Patents Examined by Nathan M. Nutter
  • Patent number: 10525682
    Abstract: Provided is adhesive resin compositions comprising (A) 30 to 70% by mass of an acid-modified polypropylene-based resin; (B) 20 to 60% by mass of a polypropylene-based resin; and (C) 2 to 20% by mass of a copolymer of ethylene and one or more kinds of comonomers selected from the group consisting of vinyl acetate, alkyl methacrylate, and alkyl acrylate, with the proviso that the sum of the percentages of the above component (A), the above component (B), and the above component (C) is 100% by mass.
    Type: Grant
    Filed: May 2, 2016
    Date of Patent: January 7, 2020
    Assignee: RIKEN TECHNOS CORPORATION
    Inventor: Yoshihiro Zennyoji
  • Patent number: 10526466
    Abstract: Described herein are solid and foamable fluoropolymer alloy compositions and foamed articles using said foamable fluoropolymer alloy compositions. The foamable fluoropolymer alloy compositions can comprise a fluoropolymer, and a plastic polymer mixed with said fluoropolymer, wherein said plastic polymer is miscible with said fluoropolymer. The fluoropolymer alloy composition may further comprise a foaming agent. By way of example, the foaming agent can be talc or a talc derivative, or a mixture of talc (or talc derivative) with a citrate compound, such as a citrate salt. One or more additives are added to render the compositions flame retardant and/or smoke suppressant.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: January 7, 2020
    Assignee: Cable Components Group, LLC
    Inventors: Charles A. Glew, Nicolas M. Rosa
  • Patent number: 10519306
    Abstract: The present invention is directed to a new heterophasic propylene copolymer (RAHECO), a process for obtaining said heterophasic propylene copolymer (RAHECO) and a film or a cable insulation comprising the heterophasic propylene copolymer (RAHECO).
    Type: Grant
    Filed: May 16, 2017
    Date of Patent: December 31, 2019
    Assignee: Borealis AG
    Inventors: Jingbo Wang, Antonios Gitsas, Pauli Leskinen, Johanna Lilja, Martina Sandholzer, Markus Gahleitner
  • Patent number: 10519302
    Abstract: An air spring bellow comprising a vulcanized rubber component including the at least partially vulcanized residue of EPDM and a rubber other than EPDM. A method for preparing an air spring bellow is also provided.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: December 31, 2019
    Assignee: Firestone Building Products Company, LLC
    Inventors: Jason Donald Nieten, Michael Christopher Howard
  • Patent number: 10519350
    Abstract: A copolymer that includes first divalent units having a pendent ultraviolet absorbing group, second divalent units represented by formula (I):, and third divalent units represented by formula (II):. Each R1 is independently hydrogen or methyl; R2 is a straight-chain or branched alkyl having from 1 to 20 carbon atoms; V is O or NH; W is alkylene having from 1 to 10 carbon atoms; and each R? is independently alkyl having from 1 to 6 carbon atoms. Compositions including the copolymer, for example, pressure sensitive adhesive compositions are disclosed. Articles including the compositions are disclosed. For example, an assembly including a barrier film and the pressure sensitive adhesive composition is also disclosed.
    Type: Grant
    Filed: June 23, 2016
    Date of Patent: December 31, 2019
    Assignee: 3M Innovative Properties Company
    Inventors: David B. Olson, Diane North, Patricia M. Savu, Eric M. Peterson
  • Patent number: 10513601
    Abstract: This invention relates to a polyolefin composition with (a) 80 to 90 wt % of an amorphous ethylene-propylene copolymer having either no crystallinity or crystallinity derived from ethylene, having about 30 wt % or more units derived from ethylene; (b) 5 to 15 wt % of a semi-crystalline ethylene-propylene copolymer having substantial crystallinity derived from ethylene and having 70 wt % or more units derived from ethylene; and (c) 1 to 5 wt % of a propylene-based elastomer having within the range from 5 to 25 wt % ethylene derived units and having a melting point temperature of less than 110° C. and a Mw/Mn within the range from 2.0 to 4.0.
