Polymer Mixture Of Two Or More Solid Polymers Derived From Ethylenically Unsaturated Reactants Only; Or Mixtures Of Said Polymer Mixture With A Chemical Treating Agent; Or Products Or Processes Of Preparing Any Of The Above Mixtures Patents (Class 525/191)
  • Patent number: 10557005
    Abstract: A painted article includes a primer layer between a substrate and a paint layer, of which the substrate is the product of a substrate forming composition including an olefin block copolymer and a polypropylene polymer having a density from 0.89 g/cm3 and 0.92 g/cm3. The substrate is free of (1) phthalate-based plasticizer, (2) halogen-containing polymer, and (3) leachable, small polymeric units derived from styrene monomer.
    Type: Grant
    Filed: June 23, 2014
    Date of Patent: February 11, 2020
    Assignee: Dow Global Technologies LLC
    Inventors: Tao Han, Jeffrey C. Munro, Lisa S. Madenjian, Hong Yang
  • Patent number: 10544311
    Abstract: A polymeric powder composition for three-dimensional printing includes first, second, and third polymeric particles. The first particles, having a first average size, are present in an amount ranging from about 70 wt % to about 95 wt %. The second particles, having a second average size smaller than the first average size, are present in an amount ranging from about 0.5 wt % to about 21 wt %. The third particles, having a third average size smaller than the second average size, are present in an amount ranging from greater than 0 wt % up to about 21 wt %. Each of the first, second, and third average sizes independently ranges from 5 ?m to about 100 ?m. A sum of the fractional weight ratios of all of the polymeric particles in the polymeric powder composition equals 1.
    Type: Grant
    Filed: January 29, 2014
    Date of Patent: January 28, 2020
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Lihua Zhao, Sivapackia Ganapathiappan, Yan Zhao, Krzysztof Nauka, Howard S. Tom, Hou T. Ng
  • Patent number: 10538654
    Abstract: This disclosure relates to a continuous solution three reactor polymerization process. Process solvent, ethylene, optional comonomers, optional hydrogen and a single site catalyst system are injected into a first and second reactor configured in parallel to one another. A third reactor receives effluent from the first reactor, the second reactor, or a combination of the first and second reactors. Fresh monomer is feed to the third reactor for further polymerization and to give a final polyethylene product.
    Type: Grant
    Filed: April 19, 2017
    Date of Patent: January 21, 2020
    Assignee: NOVA Chemicals (International) S.A.
    Inventors: XiaoChuan Wang, Niousha Kazemi, Stephen Brown, Lawrence VanAsseldonk, Stephen Salomons
  • Patent number: 10508188
    Abstract: High-melting antimicrobial polymer fibers and antimicrobial fabrics comprising such fibers are prepared by preparing a masterbatch of polymer pellets (e.g., PET), silver and copper salts, and a compounding agent which provides free flowing polymer pellets which can be prepared in advance, with a long shelf life. Polymer masterbatches prepared by the methods of the invention can produce limited color or off-white antimicrobial fibers and fabrics using conventional melt spinning manufacturing methods. Fabrics incorporating fibers of the present invention are potent inhibitors of Athlete's foot fungi, gram negative and gram positive bacteria, and drug resistant pathogens.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: December 17, 2019
    Assignee: PurThread Technologies, Inc.
    Inventors: Stephen W. Foss, Stanley Chamberlain, Lloyd Frick
  • Patent number: 10487247
    Abstract: The present disclosure provides a composition. In an embodiment a composition is provided and includes: (A) a carboxylic-functionalized ethylene/a-olefin interpolymer having (i) a density from 0.855 g/cc to 0.895 g/cc; and (ii) a melt viscosity, at 177° C., less than, or equal to, 50,000 mPa·s; and (B) a propylene-based interpolymer having (i) a density from 0.870 g/cc to 0.890 g/cc; and (ii) a melt viscosity, at 177° C., less than, or equal to, 50,000 mPa·s.
    Type: Grant
    Filed: September 22, 2016
    Date of Patent: November 26, 2019
    Assignee: Dow Global Technologies LLC
    Inventors: Yi Jin, Selim Yalvac, Jozef Van Dun, Gary R. Marchand
  • Patent number: 10472471
    Abstract: The present invention relates to a masterbatch comprising colorant particles, a polyol poly(hydroxy fatty acid) ester dispersing agent and a carrier resin. The masterbatch is used for coloring thermoplastic polymer compositions. The present invention also relates to a method for producing said masterbatch, a colored thermoplastic polymer composition comprising said masterbatch and colored thermoplastic products formed of said colored thermoplastic composition.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: November 12, 2019
    Assignee: EINAR A/S
    Inventor: Viggo Creemers Norn
  • Patent number: 10472509
    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: November 12, 2019
    Assignee: BOREALIS AG
    Inventors: Georg Grestenberger, Martina Sandholzer
  • Patent number: 10464251
    Abstract: The present invention provides a thermal molding sheet having a thickness of 1 mm or more and formed by a polypropylene resin composition comprising: 5 to 97 wt % of a polypropylene resin (A) whose MFR and melt tension satisfy specific conditions and which has a long-chain branch structure; 1 to 93 wt % of a polypropylene resin (B) whose MFR satisfies specific conditions; 1 to 40 wt % of a thermoplastic elastomer (C); and 1 to 40 wt % of a filler (D).
