Class / Patent application number | Description | Number of patent applications / Date published |
585275000 | Using transition metal-containing catalyst | 37 |
20080242903 | Catalysts and processes for selective hydrogenation of acetylene and dienes in light olefin feedstreams - A catalyst and a method for selective hydrogenation of acetylene and dienes in light olefin feedstreams are provided. The catalyst retains higher activity and selectivity after regeneration than conventional selective hydrogenation catalysts. The catalyst contains a first component and a second component supported on an inorganic support. The inorganic support contains at least one salt or oxide of zirconium, a lanthanide, or an alkaline earth. | 10-02-2008 |
20090247800 | Process for Hydrogenating Olefins - A process for hydrogenating olefins is disclosed. The olefins are present in a feed gas which includes H | 10-01-2009 |
20090306443 | Production of Saturated C2 to C5 Hydrocarbons - Catalytic methods for the production of saturated hydrocarbons with 2 to 5 carbon atoms per molecule by conversion of small hydrocarbon halides and/or hydrogenation of carbonaceous material are disclosed that result in high yield of saturated C2 to C5 hydrocarbons at reduced corrosion of the reactors and in good lifetime of the catalyst. The methods are performed in the presence of a Lewis acid comprising catalyst and in the absence of oxygen or oxygen containing compounds, whereby an upper limit of at most 50 parts per million mass of oxygen or oxygen containing compounds can be tolerated. | 12-10-2009 |
20090312588 | PROCESS FOR HYDROGENATING UNSATURATED HYDROCARBONS IN THE PRESENCE OF CATALYSTS CONTAINING COPPER AND ZINC - Unsaturated hydrocarbons are hydrogenated over catalysts which comprise copper and zinc and whose active composition, in unreduced form, consists essentially of from 10 to 95% by weight of copper oxide, calculated as copper(II) oxide (CuO), from 5 to 90% by weight of zinc oxide (ZnO), optionally from 0.1 to 50% by weight of zirconium dioxide (ZrO | 12-17-2009 |
20100041929 | Selective Hydrogenation Processes Using Functional Surface Catalyst Composition - Selective hydrogenation processes using a catalyst composition which, preferably comprises a glass substrate, with one or more functional surface active constituents integrated on and/or in the substrate surface. A substantially nonporous substrate has (i) a total surface area between about 0.01 m | 02-18-2010 |
20100152507 | Process for Using Layered Sphere Catalysts with High Accessibility Indexes - A process and catalyst for use in the selective hydrogenation of acetylene to ethylene is presented. The catalyst comprises a layered structure, wherein the catalyst has an inner core and an outer layer of active material. The catalyst further includes a metal deposited on the outer layer, and the catalyst is formed such that the catalyst has an accessibility index between 3 and 500. | 06-17-2010 |
20110201857 | Process For The Preparation Of Multimetallic Catalysts That Can Be Used In Reactions For Transformation Of Hydrocarbons - The invention relates to a process for the preparation of a catalyst comprising:
| 08-18-2011 |
20120142984 | CONVERSION CATALYSTS AND PROCESSES HAVING OXYGENATE AND WATER STABILITY - This invention relates to a method for processing oxygenated hydrocarbons to form a hydroisomerized and/or dewaxed hydrocarbon product having a reduced oxygen content, an increased iso-paraffin content, a low n-paraffin content, and good cold flow properties. Advantageously, the method can utilize a zeolitic base catalyst, optionally but preferably containing at least one activated metal component, and a hydrothermally-stable binder such as titania. | 06-07-2012 |
