Synthetic resins or natural rubbers -- part of the class 520 series inventions 01/07

20070021573 - Supported catalyst for olefin polymerization: Disclosed are catalyst systems and methods of making the catalyst systems for the polymerization of an olefin containing a solid titanium catalyst component containing an inorganic titanium compound, a magnesium alcohol adduct made from an inorganic magnesium compound and an alcohol, and a porous support having at least one of... Agent: Amin, Turocy & Calvin, LLP

20070021574 - Heterogenisation of catalyst components: Provided is a method for the production of an olefin polymer, which method comprises polymerising an olefin monomer in the presence of a metallocene catalyst, which catalyst comprises one or more alkyl moieties having a terminal olefin group, and is selected from a catalyst of formula (I): R″(CpRq)XMQpwherein Cp is... Agent: Fina Technology Inc

20070021575 - Fluorophenylborates and their use as activators in catalyst systems for olefin polymerization: where Ct+ is a cation capable of extracting an alkyl group from, or breaking a carbon-metal bond of, an organo metallic compound; Arf is a fluorophenyl group; n is 1 or 2; and each R is independently selected from a fluorophenyl group and a fluoronaphthyl group, provided that when n=1,... Agent: Exxonmobil Chemical Company

20070021576 - Method for polymerizing cycloolefin polymer containing polar functional groups and electronics devices employing the polymerized cycloolefins: Disclosed is a method for preparing a cycloolefin polymer containing polar functional groups, comprising the steps of: a) preparing a catalyst mixture including i) a precatalyst; ii) a first cocatalyst; and iii) a second cocatalyst; and b) subjecting a monomer solution comprising a norbornene-based compound containing a polar functional group... Agent: Cantor Colburn, LLP

20070015886 - Installation for gas-phase polymerisation: Installation for the gas-phase polymerisation of at least one olefinic monomer, comprising a horizontal stirred reactor (1) consisting of an undivided space, provided with a number of gas feeds (13a-13) in the bottom section of the reactor (1) and a number of liquid feeds (7a-7) in the top section of... Agent: Jones Day

20070015887 - Method for producing water-absorbing resin: A process for preparing a water-absorbent resin comprising carrying out a reverse phase suspension polymerization in multi-steps of at least two steps when the water-absorbent resin is prepared by subjecting a water-soluble ethylenically unsaturated monomer to the reverse phase suspension polymerization in the presence of a crosslinking agent, the process... Agent: Birch Stewart Kolasch & Birch

20070015888 - Polymerization process: The invention pertains to a polymerization process including polymerizing at least one fluorinated monomer in the presence of a radical initiator and a surfactant in a polymerization medium containing carbon dioxide to provide a polymer product, characterized in that the surfactant is a functional (per)fluoropolyether, which is a polymer comprising... Agent: C. Irvin Mcclelland Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070015889 - Directly polymerized low molecular weight granular polytetrafluoroethylene: A process for producing low molecular weight, granular polytetrafluoroethylene or modified polytetrafluoroethylene by suspension polymerization of pressurized tetrafluoroethylene in an agitated reaction vessel. The polymerization is conducted in aqueous medium in the presence of a free radical initiator, and a telogen. The reaction vessel is agitated during polymerization sufficiently to... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20070015890 - Process for producing polymer: The object of the present invention is to provide a process for industrially advantageously producing a polymer having a high molecular weight and a narrow, monodispersed molecular weight distribution, and more particularly, a block copolymer of an anionic polymerizeable monomer and an acrylic monomer. The object of the present invention... Agent: Lahive & Cockfield, LLP

20070010637 - Transition metal complexes, catalyst compositions containing the same, and olefin polymerization using the catalyst compositions: Provided are a novel transition metal complex where a monocyclopentadienyl ligand to which an amido or alcoxy group is introduced is coordinated, a method of synthesizing the same, and olefin polymerization using the transition metal complex. Compared to a conventional transition metal complex having a silicon bridge and an oxido... Agent: Cantor Colburn, LLP

