Patents Examined by John Uselding
  • Modified phyllosilicate
    Patent number: 9169389
    Abstract: Polymer nanocomposites including: a) a polylactic polymer; and b) a modified phyllosilicate composition including a modifying agent which includes hexadecyl trimethyl ammonium cations which are intercalated between the layers of the phyllosilicate, and preparation processes therefor, as well as the modified phyllosilicate composition. The polymer nanocomposites are particularly useful for packaging, particularly food and drink packaging.
    Type: Grant
    Filed: August 3, 2011
    Date of Patent: October 27, 2015
    Assignee: INSTITUTO TECHNOLOGICO DEL EMBALAJE, TRANSPORTE Y LOGISTICA (ITENE)
    Inventors: Susana Aucejo Romero, María Jordá Beneyto, José Maria Alonso Soriano, Miriam Gallur Blanca, José Maria Bermúdez Saldaña, Mercedes Hortal Ramos
  • Alkyl phosphinate polymer and methods for preparing and using the same
    Patent number: 9169360
    Abstract: A process for making an alkyl phosphinate polymer having a formula comprising mixing a phosphinic acid or an alkali metal salt of phosphinic acid, a molecular weight modifier, and a polar solvent to form a mixture, adding an alkyne to the mixture, stirring and adding a free radical initiator solution to the mixture, adding the alkyne until saturation, heating and cooling the mixture, and adding to a metallic compound or protonated nitrogen base. The alkyl phosphinate polymer has high heat resistance and is suitable for use in a flame-retardant composition and flame-retardant polymer molding composition.
    Type: Grant
    Filed: October 31, 2014
    Date of Patent: October 27, 2015
    Assignee: Shanghai Huihai Chemical Technology Co., Ltd.
    Inventors: Jinbiao Ye, Xiangdong Xu
  • Chemical modification of lignin and lignin derivatives
    Patent number: 9163123
    Abstract: A method for producing a trans-esterified hydroxypropyl lignin (HPL) is provided in one example embodiment and includes precipitating a lignin, dissolving the precipitated lignin in a solution, adding a reagent to the solution, adjusting the pH of the solution, allowing reactions in the solution to occur for a predetermined amount of time, precipitating the solution to produce a precipitate, and washing, filtering, and drying the precipitate to produce the trans-esterified HPL. In one example, a thermoplastic may be added to produce a trans-esterified HPL/thermoplastic blend.
    Type: Grant
    Filed: January 12, 2015
    Date of Patent: October 20, 2015
    Assignee: CYCLEWOOD SOLUTIONS, INC.
    Inventors: Nhiem Cao, Kevin Oden, Wolfgang G. Glasser
  • Adhesive compositions having a reduced cure time and methods for making and using same
    Patent number: 9163169
    Abstract: Adhesive compositions having a reduced cure time and methods for making and using same are provided. In at least one specific embodiment, the adhesive composition can include a mixture of one or more phenolic-aldehyde resins and one or more cure accelerants. The one or more cure accelerants can be selected from the group consisting of: ammonia, ammonium hydroxide, one or more primary amines, one or more secondary amines, one or more tertiary amines, one or more alkanolamines, one or more aromatic amines, one or more polyamines, one or more amides, one or more polyamides, one or more compounds containing at least one amine functional group and at least one sulfur functional group, and any mixture thereof. In one or more embodiments, the adhesive composition can also include one or more hardeners.
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: October 20, 2015
    Assignee: Georgia-Pacific Chemicals LLC
    Inventors: Jeffrey Balogh, Jessica D. Jennings, Arun Narayan, Kelly A. Shoemake, Bobby L. Williamson, Jesse Petrella
  • Chemical modification of lignin and lignin derivatives
    Patent number: 9156952
    Abstract: A method for producing a trans-esterified hydroxypropyl lignin (HPL) is provided in one example embodiment and includes precipitating a lignin, dissolving the precipitated lignin in a solution, adding a reagent to the solution, adjusting the pH of the solution, allowing reactions in the solution to occur for a predetermined amount of time, precipitating the solution to produce a precipitate, and washing, filtering, and drying the precipitate to produce the trans-esterified HPL. In one example, a thermoplastic may be added to produce a trans-esterified HPL/thermoplastic blend.