    Type: Grant
    Filed: October 6, 2016
    Date of Patent: November 5, 2019
    Assignee: Japan Polypropylene Corporation
    Inventors: Kazuo Asuka, Hayato Kitaura, Morikazu Niibe, Kuninori Takahashi
  • Patent number: 10421887
    Abstract: Provided are an adhesive composition and an organic electronic device (OED) including the same, and more particularly, an adhesive composition, which may form a structure effectively blocking moisture or oxygen flowing into an OED from the outside, thereby ensuring the lifespan of the OED, realize a top-emission OED, and exhibit excellent adhesive durability and reliability, and excellent reliability at high temperature and high humidity, and an OED including the same.
    Type: Grant
    Filed: March 24, 2016
    Date of Patent: September 24, 2019
    Assignee: LG Chem, Ltd.
    Inventors: So Young Kim, Seung Min Lee, Jung Sup Shim, Se Woo Yang
  • Patent number: 10409408
    Abstract: The present disclosure relates to a touch sensitive element and a display device including the same. According to an exemplary embodiment of the present disclosure, the touch sensitive element includes an electroactive film which is formed of a fluorine based terpolymer and a polymer represented by Chemical Formula 1, wherein R is an ethyl group or a methyl group, and n is an integer of 1 or larger.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: September 10, 2019
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Kyungyeol Ryu, Yong-Su Ham, Taeheon Kim, YongWoo Lee, YuSeon Kho, MyungJin Lim, Seulgi Choi
  • Patent number: 10385198
    Abstract: Provided herein are metallocene-catalyzed polymer compositions that exhibit advantageous rheological properties, at least some of which are consistent with long-chain branching, as well as polymerization processes suitable for forming such polymer compositions. The polymer compositions may have both LCB index measured at 125° C. of less than 5; and phase angle ? at complex shear modulus G*=100,000 Pa of less than about 54.5°, as determined at 125° C. The polymer compositions of particular embodiments are reactor blends, preferably of ethylene copolymers (e.g., ethylene-propylene (EP) copolymers and/or ethylene-propylene-diene (EPDM) terpolymers). The reactor blend may include first and second copolymer components, which may differ in monomer content and weight-average molecular weight (Mw).
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: August 20, 2019
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Jo Ann M. Canich, Rainer Kolb, Periagaram S. Ravishankar, Phillip T. Matsunaga, Peijun Jiang, Rhutesh K. Shah, Narayanaswami Dharmarajan
  • Patent number: 10377887
    Abstract: A polyethylene blend comprises a nucleated polyethylene homopolymer composition and an un-nucleated or nucleated bimodal polyethylene copolymer.
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: August 13, 2019
    Assignee: NOVA Chemicals (International) S.A.
    Inventor: XiaoChuan Wang
  • Patent number: 10364308
    Abstract: This invention relates to a thermoplastic polyolefin composition with (a) a polypropylene having a melting point of greater than 130° C. and a melt flow rate from 10 to 80 g/10 min; (b) an ethylene-propylene copolymer with 40 wt % to 80 wt % ethylene derived units and a Mooney Viscosity (1+4, 125° C.) of greater than 20 Mooney units, a Mw/Mn of from 1.8 to 4.0, and a weight average molecular weight of 50,000 to 300,000 g/mole; and (c) a propylene-based elastomer having 5 wt % to 25 wt % ethylene derived units and having a melting point of less than 110° C. and a Mw/Mn from 2.0 to 4.0; wherein the room temperature notch impact of the thermoplastic polyolefin composition is at least four times greater than the room temperature notch impact of a composition without the propylene-based elastomer.
    Type: Grant
    Filed: October 17, 2017
    Date of Patent: July 30, 2019
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Xin Chen, Sudhin Datta
  • Patent number: 10294338
    Abstract: The present disclosure relates to a method for making thermoplastic vulcanizates comprising dynamically vulcanizing an elastomer in an extrusion reactor with a curative in the presence of a thermoplastic resin to form a thermoplastic vulcanizate. Process oil is added to the extrusion reactor at a first, second, and third location, where the amount of process oil introduced at the first oil injection location is less than that introduced at the second oil injection location, where the third oil injection location is downstream of where the curative is introduced to the extrusion reactor, and where the thermoplastic vulcanizate comprises at least 25 wt % of oil based on the weight of the thermoplastic vulcanizate.
