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

20080207851 - Method for the production of polymers: The present invention relates to a process for preparing polymers by polycondensation catalysed by transition metals. These polymers are of great importance in, in particular, the fast-growing field of organic semiconductors. The polymers obtained by the process of the invention can be prepared with greater reproducibility and in higher purity... Agent: Connolly Bove Lodge & Hutz, LLP

20080207852 - Process for producing ethylene -alpha- olefin copolymer: e

20080207853 - Precatalysts useful in polyolefin polymerization reactions: Compounds are provided that are useful as precatlysts in the polymerization of olefins such as ethylene and propylene. Other compounds are useful as intermediates in the production of such precatalysts.... Agent: King & Schickli, Pllc

20080207854 - Substantially linear copolymers and methods of making the same: wherein R19 is selected —C═C; wherein R20 and R21 are independently selected from H, an alkyl group, an alkenyl group, an alkynyl group, an aryl group, a biphenyl group, a carboxylate group, a carboxyalkyl group, a carboxyarylalkyl group, an alkoxy group, an alkenyloxy group, an alkynyloxy group, an aryloxy group,... Agent: Rohm And Haas Company Patent Department

20080207855 - Polymerization of acyclic aliphatic olefins: A robust, impurity tolerant method of making substantially linear polymers of acyclic aliphatic olefins using catalyst complexes comprising a single palladium metal center and a substituted tri-aryl ligand is disclosed.... Agent: Rohm And Haas Company Patent Department

20080207856 - Composition and method for preparing copolymers of polar and non-polar olefins substantially free of free radical initiated polymer: A polymerizable composition including a late transition metal complex, a non-polar olefin, a polar olefin, and a free radical scavenger, wherein the polymerizable composition is capable of forming a linear poly[(non-polar olefin)-(polar olefin)] substantially free of free radical addition polymer, is disclosed. A method of copolymerizing a non-polar olefin with... Agent: Rohm And Haas Company Patent Department

20080207857 - Olefin oligomerization catalysts and methods of using same: wherein R1, R2, R3, and R4 are each independently an alkyl group, a cycloalkyl group, a substituted cycloalkyl group, an aromatic group, or a substituted aromatic group, R1c, R2c, R3c, R4c, and R5c are each independently hydrogen or an alkyl group, and MXp comprises a group IVB, VB, or VIB... Agent: Chevron Phillips Chemical Company

20080207858 - Catalyst, its preparation and use: A process for preparing a catalyst which process comprises preparing a mixture comprising iron oxide and at least one Column 1 metal or compound thereof, wherein the iron oxide is obtained by heating a mixture comprising an iron halide and at least 0.05 millimoles of a Column 6 metal per... Agent: Shell Oil Company

20080207859 - Fluororesin having low residual amount of fluorinated emulsifier and process for its production: wherein X is a hydrogen atom or a fluorine atom, A is a hydrogen atom, an alkali metal or NH4, and m is an integer of from 0 or 1, and coagulating the obtained aqueous emulsion, followed by drying, wherein the residual amount of the fluorinated emulsifier of the formula... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080207860 - Treating agent for masonry: The application to a masonry of a fluorine-containing polymer comprising (1) a fluoroalkyl group-containing monomer, and (2) a silicon-containing monomer in the amount of 2.0 to 6.0% by weight based on the polymer, can give a masonry having excellent water- and oil-repellency and soil resistance.... Agent: Sughrue Mion, Pllc

20080207861 - Curable base-resistant fluoroelastomers: Compositions of fluoroelastomers containing copolymerized units of tetrafluoroethylene, propylene, a first cure site selected from the group consisting of i) trifluoroethylene, ii) 3,3,3-trifluoropropene-1, iii) 1,2,3,3,3-pentafluoropropylene, iv) 1,1,3,3,3-pentafluoropropylene, and v) 2,3,3,3-tetrafluoropropene, and a second cure site selected from the group consisting of i) copolymerized units of a brominated cure site monomer,... Agent: Dupont Performance Elastomers L.l.c.

20080207862 - Thin film formed from polycyclic alicyclic compound as precuser and production method thereof: A thin film formed from at least one polycyclic alicyclic compound selected from among compounds of the following formulas (1), (2) and (3) as a precursor.... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080200622 - Nmr method of determining and regulating the composition of polymer mixtures in polymerization: P

20080200623 - Polymerization process: The invention relates to a process for preparing water-absorbing polymer particles, comprising the inertization of monomer solutions, wherein the monomer solution, based on the dissolved monomer, comprises from 0.001 to 0.016% by weight of at least one polymerization inhibitor and at least 50% by volume of the inert gas used... Agent: Marshall, Gerstein & Borun LLP

20080200624 - Process for preparing polymers: A process for preparing polymers, e.g., conjugated polymers, illustratively by a biphasic Suzuki reaction. The process involves reacting monomers having two reactive groups selected from boronic acid, C1-C6 boronic acid ester, C1-C6 borane, and combinations thereof, with dihalide-functionalized monomers or monomers having one reactive boronic acid, boronic acid ester or... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080200625 - Polymerisation catalyst: A polymerisation catalyst comprising (1) a transition metal compound of Formula (A), and optionally (2) an activator, wherein Z is 5-membered heterocyclic containing carbon, nitrogen and at least one other selected from nitrogen, sulphur and oxygen, the remaining atoms in the ring being nitrogen and carbon; M is a metal... Agent: Nixon & Vanderhye, PC

20080200626 - Methods for oligomerizing olefins with chromium pyridine thioether catalysts: 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 thioether compound. In particular embodiments, the catalyst compound can be used to... Agent: Exxonmobil Chemical Company

20080200627 - Method for producing melt-processable fluororesin: e

20080200628 - Synthesis of radioactive materials and compositions of same: The present invention relates generally to synthesis of radioactive material, such as a tritiated polymer, and an apparatus for generating electrical current from the nuclear decay process of a radioactive material. In one embodiment, the invention relates to an energy cell (e.g., a battery) for generating electrical current derived from... Agent: Fish & Richardson P.C.

