Solid Polymer Derived From Acyclic Hydrocarbon Patents (Class 524/528)
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Publication number: 20130220667Abstract: The present invention relates to the development of a polyolefin-based composition for manufacturing halogen-free, flame retardant, low smoke emission, thermoplastic insulations showing good electrical properties in water for use in electrical conductor cables. The composition applied as insulation, besides granting the above mentioned features, also shows good characteristics during the extrusion process, so that it can be processed at high speed in the equipment used for its application. The composition of the present invention comprises a mixture of at least two polyolefin-based polymer resins, a first soft and flexible resin and a second and heat-resistance provider resin; at least one compatibilizing and coupling agent; at least one flame retardant; at least one antioxidant; at least one lubricant and optionally at least one nanometric clay for enhancing fire resistance properties.Type: ApplicationFiled: August 8, 2012Publication date: August 29, 2013Inventors: Miguel Angel Millan Perez, Luis Vazquez Estrada, Octavio Parra Tabla, Alfonso Perez Sanchez
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Publication number: 20130225751Abstract: A low z-average molecular weight, high softening point polystyrene resin having a narrow molecular weight distribution, as well as methods of making and using the same, are provided. The use of an inert solvent and/or the order of addition of reactants during polymerization may contribute to the unique properties of the final homopolymeric resin. The polystyrene resin can be partially or fully hydrogenated and may have particular use as a tackifying agent in a variety of hot melt adhesive and rubber compositions.Type: ApplicationFiled: January 14, 2013Publication date: August 29, 2013Applicant: Eastman Chemical CompanyInventor: Eastman Chemical Company
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Publication number: 20130225752Abstract: The present invention is related to adhesive compositions and their applications. In particular, the adhesive compositions described herein comprise a two or more propylene-based copolymers with varying comonomer content.Type: ApplicationFiled: October 12, 2011Publication date: August 29, 2013Applicant: Exxon Mobil Chemical Patents Inc.Inventors: Mun Fu Tse, Cynthia A. Mitchell, Sudhin Datta
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Patent number: 8519044Abstract: The present invention concerns a glass fiber reinforced polypropylene composition as well as articles formed from this composition, wherein the composition, comprises a) More than 15-wt % glass fibers, and b) a specific heterophasic polypropylene composition with an at least bimodal disperse phase.Type: GrantFiled: June 5, 2012Date of Patent: August 27, 2013Assignee: Borealis Technology OyInventors: Wolfgang Stockreiter, Renate Schninger, Jochen Kastl
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Publication number: 20130209715Abstract: A molded part that is formed from a thermoplastic composition that contains a polylactic acid, propylene/?-olefin copolymer, and a polyolefin compatibilizer is provided. The propylene/?-olefin copolymer can be dispersed as discrete physical domains within a continuous matrix of the polylactic acid. Without intending to be limited by theory, it is believed that the discrete domains can help resist the expansion of the composition during a molding operation, which minimizes the degree of expansion experienced by the composition during molding in comparison to conventional polylactic acid compositions.Type: ApplicationFiled: February 10, 2012Publication date: August 15, 2013Applicant: KIMBERLY-CLARK WORLDWIDE, INC.Inventors: James H. Wang, Gregory J. Wideman
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Publication number: 20130210990Abstract: The instant invention is a sealant composition, method of producing the same, articles made therefrom, and method for forming such articles. The sealant composition according to the present invention comprises: (a) from 70 to 99.5 percent by weight of an ethylene/?-olefin interpolymer composition, based on the total weight of the sealant composition, wherein said ethylene/?-olefin interpolymer composition comprises an ethylene/?-olefin interpolymer, wherein ethylene/?-olefin interpolymer has a Comonomer Distribution Constant (CDC) in the range of from 15 to 250, and a density in the range of from 0.875 to 0.963 g/cm3, a melt index (I2) in a range of from 0.2 to 20 g/10 minutes, and long chain branching frequency in the range of from 0.02 to 3 long chain branches (LCB) per 1000C; (b) from 0.Type: ApplicationFiled: October 26, 2011Publication date: August 15, 2013Applicant: DOW GLOBAL TECHNOLOGIES LLCInventors: Mehmet Demirors, Rongjuan Cong, Cristina Serrat, Gagan Saini, Michael Rutkowske
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Publication number: 20130203931Abstract: Propylene copolymer composition (P) comprising (a) a propylene copolymer (A) having a comonomer content of at least 1.0 wt.-%, the comomers are C5 to C12 a-olefins, and (b) a propylene copolymer (B) having a comonomer content of 4.0 to 20.0 wt.-%, the comomers are C5 to C12 a-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 (P) has a comonomer content of 2.0 to 10.0 wt.-%, the comomers are C5 to C12 a-olefins, (iii) the weight ratio of the propylene copolymer (A) to the propylene copolymer (B) is the range of 30/70 to 80/20.Type: ApplicationFiled: April 18, 2011Publication date: August 8, 2013Applicant: BOREALIS AGInventors: Juha Paavilainen, Petar Doshev, Kristin Reichelt
