Synthetic resins or natural rubbers -- part of the class 520 series inventions 09/08

20080234443 - Process for fluid phase in-line blending of polymers: A process for fluid phase in-line blending of polymers. The process includes providing two or more reactor trains configured in parallel and a separator for product blending and product-feed separation; contacting in at least one of the parallel reactor trains olefin monomers having three or more carbon atoms, catalyst systems,... Agent: Exxonmobil Research And Engineering Company

20080234444 - Method for efficiently producing an aromatic polycarbonate: It is a task of the present invention to provide a method which enables the production of a high quality, high performance aromatic polycarbonate (which is colorless and has excellent mechanical properties) from a molten aromatic polycarbonate prepolymer obtained from an aromatic dihydroxy compound and a diaryl carbonate, wherein the... Agent: Birch Stewart Kolasch & Birch

20080234445 - Production method of aromatic polycarbonate: The object of the present invention is to provide a production method of a high molecular weight aromatic polycarbonate containing a reduced amount of a high melting point product, and having less thermal history received and excellent hue by a melt process. The present invention relates to a production method... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080234446 - Process for transporting in the tank of a tank truck or tanker ship a liquid monomer phase withdrawn from a storage vessel: A process for transporting a liquid monomer phase which has been withdrawn from a storage vessel and comprises methacrylic monomers to an extent of ≧90% by weight, in a tank truck or in a tanker ship, in which the liquid monomer phase is subjected to a separating operation on the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080234447 - Polydispersity-controlled isoolefin polymerization with polymorphogenates: The disclosure provides for a process and polymerization system to produce isoolefin polymers (72) utilizing polymorphogenates (16, 26) in the catalyst system to control polydispersity (MWD). The disclosure also provides a catalyst system (20) comprising a plurality of active catalyst complex species (34) formed by combination of a Lewis acid... Agent: Exxonmobil Chemical Company Law Technology

20080234448 - Recovery and washing process for polymers: The present invention relates to a recovery and washing process for polymer materials, in particular to an automated process for recovery and washing of a polymer sample from a high throughput reaction vessel, said process comprising: i) rinsing a polymer sample from a high throughput reaction vessel into a filtration... Agent: Nixon & Vanderhye, PC

20080234449 - Catalyst activation and resins therefrom: The present invention relates to the removal of hydrocarbon residues from a catalyst and more specifically the air activation of a catalyst containing hydrocarbon residues. It also relates to extruded pipe and utility conduit resins comprising polyethylene, household/industrial chemicals container resins, and to a polyethylene resin particularly suitable for large... Agent: Exxonmobil Chemical Company Law Technology

20080234450 - Diene polymer and process for producing the same: A polymer containing units represented by the defined formula (1); and a process for producing the polymer, which comprises the step of polymerizing a compound represented by the defined formula (3), the units represented by the formula (1) being polymerized units of the compound represented by the formula (3) such... Agent: Panitch Schwarze Belisario & Nadel LLP

20080234451 - Olefin metathesis polymerisation: A ring-opening metathesis polymerisation (ROMP) reaction is disclosed in which a cyclic alkene compound is subjected to ROMP using a transition metal ROMP catalyst which has an alkyl moiety which is connected to the metal centre thereof through a double bond. The process includes the step of adding sufficient of... Agent: Jones Day

20080234452 - Titanocene-based catalyst system: r

20080234453 - Method of preparing ethylene polymers by controlled high pressure polymerization: The present invention relates to a method for the radical polymerization or copolymerization of ethylene at high pressures using a hydroxylamine ester as radical initiator. The hydroxylamine esters according to the invention are suitable initiators for the high pressure polymerization of ethylene leading to high molecular weight polyethylenes with narrow... Agent: Joann Villamizar Ciba Corporation/patent Department

20080234454 - Perfluorocyclobutane copolymers: The present invention provides copolymer having repeating units based on polyoxyalkylene radicals, polysiloxane radicals and perfluorocyclobutane radicals. The copolymers are useful as biomedical devices such as contact lenses or intraocular lenses.... Agent: John E. Thomas, Esq. Bausch & Lomb Incorporated

20080234455 - Vinyl ether compounds and polymerizable compositions: e

20080234456 - Stretched film of olefin polymer:

20080227931 - Polyester process using a pipe reactor: The invention is directed to polyester processes that utilizes a pipe reactor in the esterification, polycondensation, or both esterification and polycondensation processes. Pipe reactor processes of the present invention have a multitude of advantages over prior art processes including improved heat transfer, volume control, agitation and disengagement functions.... Agent: Steven A. Owen Eastman Chemical Company

