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Synthetic resins or natural rubbers -- part of the class 520 series January recently filed with US Patent Office 01/11

20110021647 - Expanded polystyrene solubilization method: The invention relates to a method of solubilising expanded polystyrene (EPS), in which the EPS is brought into contact with at least one initial solvent, enabling the transition of the EPS from an expanded solid state to the gel state. The aforementioned gel is subsequently treated with at least one... Agent: Browdy And Neimark, PLLC

20110021648 - Silicone foam with added thermal agent and uses of the foam: The foam comprises a mixture of silica, a polyorganosiloxane resin and a polyorganosiloxane hardener, added with a thermal insulator and an adhesion agent. The thermal insulator is ammonium polyphosphate. The foam is well appropriate as a filling and partitioning product in railway applications.... Agent: J. Rodman Steele Novak Druce & Quigg LLP

20110021649 - Sponge-forming liquid silicone-rubber composition and silicone rubber sponge made therefrom: A sponge-forming liquid silicone-rubber composition comprising: a diorganopolysiloxane (A) comprising a diorganopolysiloxane (A1) that has alkenyl groups on both molecular terminals and does not have any alkenyl groups in molecular side chains; and a diorganopolysiloxane (A2) that has two or more alkenyl groups in molecular side chains; an organohydrogenpolysiloxane (B)... Agent: Howard & Howard Attorneys PLLC

20110021650 - Extruded polypropylene resin foam and process for producing the same: An extruded polypropylene type resin foam, which is produced by extrusion-foaming a polypropylene type resin composition containing a linear polypropylene type resin having a melt tension at 230° C. of from 5 to 30 g, by using a blowing agent containing at least a hydrocarbon type gas, and which has... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20110021651 - Fireproof foam compositions: The invention relates to a method for making a fireproof polymer foam, and to a fireproof polymer foam containing a mixture of a polymer composition containing one or more optionally-substituted, sequenced or random, thermoplastic and/or elastomer homopolymers, copolymers or mixtures thereof, from 0.05 to 10 wt %, preferably from 0.5... Agent: Withrow & Terranova, P.l.l.c.

20110021652 - Coarse-cell polyurethane elastomers: The present invention relates to an open-cell polyurethane foam comprising polyester and polyether structures and having a density of 70 to 300 g/L, 1 to 20 cells/cm, a rebound intensity greater than 30%, an elongation at break of greater than 200%, a tear propagation resistance of greater than 1.2 N/mm... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20110015283 - Process for producing fluoropolymer, and fluorinated ion exchange membrane: A process for producing a fluoropolymer, which comprises polymerizing a fluoromonomer having a carboxylic acid type functional group and a fluoroolefin using a hydrofluorocarbon as a medium, wherein the hydrofluorocarbon as the medium has 4 to 10 carbon atoms and has a ratio (molar basis) of the number of hydrogen... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20110015284 - Rubber de-vulcanisation: The present invention relates to a method for preferentially breaking cross-links in a vulcanized rubber, thereby de-vulcanizing the rubber, by the use of a supercritical fluid, such as carbon dioxide The supercritical fluid causes swelling of the said vulcanized rubber material, wherein the time of swelling is not more than... Agent: Nixon & Vanderhye, PC

20110015285 - Foamable copolymers based on renewable raw materials: The invention relates to a process for the production of foamable copolymers, to foamable copolymers and to foamable polymer structures based on itaconic acid, mesaconic acid, fumaric acid, maleic acid, aconitic acid, and glutaconic acid.... Agent: Connolly Bove Lodge & Hutz LLP

20110015286 - Process for the preparation of expandable polystyrene: The present invention relates to a process for the preparation of expandable polystyrene comprising the following steps: io) heating an aqueous suspension comprising styrene monomer and at least one organic peroxide initiator of formula (I) 1-alkoxy-1-t-alkylperoxycyclohexane in which the alkoxy group contains 1 to 4 carbon atoms, the t-alkyl group... Agent: Arkema Inc. Patent Department - 26th Floor

20110015287 - Foamed materials comprising a matrix having a high highblock content and process for preparing them: a polymeric material which 1) has no groups which are able to form a urethane, urea or isocyanurate group with an isocyanate group, 2) is interpenetrating said matrix A, and 3) is a polymer having an average molecular weight of more than 500 which polymer comprises at least 50% by... Agent: Huntsman International LLC