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Publication number: 20130203900Abstract: The invention provides adhesives comprising at least one polymer component which contains at least 65 weight percent propylene, at least one nucleator and at least one functionalized wax. The inventive adhesives have increased heat resistance and decreased set-time, making them particularly well suited for assembly and packaging applications.Type: ApplicationFiled: March 15, 2013Publication date: August 8, 2013Applicants: HENKEL CORPORATION, HENKEL AG & CO. KGAAInventors: HENKEL AG & CO. KGAA, HENKEL CORPORATION
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Publication number: 20130202902Abstract: The invention provides stretch film laminant adhesives, methods of using the adhesives to bond substrates together, and to articles of manufacture comprising the adhesives. It has been discovered that a stretch film lamination adhesive, which comprises a metallocene catalyzed polyolefin copolymer with a density greater or equal to 0.870 g/cm3 and a peak melting point greater than 100° C., a plasticizer having a number average molecular weight greater than 1,000 g/mol, and a tackifier with a softening point greater than 110° C., has high creep resistance and low plasticizer migration and bleed-through making them particularly well suited for disposable personal care garments.Type: ApplicationFiled: March 15, 2013Publication date: August 8, 2013Applicant: HENKEL CORPORATIONInventor: HENKEL CORPORATION
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Publication number: 20130197153Abstract: The present invention relates to a heterophasic polypropylene resin comprising a crystalline propylene homopolymer matrix (A) and an amorphous propylene copolymer phase (B) dispersed within the matrix having excellent mechanical properties, in particular at low temperatures, and at the same time high flowability. Further, the invention relates to a production process of the heterophasic polypropylene resin, the use of such a resin in a polypropylene composition and to articles made of the heterophasic polypropylene resin.Type: ApplicationFiled: August 10, 2011Publication date: August 1, 2013Applicant: Borealis Technology AGInventors: Saeid Kheirandish, Petar Doshev, Claudia Kniesel
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Patent number: 8486505Abstract: A release liner formed of a polypropylene resin sheet that can be highly recyclable and that can provide an excellent performance in a wide range of operating temperature is provided. A release-lined pressure-sensitive adhesive (PSA) sheet constituted with the release liner is also provided. A release-lined PSA sheet 1 according to the present invention comprises a PSA sheet 20 having a support 22 and a PSA layer 24; and a release liner 10 placed on the PSA layer 24. The release liner 10 has a layered configuration formed of a layer A 12 formed of a polypropylene resin composition containing a nucleating agent; and a layer B 14 formed of a polypropylene resin composition containing no nucleating agent; wherein the two layers stacked to form the thickness of the liner.Type: GrantFiled: March 6, 2008Date of Patent: July 16, 2013Assignee: Nitto Denko CorporationInventors: Hiroichi Ukei, Yoshio Nakagawa, Osamu Degawa
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Publication number: 20130178573Abstract: Propylene copolymer composition (P) comprising (a) at least 2.5 wt.-% of units derivable from C5 to C12 ?-olefins, (b) at least 20.0 wt-%. of a crystalline fraction having a lamella thickness of more than 5.70 nm, and (c) at least 10.0 wt-%. of a crystalline fraction having a lamella thickness of below than 3.0 nm, said crystalline fractions are determined by the stepwise isothermal segregation technique (SIST).Type: ApplicationFiled: April 18, 2011Publication date: July 11, 2013Applicant: BOREALIS AGInventors: Juha Paavilainen, Petar Doshev, Kristin Reichelt, Pauli Leskinen, Hannu Miettinen
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Publication number: 20130175068Abstract: The disclosure provides a process for producing a material with improved break-down strength. The process includes heating a polymeric composition composed of a low density polyethylene (LDPE) and a minority amount of a high density polyethylene (HDPE). The polymeric composition is heated to at least the melting temperature of the HDPE. The process includes control-cooling the heated polymeric composition at a cooling rate from 0.1° C./min to 20° C./min, and forming a polymeric composition. The control-cooled polymeric composition has a unique morphology which improves breakdown strength. Also provided is a coated conductor with an insulating layer composed of the polymeric composition with the unique morphology. The insulating layer exhibits improved breakdown strength.Type: ApplicationFiled: September 23, 2011Publication date: July 11, 2013Applicants: DOW CHEMICAL COMPANY LTD, GNOSYS UK LTD, GNOSYS GLOBAL LTD, UNIVERSITY OF SOUTHAMPTONInventors: Simon Sutton, Theo E. Geussens, Alun Vaughan, Gary Stevens
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Patent number: 8475621Abstract: Hot melt adhesive compositions which have enhanced adhesion to difficult substrates, particularly at refrigerator/freezer temperatures or at elevated temperatures. The inventive compositions require a base polymer comprising at least one metallocene ethylene-containing polymer or at least one non-metallocene, amorphous, propylene containing polymer; a tackifier; an optional wax; and an adhesion promoting additive comprising at least one semi-crystalline polymer having a weight average molecular weight of about 30,000 daltons or less. It has been found that the adhesion promoting additive of this invention enhances the adhesion properties of a hot melt adhesive composition having a metallocene ethylene-containing base polymer or non-metallocene, amorphous, propylene containing base polymer, particularly at elevated temperatures or at low refrigerator and freezer temperatures where other conventional adhesives have been unsuccessful.Type: GrantFiled: April 24, 2007Date of Patent: July 2, 2013Assignee: Honeywell International Inc.Inventors: Natalie A. Merrill, Thomas Quinn, Michael Jablon