    Type: Grant
    Filed: November 17, 2017
    Date of Patent: December 24, 2019
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Xin Chen, Sudhin Datta, Rohan A. Hule
  • Patent number: 10513604
    Abstract: The present disclosure provides a binder resin composition comprising a polyolefin particle, an organic solvent and a polymer that is soluble in the organic solvent, as well as an electrode for a lithium ion secondary battery and a lithium ion secondary battery each using the binder resin composition.
    Type: Grant
    Filed: March 1, 2016
    Date of Patent: December 24, 2019
    Assignee: HITACHI CHEMICAL COMPANY, LTD.
    Inventors: Shunsuke Nagai, Hiroki Kuzuoka, Eisuke Haba, Kenji Takaoka, Nobuyuki Ogawa
  • Patent number: 10508197
    Abstract: In methods for forming thermoplastic vulcanizates, and thermoplastic vulcanizates formed by such methods, a masterbatch comprising one or more additives in a carrier resin comprising propylene- or ethylene-based copolymer is added to the thermoplastic vulcanizate formulation. The resulting thermoplastic vulcanizate may additionally be passed through a 200 mesh or finer screen and thereafter extruded. The thermoplastic vulcanizates may exhibit increased extrusion throughput rates and enhanced surface smoothness.
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: December 17, 2019
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Oscar O. Chung, Eugene R. Uhl
  • Patent number: 10509309
    Abstract: A polyarylate resin is represented by general formula (1) shown below. In general formula (1), R1 represents a hydrogen atom or methyl group. R2 and R3 each represent a hydrogen atom or an alkyl group having a carbon number of at least 1 and no greater than 4. R2 and R3 are not the same as one another. When R1 represents a hydrogen atom, R2 and R3 are not bonded to one another. When R1 represents a methyl group, R2 and R3 are optionally bonded to one another to form a ring. r and s each represent a number greater than or equal to 0 and less than or equal to 49. t and u each represent a number greater than or equal to 1 and less than or equal to 50. r+s+t+u=100. r+t=s+u.
    Type: Grant
    Filed: February 20, 2018
    Date of Patent: December 17, 2019
    Assignee: KYOCERA Document Solutions Inc.
    Inventor: Jun Azuma
  • Patent number: 10501616
    Abstract: A polyolefin composition made from or containing: A) from 85.0 wt % to 99.5 wt % of a propylene 1-hexene copolymer, based upon the weight of the polyolefin composition and B) from 0.5 wt % to 15.0 wt % of a propylene, ethylene copolymer composition, based upon the weight of the polyolefin composition, made from or containing: b1) from 12 wt % to 52 wt % of a propylene homopolymer or a propylene/ethylene copolymer, based upon the weight of the propylene, ethylene copolymer composition and b2) from 48 wt % to 88 wt % of a propylene ethylene copolymer, based upon the weight of the propylene, ethylene copolymer composition, having a content of ethylene derived units ranging from 15.0 wt % to 42.0 wt %; wherein the polyolefin composition has a melt flow rate (230° C./5 kg. ISO 1133) ranging from 0.2 g/10 min to 4.0 g/10 min; the sum A+B being 100 and the sum b1+b2 being 100.
    Type: Grant
    Filed: September 22, 2017
    Date of Patent: December 10, 2019
    Assignee: Basell Poliolefine Italia S.r.l.
