Synthetic resins or natural rubbers -- part of the class 520 series inventions 05/08

20080125553 - Process for producing low density polyethylene compositions and polymers produced therefrom: The present invention relates to an ethylene homo or copolymer characterized as having long chain branching, and having a molecular weight distribution, Mw/Mn, and a GPC-LALLS CDF, which satisfies the following relationship: y≧0.0663x-0.015, wherein y=GPC-LALLS CDF and x=Mw/Mn measured by conventional GPC, a line drawn from where the LS chromatogram... Agent: The Dow Chemical Company

20080125554 - Methods of producing water-soluble, non-turbid copolymers of at least one water-soluble n-vinyllactam and at least one hydrophobic comonomer: e

20080125555 - Catalyst for olefin polymerization and process for olefin polymerization:

20080125556 - Method for producing cyclic olefin addition copolymer, cyclic olefin addition copolymer and use thereof:

20080125557 - Method for the production of water-free rare earth metal halogenides, synthesis mixtures containing water-free rare earth metal halogenides and use thereof: A method for the production of water-free rare earther metal halogenides by reacting rare earth metal oxides with a halogentation agent.... Agent: Fulbright & Jaworski, LLP

20080125558 - Semi-batch process for producing fluoroelastomers: A novel semi-batch emulsion polymerization process for the production of fluoroelastomers is disclosed wherein a hydrocarbon anionic surfactant is employed as the dispersing agent. The surfactant has the formula R-L-M wherein R is an alkyl group having between 6 and 17 carbon atoms, L is selected from the group consisting... Agent: Dupont Performance Elastomers L.L.C.

20080125559 - Polymers and copolymers of ionic liquids as radio frequency absorbing materials: Polymerizable ionic liquid monomers and their corresponding polymers (poly(ionic liquid)s) are created and found to exhibit high absorption of radio frequency electromagnetic radiation, particularly in the microwave and radar bands. These materials are useful for coating objects to make them less reflective of radio frequency radiation and for making objects... Agent: Davis, Brown, Koehn, Shors & Roberts, P.C. The Financial Center

20080125560 - Copolymers having 1-methyl-2-methoxyethyl moieties: The copolymers include a hydrophobic monomer and an acryloyl or methacryloyl ester of a propylene glycol monomethyl ether, also referred to as 1-methyl-2-methoxyethyl acrylate (“MMOEA”). The combination of the hydrophobic monomer and the MMOEA monomer advantageously provides desired mechanical strength, biocompatibility, and drug permeability in the copolymers. The copolymers can... Agent: Workman Nydegger

20080125561 - Copolymer, lubricating oil viscosity modifier, and lubricating oil composition: e

20080119621 - Method of controlling a polymerization reactor: Embodiments of the invention provide a method of controlling a gas-phase polymerization process. The method includes determining a difference between a control variable of the polymerization process, such as the production rate, and the desired value of the control variable; adjusting or maintaining a first manipulated variable to at least... Agent: Baker & Mckenzie LLP / Dow

20080119622 - Olefin polymerization process in the presence of an anti-fouling agent: An olefin polymerisation process carried out in the presence of an anti-fouling agent and a chromium-type catalyst or Ziegler Natta catalyst; characterised in that the anti-fouling agent comprises an anti-fouling polymer having an average molecular weight (Mw) of greater than 1000 daltons and containing: (1) one or more blocks —(CH2—CH2—O)k—... Agent: Fina Technology Inc

20080119624 - Loop reactor with varying diameter for olefin polymerization: Process for polymerizing at least one olefinic monomer selected from ethylene, propylene and 1-butene in a loop reactor in the presence of a polymerization catalyst at from 20 to 150° C., but below the melting point of a polymer to be formed, and a pressure of from 43 to 80... Agent: Basell Usa Inc.

20080119623 - Anti-fouling agent and method for producing the same: o

20080119625 - Azlactone telechelic polymer: A curable composition is described comprising a Michael donor component, a polyacryl component, and 1) an ethylenically unsaturated monomer having a reactive azlactone functional group, or 2) an ethylenically unsaturated monomer having a reactive ring-opened azlactone functional group. A telechelic polymer that is the reaction product of these components is... Agent: 3m Innovative Properties Company

20080119626 - Polyacrylic acid (salt) water-absorbent resin, production process thereof, and acrylic acid used in polymerization for production of water-absorbent resin: An embodiment of the present invention allows for the production, with a high productivity, of a water-absorbent resin having an improved relationship between absorption capacity and water-soluble polymer, which are conflicting properties of the water-absorbent resin, being easily controlled for polymerization reaction, being of no odor, being less colored, and... Agent: Harness, Dickey & Pierce, P.L.C

