Patents Examined by Kriellion A. Sanders
  • Patent number: 8969443
    Abstract: The present invention relates to the combination of halogen-free flame retardant additives in a copolyester to improve the flame retardant properties of the copolyester composition while retaining impact properties, methods of making the copolyester composition and articles made from the copolyester composition. More specifically, the present invention relates to the use of a nitrogen containing flame retardant and a metal phosphorous-containing compound in copolyester compositions to improve the flame retardant properties while retaining impact properties, methods of making said copolyester compositions and articles therefrom.
    Type: Grant
    Filed: August 20, 2013
    Date of Patent: March 3, 2015
    Assignee: Eastman Chemical Company
    Inventor: Robert Erik Young
  • Patent number: 8962717
    Abstract: Thermoplastic molding compositions comprising A) from 10 to 93% by weight of a thermoplastic polyester B) from 1 to 20% by weight of a phosphinic salt C) from 1 to 20% by weight of a nitrogen-containing flame retardant D) from 5 to 50% by weight of a long-fiber reinforcing material with fiber length from 2 to 25 mm and L/D ratio from 500 to 4000 E) from 0 to 50% by weight of other additives, where the total of the percentages by weight of components A) to E) is 100%.
    Type: Grant
    Filed: August 19, 2013
    Date of Patent: February 24, 2015
    Assignee: BASF SE
    Inventors: Michael Roth, Klaus Uske, Ulli Wolf
  • Patent number: 8962715
    Abstract: Disclosed are stabilized aqueous polymer compositions containing A) a stabilizing amount of a least a sulfur dye or containing a stabilizing amount of a sulfur dye with a compound comprising a heterocyclic system containing nitrogen and sulphur as ring heteroatoms and B) at least one polymer comprising groups which are capable of complex formation with ions. The aqueous polymer compositions are stabilized against thermal or other degradation processes of the polymer by addition of component A) to allow their use even under harsh conditions.
    Type: Grant
    Filed: September 16, 2009
    Date of Patent: February 24, 2015
    Assignee: Tougas Oilfield Solutions GmbH
    Inventors: Friedrich Engelhardt, Werner Spielmann, Christian Bremer, Anja Obermüller, Joachim Christian
  • Patent number: 8952081
    Abstract: A process for incorporating water insoluble biocides in latex paint products. The process comprises adding the biocide to the dispersion phase.
    Type: Grant
    Filed: November 10, 2008
    Date of Patent: February 10, 2015
    Assignees: Dow Global Technologies LLC, ANGUS Chemical Company
    Inventors: Ioana Annis, Mark A. Henning, John W. Quinn
  • Patent number: 8946319
    Abstract: The invention relates to the use of butyl ionomers or partially halogenated butyl ionomers in reducing a population of and/or preventing accumulation of organisms. The organisms may be bacteria, algae, fungi, mollusca or arthropoda. The invention also relates to coatings for shaped articles comprising the butyl ionomers.
    Type: Grant
    Filed: February 5, 2010
    Date of Patent: February 3, 2015
    Assignee: LAXNESS International S.A.
    Inventors: Dana Adkinson, Lorenzo P. Ferrari, J. Scott Parent, Ralph A. Whitney, Rui Resendes
  • Patent number: 8937122
    Abstract: A compound has excellent thermal resistance and compatibility with resins, improves thermal resistance of resins, and specifically provides a compound represented by the following general formula (1). In formula (1), R1 to R4 each represent a C1-12 alkyl group or a C6-12 aryl group, y represents a number 1-2,000, and X1 represents a group represented by the formula (2) or (3). In formula (2), R5 represents a hydrogen atom, O., a C1-12 alkyl group or a C1-12 alkoxy group, L1 represents a C1-6 alkylene group or a C6-12 arylene group. In formula (3), R6 represents a C1-4 alkyl group or a C6-12 aryl group, X2 represents a group represented by the formula (2) or a hydrogen atom, s represents a number 2-6, L2 represents a C1-6 alkylene group or a C6-12 arylene group, and at least one of s number of X2s is the group represented by the formula (2).
    Type: Grant
    Filed: November 15, 2011
    Date of Patent: January 20, 2015
    Assignee: Adeka Coporation
    Inventors: Ken-ichiro Hiwatari, Tomoaki Saiki
  • Patent number: 8937121
    Abstract: A condensed heterocyclic compound which is shown by the following formula (I) and a composition containing an (a) organic material and (b) at least one type of the condensed heterocyclic compound are provided. (Y indicates a chemical single bond, —S(?O)—, or —SO2—. Ra and Rb indicate substitutable C1 to C30 organic groups. Za and Zb indicate chemical single bonds or —SO2—. X1 and X2 indicate hydrogen atoms etc. n and m respectively independently indicate integers of 0 to 2, where one of n and m is not 0).
