P Directly Bonded To Oxygen Only Patents (Class 524/140)
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Patent number: 8716380Abstract: The invention relates to a polycarbonate composition having reduced subsequent yellowing of the mouldings produced therefrom on heat ageing and having good optical properties of the polycarbonate composition on processing.Type: GrantFiled: September 29, 2010Date of Patent: May 6, 2014Assignee: Bayer MaterialScience AGInventors: Stephan Konrad, Heinrich Hähnsen, Karl-Heinz Köhler, Marc Buts, Daniel Koch, Frank Guldentops
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Patent number: 8703851Abstract: A composition includes specific amounts of a poly(phenylene ether), a radial block copolymer, a polystyrene-poly(ethylene-butylene)polystyrene triblock copolymer, an organophosphate ester, a hydrocarbon resin, and benzoin. The composition exhibits a desirable balance of multiaxial impact strength, light transmittance, and optical clarity, and it can be used to mold a variety of articles including animal cages, ink cartridges, tubes, pipes, and pipe fittings.Type: GrantFiled: December 4, 2012Date of Patent: April 22, 2014Assignee: Sabic Innovative Plastics IP B.V.Inventor: Kim G. Balfour
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Patent number: 8691897Abstract: Compositions comprising a thermoplastic elastomer, e.g., a polyurethane, a nitrogen and/or phosphorus-based, intumescent flame retardant, e.g., a polyphosphate, a non-phosphorus-based burn synergist, e.g., carbon black or a metal oxide, and an optional olefin polymer, EVA are provided. Color-stable, halogen-free, flame retardant compositions comprising a thermoplastic elastomer polymer, a phosphorus-based flame retardant, at least 3 weight percent TiO2 and a UV stabilizer are also provided.Type: GrantFiled: August 2, 2010Date of Patent: April 8, 2014Assignee: Union Carbide Chemicals & Plastics Technology LLCInventors: Geoffrey D. Brown, Robert F. Eaton, Manish Mundra
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Patent number: 8691884Abstract: Crosslinked flame retardant thermoplastic elastomer gels are provided. The crosslinked flame retardant thermoplastic elastomer gels comprise a char catalyst, a char former, a maleic anhydride-modified styrene ethylene/butylene styrene polymer, and a softener oil. Methods are provided of making crosslinked flame retardant thermoplastic elastomer gels.Type: GrantFiled: November 24, 2010Date of Patent: April 8, 2014Assignee: Tyco Electronics CorporationInventors: Mark W. Ellsworth, Michael A. Oar, Miguel A. Morales
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Publication number: 20140073725Abstract: A composition includes specific amounts of a poly(phenylene ether)-polysiloxane block copolymer reaction product and an impact modifier. The poly(phenylene ether)-polysiloxane block copolymer reaction product includes a poly(phenylene ether) and a poly(phenylene ether)-polysiloxane block copolymer. The composition exhibits a desirable balance of impact strength, heat resistance, and flame retardancy while minimizing or excluding flame retardant additives such as organophosphate esters and halogenated flame retardants.Type: ApplicationFiled: October 15, 2012Publication date: March 13, 2014Applicant: SABIC INNOVATIVE PLASTICS IP B.V.Inventors: Nitin Tople, Christian Lietzau, Hua Guo
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Patent number: 8669309Abstract: A composition includes specific amounts of a poly(phenylene ether), a specific radial block copolymer, a polystyrene-poly(ethylene-butylene)polystyrene triblock copolymer, a specific organophosphate ester, a hydrocarbon resin, and benzoin. The composition exhibits a desirable balance of multiaxial impact strength, light transmittance, and optical clarity, and it can be used to mold a variety of articles including animal cages, ink cartridges, tubes, pipes, and pipe fittings.Type: GrantFiled: September 26, 2012Date of Patent: March 11, 2014Assignee: Sabic Innovative Plastics IP B.V.Inventor: Kim Balfour
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Publication number: 20140066556Abstract: Disclosed herein are methods and compositions of blended polycarbonate compositions with improved heat resistance. The resulting compositions, comprising a first polycarbonate polymer, a second polycarbonate polycarbonate, an impact modifier, optionally a flow promoter, and optionally a flame retardant, can be used in the manufacture of articles while still retaining the advantageous physical properties of blended polycarbonate compositions with improved heat resistance. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.Type: ApplicationFiled: August 31, 2012Publication date: March 6, 2014Inventors: Amit S. Kulkarni, Rama Konduri, Vikram K. Daga
