Synthetic resins or natural rubbers -- part of the class 520 series inventions 06/08

20080153996 - Phase separator and monomer recycle for supercritical polymerization process: P

20080153997 - Polymer production at supercritical conditions: This invention relates to a process to polymerize olefins comprising contacting, at a temperature of 60° C. or more and a pressure of at least 15 MPa, one or more olefin monomers having three or more carbon atoms, with: 1) a catalyst system comprising one or more activators and one... Agent: Exxonmobil Chemical Company

20080153998 - Modified catalysts for improved polymer properties: Chromium catalysts may be prepared using a process including contacting a chromium catalyst precursor with a treatment agent. This catalyst may be used for polymerization of a variety of monomers, particularly olefins, to form polymers for a wide variety of applications. The catalyst exhibits desirable activity rates and polymers produced... Agent: Fina Technology Inc

20080153999 - Process for the preparation of a polyolefin: The invention related to a process for the polymerization of at least one aliphatic C2-20 or aromatic C4-20 hydrocarbyl mono- or multiolefin in the presence of a catalyst and an aluminum comprising co-catalyst, wherein the catalyst comprises a composition of a metal-organic reagent, a spectator ligand and optionally at least... Agent: Nixon & Vanderhye, Pc

20080154000 - Processes for preparing low molecular weight hexafluoropropylene-olefin cotelomers: Amorphous hydrofluoroolefin telomers are prepared by a free-radical polymerization process conducted at high temperature and pressure in the presence of non-monomeric chain transfer agent.... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20080154001 - Vinylpyrrolidone-based copolymer and a method for production thereof: A vinylpyrrolidone-based copolymer of the present invention contains a constitutional unit derived from N-vinylpyrrolidone and a constitutional unit derived from hydroxyl group-containing (meth)acrylate at a specific ratio, in which a K value according to Fikentscher is 12 or more, water insoluble matter is 0.5% by mass (on the basis of... Agent: Wenderoth, Lind & Ponack, L.l.p.

20080154002 - Molding resins using renewable resource component: v

20080154003 - Perfluoroelastomer articles having good surface properties: Cured perfluoroelastomer articles are disclosed which have improved surface characteristics. The articles are coated with a thin durable film comprising a fluorocarbon telomer which reduces surface stickiness, while maintaining the sealing properties of the article.... Agent: Dupont Performance Elastomers L.l.c.

20080154004 - Crosslinkable vinyl fluoride copolymers: (b) vinyl monomer containing at least one functional group selected from the group consisting of hydroxyls, thiols, carbonyls, carboxylic acids, carboxylic esters, acid anhydrides, sulfonyls, sulfonic acids, sulfonic esters, phosphoric acids, phosphoric esters, boric acids, boric esters, epoxies, isocyanates, thiocyanates, amines, amides, nitriles and halogen selected from bromide and iodide.... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20080154005 - Hole-injecting material, material for light-emitting element, light-emitting element, organic compound, monomer, and monomer mixture: An object of the present invention to provide a material for a light-emitting element or a hole injecting high molecular weight material which has a sufficient hole injecting property, without using a dopant having an electron accepting property. One of materials of the present invention which can achieve the object,... Agent: Eric Robinson

20080154006 - Bifunctional phenylene ether oligomer, its derivatives, its use and process for the production thereof:

20080154007 - Cross-linked polymer particle and manufacturing method thereof: Crosslinked polymer particles that are useful as an adsorbent, or carrier thereof, for treatment of a liquid containing physiological substance and/or cells, etc., such as body fluid, and that is reduced in the activation of complement system and leukocytes; and a process for producing polymer particles being useful as an... Agent: Hogan & Hartson L.l.p.

20080154008 - Methacrylate resin with excellent discoloration-resistance and transparency and method for preparing the same: One aspect of the invention relates to a methacrylate resin prepared by suspension polymerization using a polyalkylacrylate-acrylic acid as a suspension stabilizer. The suspension stabilizer is used in an amount of about 0.05 to about 0.25 parts by weight per 100 parts by weight of a monomer mixture. Another aspect... Agent: Summa, Allan & Additon, P.a.

