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

20090275709 - Phase boundary processes for preparing polycarbonates: Continuous processes for preparing polycarbonates having a weight average molecular weight MW, of 15,000 to 200,000 g/mol, the processes comprising reacting a dihydroxydiarylalkane and phosgene in the presence of a catalyst in a phase boundary process comprising: continuously dispersing in a disperser an organic phase comprising at least a portion... Agent: Connolly Bove Lodge & Hutz, LLP

20090275710 - Methods of preparing a polymerization catalyst: A method comprising contacting a support with a chromium-containing compound and a tin-containing compound to produce a catalyst precursor, and activating the catalyst precursor in a temperature range of from about 400° C. to about 700° C. to produce a polymerization catalyst. A method comprising contacting a support with a... Agent: Chevron Phillips Chemical Company

20090275712 - Metallocene compounds: M is a transition metal; X, is a hydrogen atom, a halogen atom, or a hydrocarbon group optionally containing heteroatoms; L is a divalent bridging group; R1 is a linear C1-C40 hydrocarbon radical optionally containing heteroatoms; T1 and T4 are a oxygen, sulfur atom or a C(R18)3 group; wherein R18,... Agent: Basell Usa Inc.

20090275711 - Olefin polymerization process: A slurry process for polymerizing ethylene is disclosed. The process comprises polymerizing ethylene in a first reactor in the presence of hydrogen and a catalyst comprising an activator and a supported dimethylsilyl-bridged indeno[1,2-b]indolyl zirconium complex to produce an ethylene homopolymer, removing some of the unreacted hydrogen, and reacting the homopolymer... Agent: Lyondellbasell Industries

20090275713 - Method for promoting michael addition reactions: Homogeneously dispersed solid reaction promoters having an average particle size from 0.01 μm to 500 μm are disclosed for preparing curable mixtures of at least one Michael donor and at least one Michael acceptor. The resulting curable mixtures are useful as coatings, adhesives, sealants and elastomers.... Agent: Rohm And Haas Company Patent Department

20090275714 - New ruthenium complexes as catalysts for metathesis reactions: m

20090275715 - High modulus bio-based polymer formulations: The present invention is a high modulus bio-based plastic or polymer composition and methods of using the same. The composition is formed from the reaction of a bio-based epoxidized unsaturated triglyceride, an energy activated catalyst and a bio-based non-aromatic bio-based cross-linking compound to form a structural polymer plastic.... Agent: Gordon & Rees LLP

20090275716 - Branched ionomers: A branched aromatic ionomer is prepared by co-polymerizing a first monomer having an aromatic moiety and an unsaturated alkyl moiety and a second monomer having an ionic moiety and at least one unsaturated moiety. The ionic moiety may have a cationic group having a valence of +1 or greater. Styrene... Agent: Fina Technology Inc

20090275717 - Polymerizable water-soluble or alcohol-soluble ultraviolet absorber: wherein R1 is H or C1˜5 alkyl; R2 is H, Cl, Br or I; R3 is H or methyl; and m each is an integer in the range from 3 to 12. The above-mentioned compounds are suitable for copolymerizing with one or more monomers to form copolymers so that the... Agent: Bacon & Thomas, PLLC

20090275718 - Resin composition and optical films formed by using the same: The present invention relates to a transparent resin composition which comprises (a) a (meth)acrylate based unit comprising one or more (meth)acrylate based derivatives; (b) an aromatic based unit having a chain having the hydroxy group containing portion and an aromatic moiety and (c) a styrene-based unit comprising one or more... Agent: Lgchem Lerner, David, Littenberg, Krumholz & Mentlik, LLP

20090275719 - Film comprising norbornene compound addition polymer: [Means for Solving Problems] A film comprising a NB compound addition polymer essentially consisting of repeating units derived from NB compound monomers, wherein the addition polymer has a specific Mw and has a sum of the units (A1) and (A2) of 70% by mol or more based on the total... Agent: Birch Stewart Kolasch & Birch

20090275720 - Ortho-benzylphenol mono(meth)acrylate monomers suitable for microstructured optical films: Optical films having a polymerized microstructured surface and polymerizable resin compositions are described comprising at least one ortho-benzylphenol mono(meth)acrylate monomer.... Agent: 3m Innovative Properties Company

