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| Number | Title | Issue Date |
| 8133835 | Molecular weight controllable, high 1,4-trans polybutadiene catalyst system Provided are a molecular weight controllable, high 1,4-trans polybutadiene catalyst system, and more particularly, a four-component catalyst for preparing 1,4-trans polybutadiene with high yield, the catalyst comprising a cobalt compound, an organoaluminum compound,... | 03/13/2012 |
| 7977271 | Multiple-metal complex-containing compound and metal complex, and manufacture methods therefor, and exhaust gas purification catalyst manufacture method using the same A multiple-metal complex-containing compound in accordance with an embodiment has a plurality of metal complexes in each of which a ligand is coordinated to one metal atom or a plurality of metal atoms of the same kind. The plurality of metal complexes are bound to ... | 07/12/2011 |
| 7737071 | Catalyst for hydrotreating hydrocarbon oil, process for producing the same, and method for hydrotreating hydrocarbon oil There is provided a catalyst for hydrotreating a hydrocarbon oil, which comprises an inorganic oxide support containing a certain amount of phosphorus oxide having provided thereon: at least one selected from metals in the Group 6 of the periodic table, at least one... | 06/15/2010 |
| 7566679 | Cocatalyst for the production of linear alpha-olefins The invention relates to a homogeneous catalyst for the production of linear alpha-olefins by oligomerisation of ethylene, consisting of a zirconium salt of organic acids and a cocatalyst which consists of alkylaluminiums and/or aluminium chloride. The activity of t... | 07/28/2009 |
| 7371706 | Catalyst for removing hydrocarbons from exhaust gas and method for purification of exhaust gas A catalyst for removing hydrocarbons from exhaust gas containing methane and an excess of oxygen, which comprises palladium or palladium/platinum supported on at least one carrier selected from zirconia, sulfated zirconia and tungsten-zirconia, and a method for trea... | 05/13/2008 |
| 7361619 | Fischer-Tropsch catalyst production Dispersed Active Metal catalyst for hydrogenation reactions is produced by treating a substantially catalytically inactive metal particulate with a solution capable of oxidizing the metal particulate and comprising of at least one compound of a hydrogenation catalys... | 04/22/2008 |
| 7361624 | Catalyst for hydrotreating gas oil, process for producing the same, and method for hydrotreating gas oil A catalyst for hydrotreating gas oil, which comprises an inorganic oxide support having provided thereon: at least one selected from metals in the Group 6 of the periodic table at from 10 to 30% by weight, at least one selected from metals in the Group 8 of the peri... | 04/22/2008 |
| 7354880 | Catalyst composition and methods for its preparation and use in a polymerization process The present invention relates to a catalyst composition and a method for making the catalyst composition of a polymerization catalyst and a carboxylate metal salt. The invention is also directed to the use of the catalyst composition in the polymerization of olefin(... | 04/08/2008 |
| 7303664 | Delayed coking process for producing free-flowing coke using a metals-containing additive A delayed coking process for making substantially free-flowing coke, preferably shot coke. A coker feedstock, such as a vacuum residuum, is heated in a heating zone to coking temperatures then conducted to a coking zone wherein volatiles are collected overhead and c... | 12/04/2007 |
| 7291577 | Hydrometallurgical process for production of supported catalysts A process for the production of a supported catalyst. The process comprises heating a slurry that comprises a catalyst support and at least one active catalytic ingredient precursor. Gas is introduced to the slurry at a sufficient pressure to reduce the at least one... | 11/06/2007 |
| 7285259 | Sintering resistant catalyst material and a method for the preparation thereof Preparation of sintering resistant hexaaluminates, AAl11O18, wherein A is an alka-line earth or rare earth metal, and more particularly lanthanum, by a combination of sol-gel and microemulsion techniques using a water soluble salt of A, and a method of forming spher... | 10/23/2007 |
| 7262259 | Method of preparing a treated support This invention relates to a method to polymerize olefins comprising contacting a solid aluminum or solid titanium compound with a supported catalyst compound, heating the solid aluminum or solid titanium compound to cause the solid compound to vaporize, optionally a... | 08/28/2007 |