20080114135 - Method for transitioning between ziegler-natta and metalocene catalysts in a bulk loop reactor for the production of polypropylene: Polymerization processes in a bulk loop reactor are described herein. In particular, a method of contacting a flow of metallocene with a flow of propylene is provided. This method includes directing the flow of metallocene towards a junction, directing the flow of propylene towards the junction and maintaining a portion... Agent: Fina Technology Inc

20080114136 - Metal complex containing tridentate ligand, and polymerization catalyst comprising the same: The present invention provides 1) a complex comprising a mono-anionictridentate ligand, represented by the following general formula (I); 2) a polymerization catalyst composition, comprising the complex; and 3) a cis-1,4-isoprene polymer, a cis-1,4-butadiene polymer, a cis-1,4-isoprene-styrene copolymer, a cis-1,4-butadiene-styrene copolymer, a cis-1,4-butadiene-cis-1,4-isoprene copolymer, and a cis-1,4-butadiene-cis-1,4-isoprene-styrene copolymer, each of which... Agent: Birch Stewart Kolasch & Birch

20080114137 - Method for the termination of anionic polymerization using phosphate ester/water mixture: The present invention relates to a method for terminating anionic polymerization using phosphate ester/water mixture, more particularly to a novel method for terminating anionic polymerization using phosphate ester/water mixture as a polymerization terminator in a living polymer solution prepared by the anionic polymerization, so that the polymerization can be terminated... Agent: Fleit Kain Gibbons Gutman Bongini & Bianco

20080114138 - Process for the production of polyester product from alkylene oxide and carboxylic acid: A process to produce polyester product from alkylene oxide and carboxylic acid. More specifically this process relates to a process to produce polyethylene terephthalate where terephthalic acid and ethylene oxide are reacted to form a partially esterified terephthalic acid product and then the partially esterified product is further reacted with... Agent: Steven A. Owen Eastman Chemical Company

20080114139 - Copolymer for semiconductor lithography and producing method thereof, and composition: p

20080114140 - Method for producing polymers: The invention relates to a method for producing polymers which contain (meth)acrylate salt units by radical polymerization of (meth)acrylate salt and optionally other monomers in an aqueous medium, using a supersaturated aqueous solution of (meth)acrylate salt. The highly concentrated reaction mixtures so obtained are characterized by a high solid content... Agent: Marshall, Gerstein & Borun LLP

20080114141 - Aba tri-block copolymer: e

20080114142 - Ethylene-propylene copolymer compositions and methods of making and using same: An ethylene-propylene copolymer having a cold xylene solubles weight percent greater than twice the magnitude of the ethylene content wherein the ethylene content is measured by C13-NMR and having less than about 30% of the cold xylene solubles fraction having a log weight average chain length of less than about... Agent: Chevron Phillips Chemical Company

20080108763 - Adjusting polymer characteristics through process control: Properties of a polymer produced in gas phase or slurry phase using a dual catalyst such as polydispersity and comonomer incorporation, may be controlled by controlling reaction parameters such as temperature, (co)monomer pressure, hydrogen partial pressure and the presence of non-polymerizable hydrocarbon. This provides an easy method to control the... Agent: Kenneth H. Johnson

20080108764 - Fiber and process for obtaining same from high-modulus, extrudable polyethylene: A fiber and a process for obtaining same from a high-modulus polyethylene, extrudable in state-of-the-art equipment and in the absence of previous solubilization in any kind of organic solvent is described, the process comprising providing such a polyethylene, introducing it in a state-of-the-art extruder, extruding it according to a temperature... Agent: Sughrue Mion, Pllc

20080108765 - Activating agents for hafnium-based metallocene components: The present invention discloses an active metallocene catalyst system prepared with a hafnium-based metallocene catalyst system and an activating agent comprising an aluminoxane and a sterically hindered Lewis base.... Agent: Fina Technology Inc

20080108766 - Polyolefins prepared from a metallocene and a new single site catalyst component in a single reactor: The present invention discloses a catalyst system based on a metallocene catalyst component and a new single site catalyst component for the production in a single reactor of improved polyolefins having a bimodal molecular weight distribution.... Agent: Fina Technology Inc