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Patent number: 8476360Abstract: This invention relates to a film or sheet and a process to make a film or sheet having a thickness of 0.5 to 35 mils comprising a blend composition comprising: a) 4 to 50 wt % of one or more polypropylene-based TPO(s); and b) 30 to 80 wt % of one or more ethylene plastomer(s); and c) 0.5 to 35 wt % of one or more non-functionalized plasticizer(s) having a kinematic viscosity at 100° C. of 4 to 300 cSt, a pour point of ?20° C. or less, and a flash point of 200° C. or more; and d) 0 to 69.5 wt % of one or more filler(s); and wherein the blend composition is calendered into a film or sheet.Type: GrantFiled: March 11, 2010Date of Patent: July 2, 2013Assignee: ExxonMobil Chemical Patents Inc.Inventors: Mun F. Tse, Bryan R. Chapman, David B. Dunaway, Bruce R. Lundmark, Bruce A. Harrington
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Publication number: 20130164552Abstract: A composition of matter suitable for use in extrusion coating applications is disclosed. The composition comprises a blend of particular LLDPE with particular LDPE. The LLDPE has the following characteristics: a density in the range of from 0.89 g/cc to 0.97 g/cc; an MWD less than 2.8; a melt index (I2) in the range of 4.0 to 25 g/10 min; a Comonomer Distribution Constant in the range of from greater than from 45 to 400; and a vinyl unsaturation of less than 0.12 vinyls per one thousand carbon atoms present in the backbone of the ethylene-based polymer composition. The LDPE has a melt index (I2) in the range of 0.1 to 15 g/10 min, and has a melt strength which satisfies the inequality: Log Melt strength (cN)>1.14?0.6×Log I2 (g/10 min, 190° C.Type: ApplicationFiled: December 27, 2011Publication date: June 27, 2013Applicant: Dow Global Technologies LLCInventor: Jian Wang
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Publication number: 20130165574Abstract: The process for producing the coating composition according to the instant invention comprises the steps of: (1) providing an ethylene based copolymer composition; (2) providing a propylene polymer composition; (3) providing a chlorinated olefin polymer composition; (4) optionally providing a filler; (5) optionally providing an adhesion promoting agent; and (6) melt blending said ethylene based copolymer composition, said propylene polymer composition, said chlorinated olefin polymer composition, said optional filler and said optional adhesion promoting agent. The articles according to the instant invention comprise optionally a substrate; and a coating. The method for making the inventive articles comprises the steps of (1) providing a substrate; (2) providing a coating composition; and (3) coating said coating composition into onto at least one surface of said substrate.Type: ApplicationFiled: February 21, 2013Publication date: June 27, 2013Applicant: Dow Global Technologies LLCInventor: Dow Global Technologies LLC
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Publication number: 20130165008Abstract: The present invention is directed to fibers, nonwoven fabrics, and nonwoven laminates comprising a blend of at least one impact copolymer and at least one propylene-based elastomer. The blends comprise from about 45 to about 85 wt % of an impact copolymer, where the impact copolymer comprises a blend of a propylene homopolymer and a copolymer comprising from about 20 to about 80 wt % propylene-derived units and from about 20 to about 80 wt % ethylene-derived units. The blends further comprise from about 15 to about 55 wt % of a propylene-based elastomer, where the propylene-based elastomer comprises from about 5 to about 25 wt % units derived from one or more C2 or C4-C12 alpha-olefins and has a triad tacticity greater than about 90% and a heat of fusion less than about 75 J/g.Type: ApplicationFiled: December 22, 2011Publication date: June 27, 2013Inventors: Vincent B. Gallez, William M. Ferry
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Publication number: 20130157051Abstract: A composition can be provided with superior adhesiveness toward adherends, for example, made of plastic (in particular, polypropylene, and the like). The composition includes the following (A) and (B).Type: ApplicationFiled: June 10, 2011Publication date: June 20, 2013Applicant: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Masashi Nagano, Mutsuko Higo
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Publication number: 20130149478Abstract: Provided herein is a powder comprising at least one of: (a) a propylene-based elastomer comprising, based on the total weight of said propylene-based elastomer, (i) at least about 60 wt % of propylene-derived units, (ii) about 5 wt % to about 35 wt % of units derived from at least one of ethylene and a C4-C10 alpha-olefin, and said propylene-based elastomer having a heat of fusion, as determined by DSC, of about 75 J/g or less; and (b) a polyolefin-based elastomer having a Shore A hardness, as determined by ISO 868, of less than 95; wherein the powder has an average particle size of from about 30 ?m to about 850 ?m. The powder is useful for rotational molding and for making articles having unique combination of elasticity, flexibility, and toughness.Type: ApplicationFiled: November 16, 2012Publication date: June 13, 2013Applicant: ExxonMobil Chemical Patents Inc.Inventor: ExxonMobil Chemical Patents Inc.