    Type: Grant
    Filed: January 28, 2011
    Date of Patent: January 20, 2015
    Assignee: Zeon Corporation
    Inventors: Kei Sakamoto, Satoshi Kiriki, Tomonori Ogawa, Masanobu Shinohara
  • Patent number: 8933152
    Abstract: Spun-dyed aramid fibers, wherein spun-dyeing was performed with a completely organic pigment exhibiting the chemical structure of formula (I): wherein, independently from one another, R1 represents a substituent of formula Xa or a substituent of formula Xb: wherein Xa is linked via the group NH having two bonds in the structure represented by Xa, while Xb is linked via the carbon atom, which is in a para relationship with the NH2-group of Xb; and R2 represents H or NH2. The spun-dyed aramid fibers exhibit constant coloristic properties and wash proof properties.
    Type: Grant
    Filed: October 6, 2011
    Date of Patent: January 13, 2015
    Assignee: Teijin Aramid B.V.
    Inventor: Robin Winters
  • Patent number: 8927622
    Abstract: The present application is generally directed to novel compositions and methods used to produce a biodegradable, starch-based, water-resistant article of manufacture. The teachings include a composition comprising a biodegradable fiber component in an amount ranging from about 5% to about 40% on a dry weight basis, starch component in an amount ranging from about 40% to about 94.5% on a dry weight basis, and an additive component in an amount ranging from more than 0% to about 15% on a dry weight basis. The additive component can comprise an epoxidized vegetable oil, a hydrogenated triglyceride, poly(vinyl acetate), poly(vinyl acetate-ethylene) copolymer, poly(ethylene-vinyl acetate) copolymer, or a combination thereof.
    Type: Grant
    Filed: July 3, 2008
    Date of Patent: January 6, 2015
    Assignee: Chamness Biodegradables, LLC
    Inventors: Drew V. Speer, Ronald L. Cotterman, Dwight W. Schwark, David A. Dellinger
  • Patent number: 8921451
    Abstract: Use of aziridines for stabilizing iodine-containing compounds, especially biocides.
    Type: Grant
    Filed: March 25, 2010
    Date of Patent: December 30, 2014
    Assignee: LANXESS Deutschland GmbH
    Inventors: Andreas Böttcher, Bernd Koop, Peter Spetmann
  • Patent number: 8921448
    Abstract: A low toxicity, highly efficient transfection composition is described with an amphipathic compound containing at least one imidazole. The composition may be used in the process of transfecting nucleic acids into an animal cell.
    Type: Grant
    Filed: July 16, 2010
    Date of Patent: December 30, 2014
    Assignee: Mirus Bio LLC
    Inventors: Shannon E. Bruse, Laura K Juckem, Karen M Neder
  • Patent number: 8921456
    Abstract: An intumescent coating composition and a process for curing the coating to obtain an intumescent coating is provided. The intumescent coating composition contains a thermoplastic polymer which comprises as a copolymerized component, an acid (meth)acrylate or a copolymerizable polyfunctional carboxylic acid; at least one ethylenically unsaturated monomer; an azo or organic peroxide initiator; an acid source; a carbon source; and a gas source.
    Type: Grant
    Filed: March 7, 2012
    Date of Patent: December 30, 2014
    Assignee: Evonik Röhm GmbH
    Inventors: Günter Schmitt, Peter Neugebauer, Sybille Scholl, Heike Heeb, Peter Reinhard, Gilbert Kühl
  • Patent number: 8916626
    Abstract: Drag reducing compositions comprising polymer particles, where the polymer particles include copolymers comprising the residues of at least one methacrylate monomer and at least one comonomer having a polymerizable vinyl group, where the comonomer has no more than one pendant substituent per vinyl carbon. The drag reducing compositions can have improved dissolution rates in hydrocarbon-containing fluids. The drag reducing compositions can be added to a hydrocarbon-containing fluid to decrease the pressure drop associated with the turbulent flow of the hydrocarbon-containing fluid through a conduit.
    Type: Grant
    Filed: July 31, 2008
    Date of Patent: December 23, 2014
    Assignee: Lubrizol Specialty Products, Inc.
    Inventor: Stuart N. Milligan
  • Patent number: 8912258
    Abstract: A polyacetal resin composition obtained by compounding 0.01 to 10.0 parts by weight of sterically hindered phenol (B) and 0.001 to 5 parts by weight of magnesium hydroxide (C) having a BET specific surface area of 20 m2/g or lower and an average particle diameter of 2 ?m or less relative to 100 parts by weight of a polyacetal resin (A).
    Type: Grant
    Filed: March 11, 2011
    Date of Patent: December 16, 2014
    Assignee: Mitsubishi Gas Chemical Company, Inc.