20110015288 - Polymer foams: A process for producing polymer foams by precise control of their morphology through use of microfluidic processes, foams produced in this way and use thereof.... Agent: Connolly Bove Lodge & Hutz, LLP

20110015289 - Insulation boards and methods for their manufacture: A method for producing polyisocyanurate insulation foams, the method comprising contacting an A-side stream of reactants that includes an isocyanate with a B-side stream of reactants that include a polyol and a blowing agent, where the blowing agent includes isopentane and n-pentane in a substantial absence of cyclopentane.... Agent: Bridgestone Americas, Inc.

20110015290 - Use of metal salts of a carboxylic acid in the production of polyurethane systems: A catalyst system which is suitable for catalyzing the production of polyurethane systems is provided. The catalyst system contains a metal salt of a carboxylic acid to whose carbonyl carbon a hydrogen atom or a hydrocarbon radical is bound, with the proviso that the carboxylic acid does not have exclusively... Agent: Scully Scott Murphy & Presser, PC

20110015291 - Prepolymers based on di- or polyisocyanates and formamide-terminated low molecular weight compounds, processes for preparing the same and uses thereof: wherein X represents a linear or branched aliphatic, cycloaliphatic, heterocyclic and/or aromatic structural unit having 2 to 40 carbon atoms, and which is optionally further substituted and/or optionally comprises one or more heteroatoms, wherein R1 represents an organic radical which may optionally contain one or more heteroatoms and which may... Agent: Connolly Bove Lodge & Hutz, LLP

20110015292 - Prepolymers made from natural oil based polyols: A prepolymer and products made from the preopolymer is described. The prepolymer includes the reaction product of at least one isocyanate and at least one natural oil based polyol. The natural oil based polyol includes at least two natural oil moieties separated by a molecular structure having an average of... Agent: The Dow Chemical Company

20110015293 - Polyether natural oil polyols and polymers thereof: A polyether NOP comprises at least two natural oil moieties separated by a molecular structure having at least about 19 ether groups or by a polyether molecular structure having an equivalent weight of at least about 480, said polyol referred to hereinafter as a polyether NOP. The polyether NOP is... Agent: The Dow Chemical Company

20110009503 - Fractionation apparatus: P

20110009505 - Method for discriminating polymer compound membrane: A method for discriminating a polymer compound membrane, the method having selecting a polymer compound membrane which shows little time-dependent change in a relaxation time (T1ρ) when the T1ρ of the polymer compound membrane has been measured by using a solid-state NMR device with a magnetic field strength of 7.05... Agent: Sughrue Mion, PLLC

20110009506 - Preparation method of polybenzoxazoles by thermal rearrangement, polybenzoxazoles prepared thereby, and gas separation membrane comprising the same: Disclosed herein are a method for preparing a benzoxazole-based polymer by thermal rearrangement, the benzoxazole-based polymer prepared by the method and a gas separation membrane comprising the polymer. More specifically, provided are a method for preparing a benzoxazole-based polymer by subjecting poly(hydroxyamide) as an intermediate to thermal treatment involving dehydration,... Agent: LexyoumeIPGroup, PLLC

20110009504 - Proton exchange membranes (pem) based on hybrid inorganic-organic copolymers with grafted phosphoric acid groups and implanted metal cations: A proton exchange membrane comprises a hybrid inorganic-organic polymer that includes implanted metal cations. Acid groups are bound to the hybrid inorganic-organic polymer through an interaction with the implanted metal cations. An example process for manufacturing a proton exchange membrane includes sol-gel polymerization of silane precursors in a medium containing... Agent: Gifford, Krass, Sprinkle, Anderson & Citkowski, P.C.