20080154009 - Orientation of films to improve barrier and uv stability: The invention disclosed herein relates to a method of treating plastics material fibres, filaments or film to improve their resistance to degradation by UV radiation and/or increase their resistance to gas (oxygen) transmissivity and an improved plastics material so treated, the method including stretching the fibre, filament or film beyond... Agent: Alston & Bird LLP

20080146752 - Ldpe-like polymers with bisindeny-based ligands having different rings: The present invention discloses a catalyst system that comprises several bridged pseudo-bisindenyl components that are structurally different in order to prepare polymers having a broad molecular weight distribution.... Agent: Fina Technology Inc

20080146753 - Process for the polymerisation of vinyl-containing monomers: The invention relates to a process for the polymerisation of vinyl-containing monomers such as, for example, monomeric vinyl halides, in a reaction mixture, in which process less waste is generated.... Agent: Edwards Angell Palmer & Dodge LLP

20080146754 - Universal girnard metathesis polymerization: Universal Grignard Metathesis (GRIM) reactions which provide access to conjugated polymers by GRIM methods. A method comprising: providing an unsaturated ring compound comprising at least two halogen ring substituents, providing an organomagnesium reagent comprising an organomagnesium component and a metal activation agent, combining the unsaturated ring compound with the reagent... Agent: Foley And Lardner LLP Suite 500

20080146755 - Polymer supported metallocene catalyst composition for polymerizing olefins: A catalyst composition for polymerizing olefins to polymers having bimodal molecular weight distribution comprises two transition metal-containing metallocene compounds, a magnesium compound, an alcohol, an aluminum containing co-catalyst and a polymeric support. The transition metal in one of the metallocene compounds is zirconium and the transition metal in the second... Agent: Sabic Americas, Inc.

20080146756 - Components and catalysts for the polymerization of olefins: A catalyst component for the polymerization of olefins comprising a titanium compound, a Mg-dihalide, a difunctional electron donor compound (ED) selected from diesters, diketones, diamines or diethers, and a monofunctional electron donor compound (MD) selected from ethers, esters, amines or ketones, wherein a molar ratio ED/MD is higher than 10.... Agent: Basell Usa Inc.

20080146757 - Process for producing fluoroelastomers: A novel emulsion polymerization process for the production of fluoroelastomers is disclosed wherein the dispersing agent is a phosphate ester anionic surfactant of the formula [CH3—(CH2)n—O]x—P(OM)(4−x) where n is an integer from 0 to 8, or mixtures thereof, x is an integer from 1 to 3 and M is a... Agent: Dupont Performance Elastomers L.l.c.

20080146758 - Low temperature cure repellents: An improved method for treating fibrous substrates with a copolymer containing a fluorinated acrylate or fluorinated methacrylate to provide water repellency and alcohol repellency wherein the improvement comprises contacting the substrate with a composition of particular fluorinated copolymers followed by drying or curing without heating.... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20080146759 - Sulfur-containing compound, method for producing same, sulfur-containing polymer, and optical material:

20080146761 - Ethylene-alpha-olefin copolymer and food packing material: An ethylene-α-olefin copolymer comprising repeating units derived from ethylene and repeating units derived from an α-olefin having 3 to 20 carbon atoms and having a melt flow rate (MFR) of from 0.01 to 100 g/10 min, a density (d) of from 890 to 970 kg/m3, a flow activation energy (Ea)... Agent: Birch Stewart Kolasch & Birch

20080146760 - Process for the polymerization of olefins; novel polyethylenes, and films and articles produced therefrom: A novel process for the polymerization of olefins is provided. The process involves contacting at least one olefin with a Ziegler-Natta type catalyst in the presence of a specified compound that results in the production of polymeric products having a narrower molecular weight distribution. Also provide is a process for... Agent: Buchanan, Ingersoll & Rooney Pc

20080146762 - Polypropylene blown film: A blown film that comprises polypropylene that has a melt flow rate of 1.8 to 14.0 g/10 min. and a melting point of at least 115° C. The blown film has a haze of less than 10% and a gloss of greater than 70%. The blown film may be co-extiruded... Agent: Fina Technology Inc

20080146763 - Elastic network structure: Provided is an elastic network structure having durability and cushioning properties suitable for furniture, bedding such as a bed, seats for vehicles, seats for shipping, etc., the network structure being lightweight and having excellent chemical resistance, excellent light resistance, soft repellency, and excellent cushioning characteristics in a low temperature environment.... Agent: Fish & Richardson P.c.