    Inventors: Monica Galvan, Claudio Cavalieri, Francesca Tisi, Giampaolo Pellegatti, Thomas Boehm
  • Patent number: 10501615
    Abstract: The present invention relates to a polypropylene composition comprising: a first polypropylene homopolymer or random copolymer (PPR1) having a comonomer content lower than the comonomer content of the second polypropylene, a second polypropylene (PPR2) which is a random copolymer of propylene and of the comonomer; said comonomer being an alpha-olefin different from propylene, the melting temperature of the polypropylene composition (Tm(PPR)) being defined as Tm(PPR)>165?6.9*[total comonomer content]?8.4*[comonomer content of the first polypropylene], the difference between the melting temperature and the crystallization temperature of the polypropylene composition ranges from 27 and 33, and a xylene soluble fraction (XS) at 23° C. of not more than 1.5 wt. %. The present invention also relates to a process for the preparation of said polypropylene composition. The present invention further relates to the use of said polypropylene composition for producing films or moulded articles.
    Type: Grant
    Filed: January 22, 2016
    Date of Patent: December 10, 2019
    Assignee: Total Research & Technology Feluy
    Inventors: Alain Standaert, Kristien Roegiers, Aurélien Vantomme
  • Patent number: 10494468
    Abstract: A propylene composition comprising: A) from 60 wt % to 75 wt %, of a propylene homopolymer having a Polydispersity Index (P.I.) value from 4.3 to 4.9, a fraction insoluble in xylene at 25° C., higher than 95%, based upon the weight of the propylene homopolymer, and MFR (Melt Flow Rate according to ISO 1133, condition L, at 230° C. and 2.16 kg load) ranging from 20 to 75 g/10 min; B) from 25 wt % to 40 wt %, of a copolymer of propylene with from 46.0 wt % to 49.0 wt %; of ethylene derived units, based upon the weight of the propylene copolymer; wherein the propylene polymer composition having an intrinsic viscosity of the fraction soluble in xylene at 25° C. between 2.2 to 2.9 dl/g; and the relation: 10.7+1.3×MFRa?17.7×P.I.?29.3×IV+4.9×Xs??(I) between about 40 to about 66; wherein the amount of A+B is equal to 100 wt %.
    Type: Grant
    Filed: March 17, 2017
    Date of Patent: December 3, 2019
    Assignee: Basell Poliolefine Italia S.r.l.
    Inventors: Paola Massari, Marco Ciarafoni, Nicoletta Martini, Davide Tartari, Roberto Pantaleoni
  • Patent number: 10494513
    Abstract: The present invention provides a rubber composition excellent in grip performance, durability of grip performance, and abrasion resistance. Also provided is a pneumatic tire formed from the rubber composition. The present invention relates to a rubber composition exhibiting a temperature dependence curve of tan ? with a half-width defined by Equation (1) of 45 or less as measured at a strain of 0.1% and a frequency of 10 Hz, the rubber composition having a temperature dependence of hardness defined by Equation (2) of 4.3 or less, the temperature dependence curve having a peak temperature of 10° C. or lower, half-width=(temperature at half-peak height on high temperature side)?(temperature at half-peak height on low temperature side),??Equation (1): temperature dependence of hardness=(hardness index at 0° C.)/(hardness index at 100° C.).
    Type: Grant
    Filed: April 4, 2018
    Date of Patent: December 3, 2019
    Assignee: SUMITOMO RUBBER INDUSTRIES, LTD.
    Inventor: Kensuke Washizu
  • Patent number: 10494517
    Abstract: A film made from or containing a polypropylene composition made from or containing: A) from 50 wt % to 90 wt %; of a propylene homopolymer; and B) from 10 wt % to 50 wt %; of a copolymer of propylene with from 30.0 wt % to 70.0 wt %, of ethylene derived units, based upon the weight of the copolymer; wherein the sum of the amount of component A) and B) being 100; the polypropylene composition having: i) an intrinsic viscosity of the fraction soluble in xylene at 25° C. between 2.2 to 4.0 dl/g; ii) a MFR L (Melt Flow Rate according to ISO 1133, condition L, at 230° C. and 2.16 kg load) from 0.5 to 50 g/10 min; and iii) a xylene soluble fraction ranging from 20 wt % to 50 wt %, based upon the weight of the polypropylene composition; and the polypropylene composition being obtained by a polymerization process wherein the catalyst system contains bismuth.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: December 3, 2019
    Assignee: Basell Poliolefine Italia S.r.l.