20090270567 - Olefin oligomerization: Provided is a method of oligomerizing alpha olefins. In an embodiment, an oligomerization catalyst system is contacted in at least one continuous reactor with a feed comprising olefins; an effluent comprising product olefins having at least four carbon atoms is withdrawn from the reactor; the oligomerization catalyst system comprises iron... Agent: Chevron Phillips Chemical Company

20090270566 - Olefin polymerization processes and catalysts for use therein: Polymerization process and polymers formed therefrom are described herein. The polymerization processes generally include introducing an olefin monomer into a reaction vessel, introducing a single-site transition metal catalyst into the reaction vessel, introducing a multi-functional block copolymer non-ionic surfactant into the reaction vessel, contacting the olefin monomer with the catalyst... Agent: Fina Technology Inc

20090270568 - Process for the manufacture of 1,2-dichloroethane: Process for the manufacture of 1,2-dichloroethane (DCE) starting from a stream of ethane which is subjected to a catalytic oxydehydrogenation (ODH) thus producing a gas mixture containing ethylene which is then dried and conveyed to a chlorination reactor supplied with a flow of chlorine so that at least 10% of... Agent: Solvay C/o B. Ortego - Iam-nafta

20090270569 - Activators for the homo-or co-polymerisation of alpha-olefins with homogeneous metallocene catalyst systems: The present invention discloses a class of metallocene catalyst systems suitable for the homogeneous polymerisation of ethylene or alpha olefins that does not require the addition of aluminoxane or perfluorophenylborates as activating agent.... Agent: Fina Technology Inc

20090270570 - Method for producing polyolefin and catalyst component used for production of polyolefin: Provided is a method of commercially advantageously producing a high-quality polyolefin with high yield in a homogeneous system in the presence of a catalyst containing a transition metal compound as a main catalyst component. A method of producing a polyolefin includes polymerizing one or more substances selected from ethylene and... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090270571 - Catalyst activators, processes for making same, and use thereof in catalysts and polymerization of olefins: A composition useful for activating catalysts for olefin polymerization Is provided. The composition is derived from at least: carrier; treated organoaluminoxy compound: and ionic compound having at feast one active proton.... Agent: Albemarle Corporation Patent Department

20090270572 - Oxymethylene copolymers and the use thereof and process for the preparation of oxymethylene copolymers: Furthermore, a process for the preparation of oxymethylene copolymers is described in which the polymerization of at least one monomer forming —CH2—O— units is effected in the presence of at least one acetal of formaldehyde and of at least one initiator of cationic polymerization and the initiator of cationic polymerization... Agent: Dority & Manning, P.A.

20090270573 - Process for coagulating perfluoroelastomers: In a process for the manufacture of perfluoroelastomers, a weak organic acid, e.g. glacial acetic acid, is employed to coagulate an acidic perfluoroelastomer dispersion.... Agent: Dupont Performance Elastomers L.L.C.

20090270575 - Method of preparing derivatives of polyarylene vinylene and method of preparing an electronic device including same: A technique is described for the preparation of polymers according to a process in which the starting compound of formula (I) is polymerized in the presence of a base in an organic solvent. No end chain controlling agents are required during the polymerisation to obtain soluble precursor polymers. The precursor... Agent: Knobbe Martens Olson & Bear LLP

20090270574 - Radically polymerizable compound having a cyclic dithiocarbonate group: (In the formula, R1 to R3 each independently represents a hydrogen atom or an alkyl group having 1 to 4 carbon atoms, X represents an alkylene group having 1 to 4 carbon atoms.) and a radically polymerizable double bond and a composition for an optical material comprising the same have... Agent: Sughrue Mion, PLLC

20090270576 - Optical films comprising fluorenol (meth)acrylate monomer: Microstructured optical films and polymerizable resin compositions comprising at one aromatic monomer or oligomer having at least two polymerizable (meth)acrylate groups and a fluorenol (meth)acrylate monomer.... Agent: 3m Innovative Properties Company