20120209042 | Liquid Phase Hydrogenation of Alkynes - The invention provides a process for selective hydrogenation of alkynes and other unsaturated hydrocarbons, such as acetylene and diolefins, with a catalyst comprising Pd and, optionally, at least one metal from the IA, IB, IIIA, IIIB, VB, or VIIIB Groups, where the metals are supported on a porous material, such as titania. If the process is in the absence of carbon monoxide (CO) in the feed, at least one metal from the IA, IB or IIIA Groups should be present in the catalyst, e.g., potassium, boron or silver. If the carbon monoxide (CO) is present in the feed, the catalyst consists essentially of Pd supported on a porous material, such as titania. | 08-16-2012 |
20130102819 | CATALYST COMPOSITION FOR SELECTIVE HYDROGENATION WITH IMPROVED CHARACTERISTICS - This invention relates to heterogeneous catalysts useful for selective hydrogenation of unsaturated hydrocarbons, comprising palladium and optionally a promoter, supported on a substrate, having an uncoated BET surface area of ≦9 m | 04-25-2013 |
20140066674 | UZM-39 ALUMINOSILICATE ZEOLITE - A new family of coherently grown composites of TUN and IMF zeotypes have been synthesized. These zeolites are represented by the empirical formula. | 03-06-2014 |
20140121427 | Methods of Activating Metal Complexes for Catalysts - The present invention is directed to the activation of metal carbonyl clusters by an oxidative agent to prepare a stable metal cluster catalyst exhibiting catalytic rate enhancement. The activation comprises, for example, using oxygen for decarbonylation of carbonyl ligands and changing the oxidation state of the other ligands. In one aspect, treatment of the metal cluster catalyst under oxidative conditions in a flow reactor leads to removal of CO ligands and oxidation of bound calixarene phosphine ligands, and results in a stable activated open metal cluster that is more active for ethylene hydrogenation catalysis. The resulting metal cluster contains coordinatively unsaturated sites comprising carbonyl vacancies. In one aspect, the resulting activated open metal cluster can be used as a catalyst in a variety of chemical transformations. | 05-01-2014 |
20150045600 | GROUP 13-15 INTERSTITIAL METAL HYDRIDE CATALYSTS AND ASSOCIATED PROCESSES - The present invention relates to the processing of hydrocarbon-containing feedstreams in the presence of an interstitial metal hydride comprised of at least one chemical element selected from Groups 3-11 (including the lanthanides, atomic numbers 58 to 71), and at least one chemical element selected from Groups 13-15 from the IUPAC Periodic Table of Elements. These interstitial metal hydrides, their catalysts and processes using these interstitial metal hydrides and catalysts of the present invention improve overall hydrogenation, product conversion, as well as sulfur reduction in hydrocarbon feedstreams. | 02-12-2015 |
585276000 | Elemental Co, Fe, or Ni | 7 |
20090048473 | ITQ-34, new crystalline microporous material - ITQ-34 (INSTITUTO DE TECNOLOGÍA QUÍMICA number 34) is a new crystalline microporous material with a framework of tetrahedral atoms connected by atoms capable of bridging the tetrahedral atoms, the tetrahedral atom framework being defined by the interconnections between the tetrahedrally coordinated atoms in its framework. ITQ-34 can be prepared in silicate compositions with an organic structure directing agent. It has a unique X-ray diffraction pattern, which identifies it as a new material. ITQ-34 is stable to calcination in air, absorbs hydrocarbons, and is catalytically active for hydrocarbon conversion. | 02-19-2009 |
20090318739 | NICKEL CATALYST FOR SELECTIVE HYDROGENATION - The present invention discloses a Ni-based catalyst useful in selective hydrogenation, comprising the following components supported on an alumina support: (a) 5.0 to 40.0 wt. % of metallic nickel or oxide(s) thereof; (b) 0.01 to 20.0 wt. % of at least one of molybdenum and tungsten, or oxide(s) thereof; (c) 0.01 to 10.0 wt. % of at least one rare earth element or oxide(s) thereof; (d) 0.01 to 2.0 wt. % of at least one metal from Group IA or Group IIA of the Periodic Table or oxide(s) thereof; (e) 0 to 15.0 wt. % of at least one selected from the group consisting of silicon, phosphorus, boron and fluorine, or oxide(s) thereof; and (f) 0 to 10.0 wt. % of at least one metal from Group IVB of the Periodic Table or oxide(s) thereof; with the percentages being based on the total weight of the catalyst. The catalyst is useful in the selective hydrogenation of a pyrolysis gasoline. | 12-24-2009 |