    Type: Grant
    Filed: December 15, 2015
    Date of Patent: May 21, 2019
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Oscar O. Chung, Porter C. Shannon
  • Patent number: 10287425
    Abstract: The present invention relates to a composition obtainable by mixing to incorporate at least one microgel (B) that has been crosslinked by means of free-radical generators photochemical by using a wavelength>0.1 ?m and/or thermally and that contains hydroxy groups and that is based on polybutadiene-acrylonitrile copolymers (NBR) into polyvinyl chloride (PVC) in an extruder, to processes for production thereof and to use thereof for reproduction of transparent thermoplastically processable molded items, and also to molded items produced from the said compositions.
    Type: Grant
    Filed: April 25, 2014
    Date of Patent: May 14, 2019
    Assignee: ARLANXEO DEUTSCHLAND GMBH
    Inventors: Torsten Ziser, Harald Kleinknecht, Lars Wawrzinski
  • Patent number: 10280290
    Abstract: A cellulosic ester resin modifier for producing a cellulosic ester film, which facilitates obtaining a film that remains transparent even when exposed to high-humidity and high-temperature environments, and with which it is possible to obtain a film having excellent water vapor permeability resistance, and dimensional stability against heat. The present invention also provides a cellulosic ester resin composition using the modifier, a method for producing a polarizing-plate protective film, and a liquid crystal display device, and provides a cellulosic ester resin modifier including a polyester polyol (A) having a phthalic acid residue and an aliphatic glycol residue having 2 to 3 carbon atoms in a main chain skeleton and a diester (B) having an aliphatic glycol having 2 to 3 carbon atoms and an aromatic monocarboxylic acid, in which a mass ratio of [(A)/(B)] is in a range of 90/10 to 60/40.
    Type: Grant
    Filed: November 10, 2015
    Date of Patent: May 7, 2019
    Assignee: DIC Corporation
    Inventors: Teppei Ujihara, Miki Ota, Hiroshi Yoshimura, Yusuke Tajiri
  • Patent number: 10260197
    Abstract: The invention relates to a novel binder system and its use for bonding textile fabrics as well as products containing such bonded textile fabrics. The materials according to the invention are suitable for manufacturing base interlinings which may be used for manufacturing base interlinings for sarking, roofing and sealing membranes, particularly for manufacturing coated sarking, roofing and sealing membranes.
    Type: Grant
    Filed: January 12, 2017
    Date of Patent: April 16, 2019
    Assignee: Johns Manville
    Inventors: Sven Gamert, Krister Draxo
  • Patent number: 10214642
    Abstract: The present disclosure relates to a thermoplastic resin composition and a molded article manufactured therefrom. More particularly, in accordance the present disclosure, a thermoplastic resin composition exhibiting superior colorability, fluidity, scratch resistance, heat resistance, and weatherability and a molded article manufactured therefrom are provided.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: February 26, 2019
    Assignee: LG CHEM, LTD.
    Inventors: Tea Hyun Kim, Tae Hoon Kim, Seong Lyong Kim, In Hyeok Park
  • Patent number: 10202504
    Abstract: The present invention relates to a polyethylene composition comprising, preferably consisting of, a base resin comprising a copolymer of ethylene and at least two comonomers selected from alpha-olefins having from three to twelve carbon atoms, wherein the ethylene copolymer comprises a low molecular weight component (A) and a high molecular weight component (B) with the low molecular weight component (A) having a lower weight average molecular weight than the high molecular weight component (B), and optional additives, suitable for the production of an article, preferably pipe.
    Type: Grant
    Filed: December 18, 2014
    Date of Patent: February 12, 2019
    Assignees: BOREALIS AG, ABU DHABI POLYMERS COMPANY LIMITED (BOROUGE)
    Inventors: Cristian Hedesiu, Antti Tynys
  • Patent number: 10189979
    Abstract: The present invention is directed to a new polypropylene composition comprising a propylene homopolymer and a polymeric nucleating agent, to melt-blown fibers comprising the polypropylene composition, to a melt-blown web comprising the melt-blown fibers and/or the polypropylene composition, to an article comprising the melt-blown fibers and/or the melt-blown web as well as to the use of the polypropylene composition for improving the relation between pressure drop and hydrohead of a melt-blown web and for improving the thermo-mechanical properties of a melt-blown web in machine direction (MD) and transverse direction (TD).