20110009507 - Method of decomposing thermoset resin and recovering product of decomposition: (C) adding an acid to the aqueous solution to precipitate the compound, and adding thereto a solvent, which can dissolve the compound and which is water insoluble, to dissolve the precipitated compound into the solvent to provide a solution comprising the compound to be collected.... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20110009508 - Expandable polystyrene resin particles, method for production thereof, and molded foam product: There are provided expandable polystyrene resin particles formed by granulating a polystyrene resin containing an expanding agent, wherein the weight-average molecular weight Mw of the polystyrene resin is in the range of 120,000 to 270,000, and the expanding agent contains, as an essential component, pentane at a proportion of 3... Agent: Cheng Law Group, PLLC

20110009509 - Rubber de-vulcanisation: The present invention relates to a method for preferentially breaking cross-links in a vulcanised rubber, thereby de-vulcanising the rubber, by the use of a supercritical fluid, such as carbon dioxide. The supercritical fluid maintained at an appropriate solubility parameter, swells the vulcanised rubber to a state of equilibrium swell. The... Agent: Nixon & Vanderhye, PC

20110009510 - Process for producing alcohol soluble urethane resin composition, polyurethane porous body, and moisture permeable film: The invention provides a process for producing an alcohol-soluble urethane resin composition which is excellent in storage stability in an alcohol but which by adding water and a catalyst to the system during use, coating the mixture and drying the coating at ordinary temperature or by heating to allow a... Agent: Mcdermott Will & Emery LLP

20110009511 - Glass polycarboxylate cements: The present invention relates to glass compositions for use in formation of polycarboxylate cements and polycarboxylate cements comprising these glasses, wherein the glasses comprise SiO2 and MgO, with a molar percentage of SiO2 not exceeding 60% and a molar percentage of MgO being greater than 20%.... Agent: Pepper Hamilton LLP

20110009512 - Reduction of aldehydes in amines: A tertiary amine, such as a tertiary amine catalyst that is useful in the production of polyurethanes, may undergo decomposition, which may result in the production of undesirable products. These tertiary amines, however, may be treated with a primary amine containing material to reduce the presence of the undesirable products... Agent: Huntsman Petrochemical LLC

20110009513 - Imide-coupled propylene-based polymer and process: Disclosed are propylene-based polymers with improved melt strength, improved strain hardening characteristics and processes for producing the same. The processes include reacting a polyamine with a maleic anhydride-grafted-propylene-based polymer. The processes produce a rheology-modified propylene-based polymer with long chain branching by forming a polyimide linkage which couples polymer chains of... Agent: Ted J. Barthel Whyte Hirschboeck Dudek S.c.

20110009514 - Silane-coupled propylene-based polymer and method: The present disclosure provides propylene-based polymers which exhibit a strain hardening distribution factor that is less than zero and/or a strain hardening factor greater than 1.5. The propylene-based polymers are rheology-modified by way of silane coupling to improve melt strength.... Agent: Whyte Hirschboeck Dudek S.c./dow Intellectual Property Department

20110009515 - Storage and transportation stable polyol blends of natural oil based polyols and amine initiated polyols: A storage and shipping stable polyol blend is provided, The polyol blend includes a first and second polyol. The first polyol may be derived from a natural oil, and the second polyol, may be an amine initiated conventional petroleum-based polyol. The mixture of the first and second polyols form a... Agent: The Dow Chemical Company

20110003902 - Proton transporting material, starting material thereof, ion exchange membrane, membrane electrolyte assembly, and fuel cell using the same: There are provided: a proton transporting material that improves mechanical characteristics of a sulfonated liquid crystalline polymer material, can be kept as a membrane even though it is made a solid state while maintaining a molecular arrangement of a liquid crystalline state, and is suitable for electrolyte membranes of fuel... Agent: Weingarten, Schurgin, Gagnebin & Lebovici LLP

20110003903 - Vapor phase assisted post-consumer polymer processing apparatus and method: Embodiments of the invention provide a process for processing post-consumer polymer. The polymer is contacted with a control medium having a carrier gas and a reactive vapor. Such a process is useful for processing post-consumer polymers with lower energy and reactants than with liquid reactants, and also promotes decontamination of... Agent: Intellectual Property Group Fredrikson & Byron, P.A.

20110003904 - Lightweight concrete compositions: A lightweight ready-mix concrete composition that contains 8-20 volume percent cement, 11-50 volume percent sand, 10-31 volume percent prepuff particles, 9-40 volume percent coarse aggregate, and 10-22 volume percent water, where the sum of components used does not exceed 100 volume percent;. The prepuff particles have an average particle diameter... Agent: Nova Chemicals Inc./karen S. Lockhart