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Patent number: 8658719Abstract: In accordance with the present invention compositions are described which are useful, for example, for the preparation of metal-clad laminate structures, methods for the preparation thereof, and various uses therefor. Invention metal-clad laminate structures are useful, for example, multi-layer board (MLB) industry, in the preparation of burn-in test boards and high reliability boards, applications where low coefficient of thermal expansion (CTE) is beneficial, in the preparation of boards used in down-hole drilling, and the like.Type: GrantFiled: June 11, 2009Date of Patent: February 25, 2014Assignee: ArlonInventors: Daniel Chang, Sam Najjar
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Patent number: 8653167Abstract: A molding composition is disclosed which contains specific amounts of poly(arylene ether), styrenic polymer, hydrogenated block copolymer, flame retardant, and polytetrafluoroethylene. The molding composition performs well on a battery of tests, including heat resistance, impact strength, melt flow, and flame retardancy, and is particularly useful for producing photovoltaic junction boxes and connectors.Type: GrantFiled: May 26, 2011Date of Patent: February 18, 2014Assignee: Sabic Innovative Plastics IPInventors: Christian Lietzau, Norihiro Takamura, Adrie Landa
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Publication number: 20130333756Abstract: A backsheet (10) for use in a photovoltaic cell module (22) comprises a fluororesin (12) and a plurality of encapsulated particles (14) dispersed in the fluororesin (12). Each of the encapsulated particles (14) dispersed in the fluororesin (12) comprises a core particle (16), which comprises titanium dioxide (TiO2). Each of the encapsulated particles (14) further comprises a metal oxide layer (18) disposed about the core particle (16). Further, each of encapsulated particles (14) also comprises an organic protective layer (20) disposed about the metal oxide layer (18). A photovoltaic cell module (22) comprising the backsheet (10) is also disclosed.Type: ApplicationFiled: June 19, 2012Publication date: December 19, 2013Inventors: Richard A. DeLucca, Yoshiaki Higuchi, Evan D. Laganis, Yasumasa Yukawa
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Patent number: 8552096Abstract: A composition containing a polycarbonate, a polycarbonate-polysiloxane copolymer, an alicyclic hydrocarbon resin flow promoter, an inorganic filler, a flame retardant and an impact modifier. The compositions may include polycarbonate in an amount of 40% by weight or more of the combined weights of the polycarbonate, polycarbonate-polysiloxane copolymer, inorganic filler, flame retardant, flow promoter, and impact modifier compound wherein a molded sample of the thermoplastic composition is capable of achieving UL94 V0 rating at a thickness of 1.2 mm (±10%); wherein the polymer composition has a melt viscosity of 185 Pa·sec or less, when measured at 270° C. and 1500 sec?1; and wherein a molded sample of the thermoplastic composition has a flexural modulus determined in accordance with ASTM D790 within 3800-8000 MPa; and wherein a 3.2-mm thick molded NII bar comprising the composition has a notched Izod impact strength of 40 to 200 J/m determined in accordance with ASTM D256 at 23° C.Type: GrantFiled: July 29, 2010Date of Patent: October 8, 2013Assignee: Sabic Innovative Plastics IP B.V.Inventors: Ying Li, Yu Ren, Chunjie Zhang
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Publication number: 20130258012Abstract: An inkjet ink comprising water, colorant, and a dynamic surface active agent at an effective concentration such that dynamic surface tension DST20 min at 20 minutes universal surface age is less than each of dynamic surface tension DST1 sec at 1 second universal surface age and dynamic surface tension DST10 sec at 10 seconds universal surface age, and the difference between DST10 sec and DST20 min is greater than 9.2 mN/m at 21° C. or the difference between DST1 sec and DST20 min is greater than 15.5 mN/m at 21° C., and static surface tension of the ink is less than 50 mN/m. Large dynamic surface tension differences between the indicated time scales yield an optical density improvement in printed images. Anionic fluorosurfactant comprising a phosphate group at concentrations up to about 1 weight percent enables a combination of high optical density and good felt wetting in inkjet cartridges.Type: ApplicationFiled: March 30, 2012Publication date: October 3, 2013Inventors: David Charles Boris, Teresa Joy Hosmer