    Type: Grant
    Filed: July 6, 2015
    Date of Patent: January 29, 2019
    Assignee: BOREALIS AG
    Inventors: Jingbo Wang, Wilhelmus Henricus Adolf Sars, Joachim Fiebig, Henk Van Paridon, Markus Gahleitner
  • Patent number: 10174186
    Abstract: The invention relates to a polyethylene molding composition having a multimodal molar mass distribution particularly suitable for blow molding films having a thickness in the range from 8 to 200 ?m. The molding composition has a density at a temperature of 23° C. in the range from 0.953 to 0.960 g/cm3 and an MFR190/5 of the final product after extrusion in the range from 0.10 to 0.50 dg/min. The composition comprises from 30 to 60% by weight of a first ethylene polymer fraction made of a homopolymer A having a first molecular weight, from 22 to 40% by weight of a second ethylene polymer fraction made of a further homopolymer or first copolymer B of ethylene and at least one first comonomer from the group of olefins having from 4 to 8 carbon atoms, the first copolymer B having a second molecular weight higher than the first molecular weight, and from 10 to 30% by weight of a third ethylene polymer fraction made of a second copolymer C having a third molecular weight higher than the second molecular weight.
    Type: Grant
    Filed: May 13, 2016
    Date of Patent: January 8, 2019
    Assignee: Basell Polyolefine GmbH
    Inventors: Joachim Berthold, Lutz-Gerd Heinicke, Gerhardus Meier
  • Patent number: 10167357
    Abstract: The present disclosure provides a multi-base material adaptivity pulling removal type binder product, a binder compositon and an assembly. The binder product contains an acrylic acid copolymer, a flexibilizer, tackifying resin and an isocyanate curing agent. The binder product comprises a binder layer formed by curing at least a part of the binder composition. The assembly is formed by bonding the binder layer. The binder can be used for firmly bonding various base materials, comprising both high surface energy base materials and low surface energy base materials; meanwhile, the binder can be pulled and removed from the base materials at a large angle. The binder is particularly suitable for the fields of smartphones, tablet computers and a newly developing electronic market.
    Type: Grant
    Filed: December 21, 2015
    Date of Patent: January 1, 2019
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventor: Jun Li
  • Patent number: 10099090
    Abstract: Methods for making multi-piece golf balls comprising at least one component made of ethylene-propylene diene copolymer (EPDM) rubber and the resulting balls are provided. The multi-piece golf ball includes a cover, preferably a dual-cover having inner and outer cover layers. The outer cover is preferably made of a liquid rubber composition based on liquid EPDM rubber. In one version, the ball sub-assembly is dipped in a bath containing liquid EPDM rubber to form the outer cover. In another version, a casting method is used and the liquid EPDM rubber is dispensed into mold cavities to form the outer cover. The inner core of the ball may be made of polybutadiene rubber and the outer core layer may be made of EPDM rubber. The resulting golf ball has high resiliency, a soft feel, and good weatherability.
    Type: Grant
    Filed: August 9, 2016
    Date of Patent: October 16, 2018
    Assignee: Acushnet Company
    Inventors: Michael J. Sullivan, David A. Bulpett, Brian Comeau, Robert Blink, Mark L. Binette
  • Patent number: 10087320
    Abstract: A rubber composition comprising a plurality of composite particles and an elastomer is provided. A composite comprising a conductive polymer and a clay particle are also provided. Use of each in various applications and methods of preparing each are also provided.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: October 2, 2018
    Assignee: PolyDrop, LLC
    Inventors: Carinna Simmons, Volha Hrechka, Leah A. Thompkins, Lilo D. Pozzo, Brian Panganiban
  • Patent number: 10053568
    Abstract: Heterophasic propylene copolymer for retortability, said copolymer has a comonomer content in the range of 1.5 to 14.0 mol-%; a melting temperature in the range of 140 to 15° C. and a xylene cold soluble (XCS) fraction in the range of 10.0 to below 30.0 wt.-%.
    Type: Grant
    Filed: February 3, 2015
    Date of Patent: August 21, 2018
    Assignee: BOREALIS AG
    Inventors: Jingbo Wang, Petar Doshev, Markus Gahleitner, Johanna Lilja
  • Patent number: 10047217
    Abstract: The invention provides a composition comprising a first composition, wherein the first composition comprises a first ethylene-based polymer and a second ethylene-based polymer, and wherein the first composition has a high load melt index (I21) less than 17, a density greater than, or equal to, 0.952 g/cm3, a molecular weight distribution MWD (conv), defined as the ratio of the weight average molecular weight to the number average molecular weight (Mw (conv)/Mn (conv)), greater than, or equal to, 11; and a viscosity ratio, ?(0.01 s?1)/?(100 s?1) at 190° C., greater than, or equal to, 60.