| 7253137 | PROX catalyst for oxidizing carbon monoxide A catalyst for preferentially reducing carbon monoxide in a hydrogen stream. The catalyst is formed from a chemical composition including a hexaaluminate, a metal hydroxide and a precious metal. The composition may be disposed on a support or may be extruded or cast... | 08/07/2007 |
| 7247600 | Catalyst composition There is provided a catalyst carrier comprising a refractory inorganic material having a sodium solubilization rate no greater than 5 ppmw/5 minutes. There is further a catalyst comprising a refractory inorganic material carrier having a sodium solubilization rate n... | 07/24/2007 |
| 7241336 | Pyrogenically produced aluminum-silicon mixed oxides Pyrogenically produced aluminum-silicon mixed oxides with a BET surface of more than 300 m2/g and a composition of 0.01 to 99.99% by wt. AI2O3, remainder SiO2 are produced in accordance with the method of flame pyrolysis o... | 07/10/2007 |
| 7235614 | Methods for injecting catalyst into a polymerization reactor A polymerization process and a catalyst delivery system are provided. For example, a polymerization process is described, including providing a conduit having a catalyst inlet, a first propylene stream inlet located downstream of the catalyst inlet, and a second pro... | 06/26/2007 |
| 7232918 | Catalyst composition There is provided a catalyst carrier comprising a refractory inorganic material having a sodium solubilization rate no greater than 5 ppmw/5 minutes. There is further a catalyst comprising a refractory inorganic material carrier having a sodium solubilization rate n... | 06/19/2007 |
| 7232786 | Catalyst composition There is provided a catalyst carrier comprising a refractory inorganic material having a sodium solubilization rate no greater than 5 ppmw/5 minutes. There is further a catalyst comprising a refractory inorganic material carrier having a sodium solubilization rate n... | 06/19/2007 |
| 7232868 | Methods of delivering catalyst systems for propylene polymerization A polymerization process is provided. For example, a polymerization process is described, including providing a catalyst slurry having a metallocene catalyst and a first oil, providing a transport medium including a second oil and combining the transport medium and ... | 06/19/2007 |
| 7214350 | Device for the continuous burning of carbon particles A device for additive-free, catalytically induced oxidation of solid carbon particles and decomposition of chemical compounds, comprising a converter chamber with compartments, in which porous structure catalyst carrier matrix profiles are mounted, so that a space b... | 05/08/2007 |
| 7208642 | Process for preparation of formate esters or methanol and catalyst therefor A production process and a catalyst are provided, which can be less decreased in activity of the catalyst even when CO2, water and the like are present in the starting material and/or the reaction system, and which can produce a formic ester or a methanol... | 04/24/2007 |
| 7199079 | Purification catalyst for exhaust gas, production method therefor, and purification catalyst device for automobile exhaust gas A purification catalyst for exhaust gas enhances the activities of the precious metals, preventing decrease of activities at high temperature, and exhibiting a satisfactory performance during operation. In the purification catalyst of the present invention, Pd is su... | 04/03/2007 |
| 7198772 | Methods and catalysts for the manufacture of carbon fibrils An improved catalyst for producing carbon fibrils is made by incorporating an effective yield-enhancing amount of a carboxylate into a fibril-forming catalyst. Alternatively, such a catalyst is made by coprecipitating a compound of a metal having fibril-forming cata... | 04/03/2007 |
| 7192901 | Method of preparing a treated support This invention relates to a method of preparing a supported catalyst comprising the steps of contacting a solid titanium or solid aluminum compound with a supported catalyst compound, and heating the combination to at least 150° C. ... | 03/20/2007 |
| 7176335 | Method for producing methacrolein from isobutane A process prepares methacrolein from isobutane by subjecting isobutane to a partial catalytic dehydrogenation in the gas phase and using the isobutenic product gas mixture to charge an oxidation zone in which the isobutene is oxidized to methacrolein in the gas phas... | 02/13/2007 |
| 7169875 | Organometallic compositions A composition suitable for use as a catalyst for the reaction of an isocyanate compound or prepolymer thereof with an alcohol to form a polyurethane comprises a mixture of (a)an organometallic compound selected from: (i) a compound of formula M(RO)4, wher... | 01/30/2007 |
| 7166557 | Process for the preparation of a microspheroidal catalyst Process for preparing a catalyst active for the fluid bed acetoxylation of ethylene to produce vinyl acetate. The process comprises the steps of (a) impregnating microspheroidal silica support particles by the incipient wetness technique with an aqueous solution of ... | 01/23/2007 |