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Patent number: 8541490Abstract: A process for producing an aliphatic polyester resin composition, wherein an aliphatic polyester resin is melt-kneaded with a phosphoric acid ester having a reduced moisture content of 1.5 wt. % or less. As a result, an aliphatic polyester resin composition having an improved moisture resistance is provided.Type: GrantFiled: April 10, 2012Date of Patent: September 24, 2013Assignee: Kureha CorporationInventors: Fumio Akutsu, Naoki Hayashi, Hiroyuki Sato, Masumi Shibata, Akiko Watanabe
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Patent number: 8530551Abstract: Battery box comprising compositions containing A) 70.0 to 90.0 parts by weight of linear and/or branched aromatic polycarbonate and/or aromatic polyester carbonate, B) 6.0 to 15.0 parts by weight of at least one graft polymer, C) 2.0 to 15.0 parts by weight of one or more phosphorus compounds, D) 0 to 3.0 parts by weight of antidripping agents, E) 0 to 3.0 parts by weight of thermoplastic vinyl (co)polymer (E.1) and/or polyalkylene terephthalate (E.2), and F) 0 to 20.0 parts by weight of further additives, wherein the compositions are optionally free from rubber-free polyalkyl(alkyl)acrylate.Type: GrantFiled: September 22, 2011Date of Patent: September 10, 2013Assignee: Bayer MaterialScience AGInventors: Thomas Eckel, Ulrich Grosser, Claus Rüdiger, Achim Feldermann, Dieter Wittmann
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Patent number: 8530552Abstract: A composition includes specific amounts of poly(phenylene ether), polymerized styrene residue, and polymerized acrylonitrile residue. The composition can be prepared using a recycled homopolystyrene that includes an acrylonitrile copolymer as an impurity. The composition largely preserves the desirable properties of a corresponding composition prepared from virgin resins without requiring chemical compatibilization of the poly(phenylene ether) and the acrylonitrile copolymer.Type: GrantFiled: April 27, 2012Date of Patent: September 10, 2013Assignee: Sabic Innovative Plastics IP B.V.Inventors: Norihiro Takamura, Michael Leslie Todt, Kirti Sharma
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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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Patent number: 8507594Abstract: Disclosed herein is a flame retardant thermoplastic resin composition including a polycarbonate resin, a branched acrylic copolymer, and a flame retardant. The flame retardant thermoplastic resin composition can have good compatibility as well as good flame retardancy, scratch resistance, colorability and appearance without requiring the addition of a compatibilizer.Type: GrantFiled: September 17, 2010Date of Patent: August 13, 2013Assignee: Cheil Industries Inc.Inventors: Kee Hae Kwon, Il Jin Kim
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Patent number: 8478095Abstract: This optical fiber cable is provided with a covering resin including an outermost layer. The outermost layer is formed by a resin composition including: (a) a base resin prepared by adding at least one copolymer selected from an ethylene-vinyl acetate copolymer and an ethylene-ethyl acrylate copolymer to a high density polyethylene; (b) 25 to 90 parts by weight of a phosphate salt with respect to 100 parts by weight of the base resin; and (c) 0.75 to 15 parts by weight of either a silicone dispersed polyethylene or a silicone grafted polyethylene with respect to 100 parts by weight of the base resin.Type: GrantFiled: May 17, 2011Date of Patent: July 2, 2013Assignees: Fujikura Ltd., Nippon Telegraph and Telephone CorporationInventors: Daiki Takeda, Naoki Okada, Satoru Shiobara, Tadayoshi Sayama, Shimei Tanaka, Katsuyoshi Endoh, Keiichiro Sugimoto, Shinichi Niwa
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Patent number: 8461238Abstract: The process for producing an internal mold release agent for an optical material of the present invention includes a step of heating, to a range of 80° C. to 140° C., a composition including (a) a phosphoric ester compound, and (b) an alcohol compound containing an aliphatic alcohol having 1 to 10 carbon atoms and/or aromatic alcohol, when the total amount of (a) and (b) is 100% by weight, the alcohol compound (b) is included in an amount equal to or more than 2.5% by weight.Type: GrantFiled: November 4, 2010Date of Patent: June 11, 2013Assignee: Mitsui Chemicals, Inc.Inventors: Nobuo Kawato, Mamoru Tanaka