    Inventors: Caroline Cathelin, Paola Massari, Claudio Cavalieri, Marco Ciarafoni, Roberto Pantaleoni
  • Patent number: 10493733
    Abstract: This disclosure relates to films particularly suitable for stretch hood applications. More particularly, this disclosure relates to multi-layer films particularly suitable for stretch hood applications comprising an inner layer that includes a blend of a propylene-based elastomer and a polyethylene having long-chain branching.
    Type: Grant
    Filed: September 25, 2015
    Date of Patent: December 3, 2019
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Paul M. German, Jr., Wen Li, Jianya Cheng
  • Patent number: 10487203
    Abstract: The invention relates to a polypropylene composition which combines low sealing initiation temperature (SIT) and high melting point (Tm), thus having a broad sealing window.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: November 26, 2019
    Assignee: Borealis AG
    Inventors: Luca Boragno, Pauli Leskinen, Luigi Resconi, Matthias Hoff, Friedrich Berger
  • Patent number: 10487200
    Abstract: Crosslinkable polymeric compositions comprising: (a) a polymer blend comprising: (1) 10 to 94 weight percent, based on the total weight of the crosslinkable polymeric composition, of an ethylene-based interpolymer having the following properties: (i) a density of 0.93 g/cm3 or less, (ii) a melt index (I2) at 190° C. of greater than 0.2 g/10 minutes, and (iii) a shear thinning ratio (V0.1/V100) at 190° C. and 10% strain of less than 8; and (2) 5 to 90 weight percent, based on the total weight of the crosslinkable polymeric composition, of a high-pressure polyethylene; and (b) 0 to less than 40 weight percent, based on the total weight of the crosslinkable polymeric composition, of a filler, where the ethylene-based interpolymer of component (a) is not prepared in a high-pressure reactor or process. Additionally, the polymer blend has the following properties: (i) a shear thinning ratio (V0.1/V100) at 190° C.
    Type: Grant
    Filed: October 13, 2016
    Date of Patent: November 26, 2019
    Assignee: Dow Global Technologies LLC
    Inventors: Bharat I. Chaudhary, Rennisha Wickham, Morgan M. Hughes, Juan C. Tuberquia
  • Patent number: 10487157
    Abstract: A method for chlorinating polyvinyl chloride, the method comprising providing polyvinyl chloride particles having a chlorination accelerant associated therewith, where the particles are suspended in water; and chlorinating the polyvinyl chloride particles having a chlorination accelerant associated therewith.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: November 26, 2019
    Assignee: Oxy Vinyls, LP
    Inventors: Keith S. Kramer, Lance Mayer, Rodney L. Klausmeyer
  • Patent number: 10479849
    Abstract: A propylene-based polymer resin is characterized by a low volatile emission signature. For example, the propylene-based polymer resin may have a volatile organic compound content no greater than 125 ppm, a semi-volatile organic compound content no greater than 500 ppm, and a C36 oligomeric content no greater than 250 ppm.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: November 19, 2019
    Assignee: BRASKEM AMERICA, INC.
    Inventors: Jeffrey Salek, Mark Chappell, Bryan Dawson
  • Patent number: 10479873
    Abstract: Provided is a method of producing a polymer-impregnated base resin which is excellent in providing low adsorption of proteins and blood cells such as platelets. The method of producing a polymer-impregnated base resin includes impregnating a base resin with a polymer solution that includes a solvent able to swell the base resin.
    Type: Grant
    Filed: April 16, 2018
    Date of Patent: November 19, 2019
    Assignees: SUMITOMO RUBBER INDUSTRIES, LTD., KYUSHU UNIVERSITY, NATIONAL UNVIERSITY CORPORATION
    Inventors: Yasuhisa Minagawa, Keiji Tanaka, Hisao Matsuno, Toyoaki Hirata