Patents Examined by Nathan M. Nutter
  • Propylene-based copolymer composition for pipes
    Patent number: 10160849
    Abstract: The present disclosure relates to a polyolefin composition comprising, in some embodiments: A) 90.0-99.0 wt % of a propylene homopolymer; B) f1.0-10.0 wt % of a propylene/ethylene copolymer composition comprising: b1) 14-52 wt % of a propylene homopolymer or a propylene/ethylene copolymer; b2) 48-86 wt % of a propylene ethylene copolymer comprising an ethylene derived units content of 20.0-55.0 wt %; wherein the resulting polyolefin composition has a melt flow rate (MFR; ISO 1133, 230° C., 5 kg) of 0.2-4.0 g/10 min; the sum of A+B equals 100% by weight and the sum of b1+b2 equals 100% by weight.
    Type: Grant
    Filed: September 9, 2015
    Date of Patent: December 25, 2018
    Assignee: Basell Poliolefine Italia S.r.l.
    Inventors: Claudio Cavalieri, Monica Galvan, Giampaolo Pellegatti, Francesca Tisi
  • Propylene-based amorphous poly-alpha-olefins (APAOs) formulated with hexene-1 monomer containing amorphous poly-alpha-olefins for use in hot melt adhesives
    Patent number: 10160888
    Abstract: Amorphous poly-alpha-olefins (APAOs) such as propylene-co-hexene-1-co-butene-1 and propylene-hexene-1 are used as tackifiers in hot melt adhesive formulations.
    Type: Grant
    Filed: September 27, 2016
    Date of Patent: December 25, 2018
    Inventors: Andres Sustic, Nick Fowler, Enrico Buenacosa, James Haselman
  • Polyolefin compositions and articles manufactured therefrom
    Patent number: 10160848
    Abstract: A polyolefin composition made from or containing: A) from 55 to 75 wt % of a polyethylene having a density of 0.920 to 0.940 g/cm3 and a fraction soluble in xylene (XSA) of less than 10%, based upon the weight of the polyethylene; B) from 25 to 45 wt. % of a copolymer of ethylene with one or more comonomers selected from ?-olefins having formula HC2?CHRI, where RI is an alkyl radical, linear or branched, having from 1 to 8 carbon atoms, made from or containing from 50 to 70 wt. %, based upon the weight of the copolymer of ethylene, of ethylene and having a fraction soluble in xylene (XSB) of at least about 50 wt. %, based upon the weight of the copolymer of ethylene; the polyolefin composition having a flexural modulus of less than 260 MPa as measured according to ISO 178. The polyolefin composition is useful for producing geomembranes.
    Type: Grant
    Filed: November 8, 2016
    Date of Patent: December 25, 2018
    Assignee: Basell Polyolefine GmbH
    Inventors: Claudio Cavalieri, Michele Grazzi
  • High flow TPO composition with excellent low temperature impact
    Patent number: 10155828
    Abstract: The present invention is directed to a heterophasic propylene copolymer (HECO), a polyolefin composition (PO) comprising the heterophasic propylene copolymer (HECO), an automotive article comprising the heterophasic propylene copolymer (HECO) and/or the polyolefin composition (PO) and a process for the preparation of the polyolefin composition (PO) as well as the use of the heterophasic propylene copolymer (HECO) for improving the mechanical properties of a polyolefin composition (PO).
    Type: Grant
    Filed: November 17, 2016
    Date of Patent: December 18, 2018
    Assignee: Borealis AG
    Inventors: Georg Grestenberger, Martina Sandholzer
  • Curable composition, cured product formed from the curable composition, and method of forming the cured product
    Patent number: 10155858
    Abstract: A curable composition comprises (A) a polyfunctional acrylate; (B) a fluoro-substituted compound having an aliphatic unsaturated bond; (C) an organopolysiloxane having at least one acrylate group; and (D) a reinforcing filler. A cured product formed by curing the curable composition is also disclosed. A method of forming the cured product comprises applying the curable composition on a substrate. The method further comprises curing the curable composition on the substrate so as to form the cured product on the substrate.
    Type: Grant
    Filed: March 10, 2015
    Date of Patent: December 18, 2018
    Assignee: Dow Corning Corporation
    Inventors: Dorab E Bhagwagar, Jing Jiang, William J Schulz, Jr.
  • Methyl methacrylate vinylaromate copolymers
    Patent number: 10150830
    Abstract: A copolymer comprising (A) 20-50% (w/w) of methyl methacrylate (MMA), (B) 40-80% (w/w) of one or more vinylaromatic(s) and, optionally, (C) 0-10% (w/w) of one or more aliphatic vinyl(s) can be used in a polymer composition for generating translucent final products.