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Patent number: 8461237Abstract: A gel composition usable as an impact resistant absorbing material, comprises a polymer comprising, as a constituent unit, at least one of an acidic group or a basic group, and 50 weight % or more of an ionic liquid. In addition, a method for preparing the gel composition comprises (a) preparing a mixture liquid comprising a monomer or polymer comprising, as a constituent unit, at least one of an acidic group or a basic group, a cross-linking agent and 50 weight % or more of an ionic liquid, and (b) polymerizing and cross-linking said monomer or cross-linking said polymer in said mixture liquid to form a gel composition.Type: GrantFiled: April 24, 2009Date of Patent: June 11, 2013Assignee: 3M Innovative Properties CompanyInventor: Haruhiko Miyazawa
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Patent number: 8455093Abstract: A reactive silicon dioxide compound, wherein the formula of the reactive silicon dioxide compound is shown as Formula (I): where each R is a reactive group shown as Formula (II) or Formula (III), independently: and where R1, R2 and R3 include H or CH3, independently, n1 is an integer of about 1-6 and n2 is an integer of about 0-4. An optical protective film containing the reactive silicon dioxide compound is also provided.Type: GrantFiled: May 11, 2010Date of Patent: June 4, 2013Assignee: Industrial Technology Research InstituteInventors: Te-Yi Chang, Ming-Tzung Wu, Chiunn-Wen Chen, Jia-Ming Liu, Kuo-Tung Huang
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Patent number: 8445567Abstract: A process is described which reduces the amount of bloom and/or plate-out of phosphite antioxidants during polymer processing by the addition of at least one polyethylene glycol (or blends thereof) or polycaprolactones (or blends thereof) having an average molecular weight of approximately 1,000 to 20,000, most preferably between 4,000 to 10,000.Type: GrantFiled: February 22, 2010Date of Patent: May 21, 2013Assignee: Dover Chemical CorporationInventors: Donald Stevenson, Michael Jakupca, Nina Bersaglini
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Patent number: 8440748Abstract: Provided is a thermoplastic resin composition comprising 1 to 100 parts by weight of a flame retardant (B) containing any one or more flame retardants (B-1) selected from melamine phosphate, melamine pyrophosphate, and melamine polyphosphate and any one or more flame retardants (B-2) selected from piperazine phosphate, piperazine pyrophosphate, and piperazine polyphosphate, based on 100 parts by weight of a thermoplastic resin (A) comprising polylactide resin, wherein, according to transmission electronic microscopy, the major axis of the largest particle of the flame retardant (B) in the composition is not more than 10 ?m, and the ratio of the number of particles of the flame retardant (B) having a major axis of not more than 3 ?m relative to the number of particles of the flame retardant (B) per an area of 1,000 ?m2 is 70% or more.Type: GrantFiled: September 13, 2011Date of Patent: May 14, 2013Assignee: Toray Industries, Inc.Inventors: Daisuke Sato, Yosuke Onoue, Sadanori Kumazawa
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Publication number: 20130109793Abstract: The present invention relates to a new process for preparing polyisocyanates containing isocyanurate groups and being flocculation-stable in solvents from (cyclo)aliphatic diisocyanates.Type: ApplicationFiled: October 25, 2012Publication date: May 2, 2013Inventors: Harald SCHAEFER, Shintaro Gomyo, Jing He, Horst Binder, Liang Han, Woosuk Lee
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Patent number: 8431730Abstract: The present invention is directed towards novel sulfonic acid esters as catalysts for crosslinking of polymers having hydroxyl, carboxyl, and amide functional groups with a crosslinking agent and resin compositions containing the same. The present invention provides polymeric film coatings which have superior hardness, impact resistance, adhesion, improved blister resistance, salt spray characteristics and flexibility. These catalysts are especially effective in coil primer formulations containing calcium ion exchange anticorrosive pigments, where traditional blocked acid catalysts are ineffective.Type: GrantFiled: October 2, 2008Date of Patent: April 30, 2013Assignee: King IndustriesInventors: Farouk Abi-Karam, Ramanathan Ravichandran, Raman Subrayan, Richard A. Abramshe