    Type: Grant
    Filed: September 12, 2013
    Date of Patent: August 14, 2018
    Assignee: Dow Global Technologies LLC
    Inventors: Mridula Kapur, Troy M. Tambling, Stephanie M. Whited
  • Patent number: 10023667
    Abstract: Propylene homopolymers having a melt flow index in the range from 3.0 dg/min to 8.0 dg/min can be particularly suited for high-tenacity fibers and yarns and nonwovens. The propylene homopolymers can be produced by a process that can include polymerizing propylene in presence of a Ziegler-Natta polymerization catalyst, an aluminum alkyl, hydrogen and an optional external donor.
    Type: Grant
    Filed: June 27, 2013
    Date of Patent: July 17, 2018
    Assignee: TOTAL RESEARCH & TECHNOLOGY FELUY
    Inventors: Peter Geeurickx, Alain Standaert, Jean-Luc Zuliani
  • Patent number: 10026519
    Abstract: Free radically crosslinked, electrically conductive compositions exhibiting a highly stable volume resistivity comprise an olefin multiblock copolymer (OBC) and a conductive filler, e.g., a conductive carbon black. These compositions exhibit a highly stable volume resistivity relative to a composition similar in essentially all aspects save that the OBC is replaced with a conventional polyethylene of similar density and melt index.
    Type: Grant
    Filed: May 26, 2011
    Date of Patent: July 17, 2018
    Assignee: UNION CARBIDE CHEMICALS & PLASTICS TECHNOLOGY LLC
    Inventor: Mohamed Esseghir
  • Patent number: 10000630
    Abstract: This disclosure relates to a continuous solution polymerization process where ethylene interpolymer products having an improved color index; for example, products having higher whiteness (Whiteness Index (WI)) and lower yellowness (Yellowness Index (YI)). Product color was improved by adjusting selected solution polymerization reaction conditions. The disclosed ethylene interpolymer products have improved color relative to comparative polyethylene compositions.
    Type: Grant
    Filed: October 21, 2015
    Date of Patent: June 19, 2018
    Assignee: NOVA CHEMICALS (INTERNATIONAL) S.A.
    Inventors: Fazle Sibtain, Christopher John Brooke Dobbin, Kenneth Edward Taylor, Hamidreza Khakdaman, P Scott Chisholm
  • Patent number: 9994659
    Abstract: A crosslinked metallocene-catalyzed polyethylene copolymer having a higher molecular weight (HMW) component and lower molecular weight (LMW) component wherein the HMW component is present in an amount of from about 10 wt. % to about 30 wt. % and wherein the LMW component is present in an amount of from about 70 wt. % to about 90 wt. %.
    Type: Grant
    Filed: October 24, 2017
    Date of Patent: June 12, 2018
    Assignee: Chevron Phillips Chemical Company LP
    Inventors: Vivek Rohatgi, Yongwoo Inn, Ashish M. Sukhadia, Qing Yang, Paul J. DesLauriers
  • Patent number: 9963529
    Abstract: This disclosure relates to a continuous solution three reactor polymerization process. Process solvent, ethylene, optional comonomers, optional hydrogen and a single site catalyst system are injected into a first and second reactor configured in parallel to one another. A third reactor receives effluent from the first reactor, the second reactor, or a combination of the first and second reactors. Fresh monomer is feed to the third reactor for further polymerization and to give a final polyethylene product.
    Type: Grant
    Filed: April 19, 2017
    Date of Patent: May 8, 2018
    Assignee: NOVA Chemicals (International) S.A.
    Inventors: Niousha Kazemi, Stephen Brown, Lawrence VanAsseldonk, XiaoChuan Wang, Stephen Salomons, Yves Lacombe
  • Patent number: 9926441
    Abstract: The instant invention provides a polyethylene blend-composition suitable for blown films, and films made therefrom. The polyethylene blend-composition suitable for blown films according to the present invention comprises the melt blending product of: (a) from 0.5 to 4 percent by weight of a low density polyethylene having a density in the range of from 0.915 to 0.935 g/cm3, and a melt index (I2) in the range of from greater than 0.8 to less than or equal to 5 g/10 minutes, and a molecular weight distribution (Mw/Mn) in the range of from 6 to 10; (b) 90 percent or greater by weight of a linear low density polyethylene composition has a density in the range of 0.900 to 0.935 g/cm3, a molecular weight distribution (Mw/Mn) in the range of 1.5 to 4.5, a melt index (I2) in the range of 0.1 to 5 g/10 minutes, a molecular weight distribution (Mz/Mw) in the range of less than 3, vinyl unsaturation of less than 0.