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Patent number: 8461261Abstract: Provided is a resin composition containing a resin component prepared by blending a graft copolymer with an engineering plastic, wherein the above graft copolymer is a graft copolymer satisfying (a) to (e) shown below: (a) a graft rate is 1 to 150% by mass, (b) a weight average molecular weight measured by GPC is 500 to 400000, (c) a molecular weight distribution (Mw/Mn) is 1.5 to 4, (d) a main chain is a polymerization chain containing 1 to 100% by mass of a monomer unit having a functional group interacting with the engineering plastic and (e) a side chain is a homopolymerization chain of a single kind selected from ?-olefins having 3 to 28 carbon atoms or a copolymerization chain of two or more kinds selected therefrom or a copolymerization chain comprising an ?-olefin unit having 3 to 28 carbon atoms and an ethylene unit which accounts for 50% by mass or less, and a mesopentad ratio [mmmm] of the polymerization chain is 30 to 80 mole %.Type: GrantFiled: January 14, 2009Date of Patent: June 11, 2013Assignee: Idemitsu Kosan Co., Ltd.Inventors: Manabu Nomura, Susumu Kanno, Ryo Aburatani, Shuji Machida
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Patent number: 8461271Abstract: Provided is a production process for a graft copolymer or a thermoplastic resin composition containing the above graft copolymer, which comprises graft-polymerizing 100 parts by mass of a combination of 20 to 100% by mass of a reactive polyolefin and 0 to 80% by mass of a polyolefin other than the reactive polyolefin with 0.2 to 300 parts by mass of at least one specific monomer under the presence of a radical initiator and which is useful as a sealant, a modifier for polyolefins, a surface treating agent, a primer treating agent, a coating agent component and the like.Type: GrantFiled: November 30, 2007Date of Patent: June 11, 2013Assignee: Idemitsu Kosan Co., Ltd.Inventors: Shuji Machida, Ryo Aburatani, Takenori Fujimura, Harumi Nakashima
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Publication number: 20130137809Abstract: A thermoplastic elastomer composition, and more particularly, a thermoplastic elastomer composition for use in manufacturing a joint connecting a glass run and an inner-belt. The thermoplastic elastomer composition includes an ethylene propylene diene monomer (EPDM), polybutene (PB), polypropylene (PP), paraffin oil, a peroxide cross-linking agent, and an antioxidant.Type: ApplicationFiled: February 14, 2012Publication date: May 30, 2013Applicants: HYUNDAI MOTOR COMPANY, HWASEUNG MATERIAL CO., LTD., KIA MOTORS CORPORATIONInventors: Joon Chul Park, Min-Jae Yoon, Mu-Jung Lee, Kyoung-Min Hong, Jae-Wook Jeon
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Publication number: 20130131256Abstract: Disclosed are rheology modifiers comprising compositionally disperse polymeric compositions and/or crystallinity disperse polymeric compositions that may be useful in modifying the rheological properties of lubrication fluids, and methods for making such compositions. The compositionally disperse polymeric composition are formed from at least two discrete compositions of ethylene copolymers. The crystallinity disperse polymeric composition are formed from ethylene copolymers having at least two discrete values of residual crystallinity.Type: ApplicationFiled: January 18, 2013Publication date: May 23, 2013Applicant: ExxonMobil Chemical Patents Inc.Inventors: Sudhin Datta, Jo Ann M. Canich, Liehpao O. Farng, Rainer Kolb, Vera Minak-Bernero, Eric B. Sirota, Thomas T. Sun, Mun-Fu Tse, Manika Varma-Nair
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Publication number: 20130129928Abstract: Provided is a resin composition for paper-coating comprising aliphatic polycarbonate having an average molecular weight of 30,000 to 300,000 obtained by reaction of one or at least two different kinds of epoxide compounds selected from a group consisting of (C2-C10)alkylene oxide substituted or unsubstituted with carbon dioxide, halogen, or alkoxy; (C4-C20)cycloalkylene oxide substituted or unsubstituted with halogen or alkoxy; and (C8-C20)styrene oxide substituted or unsubstituted with halogen, alkoxy, alkyl or aryl, wherein it contains 0 to 40 weight % of polyolefin-based resin such as polyethylene or polypropylene, based on the total amount of the composition. In addition, the present invention relates to a paper coating method of extrusion-coating the resin composition for paper-coating on paper at 130 to 250° C. to manufacture a coated paper.Type: ApplicationFiled: November 21, 2012Publication date: May 23, 2013Applicants: SK GLOBAL CHEMICAL CO., LTD., SK INNOVATION CO., LTD.Inventors: SK INNOVATION CO., LTD., SK GLOBAL CHEMICAL CO., LTD.