20080139759 - Process for continuously producing (meth)acrylic ester polymer or copolymer: A continuous production process, which can allow polymerization to proceed at a milder polymerization temperature and a higher polymerization speed as compared with the conventional method while maintaining a high level of living properties and can produce an (meth)acrylic ester (co)polymer having a narrow molecular weight distribution in a high... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080139760 - Polyester production system employing horizontally elongated esterification vessel: A polyester production process employing an esterification system that utilizes a horizontally elongated esterification vessel as an esterification reactor and/or a vapor-liquid disengagement vessel.... Agent: Steven A. Owen Eastman Chemical Company

20080139761 - Process for polymerizing 1-butene: A process for polymerizing 1-butene, optionally with up to 30% by mol of ethylene, propylene or an alpha olefin of formula CH2═CHT wherein T is a C3-C10 alkyl group, in the presence of a catalyst system obtainable by contacting a metallocene compound of formula (I) Wherein M is an atom... Agent: Basell Usa Inc.

20080139762 - Metallocene compounds, ligands used in their preparation, preparation of 1-butene polymers and 1-butene polymers therefrom: p

20080139763 - Supported polymerisation catalysts: Supported catalyst systems for the polymerisation of olefins, comprise (a) at least two different monocyclopentadienyl transition metal compounds, (b) one or more activators comprising an ionic compound comprising (i) a cation and (ii) an anion having up to 100 non-hydrogen atoms and the anion containing at least one substituent comprising... Agent: Nixon & Vanderhye, Pc

20080139764 - Polymerization with living characteristics: This invention concerns a free radical polymerization process, selected chain transfer agents employed in the process and polymers made thereby, in which the process comprises preparing polymer of general Formula (A) and Formula (B) comprising contacting: (i) a monomer selected from the group consisting of vinyl monomers (of structure CH2=CUV),... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20080139765 - Polymers having improved cosmetic wear properties: The present invention relates generally to improvements of wear resistant cosmetic compositions. Specifically, this invention relates to a cosmetic composition containing particular copolymers with glass transition temperatures greater than 70° Celsius that demonstrate enhanced wear in combination with a smooth, non-tacky feel. Since most carrier solvents formulated into cosmetics are... Agent: Anthony J. O'lenick Jr

20080139766 - Perfluoroalkyleneoxy group-substituted phenylethylsilane compound and polymer thereof: e

20080139767 - Process for producing polymer nanodispersions: This disclosure is generally directed to a batch process of producing semi-conductive polymer nanodispersions in which a composition comprising a liquid and a polymer is at least partially dissolved in the liquid, resulting in dissolved polymer molecules in the composition, wherein the dissolution occurs in a dissolution vessel. The solubility... Agent: Oliff & Berridge, Plc.

20080139768 - Copolymer having cyclic ether structure in main chain, optical member comprising the copolymer, and method of producing the same: The novel copolymer is disclosed. The copolymer comprises 1 to 99 mol % of at least one repetitive unit (P1) of the formula (1) and 99 to 1 mol % of at least one repetitive unit (P2) of the formula (2). In the formulae, R1 to R4 and L1 to... Agent: Sughrue Mion, Pllc

20080139769 - (meth)acrylate compound and process for the production thereof, (meth)acrylate copolymer and process for the production of (meth)acrylate copolymer, and soft intraocular lens: wherein R1 is a hydrogen atom or methyl, R2 is a linear or branched alkylene group having 1 to 8 carbon atoms and Y is a single bond or an oxygen atom, a monomer (B) copolymerizable with the monomer (A) and a crosslinking monomer (C).... Agent: Nixon & Vanderhye, Pc

20080139770 - Copolymer comprising monoethylenically unsaturated dicarboxylic acid derivatives: Copolymers which comprise dicarboxylic acid units modified with —SR, —CSNR2 and/or —CN units, and also at least one further comonomer. Processes for preparing them by polymer-analogous reaction, and their use as corrosion inhibitors.... Agent: Connolly Bove Lodge & Hutz, LLP

20080139771 - Thio(meth)acrylates, mixtures for producing transparent plastics, transparent plastics and method for their production and use: p

20080139772 - Polymeric hydrophobic aminonitrile quats used for bleach activation: where n is an integer from 1 to 4 and R is a branched or unbranched, saturated hydrocarbyl radical having from 1 to 20 carbon atoms, to processes for the preparation and to the use thereof as laundry detergents, cleaning compositions and disinfectant compositions, and also in textile bleaching and... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080139773 - Low shrinkage, low optical absorbance, low refractive index adhesive composition: This invention is directed to fluorinated acrylate compositions, which are suitable for use as low shrinkage, low absorbance refractive index matching adhesives for use in “pig-tailing” polymeric integrated waveguides to optical fiber bundles.... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20080132657 - Method for preparing an ethylene-silane copolymer: The present invention relates to an improved method for preparing an ethylene-silane copolymer comprising hydrolysable silane groups by radical-initiated polymerisation of ethylene and an olefinically unsaturated silane compound, such as vinyl trimethoxysilane (VTMS). Said method is performed in a multi-zone reactor comprising two or more reaction zones, wherein advantageously essentially... Agent: Roberts, Mlotkowski & Hobbes