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Publication number: 20130089745Abstract: A composition for protecting a surface of an organic substrate, such as VCT, wood, or a synthetic laminate material, includes a silicate (i.e., an alkali metal polysilicate or colloidal silica) and a siliconate (e.g., a metal siliconate, such as an alkali metal methyl siliconate, etc.). In addition, the composition may include acrylic latex, a silane coupling agent, and a solvent, such as ethylene glycol monobutyl ether. Such a composition may also include a leveling agent, such as a surfactant. Organic substrates, such as VCT, wood, and synthetic laminate materials, with such a composition on their surfaces are also disclosed.Type: ApplicationFiled: November 15, 2012Publication date: April 11, 2013Applicant: ADVANCED CONCRETE TECHNOLOGIES LLCInventor: Advanced Concrete Technologies LLC
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Publication number: 20130065046Abstract: Compositions of polymer blends of polylactic acid (PLA) and polyhydroxyalkanoate are described. In certain embodiments, the PHA is a multiphase copolymer blend having one phase a fully amorphous phase with a glass transition temperature of below 20° C. and is between about 5 to about 45% of the total PHA. Methods of making the compositions of the invention are also described. The invention also includes articles, films and laminates comprising the compositions.Type: ApplicationFiled: May 17, 2011Publication date: March 14, 2013Inventor: Rajendra K. Krishnaswamy
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Patent number: 8383709Abstract: The present invention relates to flame-resistant moulding compositions of polycarbonates and graft polymers which, in addition to good flow properties, have very good mechanical properties and a particularly good, trouble-free surface. These moulding compositions are suitable in particular for injection moulding uses for mouldings with thin wall thicknesses and high-gloss surfaces. The thermoplastic moulding compositions according to the invention comprise A) 65.0 to 82.0 parts by wt. of at least one aromatic polycarbonate, B) 4.0 to 11.0 parts by wt. of at least one graft polymer, C) 14.0 to 24.0 parts by wt. of at least one phosphorus-containing flameproofing agent, wherein the sum of the parts by weight of components A to C adds up to 100 parts by weight and the total content of the polymer which is formed from the grafting monomers or is added in the free form and is not bonded chemically to the graft base is less than 2.0 wt. %, based on the total moulding composition.Type: GrantFiled: April 21, 2011Date of Patent: February 26, 2013Assignee: Bayer Materialscience AGInventors: Thomas Eckel, Burkhard Thuermer, Vera Taschner, Dieter Wittmann
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Patent number: 8372902Abstract: Disclosed herein is a composition for preparing a non-dripping flame retarding masterbatch. The flame retarding masterbatch includes a fire retardant in an amount of about 0.1-15.0 wt %, a crosslinking agent in an amount of about 0.1-1.5 wt %, a thermoplastic polymer in an amount of about 76.5-99.5 wt %, a crosslinking initiator in an amount of about 0.01-2.0 wt %, and a dispersing agent in an amount of about 0.1-5.0 wt % in the composition.Type: GrantFiled: December 28, 2009Date of Patent: February 12, 2013Assignee: Taiwan Textile Research InstituteInventors: Sheng-Jen Lin, Wei-Ming Chen, Nai-Yun Liang, Wei-Peng Lin
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Publication number: 20130030096Abstract: A poly(arylene ether) composition includes a styrenic polymer, a flame retardant comprising an organophosphate ester, and a poly(arylene ether)-polysiloxane block copolymer reaction product. The poly(arylene ether)-polysiloxane block copolymer reaction product includes a poly(arylene ether)-polysiloxane block copolymer and a poly(arylene ether) homopolymer. The composition is useful for forming molded articles, including photovoltaic junction boxes and connectors. The composition exhibits stiffness and a good balance of flame retardancy, impact strength, flow, and heat resistance.Type: ApplicationFiled: July 25, 2011Publication date: January 31, 2013Inventor: Christian Lietzau
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Patent number: 8362120Abstract: A maleimide terminated polyimide incorporated into a two-part acrylic structural adhesive system. The maleimide terminated polyimide of the various embodiments of the present invention provide improving thermal stability, strength, and toughness.Type: GrantFiled: February 2, 2010Date of Patent: January 29, 2013Assignee: Lord CorporationInventors: Jian-Ping Huang, Eric N. Wyman
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Patent number: 8362134Abstract: A packaging film comprises a dispersed-particle composition, which comprises a plurality of particles dispersed in a matrix medium of thermoplastic polymer. The particles comprise silicate platelets. Intercalating agent of one or more phospholipids is sorbed to the silicate platelets.Type: GrantFiled: August 15, 2006Date of Patent: January 29, 2013Assignee: Cryovac, Inc.Inventors: Michael D. Grah, Gary W. Beall