20070010638 - Transition metal complexes, catalyst compositions containing the same, and olefin polymerization using the catalyst compositions: Provided are a novel transition metal complex where a monocyclopentadienyl ligand to which an amine-based group is introduced is coordinated, a method of synthesizing the same, and olefin polymerization using the transition metal complex In the novel transition metal complex, an imino phenyl group is not cross-linked to a metal... Agent: Cantor Colburn, LLP

20070010639 - Polyolefin functional at each end: wherein X and Y are each a group containing at least one element selected from oxygen, sulfur, nitrogen, phosphorus and halogens, X and Y may be the same or different, P represents a chain made mainly of an olefin composed only of carbon and hydrogen atoms, and X and Y... Agent: Birch Stewart Kolasch & Birch

20070010640 - Oligomerisation catalyst based upon an octanuclear nickel cluster: The present invention discloses a catalyst component based upon a Nib cluster made of two sheets each containing four nickel atoms and that is the reaction product of: a) a first component of the general formula (I) b) a second component based on complex, of the general formula (II) wherein... Agent: David J Alexander Fina Technology Inc

20070010641 - Catalyst systems for elastomeric compositions: A catalyst system is disclosed for use with elastomeric compositions, such as thermoset elastomers or thermoplastic elastomers. The catalyst system comprises at least one phenolic resin and at least one other ingredient selected from the group consisting of a non-transition metal halide and a nanoclay, provided that when the ingredient... Agent: Polyone Corporation

20070010642 - Copolymers of tetrafluoroethylene: A polymerization process for producing a tetrafluoroethylene copolymer, and the copolymer produced thereby, are provided. The copolymer is of the dispersion/fine powder type and contains polymerized tetrafluoroethylene monomer units and co-polymerized higher homologous comonomer units having the formula (CnF(2n+1))CH═CH2, wherein 6≦n<10, in which the primary particles are believed to have... Agent: E. Alan Uebler, Esq., E. Alan Uebler, P.A. Lindell Square

20070004876 - Cocatalysts for olefin polymerizations: wherein Rz may be a linear or branched organic moiety having at least 5 carbons and Xz may be a linear or branched organic moiety having at least 5 carbons or heteroatom substituted organic moiety or a heterocyclic moiety having at least 4 atoms and may be anionic (n=2) or... Agent: Fina Technology Inc

20070004875 - Cocatalysts useful for improving polyethylene film properties: wherein Rz is a linear or branched organic moiety having at least 5 carbons and Xz is a linear or branched organic moiety having at least 5 carbons or heteroatom substituted organic moiety or a heterocyclic moiety having at least 4 atoms and can be anionic (n=2) or dianionic (n=1).... Agent: Fina Technology Inc

20070004877 - Catalyst composition for ethylene polymerization: A process for the polymerization of olefin monomers comprising contacting ethylene or a mixture of ethylene and one or more C4-8 α olefins with a catalyst composition comprising one or more Group 3-10 transition metal containing, Ziegler-Natta, procatalyst compounds; one or more alkylaluminum cocatalyts; and one or more polymerization control... Agent: The Dow Chemical Company

20070004878 - Polymerization process: The present invention relates to a continuous gas phase process comprising polymerizing one or more hydrocarbon monomer(s) in a fluidized bed reactor in the presence of catalyst system or polymerization catalyst and a condensable fluid for a period of at least 12 hours where the bed temperature is less than... Agent: Univation Technologies LLC

20070004879 - Gas-phase olefin polymerization process: A continuous process for the olefin polymerization in a fluidized bed reactor, said process comprising continuously passing a gaseous stream comprising one or more α-olefin monomers through the fluidized bed in the presence of a polymerization catalyst under reactive conditions, withdrawing polymeric product and unreacted fluids from the reactor, cooling... Agent: Basell Usa Inc.