20080132655 - Slurry phase polymerisation process: A process comprising polymerising in a loop reactor of continuous tubular construction an olefin monomer optionally together with an olefin comonomer in the presence of a polymerisation catalyst in a diluent to produce a slurry comprising solid particulate olefin polymer and the diluent wherein the internal diameter of at least... Agent: Nixon & Vanderhye, Pc

20080132656 - Slurry phase polymerisation process: A process comprising polymerizing in a loop reactor an olefin monomer optionally together with an olefin comonomer in the presence of a polymerization catalyst in a diluent to produce a slurry comprising solid particulate olefin polymer and the diluent wherein the Froude number is maintained at or below 20 is... Agent: Nixon & Vanderhye, Pc

20080132658 - Catalyst system for preparing cyclic olefin addition polymer, cyclic olefin addition polymer prepared by using the catalyst system and method for preparing the same: The present invention relates to a catalyst system for preparing a cyclic olefin addition polymer, a method for preparing the catalyst system and a cyclic olefin addition polymer prepared by the method, and more particularly to the method comprising the steps of contacting some content of norbornene-based monomer having a... Agent: Cantor Colburn, LLP

20080132659 - Process for polymerizing 1-butene: A process for polymerizing 1-butene, optionally with up to 30% by mol of ethylene, propylene or an alpha olefin of formula CH2═CHT wherein T is a C3-C10, alkyl group, in the presence of a catalyst system obtainable by contacting a metallocene compound of formula (I) Wherein M is an atom... Agent: Basell Usa Inc.

20080132660 - Process for producing polypropylene film: The invention relates to a process for producing a polypropylene film having a small dynamic coefficient of friction (CoF) and to a film obtained by this process. The invention further relates to the use of a polypropylene composition in a film forming process in order to reduce the required amount... Agent: Jordan And Hamburg LLP

20080132661 - Catalyst system for the polymerization of olefins: A heterogeneous catalyst component obtainable by contacting: (a) a solid Lewis acid of formula MR1a wherein M is a metal of group 1-12 of the Periodic Table of the Elements; R1 is a fluorine, chlorine, bromine or iodine atom; and a is equal to the valence of the metal M;... Agent: Basell Usa Inc.

20080132662 - Allophanate-modified stabilizers and the polymer polyols prepared from these stabilizers: This invention relates to novel ethylenically unsaturated macromers, preformed stabilizers prepared from these novel macromers, polymer polyols prepared from either the novel ethylenically unsaturated macromers or the preformed stabilizers, and to processes for the preparation of these compositions.... Agent: Bayer Material Science Llc

20080132663 - Method for free-radical polymerization of ethylenically unsaturated compounds: The invention relates to a method for radical polymerization of one or several ethylenically unsaturated compounds, characterized in that it consists in providing at least 80.8 percent by weight ethylenically unsaturated compounds in relation to the total weight of the ethylenically unsaturated compounds, adding at least one polymerization initiator for... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080132664 - Ether composition and solution composition: An ether composition comprising a polyether compound (A) containing at least two —(OCF2CF2)— units, containing no —OCF2O— structure and having an average molecular weight of higher than 2,000 and at most 20,000, and an ether compound (B) containing at least one —(OCF2CF2)— unit and having an average molecular weight of... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20080132665 - Soluble polymers as amine capture agents and methods: Soluble polymers and methods for the preparation thereof, wherein the polymers of the present invention have pendant acylsulfonamide amine-reactive groups that can be used for the capture of amine containing materials.... Agent: 3m Innovative Properties Company

20080132666 - Fumaric acid derivatives and ophthalmic lenses using the same: The fumaric acid derivatives of the present invention provide, on one hand, superior oxygen permeability by having a silicon-containing alkyl group within the molecular structure, and on the other hand, improved compatibility with other hydrophilic monomers by having a hydrophilic group within the same molecule. When ophthalmic lenses obtained by... Agent: Antonelli, Terry, Stout & Kraus, LLP