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Publication number: 20130123414Abstract: A composition comprising a low density polyethylene (LDPE) and a metallocene-catalyzed linear low density polyethylene (mLLDPE) wherein the composition when extruded as a molten resin displays a neck-in value that is about equal to or increased by less than about 10% of the neck-in value observed when using the LDPE alone. A method comprising blending a LDPE and a mLLDPE of this disclosure to form a polymer blend having a miscibility factor of 1; extruding the polymer blend onto a substrate wherein the extruded polymer blend has a neck-in that is about equal to or increased by less than about 10% of the neck-in value observed when using the LDPE alone and wherein an amount of trim waste produced is equal to or about 10% less trim waste than the amount of trim waste produced when utilizing an extrusion coating using LDPE alone.Type: ApplicationFiled: October 30, 2012Publication date: May 16, 2013Applicant: Chevron Phillips Chemical Company LPInventor: Chevron Phillips Chemical Company LP
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Publication number: 20130098494Abstract: A rubber composition for a water hose includes the following components (A) and (B), wherein the component (B) has a melt flow rate (MFR) of 1.0 g/10 min at a temperature of 190° C. and a load of 2.16 kg and the component (B) has a density of 0.870 to 0.908 g/cm3: (A) an ethylene-propylene rubber, and (B) an ethylene-octene resin.Type: ApplicationFiled: December 14, 2012Publication date: April 25, 2013Applicant: TOKAI RUBBER INDUSTRIES, LTD.Inventor: Tokai Rubber Industries, LTD.
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Patent number: 8426510Abstract: Compositions that are intimate blends of ultrahigh molecular weight polyethylene and high-density polyethylene (HDPE), and which are melt spinnable. The compositions include certain quasi-spherical particles. Also disclosed is a method of melt spinning from such compositions and the multi-filament fibers produced thereby. The fibers of the invention are useful in a variety of applications.Type: GrantFiled: September 2, 2011Date of Patent: April 23, 2013Assignee: Honeywell International Inc.Inventors: Thomas Yiu-Tai Tam, Norman Aminuddin, John A. Young
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Publication number: 20130096247Abstract: Provided is a polyolefin-based resin composition capable of obtaining a molded product having a high modulus of elongation and a low coefficient of linear expansion. The polyolefin-based resin composition includes a polyolefin-based resin containing either one or both of an acid-modified polyolefin-based resin and a polyolefin-based resin with a hydroxyl group, and flaked graphite. The flaked graphite is uniformly dispersed in the polyolefin-based resin. As a result, a molded product formed by using the polyolefin-based resin composition has excellent mechanical strength such as a high modulus of elongation, a low coefficient of linear expansion, and high dimensional stability, and can be used for various applications such as a material that is suitable for use as the exterior panels of automobiles or a steel sheet replacement material.Type: ApplicationFiled: June 16, 2011Publication date: April 18, 2013Applicant: SEKISUI CHEMICAL CO., LTD.Inventors: Katsunori Takahashi, Daisuke Mukohata, Mitsuru Naruta, Kouji Taniguchi, Naoyuki Nagatani, Shouji Nozato
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Publication number: 20130079430Abstract: The present invention relates to a resin composition for a polyolefin resin foam, including: a polyolefin (A) having a melt flow rate (MFR) at a temperature of 230° C. of 0.2 to 0.7 g/10 min and a melt tension at break measured at a temperature of 190° C. of 30 cN or more; and a polyolefin (B) having a melt flow rate (MFR) at a temperature of 230° C. of 1.5 to 10 g/10 min and a melt tension at break measured at a temperature of 190° C. of 10 cN or more, in which the polyolefin (B) is contained in an amount of from 15 to 75 parts by weight based on 100 parts by weight of the polyolefin (A).Type: ApplicationFiled: July 27, 2012Publication date: March 28, 2013Applicant: NITTO DENKO CORPORATIONInventors: Naomi JINTOKU, Itsuhiro HATANAKA, Tetsurou KOBAYASHI
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Publication number: 20130072623Abstract: The present invention relates to a thermoplastic polyolefin elastomer composition in powder form comprising (i) an olefin block copolymer or (ii) a substantially linear ethylene polymer and/or a linear ethylene polymer and propylene polymer blend. Said composition demonstrates good pulverizing and flow characteristics at ambient temperature. In another aspect, this invention relates to a process for preparing said thermoplastic polyolefin elastomer powder and applications for using said powder. In a further aspect, this invention relates to paper transfer molding said thermoplastic polyolefin elastomer composition into artificial leather, particularly for skins for automotive interior applications such as instrument panels.Type: ApplicationFiled: September 10, 2010Publication date: March 21, 2013Applicant: DOW GLOBAL TECHNOLOGIES LLCInventor: Franciscus J.T. Krabbenborg