20080227932 - Method for producing water-absorbing polymer particles: A process for producing water-absorbing polymeric particles comprises conducting the polymerization in at least two parallel continuous polymerization reactors under substantially identical conditions and further processing the reaction products conjointly in at least one process step.... Agent: Marshall, Gerstein & Borun LLP

20080227933 - Method for producing water-absorbing polymers: The invention relates to a process for preparing water-absorbing polymers by polymerizing a monomer solution, wherein the oxygen content of the monomer solution has been reduced by addition of at least one reducing agent before the polymerization.... Agent: Marshall, Gerstein & Borun LLP

20080227934 - Methods for recovering activity of molecular sieve catalysts: The invention is directed to a method of rejuvenating silicoaluminophosphate molecular sieve catalyst that has been deactivated hydrothermally as well as a method of using the rejuvenated catalyst to make an olefin product from an oxygenate feed. In particular, the invention is directed to rejuvenating the catalyst by contacting it... Agent: Honeywell Intellectual Property Inc Patent Services

20080227935 - Catalyst system consisting of a carrier and of a co-catalyst: The invention relates to methods for producing cesium hydroxide solutions during which: cesium-containing ore is disintegrated with sulfuric acid while forming a cesium aluminum sulfate hydrate, which is poorly soluble at low temperatures; the formed cesium alum is separated away in the form of a solution from the solid ore... Agent: Fulbright & Jaworski, LLP

20080227936 - Supported nonmetallocene olefin polymerization catalyst, preparation method and use thereof: The present invention provides a method for supporting a nonmetallocene olefin polymerization catalyst, comprising the following steps: a carrier reacts with a chemical activator to obtain a modified carrier; a magnesium compound is dissolved in a tetrahydrofuran-alcohol mixed solvent to form a solution, then the modified carrier is added to... Agent: Scully Scott Murphy & Presser, PC

20080227937 - Process for producing olefin copolymerization catalyst and process for producing olefin copolymer: A process for producing an olefin copolymerization catalyst, comprising the step of contacting, with one another, (A) a solid catalyst component containing a titanium atom, a magnesium atom and a halogen atom, (B) an organoaluminum compound and/or organoaluminumoxy compound, and (C) a nitrogen-containing aromatic heterocyclic compound, whose one or more... Agent: Panitch Schwarze Belisario & Nadel LLP

20080227938 - Hydrosilylation inhibitor, hydrosilylation catalyst composition, and curable composition: A hydrosilylation inhibitor comprising a reaction product of (1) a titanium compound having an alkoxy group in its ligand, and (2) an organosilicon compound having at least one hydrogen atom bonded to silicon atom per molecule is provided. This hydrosilylation inhibitor exhibits inhibitory activity for catalytic activity of a PGE... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080227939 - Organosilane compound and organosilica obtained therefrom: (wherein: Ar represents a phenylene group or the like; R1 represents a hydrogen atom or the like; R2 to R8 each represent a methyl group or the like; n represents an integer in a range from 0 to 2; m represents an integer of 1 or 2; L represents a... Agent: Oliff & Berridge, PLC

20080227940 - Olefin copolymers containing hydrolytically cleavable linkages and use thereof in degradable products: The invention is directed to olefin copolymers composed of nonhydrolyzable monomer units and hydrolyzable monomer units, the latter resulting from copolymerization of monomers containing a linkage that is hydrolytically cleavable in the presence of aqueous base or aqueous acid. Generally, the hydrolyzable monomer units represent a significant fraction of the... Agent: Mintz, Levin, Cohn, Ferris, Glovsky And Popeo, P.c

20080227941 - Organosilane compound and organosilica obtained therefrom: where: Ar represents a divalent aromatic organic group, such as a phenylene group; R1 represents a hydrogen atom or the like; R2 to R6, which may be the same or different from each other, each represent a hydrogen atom or the like; and X represents a reactive substituent, such as... Agent: Oliff & Berridge, PLC

20080227942 - Hydroxyphenyl acrylate monomers and polymers: New syntheses of phenolic acrylate monomers are provided as well as polymers comprising such phenolic acrylate monomers. Preferred polymers of the invention are useful as a resin component of chemically-amplified positive-acting resists.... Agent: Rohm And Haas Company Patent Department