    Inventors: Daisuke Kobayashi, Akira Ito
  • Patent number: 8906984
    Abstract: Metal/metal oxide nanoparticle-embedded polymer films were synthesized in situ wherein the polymerizing agent was utilized for both reduction and polymerization (such as curing). This in situ method avoids the use of any external reducing agent/stabilizing agent and leads to a uniform distribution of nanoparticles in the polymer matrix. In some embodiments, additional heating can be utilized to form the nanoparticles embedded in the polymer film.
    Type: Grant
    Filed: August 7, 2009
    Date of Patent: December 9, 2014
    Assignee: William Marsh Rice University
    Inventors: Pulickel M. Ajayan, Ashavani Kumar, Anubha Goyal
  • Patent number: 8895637
    Abstract: Environmentally-friendly alternatives to organometallic antifoulants that are efficacious at preventing biofouling by organisms such as the zebra mussel. Preferred antifoulant compositions utilize compounds having a Lipophilic-Amide-Spacer-ElectroNegative (“LASEN”) structural motif, such as capsaicin, and compounds having a TetraHydroCannibinoid (“THC”) structural motif. The antifoulant compositions are non-toxic, and effective.
    Type: Grant
    Filed: October 25, 2013
    Date of Patent: November 25, 2014
    Assignees: University of North Texas Health Science Center at Fort Worth, The Board of Regents of the University of Texas System
    Inventors: John A. Schetz, Robert F. McMahon
  • Patent number: 8889770
    Abstract: Antimony free flame retardant compositions are prepared by combining a polymer resin, certain halogenated polyphenylene ether flame retardants and a non-brominated phenoxy oligomer or polymer such as a poly-phenylene ether, aryloxyester, or aryloxycarbonate. The present antimony free flame retardant compositions also typically have more desirable physical properties than similar compositions comprising antimony trioxide and other flame retardant. In particular embodiments, ATO free flame retardant HIPS and PC/ABS compositions are provided.
    Type: Grant
    Filed: August 6, 2012
    Date of Patent: November 18, 2014
    Assignee: Chemtura Corporation
    Inventors: Subramaniam Narayan, Harry A. Hodgen
  • Patent number: 8889769
    Abstract: The invention relates to a thermoplastic molding composition containing at least one polyester, a compound of the formula (I) a mixture of compounds of the formula (II) and optionally additional compounds and additives. The invention further relates to the use of the thermoplastic molding composition for the producing fibers, foils and moldings. The invention further relates to fibers, foils and moldings containing the thermoplastic molding composition.
    Type: Grant
    Filed: June 26, 2012
    Date of Patent: November 18, 2014
    Assignee: BASF SE
    Inventors: Martin Weber, Rolf Minkwitz, Nok-Young Choi, Peter Eibeck
  • Patent number: 8889768
    Abstract: Use of thermoplastic molding compositions comprising, as essential components, A) a polyester, B) from 20 to 200 mmol/kg of polyester A) of at least one compound of the general formula (I) where respectively independently at any position -A1- is —NR—, —O—, —S—, —CH=A4- where R is H or C1-6-alkyl, A4 is N or CH A2 is COOX or OX, where X is Li, Na, K, Rb, Cs, Mg/2, Ca/2, Sr/2, Ba/2, Al/3 A3 is C1-6-alkyl, C6-12-aryl, O7-13-alkaryl, C7-13-aralkyl, O—C1-6-alkyl, O—C6-12-aryl, O—C7-13-alkaryl, O—C7-13-aralkyl, COOX?, OX?, SX?, SO3X?, where X? is H or X, S—C1-6-alkyl, S—C6-12-aryl, NR2, halogen, NO2, n is an integer from 1 to 4, and m is an integer from 0 to 4?n, where m=1, if A3=NO2, with the proviso that the number of mmol is based on the group(s) COOX and OX and SX? where X??X, to the extent that these are present in the compound of the general formula (I), and also moreover C) from 0 to 230% by weight of further added substances, based on the weight of component A), for producing laser-transparent m
    Type: Grant
    Filed: June 10, 2011
    Date of Patent: November 18, 2014
    Assignee: BASF SE
    Inventors: Rebekka von Benten, Peter Eibeck, Walter Heckmann, Jordan Kurikov, Mariou Sorin Pulbere
  • Patent number: 8883890
    Abstract: A crepe agent composition that forms a layer having excellent durability and a method for producing a crepe paper using the same. The crepe agent composition is to be applied to a surface of a cylindrical dryer, and contains an inorganic solid lubricant, a dispersant for dispersing the inorganic solid lubricant, a thermosetting polymer for fixing the inorganic solid lubricant to the surface of the cylindrical dryer, and water as a solvent, the inorganic solid lubricant having a particle diameter of 0.5 to 20 ?m.
    Type: Grant
    Filed: October 16, 2009
    Date of Patent: November 11, 2014
    Assignee: Maintech Co., Ltd.
    Inventors: Hiroshi Sekiya, Daisuke Kurihara, Hiraku Sawada, Masayuki Serizawa