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Publication number: 20130065035Abstract: A polymer composition and articles made therefrom are provided. The composition includes: (a) Component A having (i) at least 50 wt % ethylene moieties; and (ii) up to 50 wt % of a C3 to C20 comonomer moieties, a density of about 0.860 to about 0.965 g/cm3, a melt index of about 0.1 to about 10.0 g/10 min and a branching index of about 0.96 to about 1.0; and (b) Component B having: (i) at least 65 wt % ethylene moieties; and (ii) up to 35 wt % of a C3 to C20 comonomer moieties, the wt % s based upon total the total weight of Component B, a density of about 0.905 to about 0.945 g/cm3, a melt index (MI) of about 0.1 to about 10.0 g/10 min, and a branching index (g?) of about 0.7 to about 0.95. Films made using the polymer composition exhibit excellent toughness and processability.Type: ApplicationFiled: March 9, 2010Publication date: March 14, 2013Inventors: Achiel J. Van Loon, Zhi Y. Shen
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Publication number: 20130065006Abstract: Tube made of flexible manufactured material and a procedure for its manufacture, where all or part of the tube is manufactured by the injection moulding of a formulation of plastic materials, which comprises at least one base Random-type polypropylene with an E modulus of between 300 and 1400 MPa, at least another Random-type polypropylene, with a melt flow of between 8 and 75 MFI 230/2.16, at least one copolymer with a modulus of between 10 and 500 MPa, at least one nucleating agent and/or at least one thermal stabiliser. The resulting tube fulfils diverse requirements for flexibility, permeability, welding capacity, mechanical resistance to low temperatures, etc.Type: ApplicationFiled: May 6, 2011Publication date: March 14, 2013Applicant: CTL-TH PACKAGING, S.L. UNIPERSONALInventors: Javier Fernandez De Mendiola Quintana, Juan Ignacio Valpuesta Landa, Patxi Joseba Iriondo Cendoya
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Patent number: 8394478Abstract: A release liner formed of a highly recyclable polypropylene-based resin sheet and capable of assuring excellent operability over a wide range of environmental temperature is provided. A pressure-sensitive adhesive (PSA) sheet with release liner is also provided. A PSA sheet with release liner according to the present invention comprises a PSA sheet including a support and a PSA layer; and a release liner formed of a polypropylene-based resin sheet which is obtained by molding into a sheet a polypropylene-based resin composition containing a nucleating agent. The PSA sheet with release liner provides excellent operability even in a high temperature environment of, for example, about 35° C. The PSA sheet with release liner is preferably applicable in an attachment operation wherein the PSA sheet is attached to an adherend while the liner is released from the PSA sheet.Type: GrantFiled: September 20, 2007Date of Patent: March 12, 2013Assignee: Nitto Denko CorporationInventors: Hiroichi Ukei, Yoshio Nakagawa, Osamu Degawa
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Publication number: 20130059164Abstract: The instant invention is an adhesion promoter system, and method of producing the same. The adhesion promoter system comprises an aqueous dispersion comprising the melt kneading product of: (a) at least 60 percent by weight of a base polymer, based on the total weight of the solid content, wherein said base polymer comprises a propylene/ethylene copolymer composition, wherein said propylene/ethylene copolymer has a crystallinity in the range of from 1 percent by weight to 30 percent by weight, a heat of fusion in the range of from 2 Joules/gram to 50 Joules/gram), and a DSC melting point in the range of 25° C. to 110° C.; (b) from 0.Type: ApplicationFiled: April 20, 2011Publication date: March 7, 2013Applicant: DOW GLOBAL TECHNOLOGIES LLCInventors: Sandra Hofmann, Charles F. Diehl, David L. Malotky, Michael D. Read
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Publication number: 20130059149Abstract: The instant invention is an adhesion promoter system, and method of producing the same. The adhesion promoter system comprises the admixing product of: (a) at least 60 percent by weight of a base polymer, based on the total weight of the solid content, wherein said base polymer comprises a propylene/ethylene copolymer composition, wherein said propylene/ethylene copolymer has a crystallinity in the range of from 1 percent by weight to 30 percent by weight, a heat of fusion in the range of from 2 Joules/gram to 50 Joules/gram), and a DSC melting point in the range of 25° C. to 110° C.Type: ApplicationFiled: April 20, 2011Publication date: March 7, 2013Applicant: Dow Global Technologies LLCInventors: Sandra Hofmann, Charles F. Diehl, David L. Malotky