20080108767 - Fluorine-containing compound having hydrolyzable metal alkoxide moiety, curable fluorine-containing polymer prepared from the same compound, and curable fluorine-containing resin composition comprising the same polymer: wherein X1 and X2 are the same or different, and each is H or F; X3 is H, F, CH3 or CF3; X4 and X5 are the same or different, and each is H, F or CF3; Rf1 is a fluorine-containing alkyl group having 1 to 40 carbon atoms or... Agent: Sughrue Mion, Pllc

20080108768 - Ethylene copolymers and their uses: The invention provides for ethylene copolymers having a polymodal CD, wherein under temperature rising elution fractionation (TREF) analysis the ethylene copolymers evidence at least two peaks.... Agent: Univation Technologies Llc

20080108769 - Fluorine-containing copolymer: (where Rf is a fluoroalkylene group, a fluoroalkyl ether group, or a fluoroalkoxyfluoroalkyl ether group, having 1-25 carbon atoms), and at least one of other fluorine-containing unsaturated monomers, where a high-molecular weight fluorine-containing copolymer having a melt viscosity (230° C.) of 0.1-100 g/10 min. is insoluble in a solvent, and... Agent: Butzel Long

20080108770 - Process for producing amide compound and acrylamide polymer: In a method for producing an amide compound of the present invention including obtaining an amide compound from a nitrile compound using a microbial catalyst and transferring a solution containing the microbial catalyst and the amide compound, a positive-displacement pump is used for transferring the solution containing a microbial catalyst... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080108771 - Redox polymerization method, water-absorbent resin composite, and absorbent article: In a method of redox polymerization of monomer by the use of a non-metal reducing agent and a non-metal oxidizing agent, a transition metal compound is used in addition to the reducing agent and the oxidizing agent in an amount of from 0.01 to 100 ppm by weight in terms... Agent: Birch Stewart Kolasch & Birch

20080103271 - Inferred water analysis in polyphenylene sulfide production: A method for producing polyphenylene sulfide (PPS) polymer, including polymerizing reactants in a reaction mixture in a vessel to form PPS polymer in the vessel, measuring values of operating variables of the vessel and/or PPS process, and determining the amount of quench fluid to add to the vessel based on... Agent: Fletcher Yoder (chevron Phillips)

20080103272 - Reactor systems for use in polymerization processes: The invention relates to new polymerization processes using hydrofluorocarbons to produce polymers. In particular, the invention relates to new polymerization processes using turbulent flow reactor systems using diluents including one or more hydrofluorocarbon(s) to produce polymers.... Agent: Exxonmobil Chemical Company

20080103273 - Polytriazoles constructed by 1, 3-dipolar cycloaddition: A process of synthesizing hyperbranched polytriazoles, linear and hyperbranched poly(aroyltriazoles) by Huisgen 1,3-dipolar cycloaddition. The polytriazoles were prepared by A2+B3 method to avoid self-polymerization during monomer preparation and storage. The polymers are light emissive and can be crosslinked to generate well-resolution photopatterns upon UV irradiation. White light emission patterns were... Agent: Nath & Associates

20080103274 - Accelerated organoborane initiated polymerizable compositions: The invention is a two part polymerizable composition comprising in one part i) an organoboron compound capable of forming free radical generating species; and in the second part ii) one or more compounds capable of free radical polymerization; iii) one or more cure accelerators comprising a) at least one compound... Agent: The Dow Chemical Company

20080103275 - Negative photosensitive polyimide polymer and uses thereof: e

20080103276 - Method for controlling fluidity of phosphor, phosphor and phosphor paste: Disclosed herein is a method for controlling the fluidity of a phosphor, a phosphor and a phosphor paste, the method comprising the steps of: treating the surface of a phosphor with a silane compound comprising a double bond; and polymerizing the monomer on the surface of the phosphor to form... Agent: Cantor Colburn, LLP

20080103277 - Spheronized polymer particles: Disclosed are methods for producing spheroid polymer particles from non-spheroid particles by heating the non-spheroid particles in a liquid medium.... Agent: Needle & Rosenberg, P.C.

20080103278 - New polymer and polymer light-emitting device using the same: wherein, A1 represents a divalent group in which the bond distance ratio (bond distance of C(α)-A1/bond distance of C(α)-C(β)) is 1.10 or more; R1, R2, R3, R4, R5, and R6, each independently represent a hydrogen atom, alkyl group, alkyloxy group, aryloxy group, arylalkyloxy group, etc. The polymer is useful as... Agent: Sughrue Mion, PLLC