20080227943 - Method of storing coating solution for forming interlayer insulating film for semiconductor device: A method of storing a coating solution for forming an interlayer insulating film for a semiconductor device, the method includes: storing a coating solution for forming an interlayer insulating film for a semiconductor device in a vessel having a wetted surface made of a plastic, and the coating solution containing... Agent: Sughrue-265550

20080221280 - Catalyst deployment in bimodal polyolefin production: Provided is a method for polymerising olefins in a double loop reactor, which method comprises the addition of fresh catalyst system into both the first and the second loop reactors thereby retrieving in a single stream, a final product consisting of two polymer components.... Agent: Fina Technology Inc

20080221281 - Continuous process and system of producing polyether polyols: A continuous process and system for producing polyether polyols that allows for continuously adding an unreacted oxide to a loop reactor while adding at least one thermally deactivating catalyst capable of thermally deactivating prior to decomposition of polyether polyol which can allow for greater concentrations of unreacted oxides and/or a... Agent: The Dow Chemical Company

20080221283 - Loop reactor for emulsion polymerisation: Method of emulsion polymerisation wherein a reactor comprising a closed reactor loop is continuously charged with fresh monomers and water phase at substantially the same rate as the rate of an overflow of reactor charge discharged into a secondary line section. The reactor charge is continuously recirculated within the reactor... Agent: Kenyon & Kenyon LLP

20080221282 - Polymerization process: The invention relates to a process for continuously preparing water-absorbing polymer particles by mixing a monomer solution with a redox initiator consisting of at least one oxidizing agent and at least one reducing agent and polymerizing it, wherein the monomer solution is mixed with at least one oxidizing agent upstream... Agent: Marshall, Gerstein & Borun LLP

20080221284 - Metallocene random copolymers with cool temperature impact properties: A metallocene random copolymer of propylene and ethylene in which the ductile/brittle transition temperature of a molded article made from the copolymer may be in the range of from about 20° F. (−7° C.) to about 40° F. (4° C.). The haze level of the molded article may be less... Agent: Fina Technology Inc

20080221285 - Solvent-stable metal complexes having slightly coordinating counter anions as polymerisation catalysts: The invention relates to a solvent-stable metal catalyst having slightly coordinating counter anions of formula I [M(L)a(Z)b]m+m(A−)(I), wherein M represents a transition metal of groups 3-12 of the periodic system, a lanthanide or a metal of groups 2 or 13 of the periodic system; L represents a solvent molecule; Z... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080221286 - Diene polymer and process for producing the same: A polymer containing units represented by the defined formula (1); and a process for producing the polymer, which comprises the step of polymerizing a compound represented by the defined formula (3), the units represented by the formula (1) being polymerized units of the compound represented by the formula (3) such... Agent: Panitch Schwarze Belisario & Nadel LLP

20080221287 - Diene polymer and process for producing the same: A polymer containing units represented by the defined formula (1); and a process for producing the polymer, which comprises the step of polymerizing a compound represented by the defined formula (3), the units represented by the formula (1) being polymerized units of the compound represented by the formula (3) such... Agent: Panitch Schwarze Belisario & Nadel LLP

20080221288 - Diene polymer and process for producing the same: A polymer containing units represented by the defined formula (1); and a process for producing the polymer, which comprises the step of polymerizing a compound represented by the defined formula (3), the units represented by the formula (1) being polymerized units of the compound represented by the formula (3) such... Agent: Panitch Schwarze Belisario & Nadel LLP

20080221289 - Compounds comprising 2,6-naphthyl groups: The invention further relates to a polymerizable or nonpolymerizable liquid-crystalline composition comprising one or more of the inventive compounds, to an oligomer or polymer obtainable by oligomerization or polymerization of a polymerizable inventive liquid-crystalline composition, to a process for printing or coating a substrate by applying a polymerizable inventive liquid-crystalline... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080221290 - Method of producing optical layered body, optical layered body, polarizer and image display device: The present invention pertains to a method for producing an optical layered body, which comprises applying a coating composition on a light-transmitting substrate, wherein the coating composition comprises an urethane (meth)acrylate having a weight-average molecular weight of 5000 or more and having four or less functional groups, a (meth)acrylate having... Agent: Connolly Bove Lodge & Hutz LLP

20080221291 - Microstructured optical films comprising biphenyl difunctional monomers: Optical films having a polymerized microstructured surface are described. The polymerized microstructured surface comprises the reaction product of a polymerizable resin composition comprising 10% to 100 wt-% of at least one biphenyl di(meth)acrylate monomer. The di(meth)acrylate monomer comprises a core biphenyl structure having two aromatic rings connected with a C—C... Agent: 3m Innovative Properties Company

20080221292 - Method for producing vinyl chloride-vinyl acetate copolymers in the form of their solid resins: The invention provides a process for preparing vinyl chloride-vinyl acetate copolymers in the form of their solid resins by means of free-radically initiated suspension polymerization in aqueous medium of 70% to 90% by weight of vinyl chloride, 10% to 30% by weight of vinyl acetate and, if desired, further comonomers... Agent: Brooks Kushman P.c.