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Publication number: 20130059163Abstract: The instant invention is an adhesion promoter system, and method of producing the same. The adhesion promoter system comprises the admixing product of: (a) at least 60 percent by weight of a first functionalized polyolefin, based on the total weight of the solid content; (b) less than 40 percent by weight of a second functionalized polyolefin, based on the total weight of the solid content, wherein said second functionalized polyolefin comprise homopolymers of propylene or copolymers of propylene with hexene, octene and/or other like alpha-olefins, the homopolymers or copolymers having a single unsaturation, a terminal succinic anhydride moiety, and additional succinic anhydride substitutions on the polypropylene backbone, where the succinic anhydride substitution ranges from about 5 to about 45 weight percent of second functionalized polyolefin; (c) in the presence of one or more solvents.Type: ApplicationFiled: April 20, 2011Publication date: March 7, 2013Inventors: Sandra Hofmann, Bart Noordover, Cristiano Betté, Antonio Batistini, Elisa Passaglia, H. Craig Silvis
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Publication number: 20130059967Abstract: The invention provides a composition comprising a first composition that comprises an ethylene-based polymer and an oil, and wherein the first composition has the following property as determined by small angle x-ray scattering: (Loil?Lno-oil)/Lno-oil>10%, where Loil is the long period of the polymer with oil, and Lno-oil is the long period of the polymer without oil.Type: ApplicationFiled: May 25, 2011Publication date: March 7, 2013Applicant: Dow Global Technologies LLCInventors: Wenbin Liang, Lizhi Liu, Shouren Ge
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Publication number: 20130059966Abstract: Long-fiber-reinforced thermoplastic resin particles and a blend thereof are provided, wherein the opening property of the reinforcing fibers during molding is good, and a molded body exhibiting an excellent appearance and having high mechanical strength is obtained. The particles (A) contain a thermoplastic resin (A1), produced by using a metallocene catalyst, a modified polyolefin resin (A2) modified with an unsaturated carboxylic acid or a derivative thereof, and reinforcing fibers (A3) and satisfying additional requirements described herein.Type: ApplicationFiled: September 6, 2012Publication date: March 7, 2013Inventors: Hirofumi Goda, Toru Iwashita, Keita Itakura
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Publication number: 20130052382Abstract: A gelatinous vibration reducing composition comprises a poly-alpha-olefin component and polymeric granules. A method of forming the gelatinous vibration reducing composition comprises the steps of providing the poly-alpha-olefin component, providing the polymeric granules, and combining the poly-alpha-olefin component and the polymeric granules to form the gelatinous vibration reducing composition. A method for reducing vibration transmissivity of an article defining a cavity comprises the steps of providing a gelatinous vibration reducing composition comprising the poly-alpha-olefin component and the polymeric granules, providing the article defining the cavity, and disposing the gelatinous vibration reducing composition into the cavity of the article for reducing vibration transmissivity of the article.Type: ApplicationFiled: August 31, 2012Publication date: February 28, 2013Applicant: PERMAWICK COMPANYInventors: Tom Corden, John Lane, Andrew LaRouche
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Publication number: 20130045346Abstract: A machine-direction oriented tape comprising a blend of 65-95% wt % HDPE and 5-35% wt % PP optionally including fillers and UV additives displays physical and UV stability properties at least equal to commercially available oriented tape produced from PP or PE and can be used to produce woven fabric for applications such as ground cover and FIBC bags.Type: ApplicationFiled: July 17, 2012Publication date: February 21, 2013Applicant: GREIF FLEXIBLES TRADING HOLDING B.V.Inventors: Wolfgang Lehmann, Jeffrey L. Hemmer, Eldridge M. Mount, III
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Publication number: 20130046039Abstract: The application provides a process for preparing a thermoplastic elastomer composition (F) for injection molding, comprising dynamically heat-treating a thermoplastic elastomer composition (D), which comprises 95 to 5 parts by weight of an ethylene/?-olefin-based copolymer rubber (a), 5 to 95 parts by weight of a propylene/?-olefin random copolymer (b-1) (total of the components (a) and (b-1): 100 parts by weight), and 0 to 200 parts by weight of a softener (c), in the presence of an organic peroxide, wherein a crystallization nucleating agent (e) for olefin-based plastics is added in an amount of 0.01 to 5 parts by weight based on 100 parts by weight of the total of the components (a) and (b-1) before or after the dynamic heat treatment.Type: ApplicationFiled: September 14, 2012Publication date: February 21, 2013Inventors: Takuo Asami, Tadashi Imai, Masakazu Jitsukata, Hidenari Nakahama
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Publication number: 20130041092Abstract: The invention provides a composition comprising at least the following: A) an ethylene-based polymer having at least the following characteristics: (i) a melting temperature of greater than, or equal to, 100° C., as determined by DSC, and (ii) a molecular weight ratio, Mz(abs)/Mz(conv) greater than 2.2; and B) an oil.Type: ApplicationFiled: May 25, 2011Publication date: February 14, 2013Applicant: Dow Global Technologies LLCInventors: Wenbin Liang, Lizhi Liu