20100191027 | METAL NANOPARTICLE-BASED CATALYTIC COMPOSITION THAT CONTAINS A NITROGEN-CONTAINING LIGAND IN AN IONIC LIQUID, PROCESS FOR PREPARATION, PROCESS FOR HYDROGENATION OF AN OLEFINIC FEEDSTOCK - The object of this invention is a suspension of metal nanoparticles with a mean size of between 1 and 20 nanometers, in at least one non-aqueous ionic liquid, whereby said suspension also contains at least one nitrogen-containing ligand, in which said metal nanoparticles comprise at least one transition metal in the zero valence state that is selected from among rhodium, ruthenium, iridium, nickel, and platinum by themselves or in a mixture and in which said nitrogen-containing ligand is selected from the group that is formed by the linear compounds that comprise at least one nitrogen atom, whereby the non-aromatic cyclic compounds comprise at least one nitrogen atom, the non-condensed aromatic compounds comprise at least one nitrogen atom, the condensed aromatic compounds comprise at least one group of two aromatic cycles that are condensed two by two, and at least one nitrogen atom, whereby the condensed aromatic compounds comprise at least 3 aromatic cycles and 1 nitrogen atom, and whereby the condensed aromatic compounds comprise at least 3 aromatic cycles and at least 2 nitrogen atoms that are located in the same aromatic cycle. | 07-29-2010 |
20100280295 | USE OF A MIXTURE OF AN ORDERED INTERMETALLIC COMPOUND AND AN INERT MATERIAL AS A CATALYST AND CORRESPONDING HYDROGENATION PROCESSES - The present invention relates to a process for the hydrogenation, in particular selective hydrogenation of at least one unsaturated hydrocarbon compound comprising reacting the at least one unsaturated hydrocarbon compound with hydrogen in the presence of a hydrogenation catalyst, wherein the hydrogenation catalyst comprises a mixture of an ordered intermetallic compound and an inert material. According to another aspect, the present invention is concerned with the use of a mixture of at least one ordered intermetallic compound and at least one inert material, as a catalyst. The mixtures for use as a catalyst in the present invention can be prepared easily and achieve a superior activity in relation to the prior art, while preserving the high selectivity to the target compounds, e.g. in the selective hydrogenation of acetylene to ethylene. | 11-04-2010 |
20100317906 | PROCESS AND CATALYST FOR SELECTIVE HYDROGENATION OF DIENES AND ACETYLENES - A process for the selective hydrogenation of dienes and acetylenes in a mixed hydrocarbon stream from a pyrolysis steam cracker in which a front end a one step acetylene hydrogenation is carried out using catalyst comprising (A) 1 to 30 wt. % based on the total weight of the catalyst of a catalytic component of nickel only or nickel and one or more elements selected from the group consisting of copper, rhenium, palladium, zinc, gold, silver, magnesium, molybdenum, calcium and bismuth deposited on (B) a support having the a BET surface area of from 1 to about 100 m | 12-16-2010 |
20100324346 | SELECTIVE HYDROGENATION CATALYST, AND PROCESS FOR ITS PREPARATION - The invention concerns a catalyst comprising nickel on an aluminium oxide support. The aluminium oxide support has, in the calcined state, a diffractogram obtained by X ray diffractometry comprising peaks which correspond to the following interplanar spacings and relative intensities: | 12-23-2010 |
20130079567 | ENANTIOPURE BASE-METAL CATALYSTS FOR ASYMMETRIC CATALYSIS AND BIS(IMINO)PYRIDINE IRON ALKYL COMPLEXES FOR CATALYSIS - Disclosed herein are iron, nickel, or cobalt compounds having tridentate ligands, which can have at least one chiral moiety in the molecular structure thereof and the use of these compounds for the hydrogenation and transformation of olefins (preferably prochiral) and alkynes. | 03-28-2013 |