20090270577 - Pressure-sensitive adhesive comprising a c10 alkyl (meth)acrylate: A pressure-sensitive adhesive comprising a synthetic polymer binder, wherein the polymer has been synthesized from 10% to 100% by weight of a C10 alkyl (meth)acrylate and the alkyl group of the C10 alkyl (meth)acrylate has a propyl group as substituent (referred to subsequently as C10 alkyl (meth)acrylate).... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090270578 - Catalytic system for obtaining conjugated diene/mono-olefin copolymers and these copolymers: p

20090270579 - Process for the manufacture of 1,2-dichloroethane: Process for the manufacture of 1,2-dichloroethane (DCE) starting from a stream of ethane which is subjected to a catalytic oxydehydrogenation (ODH) producing a gas mixture containing ethylene, then dried and subjected to an absorption to be separated into a fraction enriched with the compounds that are lighter than ethylene containing... Agent: Solvay C/o B. Ortego - Iam-nafta

20090270580 - Ethylene polymer, and thermoplastic resin composition comprising the same, and molded product obtained therefrom: The molded products of the invention including the ethylene polymers of the invention have excellent anti-blocking property and low temperature heat sealing property, as well as excellent mechanical strength and thus are suitably applicable to a film and the like.... Agent: Foley And Lardner LLP Suite 500

20090264603 - Process for producing cyclic olefin random copolymer: A process for producing a cyclic olefin random copolymer by copolymerizing ethylene with a specific cyclic olefin in the presence of a polymerization catalyst containing a transition metal catalyst component and a co-catalyst component, wherein in the process for producing a cyclic olefin random copolymer, at least one component of... Agent: Buchanan, Ingersoll & Rooney PC

20090264604 - Metallocene complex and polymerization catalyst composition containing the same: Disclosed are a metallocene complex represented by the general formula (I), (II) or (III), and a polymerization catalyst composition containing such a metallocene complex. In the formulae (I), (II) and (III), M represents a lanthanoid element, scandium or yttrium; CpR independently represents an unsubstituted or substituted indenyl; CpR′ represents an... Agent: Wenderoth, Lind & Ponack, L.L.P.

20090264606 - Process for the manufacture of branched polypropylene: c. the polymerization of propylene and optionally one or more other comonomers is conducted in said reaction vessel in the presence of a catalyst system having a surface area of not more than 350 m2/g, measured according to ISO 9277, and said catalyst system comprises a metallocene catalyst having zirconium... Agent: Mcandrews Held & Malloy, Ltd

20090264605 - Technique for selecting polymerization modifiers corss reference statement: A combinatorial method for identifying a catalyst composition for use in the homogeneous addition polymerization of an olefin monomers, said catalyst composition comprising a transition metal compound, a cocatalyst and a polymerization modifier, as well as catalyst compositions and improved olefin polymerization processes resulting therefrom.... Agent: Jennifer Adamson The Dow Chemical Company

20090264607 - Use of a ziegler-natta catalyst to make a polypropylene hompolymer or random copolymer having a high melt flow rate: The present invention relates to a process for the production of a high melt flow propylene homopolymer or random copolymer with low odor and low volatiles content, which is suitable for thin-walled injection molding applications, said process comprising the step of polymerizing propylene and one or more optional comonomers in... Agent: Fina Technology Inc

20090264608 - Method for producing norbornene based addition (co)polymer: By specifying a catalyst system (combination of catalyst and cocatalyst) which has high polymerization activity, a norbornene based addition (co)polymer is efficiently produced. Specifically, C5H5NiCH3(PPh3) as a catalyst and B(C6F5)3 as a cocatalyst are used for producing a norbornene based addition polymer. Furthermore, C5H5NiCH3(PPh3) as a catalyst and B(C6F5)3 as... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, L.L.P.

20090264609 - Single site catalyst systems having a scorpion-like structure: The present invention discloses single site catalyst systems having scorpion-like three dimensional structure that are suitable for oligomerising or polymerising ethylene and alpha-olefins.... Agent: Fina Technology Inc

20090264610 - Novel copolymer of methacrylic ester, composition, optical element and electric member: A copolymer of (meth)acrylic ester represented by a general formula (1) including a following repeating unit A and repeating unit B. In the general formula (1), R1 and R2 each independently represent hydrogen atom or methyl group; R3 represents an alkyl group having 1 to 4 carbon atoms; Y represents... Agent: Marshall, Gerstein & Borun LLP