20080200629 - Proton-conducting polymer: A proton-conducting polymer comprises a main chain and a plurality of branched side chains extending radially therefrom. The branched side chains are each bonded to a proton-conducting salt at the end. In the proton-conducting polymer, the salts can be circumscribed by a virtual circle having a center on the cross-sectional... Agent: Lahive & Cockfield, LLP

20080200631 - Enzymatic production of (meth)acrylic acid esters: The present invention relates to a process for preparing (meth)acrylic esters of alcohols having C—C triple bonds, to processes for their preparation, and to their use.... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080200630 - Medical resin composition, process for producing resin composition and process for producing molded article: A medical resin composition is produced by mixing a powder of a polymer (A) comprising repeating units having an ester group and a liquid of a vinyl ester monomer (B) having 6 or more carbon atoms to increase a viscosity and, according to demand, further performing a polymerization reaction. The... Agent: Buchanan, Ingersoll & Rooney PC

20080200632 - Catalyst, its preparation and use: A process for preparing a catalyst which process comprises preparing a mixture comprising iron oxide and at least one Column 1 metal or compound thereof, wherein the iron oxide is obtained by heating a mixture comprising an iron halide and at least 0.05 millimole of a metal chloride that is... Agent: Shell Oil Company

20080200633 - Polyvinyl alcohol type resin, monolayer film and laminate: A polyvinyl alcohol type resin, which renders possible preparation of a packaging material having high gas barrier property under a high humidity condition even as a monolayer film, is provided. The polyvinyl alcohol (PVA) type resin of the invention has at least a PVA structural unit and also has an... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20080194777 - Polymerization quench method and system: A transfer method and system (8) to discharge overflow slurry from a polymerization reactor (10) to a tank (14). The method includes thermally isolating a conduit extension (28) at a distal end of a transfer line (20) from a quench fluid inlet (42) to a quench chamber (12). The transfer... Agent: Exxonmobil Chemical Company Law Technology

20080194778 - Process for preparing precipitation polymers by spray polymerization: A process for preparing precipitation polymers by spray polymerization of a monomer solution comprising at least one ethylenically unsaturated monomer and at least one solvent, the monomer being soluble in the solvent, and the polymer obtained by the polymerization of the monomer being insoluble in the solvent, and also the... Agent: Marshall, Gerstein & Borun LLP

20080194779 - Process for the manufacture of chlorodifluoromethane: A process is disclosed for the manufacture of CHClF2 which involves contacting CHCl3, HF and pentavalent antimony catalyst in the liquid phase; passing reactor vapor effluent to a reflux column to produce a reflux column vapor effluent of CHClF2 and HCl; passing the reflux column vapor effluent to a condenser... Agent: Hieser, David E. E.i. Du Pont De Nemours And Company

20080194780 - Ziegler-type catalysts having increased productivity: The present invention relates to catalyst systems for polyolefin production, and more particularly, to catalyst systems for polyolefins used in producing films.... Agent: Univation Technologies Llc

20080194781 - Process for preparing catalyst components for the olefin polymerization: Process for the preparation of a solid catalyst component for the polymerization of olefins, the process comprising the steps of:—continuously contacting solid particles of a MgCl2.mROH adduct, wherein 0.5<m<6.0 and R is an alkyl, cicloalkyl or aryl radical having 1-12 carbon atoms, with a liquid phase comprising one or more... Agent: Basell Usa Inc.

20080194782 - Propylene polymer catalyst donor component: o

20080194783 - Film-forming material containing phosphorous: Film-forming materials include resins having a covalently bonded phosphorous atom, the phosphorous atom having at least one covalently bonded oxygen atom. Film-forming resins containing phosphorous can include epoxy, acrylic, polyurethane, polycarbonate, polysiloxane, polyvinyl, polyether, aminoplast, and polyester resins. A process to produce a film-forming resin includes reacting various polymers to... Agent: Basf Corporation Patent Department

20080188632 - Linear low density polymers having optical and processing capabilities of low density polyethyelene: The present invention discloses a catalyst system that comprises several bridged bis- or bis-tetrahydro-indenyl components having different substitution patterns in order to prepare polymers having a broad molecular weight distribution.... Agent: Fina Technology Inc

20080188633 - Methods for oligomerizing olefins with chromium pyridine phosphino catalysts: The present invention provides a method of producing oligomers of olefins, comprising reacting olefins with a catalyst under oligomerization conditions. The catalyst can be the product of the combination of a chromium compound and a pyridyl phosphino compound. In particular embodiments, the catalyst compound can be used to trimerize or... Agent: Exxonmobil Chemical Company

20080188634 - Polymers with high internal free volume: Shape-persistent organic materials, including polymers, with large degrees of interior free volume are described, along with behaviors and phenomena enabled by their unique properties. One class of such a material is built up from triptycene base moieties wherein three benzene rings are bridged together about a [2.2.2] tricyclic ring system.... Agent: Wolf Greenfield & Sacks, P.C.

20080188635 - Super-solution homogeneous propylene polymerization: Processes for polymerizing propylene. About 40 wt % to about 80 wt % propylene monomer, based on total weight of propylene monomer and diluent, and about 20 wt % to about 60 wt % diluent, based on total weight of propylene monomer and diluent, can be fed into a reactor.... Agent: Exxonmobil Chemical Company Law Technology