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Publication number: 20130023755Abstract: A syringe product comprises a syringe barrel having a fluid-containment wall made using a polymer composition comprising a metallocene polypropylene polymer and an oganophosphate clarifier. The syringe product may be prefilled with an injectable medical formulation prior to use. The syringe product may be used to administer an injectable medical formulation to a patient.Type: ApplicationFiled: February 14, 2011Publication date: January 24, 2013Inventor: Eugene F. Schrader
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Publication number: 20130018133Abstract: An object of the present invention is to provide an EVOH-containing resin composition which has superior appearance characteristics and long-run workability in melt molding and enables occurrence of yellowing etc., in melt molding to be inhibited particularly, even in melt molding at high temperatures of, for example, no less than 260° C. Further provided is a multilayered structure molded from the composition. The present invention provides a resin composition containing (A) an ethylene-vinyl alcohol copolymer, (B) a carboxylic acid and/or a carboxylate ion, and (C) a metal ion, wherein the component (B) includes (B2) a multivalent carboxylic acid and/or a multivalent carboxylate ion, and the molar ratio (B2/C) of the multivalent carboxylic acid and the multivalent carboxylate ion (B2) to the metal ion (C) is 0.002 or greater and 2 or less.Type: ApplicationFiled: March 23, 2011Publication date: January 17, 2013Applicant: KURARAY CO., LTD.Inventors: Yoshikazu Yamasaki, Yasuhiro Nonaka, Kazuyuki Somemiya
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Publication number: 20130009104Abstract: An intermediate transfer member that includes a mixture of a polyamideimide, an ammonium alkylphosphate, an optional polysiloxane, and an optional conductive filler.Type: ApplicationFiled: July 7, 2011Publication date: January 10, 2013Applicant: XEROX CORPORATIONInventor: Jin WU
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Patent number: 8324296Abstract: Described herein is a non-halogen flame-retardant synthetic resin composition which contains the (poly)phosphate compound represented by the following formulae (1)and (3)and layered silicate: where X1 is ammonia or a triazine derivative and Y1 is a diamine containing a [R1R2N(CH2)mNR3R4] group, piperazine or a diamine containing a piperazine ring.Type: GrantFiled: June 9, 2009Date of Patent: December 4, 2012Assignee: Adeka CorporationInventors: Takayoshi Kaneda, Yuki Endo, Tomoyuki Hatanaka, Akihiro Yamaki, Yohei Harada, Mitsuru Fukushima
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Publication number: 20120302679Abstract: A molding composition is disclosed which contains specific amounts of poly(arylene ether), styrenic polymer, hydrogenated block copolymer, flame retardant, and polytetrafluoroethylene. The molding composition performs well on a battery of tests, including heat resistance, impact strength, melt flow, and flame retardancy, and is particularly useful for producing photovoltaic junction boxes and connectors.Type: ApplicationFiled: May 26, 2011Publication date: November 29, 2012Inventors: Christian Lietzau, Norihiro Takamura, Adrie Landa
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Patent number: 8318837Abstract: A method of controlling a moisture resistance of polyglycolic acid resin, by controlling a total carboxyl group-source concentration including a contribution of residual glycolide. As a result, a moisture resistance governing the change of strength with time of the polyglycolic acid resin is controlled at a good accuracy.Type: GrantFiled: November 22, 2006Date of Patent: November 27, 2012Assignee: Kureha CorporationInventors: Hiroyuki Sato, Yuki Hokari, Kazuyuki Yamane, Fuminori Kobayashi
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Patent number: 8314168Abstract: A polymer composition includes a polycarbonate resin, a syndiotactic polystyrene resin, a core-shell graft copolymer, and a phosphate ester compound. In some embodiments, the compositions have one or more of good impact strength, Falling Dart impact strength, chemical resistance, and flowability.Type: GrantFiled: March 7, 2007Date of Patent: November 20, 2012Assignee: Cheil Industries Inc.Inventors: Sung Sig Min, Byung Choon Lee, Han Su Lee