20080221293 - Polyalkylene glycol monomer, polyalkylene glycol polymer containing the same, and application thereof: To provide: a monomer having a polyalkylene glycol chain preferably used in various industrial applications such as detergent builder compositions for clothes and bodies, water-treatment agents, and pigment dispersants; and a polyalkylene glycol polymer using such a monomer as a raw material. A polyalkylene glycol monomer having a polymerizable double... Agent: Connolly Bove Lodge & Hutz LLP

20080214745 - Polymerisation process: A process for the polymerisation of olefins is disclosed wherein at least part of a stream, preferably a catalytically active stream, withdrawn from a polymerisation reactor is passed through a fractionator so as to remove hydrogen and active fines.... Agent: Nixon & Vanderhye, PC

20080214746 - Process for producing ethylene-alpha-olefin copolymer: Disclosed is a process for producing an ethylene-α-olefin copolymer excellent in balancing between strength and elongation by continuous multi-step polymerization. The process comprises continuously polymerizing ethylene and α-olefin in a solvent in the presence of an olefin polymerization catalyst using a polymerization reaction apparatus comprising two or more tanks of... Agent: Sughrue Mion, PLLC

20080214748 - Method for removing residual monomers from polyoxymethylenes: Process for removing unconverted residual monomers from polyoxymethylenes, wherein a devolatilization step is carried out in an extrudate devolatilizer.... Agent: Connolly Bove Lodge & Hutz LLP

20080214747 - Use of an additive for improving the flowability of fines and their reintroduction into a continuous gas-phase (co-) polymerisation of olefins reactor: The present invention relates to the use of an additive for improving the flowability of fines and their reintroduction into a process for the continuous gas-phase (co-) polymerisation of olefins in a fluidized bed or sub-fluidized bed reactor.... Agent: Nixon & Vanderhye, PC

20080214749 - Method for the production of water absorbing polymers: e

20080214750 - Method for producing water-absorbing polymers: The invention relates to processes for preparing water absorbing polymers by polymerization of a monomer solution comprising allyl acrylate and/or allyl alcohol, the solution comprising not more than 0.002% by weight of allyl acrylate and/or allyl alcohol, based on acrylic acid, to aqueous monomer solutions for producing water absorbing polymers,... Agent: Marshall, Gerstein & Borun LLP

20080214751 - Process and apparatus for manufacturing a styrene polymer in a mechanically stirred reactor: A process and apparatus for the (co) polymerization of styrene. The process is carried out by employing a liquid polymerization reaction mixture that includes styrene, in a mechanically stirred reactor in the form of a vessel comprising a side wall having the shape of a cylinder of revolution with a... Agent: Nixon & Vanderhye, PC

20080214752 - Method for producing stabilized polymer: wherein R1 and R2, each is independently a hydrogen atom, an alkyl group having 1 to 9 carbon atoms, a cycloalkyl group or an arylalkyl group; X is an alkylene group having 1 to 8 carbon atoms; R3 is a hydrogen atom or an alkyl group having 1 to 8... Agent: Young & Thompson

20080214753 - Catalyst systems and their use in polymerization processes: A catalyst system comprising a hafnocene catalyst compound and zirconocene catalyst compound, wherein the hafnocene and/or zirconocene include(s) at least one ligand substituted with at least one linear or iso alkyl group having 3 or more carbon atoms is provided. A process for polymerizing olefin(s) using the same catalyst system... Agent: Univation Technologies LLC

20080214756 - Cyclic olefin-diene copolymer and process for producing the same: A copolymer containing units represented by the defined formula (1) and cyclic olefin units; and a process for producing the copolymer, which comprises the step of copolymerizing a compound represented by the defined formula (3) with a cyclic olefin, the units represented by the formula (1) being polymerized units of... Agent: Panitch Schwarze Belisario & Nadel LLP