585277000 | Group VIII metal with additional nonhydrocarbon agent or complexed with hydrocarbon | 17 |
20080269533 | Method of selectively hydrogenating conjugated diene by using supported ionic liquid nano-pd catalyst - A method of selectively hydrogenating a conjugated diene by using a supported ionic liquid nano-palladium catalyst. The supported ionic liquid nano-palladium catalyst, hydrogen and a reactant having the conjugated diene react at a temperature ranging from 40 to 120° C. and a pressure ranging from 100 to 400 psig. A ratio of the catalyst to the reactant ranges from 1/20 to 1/250 (g/ml). | 10-30-2008 |
20090043140 | Narrow cut waxes and method of making - A method of producing a wax composition having a constrained carbon number distribution and/or a narrow melting range is described. Additionally, hydrocarbon waxes and hydrocarbon wax compositions having a constrained carbon number distribution and/or melting point are described. | 02-12-2009 |
20100029998 | Synthesis of a Crystalline Silicoaluminophosphate - The present invention is a method for synthesizing non-zeolitic molecular sieves which have a three dimensional microporous framework comprising [AlO | 02-04-2010 |
20100228065 | Selective Hydrogenation Catalyst and Methods of Making and Using Same - A composition comprising a supported hydrogenation catalyst comprising palladium and an organophosphorous compound, the supported hydrogenation catalyst being capable of selectively hydrogenating highly unsaturated hydrocarbons to unsaturated hydrocarbons. A method of making a selective hydrogenation catalyst comprising contacting a support with a palladium-containing compound to form a palladium supported composition, contacting the palladium supported composition with an organophosphorus compound to form a catalyst precursor, and reducing the catalyst precursor to form the catalyst. A method of selectively hydrogenating highly unsaturated hydrocarbons to an unsaturated hydrocarbon enriched composition comprising contacting a supported catalyst comprising palladium and an organophosphorous compound with a feed comprising highly unsaturated hydrocarbon under conditions suitable for hydrogenating at least a portion of the highly unsaturated hydrocarbon feed to form the unsaturated hydrocarbon enriched composition. | 09-09-2010 |
20100280296 | PROCESS FOR SYNTHESIZING CUBIC METALLIC NANOPARTICLES IN THE PRESENCE OF TWO REDUCING AGENTS - A process is described for preparing cubic metallic nanoparticles, comprising:
| 11-04-2010 |
20100298616 | METHOD FOR THE MANUFACTURE OF BRANCHED SATURATED HYDROCARBONS - The invention relates to a method for the manufacture of branched saturated hydrocarbons, said method comprising the steps where a feed comprising olefins having at least 10 carbons is simultaneously hydrogenated and isomerized in the presence of hydrogen at a temperature of 100-400° C., under hydrogen partial pressure of 0.01-10 MPa, in the presence of a catalyst comprising a metal selected from the metals of Group VIIIb of the Periodic table of Elements, a molecular sieve selected from ten member ring molecular sieves, twelve member ring molecular sieves and mesoporous molecular sieves embedded with zeolite, and a carrier, to yield branched saturated hydrocarbons. | 11-25-2010 |
20110190557 | HYDROPROCESSING CATALYSTS AND THEIR PRODUCTION - In a process for producing a hydroprocessing catalyst, a particulate metal oxide composition comprising an oxide of at least one first metal selected from Group 6 of the Periodic Table of the Elements can be mixed with particles of a sulfide of at least one second metal selected from Groups 8 to 10 of the Periodic Table of the Elements to produce a particulate catalyst precursor. The particulate catalyst precursor can then be sulfided under conditions sufficient to at least partially convert the particulate catalyst precursor into a layered metal sulfide having defect sites associated with the second metal sulfide. | 08-04-2011 |
