Synthetic resins or natural rubbers -- part of the class 520 series inventions 07/08

20080182947 - Process for producing ethylene -alpha- olefin-polyene copolymer: P

20080182948 - Low shrinkage and low stress dental compositions: A composition of macrocyclic oligomer with at least one polymerizable group, (meth)acrylate, for example.... Agent: Dentsply International Inc

20080182949 - Process for producing olefin polymer: Disclosed is to provide a process for producing an olefin polymer by continuous polymerization according to which the transition metal compound and the co-catalyst component promptly contact after they are fed to the polymerization reaction tank. The above process for producing an olefin polymer comprises continuously polymerizing an olefinic monomer... Agent: Sughrue Mion, PLLC

20080182950 - Prepolymerized catalyst for olefin polymerization, process for polymerizing olefin by using the catalyst and polyolefin produced by the process: The present invention relates to a prepolymerized catalyst for olefin polymerization, a process for polymerizing an olefin by using the catalyst and a polyolefin produced by the process, in which a Ziegler-Natta catalyst is prepolymerized sequentially using α-olefin and vinyl saturated cyclic hydrocarbon, and then an olefin is polymerized using... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20080182951 - Chromium pyridine bis(oxazoline) and related catalysts for ethylene dimerization: The present invention provides a method of producing oligomers of olefins, comprising reacting olefins with a chromium based catalyst under oligomerization conditions. The catalyst can be the product of the combination of a chromium compound and a pyridyl bis(oxazoline) or pyridyl bis(thiazoline) ligand. In particular embodiments, the catalyst composition can... Agent: Exxonmobil Chemical Company

20080182952 - Catalyst compounds and use thereof: wherein: each X is, independently, a hydride, a halogen, a hydrocarbyl, a substituted hydrocarbyl, a halocarbyl, or a substituted halocarbyl; w is 2; each R1, R2, R3, and R4 is, independently, a hydrogen, a hydrocarbyl, a substituted hydrocarbyl, a halocarbyl, a substituted halocarbyl, a halogen, an alkoxide, a sulfide, an... Agent: Exxonmobil Chemical Company

20080182953 - Vinylidene fluoride copolymer composition with improved low-temperature impact properties: This invention relates to a heterogeneous copolymer composition of polyvinylidene fluoride with one or more perfluoroalkyl ethers. These copolymers have excellent low temperature impact properties, while maintaining a high melting point.... Agent: Thomas F. Roland, Esq. Arkema Inc.

20080182954 - Method for producing functionalized cis-1,4-polydienes having high cis-1,4-linkage content and high functionality: This invention relates to a method for producing functionalized cis-1,4-polydienes having a combination of a high cis-1,4-linkage content and a high functionality, the resulting polymers and the vulcanized products containing the polymers. The functionalized cis-1,4-polydienes of the present invention are produced by a method comprising the steps of: (1) preparing... Agent: Chief Intellectual Property Counsel Bridgestone Americas Holding, Inc.

20080182955 - Polyvinylpyrrolidone powder compositions: A polyvinylpyrrolidone powder composition including polyvinylpyrrolidone with a K value of not lower than 50 and not higher than 120, wherein a content of insoluble substances remaining on a membrane filter having a pore size of 1.2 μm when a 2 wt % aqueous solution of the composition is filtered... Agent: Wenderoth, Lind & Ponack, L.L.P.

20080182956 - Synthesis of cationic siloxane prepolymers: This application is directed toward an improved method of synthesizing cationic siloxane prepolymers as well as a specific cationic siloxane prepolymer having improved compatibility with monofunctional siloxanyl methacrylate monomers and medical devices containing the cationic siloxane prepolymer.... Agent: Bausch & Lomb Incorporated

20080182957 - Copolymerizable azo compounds and articles containing them: Polymerizable light absorbing azo dyes are disclosed useful as monomers in the formation of devices such as, but not limited to ocular lenses. Specifically, intraocular lenses (IOL) are disclosed wherein one or more of the light absorbing dye is covalently bonded to other structural polymers though ethylene unsaturated groups. The... Agent: Kirkpatrick & Lockhart Preston Gates Ellis LLP

20080182958 - Light-scattering compositions: Light-scattering compositions comprising diffuser polymer particles are disclosed. Also disclosed are methods of making and using the light-scattering compositions.... Agent: Rohm And Haas Company Patent Department

20080177012 - Process and apparatus for the polymerization of ethylene: Process for the polymerization of ethylene or of ethylene with further 1-olefins, in which the ethylene is polymerized in the presence of a catalyst in a gas-phase reactor and reaction gas comprising propane and unpolymerized ethylene is circulated to remove the heat of polymerization, wherein the polymer particles are discharged... Agent: Basell Usa Inc.