    Type: Grant
    Filed: May 22, 2013
    Date of Patent: March 27, 2018
    Assignee: Dow Global Technologies LLC
    Inventors: Jian Wang, Nilesh R. Savargaonkar, Mehmet Demirors, John W. Garnett, IV
  • Patent number: 9927337
    Abstract: Embodiments of the invention include systems and methods for determining adhesive strength of a sample label. For example, the present invention relates to a novel approach for examining the resistance to peel force required to remove a pressure sensitive adhesive (PSA) label from its intended substrate. This approach is encompassed by systems and methods which rely on the creation of one or any combination of at least four test strip types traced and cut from a label adhered to its intended substrate. The test strips may be oriented in at least three ways: along the machine direction of the label's face stock, along the cross direction of the label's face stock, and along an angle diagonal to the intersection of the machine and cross directions of the label's face stock, where the angle does not equal 0°, 90°, 180°, 270°, or 360°. The test strips may be peeled in reference to the position along the label and to and from which they extend.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: March 27, 2018
    Assignee: The United States of America as Represented by the Government Publishing Office
    Inventor: Mary Kombolias
  • Patent number: 9896573
    Abstract: The present invention relates to a composition, comprising (i) a polypropylene having a melt flow index MFI(230° C., 2.16 kg) of less than 2.0 g/10 min, a flexural modulus of from 1200 to 2400 MPa, a density of from 0.895 to 0.910 g/cm3, (ii) a high-density polyethylene, and (iii) an inorganic filler.
    Type: Grant
    Filed: April 11, 2011
    Date of Patent: February 20, 2018
    Assignee: Omya International AG
    Inventors: Emil Hersche, René Burkhalter
  • Patent number: 9884929
    Abstract: An ethylene/alpha-olefin interpolymer composition suitable for pipe applications prepared via solution polymerization process, and pipes made therefrom. The ethylene/alpha-olefin interpolymer composition suitable for pipe applications according to the present invention comprises greater than 80 percent by weight of units derived from ethylene and 20 percent or less by weight of units derived from one or more alpha olefin co-monomers, wherein said ethylene/alpha-olefin interpolymer has a density in the range of from 0.925 to 0.935 g/cm3, a melt index I2 in the range of from 0.3 to 1.0 g/10 minutes, a melt flow ratio I10/I2 in the range of from 7.9 to 11, a melt strength in the range of from 3 to 10 cN, a DSC heat curve having a melting peak temperature in the range of from 120 to 130° C., a crystallinity in the range of from 50 to 70 percent, a 1% flexural modulus in the range from 350 to 600 MPa, and a zero shear viscosity ratio (ZSVR) in the range of from 2 to 10.
    Type: Grant
    Filed: April 29, 2014
    Date of Patent: February 6, 2018
    Assignee: Dow Global Technologies LLC
    Inventors: Jian Wang, Mehmet Demirors, Amaia Bastero
  • Patent number: 9873783
    Abstract: The present disclosure relates to an ethylene polymer composition having an eta (0.01) equal to or higher than 35,000 Pa·s, comprising: A) 25-75% by weight of an ethylene polymer selected from ethylene homopolymers, copolymers of ethylene with 10% or less of one or more olefin comonomers, and mixtures of the homopolymers and copolymers; B) 25-75% by weight of a copolymer of ethylene and propylene comprising 45-70% by weight of ethylene; wherein eta (0.01) is the complex shear viscosity at an angular frequency of 0.01 rad/s, measured with dynamic oscillatory shear in a plate-plate rotational rheometer at a temperature of 200° C., and the amounts of A) and B) refer to the total weight of A)+B).
    Type: Grant
    Filed: June 17, 2015
    Date of Patent: January 23, 2018
    Assignee: Basell Polyolefine GmbH
    Inventors: Claudio Cavalieri, Michele Grazzi, Roberto Pantaleoni
  • Patent number: 9845416
    Abstract: A thermally or photo curable adhesive composition containing a bisphenol F epoxy resin and a bisphenol A epoxy resin in a ratio between 2 and 10. The composition further contains at least one epoxy acrylate component and a rubber modified bisphenol. The adhesive composition is applicable by a melt or liquid coating technique and undergoes curing upon exposure to heat or radiation, showing improved viscoelastic properties and suitable to provide a cured product having superior durability.
    Type: Grant
    Filed: October 14, 2016
    Date of Patent: December 19, 2017
    Assignee: SAES GETTERS S.P.A.
    Inventors: Paolo Vacca, Marco Mudu, Jiabril Gigli
  • Patent number: 9828451
    Abstract: A crosslinked metallocene-catalyzed polyethylene copolymer having a higher molecular weight (HMW) component and lower molecular weight (LMW) component wherein the HMW component is present in an amount of from about 10 wt. % to about 30 wt. % and wherein the LMW component is present in an amount of from about 70 wt. % to about 90 wt. %.