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Patent number: 8372911Abstract: The invention provides a golf ball material which is a resin mixture composed of (a) a nonionic olefin-unsaturated carboxylic acid copolymer and/or olefin-unsaturated carboxylic acid-unsaturated carboxylic acid ester copolymer, (b) a nonionic olefin-unsaturated carboxylic acid copolymer and/or olefin-unsaturated carboxylic acid-unsaturated carboxylic acid ester copolymer, (c) an organic acid or a metal salt thereof, (d) a basic inorganic metal compound for neutralizing at least 70 mol % of acid groups in components (a) to (c), and (e) a spherical inorganic filler, which resin mixture has a Shore D hardness of from 40 to 60. The golf ball material of the invention provides an excellent rebound resilience and durability while maintaining the flow properties essential for injection molding.Type: GrantFiled: July 8, 2011Date of Patent: February 12, 2013Assignee: Bridgestone Sports Co., Ltd.Inventors: Kae Iizuka, Eiji Takehana
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Publication number: 20130029142Abstract: The invention provides for the use of dry building materials comprising one or more polymers in the form of water-redispersible powders, and optionally mineral binders, optionally fillers and optionally additives, for the surface treatment of cementitious substrates that are as yet not fully set.Type: ApplicationFiled: April 6, 2011Publication date: January 31, 2013Applicant: WACKER CHEMIE AGInventors: Armin Hoffmann, Juergen Bezler, Stefan Bonimeier
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Publication number: 20130017351Abstract: Means for solving the problems The thermoplastic resin composition (X1) of the present invention comprises (A1), (B1), (C1), and optionally (D1) below: 1 to 90 wt % of an isotactic polypropylene (A1); 9 to 98 wt % of a propylene/ethylene/?-olefin copolymer (B1) containing 45 to 89 mol % of propylene-derived structural units, 10 to 25 mol % of ethylene-derived structural units, and optionally, 0 to 30 mol % of C4-C20 ?-olefin-derived structural units (a1); 1 to 80 wt % of a styrene-based elastomer (C1); and 0 to 70 wt % of an ethylene/?-olefin copolymer (D1) whose density is in the range of 0.850 to 0.910 g/cm3, wherein (A1)+(B1)+(C1)+(D1)=100 wt %.Type: ApplicationFiled: September 14, 2012Publication date: January 17, 2013Inventors: Hiroshi HOYA, Kiminori Noda, Norihide Inoue, Hiroshi Uehara, Eiji Shiba, Masayoshi Yamaguchi, Manabu Kawamoto, Akira Yamashita
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Publication number: 20130017745Abstract: Multimodal polyethylene compositions are provided. Extrusion compositions including the multimodal polyethylene are provided. The extrusion composition further include a high pressure low density polyethylene and optionally other additives and/or polyethylenes. Extruded articles made from the polyethylene extrusion compositions are also provided.Type: ApplicationFiled: November 24, 2010Publication date: January 17, 2013Applicant: DOW GLOBAL TECHNOLOGIES, INC.Inventors: Thomas Oswald, Wayde V. Konze, Mehmet Demirors
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Patent number: 8354468Abstract: A thermoplastic elastomer composition that exhibits excellent rubber elasticity, etc. is obtained by dynamically heating a polymer composition in the presence of the crosslinking agent, the polymer composition including an ?-olefin thermoplastic resin (A), and an oil-extended ethylene copolymer (B) that includes an ethylene copolymer that satisfies given conditions, and 50 to 150 parts by mass of a first mineral oil-based softener based on 100 parts by mass of the ethylene copolymer, the content of the oil-extended ethylene copolymer (B) being 30 mass % or more based on the total amount (=100 mass %) of the polymer component including the ?-olefin thermoplastic resin (A) and the oil-extended ethylene copolymer (B).Type: GrantFiled: March 5, 2009Date of Patent: January 15, 2013Assignee: JSR CorporationInventors: Nobuyuki Toyoda, Kentarou Kanae, Hideo Nakanishi, Masato Kobayashi
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Publication number: 20130012608Abstract: The present invention is directed to polymeric article comprising a blend of (a) a first polymeric component; (b) a second polymeric component, the second polymeric component including a propylene elastomer or a substantially linear or linear ethylene polymer; and (c) at least one reinforcement material. The polymeric articles desirably have one or more of the following characteristics: a soft touch feel, low gloss appearance, or a high surface durability.Type: ApplicationFiled: September 14, 2012Publication date: January 10, 2013Applicant: Dow Global Technologies, Inc.Inventors: Norwin van Riel, Pascal E.R.E.J. Lakeman
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Publication number: 20120329353Abstract: A hot melt adhesive composition that includes a non functionalized metallocene catalyzed polymer and a second polymer selected from the group including amorphous poly alpha olefins, uni-modal metallocene catalyzed polymers, hydrogenated styrenic block copolymers and combinations thereof and nonwoven and packaging articles including the same.Type: ApplicationFiled: June 27, 2011Publication date: December 27, 2012Applicant: H.B. Fuller CompanyInventors: Kevin Davis, Timothy W. Roska, Barry Snyder