| 7160437 | Method for determining the source of fouling in thermal conversion process units The present invention relates to a method for determining the source of fouling in petroleum thermal conversion process units. More particularly, the invention distinguishes whether fouling occurs due to feed entrainment of small feed droplets or vapor phase condens... | 01/09/2007 |
| 7157406 | Catalysts or carriers which consist essentially of monoclinic zirconium dioxide Catalysts or carriers which consist essentially of monoclinic zirconium dioxide are prepared by pecipitation of zirconium salts with ammonia, by adding a zirconyl nitrate or zirconyl chloride solution to an aqueous ammonia solution at a decreasing pH from 14 to 6 an... | 01/02/2007 |
| 7157399 | Amine organoborane complex initiated polymerizable compositions containing siloxane polymerizable components In one embodiment the invention is a polymerizable composition comprising a) an organoborane amine complex; b) one or more of monomers, oligomers or polymers having olefinic unsaturation which is capable of polymerization by free radical polymerization; c) one or mo... | 01/02/2007 |
| 7153806 | Encapsulated oxo-bridged organometallic cluster catalyst and a process for the preparation thereof The present invention relates to a novel encapsulated organometallic cluster complex catalyst and to a process for the preparation thereof. The oxo-bridged organometallic cluster complex of the invention has at least one atom of cobalt and manganese encapsulated in ... | 12/26/2006 |
| 7148317 | Method of preparing catalyst for polymerization of aliphatic polycarbonate and method of polymerizing aliphatic polycarbonate using same Disclosed is a method of preparing a catalyst for polymerization of an aliphatic polycarbonate including oxidizing a dicarboxylic acid precursor and a zinc precursor under a pressurized condition, and a method for polymerizing the aliphatic polycarbonate. ... | 12/12/2006 |
| 7148302 | Catalyst for polymerization of norbornene This invention is based upon the discovery that a catalyst system which is comprised of (a) palladium or a palladium compound and (b) a fluorinated alcohol is effective for polymerizing norbornene-functional monomers into polynorbornene-functional polymers. It has b... | 12/12/2006 |
| 7148176 | Production of novel phosphane ligands and use in catalytical reactions The present invention is directed to phosphine ligands and the use of such ligands in catalytic complexes with transition metals. The catalysts may be used in a variety of reactions and are especially useful for refining halogenoaromatics. ... | 12/12/2006 |
| 7141630 | Methods of feed purification for olefin polymerization A polymerization process is provided. For example, a polymerization process is described, including contacting olefin monomers with a supported metallocene catalyst to polymerize the olefin monomers and form a product mixture that includes polyolefins macromers or p... | 11/28/2006 |
| 7135427 | Carboxy-modified aluminum-based catalyst compositions A carboxy-modified aluminum-based catalyst composition is of the general formula P(O)(OAlR′R″)3 or RP(O)(OAlR′R″)2 wherein O represents oxygen, P represents pentavalent phosphorous, Al represents aluminum, R comprises hydrogen, an alkyl... | 11/14/2006 |
| 7122611 | Catalyst for polymerization of norbornene This invention is based upon the discovery that a catalyst system which is comprised of (a) palladium or a palladium compound and (b) a fluorinated alcohol is effective for polymerizing norbornene-functional monomers into polynorbornene-functional polymers. It has b... | 10/17/2006 |
| 7119236 | Method of preparing alkoxylation catalysts and their use in alkoxylation processes A process for preparing an alkoxylation catalyst suitable for alkoxylating compounds that includes mixing a calcium-containing compound in a dispersing medium having a boiling point less that 160° C. with a carboxylic acid and an inorganic acid or anhydride. ... | 10/10/2006 |
| 7112634 | Thermosetting resin composition A thermosetting resin composition is produced by heat treating a mixture of a polyaddition thermosetting resin, a silicic compound of the formula wherein R is an organic group containing a functional group that c... | 09/26/2006 |
| 7105468 | PROX catalyst for oxidizing carbon monoxide A catalyst for preferentially reducing carbon monoxide in a hydrogen stream. The catalyst is formed from a chemical composition including a hexaaluminate, a metal hydroxide and a precious metal. The composition may be disposed on a support or may be extruded or cast... | 09/12/2006 |
