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Catalyst, Solid Sorbent, Or Support Therefor: Product Or Process Of Making > Catalyst Or Precursor Therefor > Organic Compound Containing > Organic Compound Including Carbon-metal Bond Organic Compound Including Carbon-metal BondOrganic Compound Including Carbon-metal Bond patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.02/01/07 - 20070027027 - Supported metallocene-alkyl catalyst composition A supported catalyst composition having improved flow properties is disclosed comprising an alkylalumoxane, a metallocene-alkyl an inorganic oxide support having an average particle size of from 0.1 to 50 μm and calcined at a temperature greater than 600° C., and optionally an antifoulant agent and. In one embodiment, the metallocene-alkyl ... 01/18/07 - 20070015657 - Catalyst combination, isotactic polymers, method for producing linear isotactic polymers, and the use of said polymers The present invention relates to a catalyst combination for producing linear isotactic polymers containing an asymmetrical metal complex and also an activator. ... 11/23/06 - 20060264320 - Hydrophobization and silica for supported catalyst This invention relates to a catalyst support comprising the result of the combination of: (a) a support comprising hydroxyl groups; (b) a capping agent comprising a boron containing Lewis acid; and (c) an ionic activator, wherein at least some of the capping agent does not form a support bound activator. ... 11/09/06 - 20060252637 - Bisindenyl zirconium complexes for use in the polymerization of olefins The present invention relates to organometallic transition metal compounds of the formula (I); biscyclopentadienyl ligand systems having such a substitution pattern, catalyst systems comprising at least one of the organometallic transition metal compounds of the present invention, a process for preparing polyolefins by polymerization or copolymerization of at least one ... 09/14/06 - 20060205588 - Bridged bi-aromatic catalysts, complexes, and methods of using the same Ligands, compositions, metal-ligand complexes and arrays with substituted bridged bis-biaromatic ligands, and methods of making and using the same, are disclosed that are useful in the catalysis of transformations such as the polymerization of monomers into polymers. The catalysts have high performance characteristics, including higher comonomer incorporation into ethylene/olefin copolymers, ... 07/20/06 - 20060160695 - Heat treatment of anchored nanocatalysts in a non-zero oxidation state and catalysts made by such method A catalyst manufacturing process includes heat treating an intermediate catalyst composition that includes catalyst nanoparticles having catalyst atoms in a non-zero oxidation state bonded to a dispersing/anchoring agent. The catalyst nanoparticles are formed using a dispersing agent having at least one functional group selected from the group of a hydroxyl, ... 07/13/06 - 20060154809 - Polyorganosilsesquioxane supported metallocene catalysts Supported stereospecific catalysts and processes for the stereotactic propagation of a polymer chain derived from ethylenically unsaturated monomers such as the polymerization of propylene to produce syndiotactic polypropylene or isotactic polypropylene. The supported catalyst comprises a stereospecific metallocene catalyst component and a co-catalyst component comprising an alkylalumoxane. Both the metallocene ... 07/13/06 - 20060154808 - Supported polymerisation catalysts A method for the preparation of a supported transition metal catalyst system which includes the steps of: (i) mixing together in a suitable solvent (a) an aluminoxane and (b) an ionic activator containing a cation and an anion, wherein the anion has at least one substituent containing a moiety having ... 04/27/06 - 20060089253 - Monocyclopentadienyl complexes Monocyclopentadienyl complexes in which the cyclopentadienyl system bears at least one unsubstantiated, substituted or fused, hetero aromatic ring system bound via a specific bridge, a catalyst system, comprising at least one of these monocyclopentadienyl complexes, the use of the catalyst system for the polymerization or copolymerization of olefins and a ... 03/30/06 - 20060068985 - Dual site catalyst system comprising a hafnocene component for the production of bimodal polyolefins in a single reactor The present invention discloses a metallocene catalyst system for producing polyolefins comprising: A. a hafnocene-based catalyst component suitable for producing the high molecular weight fraction of the polyolefin; B. one or more metallocene or post-metallocene components different from the component A and suitable for producing the low molecular weight fraction ... 03/16/06 - 20060058180 - Preparation of supported catalyst systems containing reduced amounts of aluminoxanes The present invention relates to a process for preparing a catalyst solid for olefin polymerization, comprising a finely divided support, an aluminoxane and a metallocene compound, which comprises a) firstly combining the finely divided support with the aluminoxane and subsequently b) adding the reaction product of a metallocene compound with ... 