    Type: Grant
    Filed: January 12, 2015
    Date of Patent: October 13, 2015
    Assignee: CYCLEWOOD SOLUTIONS, INC.
    Inventors: Nhiem Cao, Kevin Oden, Wolfgang G. Glasser
  • Method for producing concrete formed body
    Patent number: 9156186
    Abstract: A problem is to provide a production method by which a high-strength concrete formed body can be obtained. The problem can be solved by a method for producing a concrete formed body including a defoaming step [1] of holding a concrete composition having a water-cement ratio adjusted to from 14 to 20%, in a reduced pressure atmosphere to obtain a defoamed concrete; a defoaming step [2] of holding a carbon fiber immersed in a cement solution having a water-cement ratio adjusted to 14% or more, in a reduced pressure atmosphere to obtain a defoamed fiber; and a forming step of placing the defoamed concrete and the defoamed fiber within a shuttering, followed by curing to obtain a high-strength concrete formed body.
    Type: Grant
    Filed: August 7, 2012
    Date of Patent: October 13, 2015
    Assignee: SE CORPORATION
    Inventors: Tsutomu Takizawa, Hiroki Maeda
  • Difunctional weather-resistant stabilizer and polymer composition containing the same
    Patent number: 9156964
    Abstract: A difunctional weather-resistant stabilizer having one terminal semicarbazide functional moiety and one terminal hindered phenol functional moiety is disclosed. The difunctional weather-resistant stabilizer is represented by: wherein R1 represents a C1-C8 alkyl group; each R2 is independently selected from the group consisting of hydrogen and a C1-C8 alkyl group; and Z is a divalent organic group.
    Type: Grant
    Filed: April 30, 2014
    Date of Patent: October 13, 2015
    Assignees: FDC LEES CHEMICAL INDUSTRY CO., LTD., NEW NETWORK LIMITED
    Inventors: Eric Lee, Ching-Yie Su, Nai-Mou Hsu
  • Chemical modification of lignin and lignin derivatives
    Patent number: 9156951
    Abstract: A method for producing a trans-esterified hydroxypropyl lignin (HPL) is provided in one example embodiment and includes precipitating a lignin, dissolving the precipitated lignin in a solution, adding a reagent to the solution, adjusting the pH of the solution, allowing reactions in the solution to occur for a predetermined amount of time, precipitating the solution to produce a precipitate, and washing, filtering, and drying the precipitate to produce the trans-esterified HPL. In one example, a thermoplastic may be added to produce a trans-esterified HPL/thermoplastic blend.
    Type: Grant
    Filed: January 12, 2015
    Date of Patent: October 13, 2015
    Assignee: CYCLEWOOD SOLUTIONS, INC.
    Inventors: Nhiem Cao, Kevin Oden, Wolfgang G. Glasser
  • Derivatives of native lignin from softwood feedstocks
    Patent number: 9150729
    Abstract: The present invention relates to softwood lignin derivatives having an aliphatic hydroxyl content of from about 2.5 mmol/g to about 7 mmol/g lignin, and the preparation method thereof. The lignin derivatives have a desired antioxidant activity characterized by radical scavenging index (RSI). Another aspect of the invention relates to compositions comprising the softwood lignin derivative. Another aspect of the invention relates to a use of the softwood lignin derivatives comprising incorporating the softwood lignin derivatives into polymer compositions.
    Type: Grant
    Filed: February 24, 2014
    Date of Patent: October 6, 2015
    Assignee: FIBRIA INNOVATIONS INC.
    Inventors: Mikhail Yurevich Balakshin, Alex Berlin, Humbert Thomas Dellicolli, Chadrick Adam Nathaniel Jordan Grunert, Vera Maximenko Gutman, Darwin Ortiz, Edward Kendall Pye
  • Compositions containing borane or carborane cage compounds and related applications
    Patent number: 9133324
    Abstract: Compositions comprising a polymer-containing matrix and a filler comprising a cage compound selected from borane cage compounds, carborane cage compounds, metal complexes thereof, residues thereof, mixtures thereof, and/or agglomerations thereof, where the cage compound is not covalently bound to the matrix polymer. Methods of making and applications for using such compositions are also disclosed.