20080177013 - Supported, titanized chromium catalyst and its use for preparing homopolymers and copolymers of ethylene: Novel supported, titanized chromium catalysts for the homopolymerization of ethylene and the copolymerization of ethylene with α-olefins, a process for preparing them and to their use for the polymerization of olefins.... Agent: Novak Druce Deluca + Quigg LLP

20080177014 - Polymerization catalyst composition and process for production of polymer: A polymerization catalyst composition for a radically polymerizable monomer of the present invention comprises a transition metal-containing phosphazenium composition which is produced by mixing a phosphazenium compound with a compound of a transition metal belonging to Groups 4 to 12 in the periodic table and an organic halogen compound.... Agent: Buchanan, Ingersoll & Rooney Pc

20080177015 - (pentafluorophenyl) group 11 and 12 metal compounds, processes for preparing (pentafluorophenyl) group 11 and 12 metal compounds, and uses thereof: (Pentafluorophenyl) Group 11 and 12 metal compounds and processes for preparing (pentafluorophenyl) Group 11 and 12 metal compounds are disclosed. Also, disclosed are processes for preparing (pentafluorophenyl) Group 13 or 15 metal compounds useful as Lewis acids. Compositions with low levels of base impurities and products produced by the novel... Agent: Renner Kenner Greive Bobak Taylor & Weber

20080177016 - Phenylazo-acetoacetanilide derivatives with a polymerizable functional group and related compounds as monomers for preparing polymeric pigment dispersants for inkjet inks: and R represents a substituted or unsubstituted alkyl group, with the proviso that one of R, AR1, and AR2 has a substituent with a polymerizable functional group. The monomer can be advantageously used to prepare polymeric dispersants for pigment dispersion, especially inkjet inks.... Agent: Agfa C/o Keating & Bennett, LLP

20080177017 - Modified polymer, rubber composition, and tire: The present invention provides a modified polymer, which is obtained by reacting, with an active metal bonded to a polymer, a modifier represented by the general formula (I) (where X1 to X5 each represent a hydrogen atom or a specific monovalent functional group, and at least one of those is... Agent: Sughrue Mion, Pllc

20080177018 - Biaxially-oriented metallocene-based polypropylene films having reduced thickness: A polymer film having a thickness of 10 microns or less and improved barrier characteristics to both water vapor and oxygen is formed from a biaxially-oriented polypropylene film of isotactic polypropylene. The polypropylene is prepared by the polymerization of propylene in the presence of an isospecific metallocene catalyst. The film... Agent: Fina Technology Inc

20080177019 - High-pressure separator: A high-pressure separator with improved efficiency is provided. The separator comprises a centrifugal separator located inside of a gravity separator. The centrifugal separator has an enclosed upper portion and desirably comprises a single cylinder. The high-pressure separator is particularly suitable for use in the production of low-density polyethylene under high... Agent: Phan Law Group Pllc

20080171838 - Olefin polymerization process with sequential discharging: The present invention relates to a polymerization process for producing olefin polymers in a loop reactor comprising two or more settling legs, comprising the steps of: —introducing into the loop reactor one or more olefin reactants, polymerization catalysts and diluents, and while circulating said reactants, catalysts and diluents; —polymerizing said... Agent: Fina Technology Inc

20080171839 - Morphology controlled olefin polymerization process: A catalyst composition, method of formation and process of use in the polymerization of olefin monomers, said composition comprising a catalyst compound, an activator capable of converting said catalyst compound into an active catalyst for addition polymerization, optionally a carrier, further optionally a liquid diluent, and a hydroxycarboxylate metal salt... Agent: The Dow Chemical Company

20080171840 - Butene-1/ethylene copolymer: c

20080171841 - Adhesive for dental or surgical use and polymerization initiator composition for the same: A polymerization initiator composition which does not burn or ignite even when it contacts paper or the like in air and can provide high polymerization activity to a polymerizable composition to cure it in a short period of time, and an adhesive composition comprising the same. The above polymerization initiator... Agent: Birch Stewart Kolasch & Birch

20080171842 - Modifying polyethylene made by ziegler or single-site catalyst with free radical initiator: A method of modifying a polyethylene is disclosed. In the method ethylene or a mixture of ethylene and a C3-C10 α-olefin is polymerized in an organic solvent with a Ziegler or single-site catalyst to form an initial polyethylene solution. The initial polyethylene solution is then reacted with a free radical... Agent: Lyondellbasell Industries