    Type: Grant
    Filed: February 9, 2015
    Date of Patent: December 11, 2018
    Assignee: INEOS STYROLUTION GROUP GMBH
    Inventors: Thomas W. Cochran, Norbert Niessner
  • Resin composition and molded object obtained therefrom
    Patent number: 10150865
    Abstract: According to one embodiment, the present invention provides a resin composition, which comprises a polymer (A) containing 45% by mass or more of a (meth)acrylate unit (a) represented by the following formula (1), a polymer (B) containing 60% by mass or more of a methyl (meth)acrylate unit (b) and having a mass average molecular weight of 5,000 to 20,000, and a polycarbonate-based resin (C).
    Type: Grant
    Filed: March 14, 2016
    Date of Patent: December 11, 2018
    Assignee: MITSUBISHI GAS CHEMICAL COMPANY, INC.
    Inventors: Kazuki Kouno, Hisayuki Kuwahara
  • Crosslinked rubber, member for tires, vibration-proofing member, member for belts, and rubber composition
    Patent number: 10144820
    Abstract: A cross-linked rubber exhibits high strength and excellent abrasion resistance as compared with a known cross-linked rubber. The cross-linked rubber is obtained by cross-linking a rubber composition that includes a hydrogenated conjugated diene-based polymer, an olefin-based rubber, and a cross-linking agent, the hydrogenated conjugated diene-based polymer being a hydrogenated product of a polymer that includes a structural unit derived from butadiene, and including at least one of an amino group and a hydrocarbyloxysilyl group at one terminal or each terminal.
    Type: Grant
    Filed: May 4, 2017
    Date of Patent: December 4, 2018
    Assignee: JSR CORPORATION
    Inventors: Yukihiro Sawada, Hirofumi Senga, Shigeru Abe
  • Method for preparing functionalized polymers from polymer alcohols
    Patent number: 10144804
    Abstract: The present invention provides, among other things, compounds that include a water-soluble and non-peptidic polymer as well as a maleimidyl group. The compounds are useful as, among other things, polymeric reagents.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: December 4, 2018
    Assignee: Nektar Therapeutics
    Inventors: Samuel P. McManus, Antoni Kozlowski, J. Milton Harris
  • Ethylene-based polymer composition for films with improved toughness
    Patent number: 10138362
    Abstract: The invention provides a composition comprising a first composition, comprising at least one ethylene-based polymer, and wherein the first composition comprises a MWCDI value greater than 0.9, and a melt index ratio I10/I2 that meets the following equation: I10/I2?7.0?1.2×log (I2). The invention also provides a process to form a composition comprising at least two ethylene-based polymers, said process comprising the following: polymerizing ethylene, and optionally at least one comonomer, in solution, in the presence of a catalyst system comprising a metal-ligand complex of Structure I, as described herein, to form a first ethylene-based polymer; and polymerizing ethylene, and optionally at least one comonomer, in the presence of a catalyst system comprising a Ziegler/Natta catalyst, to form a second ethylene-based polymer.
    Type: Grant
    Filed: June 26, 2015
    Date of Patent: November 27, 2018
    Assignee: Dow Global Technologies LLC
    Inventors: Jian Wang, Pradeep Jain, Mehmet Demirors, Douglas S. Ginger, Anthony J. Castelluccio, Mridula Kapur
  • Polyolefin/(meth)acrylic impact modifier and method of preparing same
    Patent number: 10131775
    Abstract: A composite polymer composition comprising: the emulsion polymerization product of: (i) an aqueous polyolefin dispersion comprising the melt kneading product of one or more polyolefins, from 2 to 25 wt % of one or more dispersion stabilizing agents and water, and (ii) one or more (meth)acrylic monomers; wherein the one or more polyolefins have a Tg equal to or less than 50° C.; and wherein the melt kneading product (i) comprises polymer particles having a volume average particle size between 150 nm and 2000 nm dispersed in the water; and wherein the one or more (meth)acrylic monomers polymerize onto the polymer particles form composite polymer particles is provided. Also provided is a method of making the composition and impact modifiers comprising the composition.
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: November 20, 2018
    Assignee: Rohm and Haas Company
    Inventors: Liang Chen, Yannick Saint-Gerard, Veera Nelliappan, Vithya A. Abdul-Rahiman
  • Nucleated polypropylene composition
    Patent number: 10125248
    Abstract: Nucleated polypropylene composition comprising at least one propylene homopolymer wherein the nucleated polypropylene composition and/or the propylene homopolymer can be free of phthalic acid esters as well as their respective decomposition products.
    Type: Grant
    Filed: June 17, 2015
    Date of Patent: November 13, 2018
    Assignee: Borealis AG
    Inventors: Jingbo Wang, Pauli Leskinen, Torvald Vestberg, Markus Gahleitner
  • Polyethylene compositions
    Patent number: 10125247
    Abstract: A polyethylene composition including the product of the combination of at least one copolymer made from units derived from at least 85 wt % ethylene and a C3 to C10 ?-olefin and from 0.10 wt % to 10 wt % of a cyclic-diene terpolymer is provided.