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Patent number: 8314169Abstract: A thermoplastic polymer composition that employs a flame retardant formed from a phosphinic compound and organometallic phosphoric compound is provided. The present inventor has discovered that the organometallic phosphoric compound can counteract the tendency of the phosphinic compound to degrade the mechanical properties of the composition when used at certain concentrations. Furthermore, the present inventor has also surprisingly discovered that the organometallic phosphoric compound may itself act as a flame retardant and thus contribute to the overall flammability performance of the composition. Among other things, this allows compositions to be formed with a lower phosphinic content with the same flammability performance.Type: GrantFiled: July 13, 2009Date of Patent: November 20, 2012Assignee: Ticona LLCInventor: Ram Narayanan
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Publication number: 20120289625Abstract: A resin composition which comprises polylactic acid, does not release an isocyanate group at the time of production and has excellent hydrolysis resistance and a low environmental burden. The resin composition comprises: (A) 100 parts by weight of a resin component (component A) containing polylactic acid (component A-?); (B) 0.001 to 10 parts by weight of a compound (component B) having one carbodiimide group and a cyclic structure in which first nitrogen and second nitrogen are bonded to each other via a bonding group, the cyclic structure consisting of 8 to 50 atoms; and (C) 0.001 to 2 parts by weight of at least one antioxidant (component C) selected from the group consisting of a hindered phenol-based compound, a phosphite-based compound, a phosphonite-based compound and a thioether-based compound.Type: ApplicationFiled: January 17, 2011Publication date: November 15, 2012Applicant: TEIJIN LIMITEDInventors: Yuichi Matsuno, Masaki Mitsunaga, Jitsuo Oda, Masatsugu Furuki, Shinichiro Shoji, Takuro Kitamura, Yoshitaka Shibata
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Patent number: 8303835Abstract: Compositions useful for conferring a flame-retardant finish on polyester materials by means of an exhaust process comprise a triester of phosphoric acid, a polyester and an amine or ammonium salt as well as water.Type: GrantFiled: June 5, 2009Date of Patent: November 6, 2012Assignee: Huntsman Textile Effects (Germany) GmbHInventors: Salman Dermeik, Karl-Heinz Lemmer, Reinhold Braun, Walter Nassl
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Patent number: 8299148Abstract: An object of the present invention is to provide a fiber made of polylactic acid and having excellent strength, heat resistance and heat shrinkage resistance and a manufacturing method thereof. The present invention relates to the fiber is made of a composition which includes (i) poly(L-lactic acid) having a weight average molecular weight of 50,000 to 300,000 (component A), (ii) poly(D-lactic acid) having a weight average molecular weight of 50,000 to 300,000 (component B) and (iii) 0.01 to 5 parts by weight of a phosphate metal salt (component C) based on 100 parts by weight of the total of the components A and B and has a strength of 2.5 to 10 cN/dTex and a manufacturing method thereof.Type: GrantFiled: September 3, 2007Date of Patent: October 30, 2012Assignees: Teijin Limited, Musashino Chemical Laboratory, Ltd.Inventors: Midori Ikegame, Takaaki Matsuda, Shin To
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Patent number: 8299150Abstract: An aromatic polycarbonate resin composition exhibiting small molding shrinkage anisotropy, high dimensional stability, and high flowability, and a molded article produced therefrom, wherein the aromatic polycarbonate resin composition, and the molding thereof, each comprise 100 parts by mass of an admixture comprising: (A) 40-99 mass % aromatic polycarbonate resin, or a mixture of 60 mass % or more aromatic polycarbonate resin and 40 mass % or less flowability improver and/or impact modifier; (B) 60-1 mass % silicate-containing inorganic filler, or a mixture of 35 mass % or more silicate-containing inorganic filler and 65 mass % or less fibrous filler; and (C) 0.Type: GrantFiled: December 5, 2005Date of Patent: October 30, 2012Assignee: Idemitsu Kosan Co., Ltd.Inventors: Kikuo Nagatoshi, Toshiya Abiko