20080171844 - Copolymers for barriers: A polyvinylidene difluoride copolymer with a fluoroolefin selected from 2,3,3,3-tetrafluoropropene, 1,1,3,3,3-pentafluoropropene, 2-chloro-pentafluoropropene, hexafluoropropylene, trifluoroethylene, chlorotrifluoroethylene, 3,3,3-trifluoro-2-trifluoromethylpropene and a mixture thereof, wherein the stoichiometry of the co-monomers defines the barrier properties of the copolymer. Such polymers include moisture barrier copolymers and oxygen barrier copolymer. Processes for preparing such moisture barrier copolymers... Agent: Honeywell International Inc.

20080171843 - Use of decanter centrifuge in polymer processing: The present invention relates to a process for the removal of solvent from a polymer emulsion or suspension, by use of a decanter centrifuge (10). The decanter centrifuge (10) provides an efficient thickening method. The process is especially useful for emulsion or suspension polymer compositions having high levels of solvent... Agent: Arkema Inc. Patent Department - 26th Floor

20080167433 - Method for preparing glycidyloxystyrene monomers and polymers thereof: It was found that glycidyloxystyrenes, including glycidyloxystyrene and substituted glycidyloxystyrene, can be synthesized from hydroxycinnamic acid or substituted hydroxycinnamic acids in a one-pot, two-step process. The substrate can be thermally decarboxylated and then without purification, reacted in the presence of a halomethyl-oxirane and a base. The resulting product can be... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20080167434 - Method for preparing an olefin polymerization catalyst composition: The present invention provides for a method for preparing a storable fluidic olefin polymerisation catalyst composition, said catalyst comprising an organometallic compound of a transition metal of Group 3 to 10 of the Periodic Table (IUPAC), or of an actinide or lanthanide, and the use of such composition for polymerising... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP

20080167435 - Organic semiconductor materials and methods of preparing and use thereof: Solution-processable organic n-type semiconductor materials are provided with processes for preparing the same. Composites and electronic devices including the organic n-type semiconductor materials also are provided.... Agent: Kirkpatrick & Lockhart Preston Gates Ellis LLP (formerly Kirkpatrick & Lockhart Nicholson Graham)

20080161509 - Method for production of polyether alcohols: The invention provides a process for preparing polyether alcohols by adding alkylene oxides onto H-functional starter substances using DMC catalysts, which comprises, in a first step, adding propylene oxide or a mixture of propylene oxide and ethylene oxide onto H-functional starter substances and, in a second step, transferring the product... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080161510 - Antistatic composition for polymerization or copolymerization of olefins in the gas phase, olefin polymerization or copolymerization process in the gas phase, and olefin polymer or copolymer thereof: The present invention regards to an antistatic composition obtained from the combination of two antistatic agents, and its application in polymerization or copolymerization of olefins in the gas phase.... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20080161511 - Process for producing fluoropolymer: e

20080161512 - Production process of polyacrylic acid (salt) water-absorbent resin: An embodiment of the present invention allows for production, with a high productivity, of a water-absorbent resin including 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 being... Agent: Harness, Dickey & Pierce, P.L.C

20080161513 - Catalyst for olefin polymerization and preparation thereof and polymerization process: The catalyst for olefin polymerization contains three components A, B and C. The component A is a solid catalyst containing titanium, magnesium, chlorine element and an internal electron donor, the internal electron donor consists of 1,4-diether [2,2′-dialkoxy-1,1′-biphenyl, 2,2′-dialkoxy-1,1′-binaphthalene, 10,10′-dialkoxy-9,9-biphenanthrene] and organic acid ester or 1,3-diether [9,9-bis(methoxymethyl)fluorine, 2,2-dialky 1-1,3-dimethoxypropane]; the component... Agent: Squire, Sanders & Dempsey L.l.p.

20080161514 - Transition metal complex, process for producing said transition metal complex, substituent-carrying fluorene compound, process for producing said fluorene compound, catalyst component for olefin polymerization, catalyst for olefin polymerization, and proc: wherein M is the group 4 transition metal atom in the periodic table of elements; A is the group 16 atom therein; J is the group 14 atom therein; R1, R2, R3, R4, R5, R6, X1 and X2 are independently of one another (1) a substituent selected from the group... Agent: Foley And Lardner LLP Suite 500

20080161515 - Succinate-containing polymerization catalyst system using n-butylmethyldimethoxysilane for preparation of polypropylene film grade resins: It has been discovered that using n-butylmethyldimethoxysilane (BMDS) as an external electron donor for succinate-containing Ziegler-Natta catalysts can provide a catalyst system that may prepare polypropylene films with improved properties. The catalyst systems of the invention provide for controlled chain defects/defect distribution and thus a regulated microtacticity along with broadened... Agent: Fina Technology Inc

20080161516 - Process for preparing 1-olefin (co) polymers: For the (co) polymerization of ethylene with other 1-olefins, a Ziegler catalyst which comprises the product from the reaction of a magnesium alkoxide suspended or dispersed as ge in an inert solvent with a tetravalent transition metal compound and is subjected to a thermal after-treatment for a period of not... Agent: Basell Usa Inc.