20070004880 - Polymer, process for producing the polymer, and curable composition containing the polymer: c

20070004883 - Bis(salicylaldiminato)titanium complex catalysts, highly syndiotactic polypropylene by a chain-end control mechanism, block copolymer containing this: Bis(salicylaldiminato)titanium complex with optionally substituted phenyl or cyclohexyl on nitrogen catalyzes highly syndiospecific polymerization of propylene. Syndiotactic polypropylene with defects of the type rmr having [rrrr] content greater than 0.70 and block copolymer containing block(s) of the syndiotactic polypropylene and block(s) of poly(ethylene-co-propylene) and/or poly(alpha-olefin-co-propylene) are obtained. Certain of the... Agent: Bacon & Thomas, PLLC

20070004882 - Catalyst preparation method: A two-step catalyst preparation method is disclosed. First, a support is combined with an indenoindolyl Group 3-10 metal complex and a first activator comprising an alkyl alumoxane to give a supported complex. The supported complex is subsequently combined with a second activator comprising an ionic borate to produce a borate-treated... Agent: Lyondell Chemical Company

20070004881 - Olefin polymerization process with improved operability and polymer properties: Ethylene and optional comonomers are polymerized in the presence of an organozinc compound and a catalyst system to produce an ethylene polymer. The catalyst system comprises a bridged indenoindolyl Group 3-10 transition metal complex and an activator. The organozinc compound is used in an amount effective to increase the polymer... Agent: Lyondell Chemical Company

20070004884 - Polymerization catalysts, preparation of polyolefins, organotransition metal compounds and ligands: The present invention relates to catalyst systems which can be used for preparing homopolymers or copolymers of olefins and are obtainable by reacting at least one transition metal compound with at least one cocatalyst which is able to convert the transition metal compound into a species which displays polymerization activity... Agent: Connolly Bove Lodge & Hutz, LLP

20070004885 - (meth) acrylic acid type polymer and unsaturated polyalkylene glycol type copolymer, and methods for production thereof: This invention concerns a (meth)acrylic acid type polymer, wherein the value S representing the quantity of an sulfur element introduced which is defined by the formula, S=(quantity of S contained in polymer)/(total quantity of S)×100, is not less than 35. This (meth)acrylic acid type polymer is a water-soluble polymer of... Agent: Mathews, Shepherd, Mckay, & Bruneau, P.A.

20070004886 - Biomedical devices: Biomedical devices are provided herein which are formed from a polymerization product of a monomeric mixture comprising one or more monomers comprising one or more trifluorovinyl groups, e.g., a perfluorocyclobutane containing polymer.... Agent: Bausch & Lomb Incorporated

20070004887 - Method for preparing curable composition: A method for preparing a copolymer composition, useful as a thermosetting binder, by reacting, in situ, an ethylenically-unsaturated carboxylic acid, with the reaction product of an ethylenically-unsaturated carboxylic acid anhydride monomer, and a hydroxy-functional compound, is provided.... Agent: Rohm And Haas Company Patent Department

20070004888 - Photoimageable composition: m

20070004889 - Polymers based on n,n-diallylamine derivatives their production and use: The present invention relates to processes for the preparation of novel polymers starting from the reaction of diallylamine or diallylamine derivatives with olefinically unsaturated compounds within the framework of a Michael addition and subsequent free-radical polymerization of the Michael adducts, if appropriate in the presence of further free-radically polymerizable compounds.... Agent: Connolly Bove Lodge & Hutz LLP

20070004890 - N-vinylformamide derivatives, polymers formed therefrom and synthesis thereof: with a compound having the formula XRR1; wherein X is Br, Cl or I, M is an alkali metal or an alkali earth metal, R1 is a C0-C25 alkylene group, a C0-C25 fluroalkylene group or a C0-C25 perfluoro alkylene group, R2 is H, provided R1 is not absent, an alkyl... Agent: Bartony & Hare