    Type: Grant
    Filed: October 24, 2014
    Date of Patent: November 28, 2017
    Assignee: Chevron Phillips Chemical Company LP
    Inventors: Vivek Rohatgi, Yongwoo Inn, Ashish M. Sukhadia, Qing Yang, Paul J. DesLauriers
  • Patent number: 9828495
    Abstract: Embodiments of a polyethylene polymer blend having a melt index (I2)<2 g/10 min are provided, wherein the polyethylene polymer blend comprises at least about 50% by wt. of at least one high density polyethylene resin (HDPE) having a density ?0.950 g/cm3, a melt index (I2)<4 g/10 min; a melt flow ratio (I10/I2)?9, and a molecular weight distribution (MWD) of about 2 to about 5; and further comprises about 1% to about 20% by wt. of at least one low density polyethylene resin (LDPE) having a density ?0.930 g/cm3, a melt index (I2) of about 0.1 to about 10 g/min, and an MWD>3.
    Type: Grant
    Filed: December 19, 2014
    Date of Patent: November 28, 2017
    Assignee: Dow Global Technologies LLC
    Inventors: Mehmet Demirors, Mustafa Bilgen, Yijian Lin
  • Patent number: 9822191
    Abstract: A technique of improving the hydrogenation reaction of diene-based polymers, present in aqueous suspension, by in-situ synthesizing the catalyst in the presence of a specific aliphatic alcohol is disclosed. The process allows the selective hydrogenation of the carbon-carbon double bonds in the diene-based polymers with a high degree of hydrogenation and short reactions times. The improved process eliminates the complicated catalyst synthesis operations so far necessary.
    Type: Grant
    Filed: June 21, 2013
    Date of Patent: November 21, 2017
    Assignee: UNIVERSITY OF WATERLOO
    Inventors: Garry L. Rempel, Qinmin Pan, Yin Liu
  • Patent number: 9745395
    Abstract: A propylene-based impact copolymer (ICP) and composition including the ICP, the ICP comprising a polypropylene homopolymer and within the range of from 10 wt % to 45 wt % of propylene copolymer based on the weight of the ICP, wherein the copolymer comprises from 20 wt % to 44 wt % ethylene, 1-butene, 1-hexene and/or 1-octene derived units and from 80 to 60 wt % propylene-derived units based on the weight of the propylene copolymer, the propylene-based impact copolymer having a Melt Flow Rate (230° C./2.16 kg) within the range of from 10 g/10 mm to 50 g/10 mm and an Elongation at Break of greater than 70%.
    Type: Grant
    Filed: March 4, 2016
    Date of Patent: August 29, 2017
    Assignee: ExxonMobil Chemical Patents Inc.
    Inventors: Prasadarao Meka, Chon-Yie Lin, Todd S. Edwards, Christopher G. Bauch
  • Patent number: 9745455
    Abstract: A multi-layer biaxially oriented polypropylene (BOPP) film with a novel formulation which exhibits matte appearance is disclosed. This improved formulation comprises a blend of high density polyethylene (HDPE), medium density polyethylene (MDPE), low density polyethylene (LDPE) or linear low density polyethylene (LLDPE) with polypropylene (PP) used in the core layer to achieve a matte appearance low gloss PP-based film that still exhibits typical properties of BOPP films with significantly lower haze than conventional matte films. The multi-layer BOPP film has additional layers such as a second polyolefin resin-containing layer, a metal layer, or combinations thereof.
    Type: Grant
    Filed: July 31, 2013
    Date of Patent: August 29, 2017
    Assignee: TORAY PLASTICS (AMERICA), INC.
    Inventors: Claudio M. Paulino, Keunsuk P. Chang, Christopher D. Roy
  • Patent number: 9745462
    Abstract: Certain embodiments described herein are directed to polymer compositions including a base material, a secondary material and an antioxidant. The composition also includes crystalline regions and amorphous regions with the crystalline regions comprising at least 62% by volume of the composition. In some embodiments, the base material is an ultra high molecular weight polyethylene material and the secondary material is a polyethylene material that is different than the base material.
    Type: Grant
    Filed: November 19, 2009
    Date of Patent: August 29, 2017
    Assignee: Zimmer GmbH
    Inventors: Ming C. Shen, Werner Schneider
  • Patent number: 9732171
    Abstract: Provided is an olefin-based polymer with excellent processability. The olefin-based polymer according to the present invention has a high molecular weight and a broad molecular weight distribution to show excellent processability and improved transparency, thereby being used in desired applications.
    Type: Grant
    Filed: September 11, 2014
    Date of Patent: August 15, 2017
    Assignee: LG CHEM, LTD.
    Inventors: Yu Taek Sung, Heon Yong Kwon, Ki Soo Lee, Dae Sik Hong, Dong Hoon Jeong, Eun Young Shin
  • Patent number: 9725535
    Abstract: Novel catalyst compositions comprising three or more transition metals are effective in increasing catalyst efficiency, reducing polydispersity, and increasing uniformity in molecular weight distribution when used in olefin, and particularly, linear low density polyethylene (LLDPE), polymerizations. The resulting polymers may be used to form differentiated products including, for example, films that may exhibit improved optical and mechanical properties.