20080161517 - Transition metal polymerization catalysts, their synthesis and use in olefin polymerization: wherein R1 and R2 (each occurrence) independently represent an aryl, alkyl, or cycloalkyl group having up to 20 carbon atoms; R3 and R4 (each occurrence) independently represent an aryl, alkyl, or cycloalkyl group having up to 20 carbon atoms; R5 represents an aryl, alkyl, or cycloalkyl group having up to... Agent: Exxonmobil Chemical Company

20080161518 - Catalyst system for synthesizing amine functionalized rubbery polymers having a high trans microstructure: The present invention is directed to a catalyst system for synthesizing rubbery polymers, such as polybutadiene rubber, styrene-butadiene rubber, isoprene-butadiene rubber, or styrene-isoprene-butadiene rubber, that are amine functionalized and have a high trans microstructure. The catalyst system, in one embodiment, includes (a) an organolithium amine compound, (b) a group IIa... Agent: Wood, Herron & Evans, LLP

20080161519 - Catalyst system for synthesizing amine functionalized rubbery polymers: The present invention is directed to a catalyst system for synthesizing rubbery polymers, such as polybutadiene rubber, styrene-butadiene rubber, isoprene-butadiene rubber, or styrene-isoprene-butadiene rubber, that are amine functionalized and have a high trans or high vinyl microstructure. The catalyst system, in one embodiment, includes an organolithium amine compound, and one... Agent: Wood, Herron & Evans, LLP

20080161520 - Heterocycle-bearing onium salts: The present invention relates to a heterocycle-containing onium salt useful as, for example, a cationic photopolymerization initiator and an acid generator for a chemically amplified resist, and provides a heterocycle-containing onium salt shown in the specification.... Agent: Hamre, Schumann, Mueller & Larson, P.c.

20080161521 - Production method of insulating film forming composition, insulating film forming composition produced by the production method, insulating film and electronic device: A production method of an insulating film forming composition includes a process of filtering a composition through a filter made of polyethylene or nylon.... Agent: Sughrue-265550

20080161522 - Production of water-absorbing polymeric particles: The present invention relates to a process for producing water-absorbing polymeric particles by polymerizing a monomer solution, which comprises removing the polymer gel from the reactor when the gel temperature is at least 50° C. and the monomer conversion is not more than 90 mol %, and also to a... Agent: Marshall, Gerstein & Borun LLP

20080161523 - Radially multi-branched polymer and porous film using the same: Disclosed is a novel radially multi-branched polymer. The radially multi-branched polymer includes a central molecule to which side-branches are bonded in at least three positions and has an average molecular weight of 500 to 100,000, the side-branch being selected from the group consisting of a polyalkylene oxide, a polyacrylate, a... Agent: Birch Stewart Kolasch & Birch

20080161524 - Photopolymer-based dielectric materials and methods of preparation and use thereof: Photopolymer-based dielectric materials are provided with methods for preparing the same. Composites and electronic devices including such dielectric materials also are provided.... Agent: Kirkpatrick & Lockhart Preston Gates Ellis LLP (formerly Kirkpatrick & Lockhart Nicholson Graham)

20080161525 - Compounds and methods for reducing undesired toxicity of chemotherapeutic agents: Novel compositions and formulations are disclosed that have use as toxicity-reducing agents for various chemotherapeutic agents and as treatment for certain diseases and conditions. The compositions of matter are amino acid and peptide heteroconjugated disulfides of 2-mercaptoethane sulfonate sodium.... Agent: Scott A. Whitaker, Ph.d., J.d., Senior Intellecual Property Counsel

20080161526 - Cross-linked polyethylene resin for large part blow molding: The invention relates generally to the production of polyethylene, and particularly to the production of polyethylene that is mixed with peroxides during extrusion to increase the level of long-chain branching. In an aspect, the polyethylene is used for large part blow molding (LPBM) applications. In an embodiment, the cross-linked polyethylene... Agent: Fina Technology Inc