    Type: Grant
    Filed: March 29, 2017
    Date of Patent: November 13, 2018
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Wen Li, Adriana S. Silva, Jianya Cheng, Periagaram S. Ravishankar
  • Cyclic-diene additives in polyethylene films and enhanced film orientation balance in production thereof
    Patent number: 10124528
    Abstract: A method of forming a blown film comprising extruding a molten composition through a die opening to form a film; wherein the molten composition comprises at least one polyethylene and within the range from 0.10 wt % to 10 wt % of a cyclic-diene terpolymer by weight of the composition; causing the film to progress in a direction away from the die opening; cooling the film at a distance from the die opening, the distance adjusted to effect the properties of the film; and isolating a blown film therefrom.
    Type: Grant
    Filed: May 14, 2015
    Date of Patent: November 13, 2018
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Periagaram S. Ravishankar, Jianya Cheng, Adriana S. Silva, Wen Li, Abdelhadi Sahnoune, Arturo Leyva, Alexander I. Norman
  • Fluoropolymer composition including at least one oligomer
    Patent number: 10125251
    Abstract: A composition that includes a blend of a fluoropolymer and an ultraviolet light-absorbing oligomer. The oligomer has a first divalent unit having a pendent ultraviolet absorbing group and a second divalent unit represented by formula (I): At least one of the following limitations is also met: the ultraviolet light-absorbing oligomer further comprises a third divalent unit comprising a pendent 2,2,6,6-tetramethylpiperidinyl group, or the composition further comprises a second oligomer comprising a third divalent unit comprising a pendent 2,2,6,6-tetramethylpiperidinyl group at least one of the second divalent units. Articles including the composition are disclosed. The composition can be an extruded film. A method of making such an extruded film is also disclosed.
    Type: Grant
    Filed: June 25, 2015
    Date of Patent: November 13, 2018
    Assignee: 3M Innovative Properties Company
    Inventors: David B. Olson, Patricia M. Savu, Diane North
  • Super absorbent resin for absorbing blood or high viscosity liquid and method for preparing same
    Patent number: 10124316
    Abstract: Disclosed herein is a superabsorbent polymer with a surface modified with both a polyvalent cationic salt and a polycarbonic acid-based copolymer, which is able to effectively absorb blood or highly viscous liquid, and a method for preparing the same.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: November 13, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Young-Sam Kim, Yeon-Woo Hong, Dong-Jo Ryu
  • Surface-modified super absorbent resin and method for preparing same
    Patent number: 10112176
    Abstract: Disclosed herein is a superabsorbent polymer with a surface modified with both a water-soluble polyvalent cationic salt and a polycarbonic acid-based copolymer, wherein an improvement is brought about in processability without significant degradation of other properties and a method is provided for preparing the surface-modified superabsorbent polymer.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: October 30, 2018
    Assignee: LG Chem, Ltd.
    Inventors: Young-Sam Kim, Yeon-Woo Hong, Dong-Jo Ryu
  • Clear and impact resistant polymer composition and fabricated article
    Patent number: 10113058
    Abstract: A polymer composition providing optical clarity and impact resistance includes from about 40 weight percent (wt. %) to about 99.9 wt. % (e.g., 50-95 wt. %) of a continuous matrix, and from about 0.01 wt. % to about 60 wt. % (e.g., 5-50 wt. %) of a dispersed phase. The weight percentages of the matrix phase and the dispersed phase are based on the total weight of the matrix phase and the dispersed phase. The matrix phase may comprise a polypropylene polymer comprising from 0 to 7 mole percent (mol. %) of units derived from ethylene, a C4-C10 alpha olefin or combinations thereof. The dispersed phases may be a propylene/alpha olefin copolymer having from 10 mol. % to 70 mol. % of units derived from ethylene or a C4-C10 alpha olefin or combinations thereof.
    Type: Grant
    Filed: December 23, 2016
    Date of Patent: October 30, 2018
    Assignee: Braskem America, Inc.
    Inventors: Leslie Bockman, Elliot Carnevale, Jon Scott Larson, Kevin Herrington
  • Modified polylactic acid, polymeric blends and methods of making the same
    Patent number: 10113062
    Abstract: Polymeric compositions and processes of forming the same are discussed herein. The processes generally include contacting a polylactic acid with a reactive modifier selected from epoxy-functionalized polybutadiene, ionic monomer, and combinations thereof.
    Type: Grant
    Filed: December 14, 2016
    Date of Patent: October 30, 2018
    Assignee: FINA TECHNOLOGY, INC.
    Inventors: Fengkui Li, John Ashbaugh, David Rauscher, Robert Dotter
  • Rubber-based pressure sensitive adhesive foam
    Patent number: 10106708
    Abstract: The present disclosure relates to a pressure sensitive adhesive foam comprising a rubber-based elastomeric material, at least one hydrocarbon tackifier and a crosslinking additive selected from the group of multifunctional (meth)acrylate compounds. The present disclosure also relates to a method of manufacturing such a pressure sensitive adhesive foam and uses thereof.
    Type: Grant
    Filed: July 29, 2014
    Date of Patent: October 23, 2018
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Pierre Reinhard Bieber, Petra M. Stegmaier, Siegfried R. Goeb