USING SAME
    Publication number: 20160152797
    Abstract: Emulsifier particles and methods for making and using same. The emulsifier particles can include an alkali metal salt or an alkaline earth metal salt of a carboxylic acid terminated fatty amine condensate, an alkali metal salt or an alkaline earth metal salt of a modified tall oil, or a blend of an alkali metal salt or an alkaline earth metal salt of a carboxylic acid terminated fatty amine condensate and an alkali metal salt or an alkaline earth metal salt of a modified tall oil. The emulsifier particles can have a BET specific surface area of about 0.3 m2/g to about 1 m2/g. The method for making the emulsifier particles can include reducing a size of an emulsifier solid via a mechanical attrition process to produce the emulsifier particles.
    Type: Application
    Filed: November 26, 2015
    Publication date: June 2, 2016
    Applicant: Georgia-Pacific Chemicals LLC
    Inventor: Richard A. Rediger
  • Paper products containing a polymeric wet strengthening agent
    Patent number: 9353483
    Abstract: Resin systems and methods for making and using same are provided. The method for making a paper product can include contacting a plurality of pulp fibers with a resin system. The resin system can include a first polyamidoamine-epihalohydrin resin and a second resin that can include a second polyamidoamine-epihalohydrin resin, a urea-formaldehyde resin, or a mixture thereof to produce a paper product. The first resin and the second resin can be sequentially or simultaneously contacted with the plurality of pulp fibers. The period for sequential addition between the first resin and the second resin is about 1 second to about 1 hour.
    Type: Grant
    Filed: April 6, 2015
    Date of Patent: May 31, 2016
    Assignee: Georgia-Pacific Chemicals LLC
    Inventors: Cornel Hagiopol, David F. Townsend, Clay E. Ringold, James W. Johnston, Robert McDonald, Metric M. Simpson, Frederick S. Potter
  • High flow urea-formaldehyde powders for particleboard and fiberboard manufacture
    Patent number: 9346926
    Abstract: Particulate binder compositions made with amine-aldehyde resins and methods for making same are provided. The method for making the particulate binder composition can include spray-drying an amine-aldehyde resin having a total aldehyde compound to total amine compound molar ratio of about 1.55:1 to about 1.65:1 to produce a particulate binder composition. The particulate binder composition can have a fusion diameter of about 35 mm to about 70 mm.
    Type: Grant
    Filed: March 11, 2014
    Date of Patent: May 24, 2016
    Assignee: Georgia-Pacific Chemicals LLC
    Inventors: Robert A. Breyer, Tyler Krauth, John D. Cothran, Paul S. Baxter, Ashlee Cribb
  • METHODS FOR MAKING COMPOSITE PRODUCTS CONTAINING LIGNOCELLULOSE SUBSTRATES
    Publication number: 20160137795
    Abstract: A method for making a composite product can include combining a plurality of lignocellulose substrates and a binder to produce a resinated furnish. The binder can be or include a polyphenolic compound, a free radical precursor, and an unsaturated compound having two or more unsaturated carbon-carbon bonds. At least one of the unsaturated carbon-carbon bonds is a pi-bond that is not conjugated with an aromatic moiety and is capable of free radical addition. The method can also include pressing the resinated furnish between at least two surfaces in a press, where at least one of the at least two surfaces can be a porous surface, and at least partially curing the binder in the resinated furnish to produce a composite product.
    Type: Application
    Filed: January 25, 2016
    Publication date: May 19, 2016
    Applicant: Georgia-Pacific Chemicals LLC
    Inventors: Bobby L. Williamson, Adam K. Sniady, Brian L. Swift, Ramji Srinivasan, Cornel Hagiopol
  • CATIONIC COLLECTORS WITH MIXED POLYAMIDOAMINES AND METHODS FOR MAKING AND USING SAME
    Publication number: 20160114338
    Abstract: Compositions that include a polyamidoamine, aqueous mixtures that include the polamidoamine and an ore, and methods for making and using same. The composition can include a polyamidoamine having the chemical formula (A). In the chemical formula (A), R1 and R2 can be different and can be selected from a saturated or unsaturated, substituted or unsubstituted, linear or branched, cyclic, heterocyclic, or aromatic hydrocarbyl group, R3 and R4 can independently be hydrogen or a saturated or unsaturated, substituted or unsubstituted, linear or branched, cyclic, heterocyclic, or aromatic hydrocarbyl group, each m can be an integer of 1 to 5, and n can be an integer of 2 to 8. The aqueous mixture can include an ore, water, and the composition.
    Type: Application
    Filed: October 22, 2015
    Publication date: April 28, 2016
    Applicant: GEORGIA-PACIFIC CHEMICALS LLC
    Inventor: David R. Snead