03/16/06 - 20060058179 - Catalyst composition The present invention relates to a catalyst composition for polymerization of a conjugated diene, comprising: (A) a metallocene-type complex of a rare earth metal compound; (B) aluminoxane; and (C) a combination of two or more organometallic compounds of group I to group III elements in a periodic table. The present ... 03/16/06 - 20060058178 - Aromatic compounds containing nitrogen and p- functionalized amines, the production thereof and their use in catalytic reactions The present invention is directed to P-functionalized amines of nitrogen-containing compounds and to catalysts prepared by combining these amines with transition metals. The catalysts are especially useful for refining haloaromatics. ... 01/19/06 - 20060014634 - Silicon containing cyclopentadienyl ring for metallocene catalyst components The present invention refers to a metallocene catalyst component for producing polyolefins according to formula (I) R″s(CpRn)g(CpRn)MQ3-g (I) or according to formula (II) R″(CpRn)MeXQ (II) wherein—each Cp is a substituted or unsubstituted cyclopentadienyl ring with the bridge-head position of at least one of the cyclopentadienyl rings being occupied by a ... 12/08/05 - 20050272598 - Recyclable metathesis catalysts Highly active, recoverable and recyclable transition metal-based metathesis catalysts and their organometallic complexes including dendrimeric complexes are disclosed, including a Ru complex bearing a 1,3-dimesityl-4,5-dihydroimidazol-2-ylidene and styrenyl ether ligand. The heterocyclic ligand significantly enhances the catalytic activity, and the styrenyl ether allows for the easy recovery of the Ru complex. ... 10/20/05 - 20050233894 - Polymerization catalyst The present invention relates to a catalyst for polymerization of a conjugated diene or the like, which is composed of a metallocene-type cation complex of a gadolinium compound. Examples of such catalyst include a metallocene-type cation complex of a trivalent gadolinium compound represented by the general formula (I): RaGdXb (wherein, ... 09/22/05 - 20050209096 - Supported polymerisation catalysts A novel process for the preparation of a supported transition metal catalyst system said method comprises the steps of: (i) mixing together in a suitable solvent (a) an organometallic compound, and (b) an ionic activator comprising a cation and an anion, (ii) addition of the mixture from step (i) to ... 08/04/05 - 20050170951 - Catalyst composition (A) ametallocene-type complex represented by a general formula (I): (C5R1R2R3R4R5)aMXb.Lc (where, M represents a rare earth metal; C5R1R2R3R4R5 represents a substituted cyclopentadienyl group; R1 to R5 represent the same or different hydrocarbon groups (except when R1=R2=R3=R4=R5=a methyl group); X represents a hydrogen atom, a halogen atom, an alkoxide group, a ... 07/28/05 - 20050164875 - Polymerization process using a metallocene catalyst system A film comprising a polyethylene composition, the polyethylene composition in one embodiment comprising a high molecular weight component having a weight average molecular weight of greater than 50,000 amu and a low molecular weight component having a weight average molecular weight of less than 50,000 amu; the polyethylene composition possessing ... 07/07/05 - 20050148460 - Catalyst components and their use in the polymerization of olefins wherein Flu is a fluorenyl group substituted at the 4(5) position by a bulky hydrocarbyl group having at least 3 carbon atoms, A is a substituted or unsubstituted cyclopentadienyl or indenyl group or a heteroorgano group, XR, in which X is a heteroatom from Group 15 or 16 such as ... 06/30/05 - 20050143254 - Haloaluminoxane compositions, their preparation, and their use in catalysis Novel haloaluminoxane compositions have been formed. The halogen is fluorine, chlorine, and/or bromine, and the amount of halogen atoms present in said composition is in the range of about 0.5 mole % to about 15 mole % relative to aluminum atoms. ... 06/09/05 - 20050124488 - Catalyst system for ethylene (co)-polymerization A catalyst system for (co)-polymerizing ethylene or ethylene with α-olefin is disclosed. The catalyst system utilizes a catalyst component that contains the product of a reaction of an early transition metal complex such as a titanium alkoxide with a cyclic diene-containing compound such as indene. The catalyst system also utilizes ... 06/02/05 - 20050119114 - Azaborolyl group 4 metal complexes, catalysts and olefin polymerization process Metal complexes, catalysts derived therefrom, and polymerization processes using the same, characterized by the presence of one or more nitrogen and boron containing, anionic 5-membered cyclic ligand groups, especially 1,2-azaborolyl groups, are disclosed. ... ### FreshPatents.com Support |