    Type: Grant
    Filed: November 7, 2014
    Date of Patent: September 15, 2015
    Assignee: Honeywell Federal Manufacturing & Technologies, LLC
    Inventors: Daniel E. Bowen, III, Eric A. Eastwood
  • Lignin/polyacrylonitrile-containing dopes, fibers, and methods of making same
    Patent number: 9133568
    Abstract: The invention relates to a process for preparing a composition comprising 10 to 45% of the total solids weight lignin, polyacrylonitrile or a polyacrylonitrile copolymer, and a solvent to form a lignin-based polyacrylonitrile-containing dope and the resulting products. The dope can be processed to produce fibers, including precursor, oxidized and carbonized fibers. The oxidized fibers are of value for their flame resistant properties and carbonized fibers are suitable for use in applications requiring high strength fibers, or to be used to form composite materials.
    Type: Grant
    Filed: June 20, 2014
    Date of Patent: September 15, 2015
    Assignee: Weyerhaeuser NR Company
    Inventors: Paul J. Bissett, Carole W. Herriott
  • Method of preparing ester plasticizer and ester plasticizer prepared therefrom
    Patent number: 9127141
    Abstract: Provided is a method of preparing an ester plasticizer, more particularly, a method of preparing an ester plasticizer including conducting a transesterification reaction of a compound of Chemical Formula 1 with a first alcohol of Chemical Formula 2. According to the preparation method according to an embodiment of the present invention, an ester plasticizer having high purity, yield, and process efficiency as well as excellent plasticizer properties such as processability and absorption rate may be easily prepared even under no catalyst.
    Type: Grant
    Filed: July 25, 2014
    Date of Patent: September 8, 2015
    Assignee: LG Chem, Ltd.
    Inventors: Mi Yeon Lee, Hyun Kyu Kim, Da Won Jung, Dong Hyun Ko
  • Lignin nanoparticle synthesis
    Patent number: 9102801
    Abstract: A method including reducing a particle size of lignin particles to an average particle size less than 40 nanometers; after reducing the particle size, combining the lignin particles with a polymeric material; and forming a structure of the combination. A method including exposing lignin to a diazonium precursor including a functional group; modifying the lignin by introducing the functional group to the lignin; and combining the modified lignin with a polymeric material to form a composite. An apparatus including a composite of a polymer and lignin wherein the lignin has an average particle size less than 100 micrometers.
    Type: Grant
    Filed: August 29, 2012
    Date of Patent: August 11, 2015
    Assignees: Sandia Corporation, The Goodyear Tire & Rubber Company
    Inventors: Shawn M. Dirk, Kirsten Nicole Cicotte, David R. Wheeler, David A. Benko
  • Low free formaldehyde phenolic resins for abrasive products
    Patent number: 9102040
    Abstract: The present invention provides process for the manufacture of an aqueous resin composition comprising a phenolic formaldehyde (PF) resin, which process comprises the steps of providing a formaldehyde and phenolic compound, reacting the compounds in a condensation reaction in the presence of a catalyst, after completion of the condensation reaction to react with free formaldehyde, determining the free formaldehyde content of the resin composition, adding a pre-calculated substantially stoichiometric amount of modifying compound containing a primary amine group to reduce the amount of free formaldehyde in the resin composition to less than 0.1 wt % (relative to the total weight of the aqueous resin composition), and optionally distillation of the reaction product.
    Type: Grant
    Filed: September 30, 2011
    Date of Patent: August 11, 2015
    Assignee: Dynea Chemicals Oy
    Inventor: Armin Tumler
  • Low cost process for solid ink using dry flushed pigments
    Patent number: 9090777
    Abstract: A dry flushed pigment comprises a dry pigment and a flushing agent. Particles of the dry pigment are dispersed into the flushing agent. The dry flushed pigment may have at least 20 percent by weight dry pigment. The dry flushed pigment may have a range of 20 to 80 percent dry pigment by weight. A pigment concentrate comprising a dry flushed pigment and one or more of a group of an ink carrier, a dispersant, or a synergist, where the dry flushed pigment is mixed with one or more of the ink carrier, dispersant or synergist and then milled to create the pigment concentrate. The pigment in the pigment concentrate has a Z-average particle size in the range of 75 nm to 250 nm. The pigment in the pigment concentrates is present in the amount from about 15 to 60 percent by weight of the pigment concentrate.