    Type: Grant
    Filed: December 28, 2015
    Date of Patent: August 8, 2017
    Assignee: Dow Global Technologies LLC
    Inventors: Sylvie Desjardins, Mehmet Demirors, Ellen Donkers, Philip P. Fontaine, Cristina Serrat
  • Patent number: 9718908
    Abstract: Multi-stage polymerization processes that produce polymers having controlled compositions and molecular weight with improved catalyst productivity are disclosed. An example method for producing a multi-modal polyolefin comprises polymerizing the multi-modal polyolefin in the presence of a metallocene catalyst system in at least a slurry-phase polymerization stage and a gas-phase polymerization stage arranged in series in any order, wherein the multi-modal olefin comprises: (i) a first polyolefin fraction having a density of less than about 940 kg/m3, and (ii) a second polyolefin fraction having a density of less than about 930 kg/m3.
    Type: Grant
    Filed: February 21, 2014
    Date of Patent: August 1, 2017
    Assignee: Univation Technologies, LLC
    Inventor: Richard B. Pannell
  • Patent number: 9708481
    Abstract: Blow molded article comprising a propylene copolymer composition, the propylene copolymer composition comprises (a) a propylene copolymer (A) having a comonomer content of 0.1 to 2.5 mol-%, the comonomers are C5 to C12 ?-olefins, and (b) a propylene copolymer (B) having a comonomer content of 1.0 to 7.0 mol-%, the comonomers are C5 to C12 ?-olefins, wherein further (i) the comonomer content in the propylene copolymer (A) is lower compared to the comonomer content in the propylene copolymer (B), (ii) the propylene copolymer composition has a comonomer content of 0.4 to 5.0 mol-%, the comonomers are C5 to C12 ?-olefins.
    Type: Grant
    Filed: October 23, 2014
    Date of Patent: July 18, 2017
    Assignee: Borealis AG
    Inventors: Jingbo Wang, Katja Klimke, Petar Doshev, Pauli Leskinen
  • Patent number: 9701826
    Abstract: The present invention relates to a polyolefin composition comprising (a) a heterophasic propylene copolymer, wherein the xylene cold soluble fraction of the heterophasic propylene copolymer has an intrinsic viscosity of lower than 2.0 dl/g, (b) a high density polyethylene having a density of at least 940 kg/m3, (c) a linear low density polyethylene, and (d) an inorganic filler, wherein the polyolefin composition has a MFR2 (230° C.) of at least 20 g/10 min.
    Type: Grant
    Filed: August 22, 2012
    Date of Patent: July 11, 2017
    Assignee: Borealis AG
    Inventors: Christelle Grein, Cornelia Tranninger, Georg Grestenberger, Michael Tranninger
  • Patent number: 9701772
    Abstract: A process for the preparation of a propylene copolymer, preferably a heterophasic propylene copolymer, in a multistage polymerisation process in the presence of a single site catalyst, said process comprising: (I) in a slurry polymerisation step, polymerising propylene and optionally at least one C2-10 alpha olefin comonomer; and subsequently (II) in a gas polymerisation step polymerising propylene and optionally at least one C2-10 alpha olefin comonomer, in the presence of catalyst and polymer from step (I); (III) in a second gas polymerisation step, polymerising propylene and at least one C2-10 alpha olefin comonomer in the presence of the catalyst and polymer from step (II); wherein said catalyst comprises (i) a metallocene complex of a group (IV) metal, said metallocene comprising at least two cyclopentadienyl type ligands; (ii) a boron based cocatalyst; and (iii) an aluminoxane cocatalyst; said catalyst being in solid form, preferably in solid particulate form, and being free from an external carrier.
    Type: Grant
    Filed: July 22, 2014
    Date of Patent: July 11, 2017
    Assignee: BOREALIS AG
    Inventors: Luigi Resconi, Wilfried Töltsch, Wang Jingbo
  • Patent number: 9657204
    Abstract: Disclosed herein are compositions comprising a first copolymer derived from monomers comprising a (meth)acrylate monomer, an acid monomer, and optionally at least one additional monomer selected from the group consisting of styrene, a-methyl-styrene, vinyl toluene, and mixtures thereof, wherein the first copolymer is derived in the absence of a molecular weight regulator and wherein the first copolymer has a weight average molecular weight of less than 10,000 Daltons, and methods of making the same. The compositions and methods disclosed can be used, for instance, in pressure-sensitive adhesive applications.
    Type: Grant
    Filed: May 29, 2013
    Date of Patent: May 23, 2017
    Assignee: BASF SE
    Inventors: Matthias Gerst, Michael Gross, Rafael Galvan