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Patent number: 8293825Abstract: The present invention relates to the use of a polymer dispersion (PD) comprising at least one polymer (P), obtainable by free-radical emulsion polymerization of at least one ethylenically unsaturated monomer (M1) and at least one monomer (M2) different therefrom and selected from esters of phosphonic acid or of phosphoric acid with unalkoxylated or alkoxylated hydroxyalkyl(meth)acrylates, and at least one emulsifier (E) selected from phosphoric esters with unalkoxylated or alkoxylated C8-C30 alkanols, and their salts, in coating materials to improve the scrub resistance of the coatings produced therefrom and/or to improve the burnish resistance of the coatings produced therefrom and/or to improve the stain resistance of the coatings produced therefrom and/or to improve the pigment distribution in the coatings produced therefrom and/or to reduce the emission of volatile organic compounds by the coatings produced therefrom, to polymer dispersions used in accordance with the invention, and to coating materials cType: GrantFiled: March 20, 2009Date of Patent: October 23, 2012Assignee: BASF SEInventors: Alexandre Terrenoire, Chris Titmarsh, Hideki Yamashita, Chee Seng Yong, Mubarik Mahmood Chowdhry, Mun Hoe Stanley Kwan, Jonathan Allen
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Patent number: 8278376Abstract: A flame retardant poly(arylene ether) composition is described. In addition to the poly(arylene ether), the composition includes a polyolefin component, and a flame retardant composition that includes a metal dialkyl phosphinate. The polyolefin component can be a polyolefin polymer and/or the polyolefin block of a poly(alkenyl aromatic)-polyolefin block copolymer. The composition is particularly suitable as a replacement for poly(vinyl chloride) in insulation for wire and cable.Type: GrantFiled: September 5, 2008Date of Patent: October 2, 2012Assignee: Sabic Innovative Plastics IP B.V.Inventors: Weili Qiu, Jian Guo, Xiucuo Li, Hua Guo
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Publication number: 20120232196Abstract: The invention relates to a UV-stabilised melt polycarbonate composition having improved melt flowability while at the same time having good optical properties and at the same time good hydrolytic stability, the composition comprising a melt polycarbonate, at least one UV absorber, at least one phosphine and optionally an aliphatic carboxylic acid ester.Type: ApplicationFiled: September 17, 2010Publication date: September 13, 2012Applicant: Bayer MaterialScience AGInventors: Stephan Konrad, Helmut Werner Heuer, Karl-Heinz Köhler, Rolf Wehrmann, Daniel Koch, Marc Buts, Frank Guldentops
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Publication number: 20120220702Abstract: A non-aqueous ink composition for inkjet printing is provided, which comprises 0.01 to 10 wt % of at least one ionic substance (A) selected from the group consisting of quarterly ammonium salts, quarterly phosphonium salts, a combination of a fatty acid and/or an alkyl phosphate with an amine compound, and synergists, 0.1 to 20 wt % of an C12-25 alkyl(meth)acrylate copolymer (B) having 1 to 40 wt %, relative to a weight of the copolymer, of urethane moiety, 0.1 to 20 wt % of a pigment (C), and an organic solvent (D). The composition achieves excellent wiping durability and printed image density.Type: ApplicationFiled: October 22, 2010Publication date: August 30, 2012Applicant: RISO KAGAKU CORPORATIONInventors: Tetsuo Hosoya, Hiroshi Hayashi, Marie Morinaga, Naoyuki Torita
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Patent number: 8252852Abstract: The invention relates to a biodegradable resin composition containing a biodegradable resin, a plasticizer and a crystal nucleus agent, the plasticizer being a compound containing two or more ester groups in the molecule thereof, wherein at least one alcohol component constituting the ester contains an alkylene oxide having 2 to 3 carbon atoms, added in the average amount of 0.Type: GrantFiled: April 30, 2010Date of Patent: August 28, 2012Assignee: Kao CorporationInventors: Akira Takenaka, Hiroaki Kishimoto
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Patent number: 8242190Abstract: The invention provides a process for producing a crayon having a desired hardness stably without poor gelation using a benzylidene sorbitol gelling agent together with the use of carbon black as a black pigment. The process comprises: dissolving and dispersing a resin component, carbon black having a pH of less than 5.0 and an organic amine in an organic solvent, dissolving at least one gelling agent selected from the group consisting of dibenzylidene sorbitol, tribenzylidene sorbitol and derivatives thereof in the resultant under heating to prepare a raw material solution, pouring the raw material solution into a molding container, and cooling and gelling the raw material solution.Type: GrantFiled: August 29, 2007Date of Patent: August 14, 2012Assignee: Sakura Color Products CorporationInventors: Kotaro Sumitomo, Masamitsu Takahashi, Hidetoshi Fukuo