    Type: Grant
    Filed: April 4, 2013
    Date of Patent: July 28, 2015
    Assignee: XEROX CORPORATION
    Inventors: Enno Eric Agur, Karina Lopez, Santiago Faucher, Biby Abraham
  • Blends of a polylactic acid and a water soluble polymer
    Patent number: 9085660
    Abstract: The present invention relates to water-dispersive biodegradable compositions which may be formed into films and fibers. The present invention also relates to polymer blends comprising polylactide and water-soluble polymers. More particularly, the present invention relates to the use of grafted copolymers (PLA-grafted water-soluble polymers) for the compatibilization of PLA and water-soluble polymers. Such reactive compatibilization of immiscible polymer blends is achieved in such a way that main blend components are covalently bonded. In addition, such reactive compatibilization can be carried out by reactive extrusion.
    Type: Grant
    Filed: March 29, 2012
    Date of Patent: July 21, 2015
    Assignee: British American Tobacco (Investments) Limited
    Inventors: Robert Quintana, Olivier Persenaire, Leila Bonnaud, Philippe Dubois, Yahia Lemmouchi
  • Formulated benzoxazine based system for transportation applications
    Patent number: 9080026
    Abstract: The present disclosure provides a method of forming a flame retarded composite article using a halogen-free thermosetting composition comprising a benzoxazine compound, a monobenzoxazine monomer, and a naphthalene epoxy. The flame retarded composite article formed is especially suited for use in aerospace, automobile, rail and marine applications.
    Type: Grant
    Filed: November 10, 2014
    Date of Patent: July 14, 2015
    Assignee: Huntsman Advanced Materials Americas LLC
    Inventor: James Hoge
  • Treatment of filler with silane
    Patent number: 9080057
    Abstract: This invention relates to the treatment of a carbon based filler with a hydrolysable silane to modify the surface of the filler. It also relates to a carbon based filler modified by treatment with a hydrolysable silane, and to polymer compositions containing such a modified carbon based filler.
    Type: Grant
    Filed: December 7, 2012
    Date of Patent: July 14, 2015
    Assignee: Dow Corning Corporation
    Inventors: Michael Wolfgang Backer, Thomas Chaussee, Olivier Debever, Francois De Buyl
  • Flotation device repair composition and method
    Patent number: 9067366
    Abstract: A flotation device temporary repair composition comprising a wax and a metal silicate. Further ingredients may include mineral oil, elastomeric polymers, pigment agents and aroma agents. The repair composition is suitable for repairing a flotation device, such as a surfboard, by simple application into the damaged area to form an instant watertight seal, without the need for curing, and can be removed by hand at a later date to allow more permanent repair.
    Type: Grant
    Filed: May 24, 2011
    Date of Patent: June 30, 2015
    Assignee: Lend Holdings Pty. Ltd
    Inventor: Ryan Miller
  • Thermosetting resin composition for steel inserts and method for production thereof
    Patent number: 9068075
    Abstract: Disclosed is a thermosetting resin composition for steel inserts, the composition including a thermosetting resin composite and a glass fiber. The thermosetting resin composite preferably includes 100 PHR of an unsaturated polyester resin, about 30 to 40 PHR of a low shrinkage agent, about 5 to 8 PHR of a release agent, about 130 to 140 PHR of a filler, about 2 to 8 PHR of a thickening agent, and about 1 to 2 PHR of a curing agent, based on 100 PHR of the unsaturated polyester resin. The thermosetting resin composition provides reduced costs and weight as compared to a steel material composed of only steel, and also exhibits physical properties comparable to the steel material.
    Type: Grant
    Filed: December 31, 2013
    Date of Patent: June 30, 2015
    Assignees: Hyundai Motor Company, Hanwha L&C Corporation, Hyundai Mobis Co., Ltd.
    Inventors: Sang-Sun Park, Se-Young Kim, Jong-Sung Park, Ji-Seong Kim, Sang-Gyu Jang