20080214754 - Diene polymer and process for producing the same: A polymer containing units represented by the defined formula (1); and a process for producing the polymer, which comprises the step of polymerizing a compound represented by the defined formula (3), the units represented by the formula (1) being polymerized units of the compound represented by the formula (3) such... Agent: Panitch Schwarze Belisario & Nadel LLP

20080214755 - Olefin-diene copolymer and process for producing the same: A copolymer containing units represented by the defined formula (1) and olefin units; and a process for producing the copolymer, which comprises the step of copolymerizing a compound represented by the defined formula (3) with an olefin, the units represented by the formula (1) being polymerized units of the compound... Agent: Panitch Schwarze Belisario & Nadel LLP

20080214757 - Use of a highly viscous largely amorphous polyolefin for the production of a film: c

20080214759 - Polyolefins prepared from two new single site catalyst components in single reactor: The present invention discloses the use of two different new single site catalyst components based on different metals for preparing polymers having a broad or multimodal molecular weight distribution in a single reactor.... Agent: Fina Technology Inc

20080214758 - Process for the preparation of low molecular weight nitrile rubber: Nitrile rubber polymers, optionally hydrogenated, having lower molecular weight and narrower molecular weight distribution than those known in the art, are prepared by metathesis of nitrile butadiene rubber, optionally followed by hydrogenation. The process comprises the steps of a) reacting a nitrile rubber in the presence of at least one... Agent: Lanxess Corporation

20080214760 - Terminating agent for anionic polymerization: A terminating agent and a method for preparing an anionic polymer are provided. The terminating agent includes a carbohydrate, which is a solid substantially insoluble in a solvent and is used for terminating an anionic polymerization of a polymer. Another aspect of the method includes steps which provide an initiator... Agent: Volpe And Koenig, P.C.

20080214761 - Insulating film forming composition: An insulating film forming composition, includes: a polymerized substance obtained by dissolving a cage-type silsesquioxane compound having two or more unsaturated groups as substituents in an organic solvent to give a concentration of 12 mass % or less, and polymerizing the cage-type silsesquioxane compound in presence of a polymerization initiator,... Agent: Sughrue-265550

20080214763 - Method for producing polyisobutene: The present invention relates to a process for preparing polyisobutene by polymerizing isobutene using an inert diluent and a halogen-containing Lewis acid as a catalyst, wherein the isobutene in the form of droplets is contacted with the Lewis acid in a polymerization apparatus.... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080214762 - Method for the production of high-grade polyisobutene: The present invention relates to a process for preparing polyisobutenes by polymerizing isobutene in the presence of a Lewis acid catalyst in liquid organic phase, terminating the reaction by admixing the organic phase with an aqueous terminator in a dynamic mixer which has a rotationally symmetric mixing chamber formed from... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080214764 - Modified polyvinyl alcohol and process for producing the same: wherein each of X1 and X2 is a C1-12 lower alkyl group, a hydrogen atom or a metal atom, g is an integer of from 0 to 3, h is an integer of from 0 to 12, Y1 is a hydrogen atom or —COOM, and M is a hydrogen atom,... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080214765 - Grafted polymers and methods of making and using thereof: in which R1 stands for a linear or branched alk(en)yl radical having 1 to 22 carbon atoms and 0 or 1 double bond, while n and m independently represent integers between 0 and 200, on condition that the sum (n+m) is different from 0 are disclosed. Methods of making and... Agent: Cognis Corporation Patent Department

20080214766 - Binder combinations based on polyacrylate dispersions: Aqueous polyacrylate dispersions comprising hydrophobic co-solvents are provided. The dispersions are prepared from copolymers P) which are comprised of I) a hydroxy-functional, hydrophobic polymer containing as structural monomers Ia) (meth)acrylic acid esters having from C1- to C18-hydrocarbon radicals in the alcohol part and/or vinyl aromatic compounds and/or vinyl esters and... Agent: Bayer Material Science LLC

20080214767 - Isotactic polypropylene produced from supercritical polymerization process: u

20080214768 - Preparation of ultra high molecular weight linear low density polyethylene: Disclosed is a method of preparing an ultra-high molecular weight, linear low density polyethylene with a catalyst system that comprises a bridged indenoindolyl transition metal complex, a non-bridged indenoindolyl transition metal complex, an alumoxane activator and a boron-containing activator. The ultra-high molecular weight, linear low density polyethylene has a weight... Agent: Lyondellbasell Industries