20120238792 | DEOXYGENATION PROCESS - The invention is a process for the production of a hydrocarbon product including contacting an oxygenated aromatic feedstock, in the presence of hydrogen, with a catalyst composition including:
| 09-20-2012 |
20130079568 | CATALYST AND METHOD OF CATALYST MANUFACTURE - The catalyst of the invention is a particulate catalyst in the form of particles having a minimum dimension of at least 0.8 mm, including a transition metal or a compound thereof dispersed on a porous support material, characterised in that said catalyst particles comprise at least 35% w/w total transition metal; and the transition metal surface area of said catalyst is at least 110 m | 03-28-2013 |
20130165713 | ISOMERIZATION OF LIGHT PARAFFINS - A process for isomerizing light paraffins using a catalyst comprising an SFS-type zeolite and at least one Group VIII metal. It has been found that the catalyst can selectively convert C | 06-27-2013 |
20130165714 | ISOMERIZATION OF LIGHT PARAFFINS - A process for isomerizing light paraffins using a catalyst comprising an | 06-27-2013 |
20130172642 | PALLADIUM-MODIFIED HYDROTALCITES AND THEIR USE AS CATALYST PRECURSORS - The present invention relates to hydrotalcite-like compounds, wherein Pd | 07-04-2013 |
20130281747 | COBALT PHOSPHINE ALKYL COMPLEXES FOR THE ASYMMETRIC HYDROGENATION OF ALKENES - Disclosed herein are manganese, iron, nickel, or cobalt compounds having a bidentate ligand and the use of these compounds for the hydrogenation of alkenes, particularly the asymmetric hydrogenation of prochiral olefins. | 10-24-2013 |
20130303813 | CATALYST COMPRISING PALLADIUM AND SILVER, AND ITS APPLICATION FOR SELECTIVE HYDROGENATION - Disclosed are a catalyst, its preparation and use in selective hydrogenation, which catalyst has a porous support grain on which are deposited palladium and silver, and at least one alkali and/or alkaline earth metal; the porous support contains a refractory silica, alumina and/or silica-alumina oxide, where at least 80 wt. % of the palladium is distributed in a crust at the periphery of the support, and at least 80 wt. % of the silver is distributed in a crust at the periphery of the support, the local content of palladium at each point along the diameter of the grain follows the same course as the local content of silver. | 11-14-2013 |
20130310617 | Stabilization And Hydrogenation Methods For Microbial-Derived Olefins - Processes and systems for stabilization and subsequent hydrogenation of an immiscible olefin are described. In certain embodiments, the hydrogenation is conducted in a fixed bed reactor in presence of a hydrogenation catalyst. | 11-21-2013 |
20140081060 | INTERSTITIAL METAL HYDRIDE CATALYST SYSTEMS AND ASSOCIATED PROCESSES - Exemplary embodiments of the present invention relate to the processing of hydrocarbon-containing feedstreams in the presence of an interstitial metal hydride containing catalyst comprising a surface, and a Group VI/Group VIII metal sulfide coated onto the surface of the interstitial metal hydride. The catalysts and processes of the present invention can improve overall hydrogenation, product conversion, as well as sulfur reduction in hydrocarbon feedstreams. | 03-20-2014 |
20140357911 | SUBSTANTIALLY NONPOROUS SUBSTRATE SUPPORTED NOBLE METAL- AND LANTHANIDE-CONTAINING CATALYSTS FOR HYDROGENATION REACTIONS - Aspects of the invention relate to hydrogenation catalysts, and hydrogenation processes using these catalysts, having particular characteristics, in terms of the amount and type of metal hydrogenation component (or catalytic constituent), as well as the support or substrate. The catalyst compositions, comprising both a noble metal and a lanthanide element on a substantially non-porous substrate, provide advantageous performance characteristics, including conversion, selectivity, and activity stability, as demanded in industrial hydrogenation and selective hydrogenation applications. | 12-04-2014 |