Class / Patent application number | Description | Number of patent applications / Date published |
502167000 |
Organic nitrogen containing
| 69 |
502164000 |
Quaternary ammonium or phosphonium
| 23 |
502165000 |
Copper containing | 4 |
20080214387 | Process For Modifying Catalysts and the Use of the Catalysts - Process for modifying catalysts via the deposition of carbon containing residues in the presence of one or more solvents, where the gas phase over the catalyst treatment solution during the treatment is air or an inert gas, and/or the liquid phase contains a templating agent and/or base. The modified catalyst can be used for stereo-, chemo- and regioselective transformations of organic compounds. | 09-04-2008 |
20100041545 | CATALYSTS AND METHODS FOR CATALYTIC OXIDATION - Catalytic systems and methods for oxidizing materials in the presence of metal catalysts (preferably manganese-containing catalysts) complexed with selected macropolycyclic rigid ligands, preferably cross-bridged macropolycyclic ligands. Included are using these metal catalysts in such processes as: synthetic organic oxidation reactions such as oxidation of organic functional groups, hydrocarbons, and heteroatoms, including enantiomeric epoxidation of alkenes, enynes, sulfides to sulfones and the like; oxidation of oxidizable compounds (e.g., stains) on surfaces such as fabrics, dishes, countertops, dentures and the like; oxidation of oxidizable compounds in solution, dye transfer inhibition in the laundering of fabrics; and further in the bleaching of pulp and paper products. | 02-18-2010 |
20120252662 | NITROGEN DOPED CARBON NANOTUBES WITH METAL NANOPARTICLES - The invention relates to nitrogen-doped carbon nanotubes (NCNT), the surface of which is charged with metal nanoparticles, and to a method for the production thereof and use thereof as a catalyst. | 10-04-2012 |
20140179514 | RAPID AND ENHANCED ACTIVATION OF MICROPOROUS COORDINATION POLYMERS BY FLOWING SUPERCRITICAL CO2 - Flowing supercritical CO | 06-26-2014 |
502163000 |
Phthalocyanine | 1 |
20090048096 | Porphyrin-based electrode catalyst - This invention provides a macrocyclic-organic-compound-based catalyst for reducing oxygen having high oxygen-reducing activity. This oxygen-reducing catalyst comprises a conductive support and, supported thereon, a porphyrin complex represented by formula (I): | 02-19-2009 |
502166000 |
Rhodium containing | 1 |
20120322652 | EXHAUST GAS PURIFYING CATALYST AND METHOD FOR MANUFACTURING THE SAME - An exhaust gas purifying catalyst includes: rhodium; a zirconium-containing oxide which supports rhodium, and comprises: at least one element selected from the group consisting of calcium, lanthanum, cerium, neodymium and yttrium; and zirconium; and a NOx absorbing material comprising at least one selected from the group consisting of magnesium, barium, sodium, potassium and cesium. A degree of dispersion of rhodium is 20% or more after baking at 900° C. in air for three hours. A method for manufacturing the exhaust gas purifying catalyst includes: mixing the zirconium-containing oxide with water, thereby preparing an aqueous liquid of the zirconium-containing oxide; and supporting rhodium on the zirconium-containing oxide by mixing the aqueous liquid of the zirconium-containing oxide with an aqueous solution of a rhodium salt. A pH of a mixed liquid of the aqueous solution of the rhodium salt and the aqueous liquid of the zirconium-containing oxide is adjusted to 7 or more. | 12-20-2012 |
Entries |
Document | Title | Date |
20080214386 | Catalyst for Cyclic Carbonate Synthesis - Provided are a solid catalyst which gives a cyclic carbonate at a high yield and a high selectivity, which is stable and which may be readily separated after reaction; and a method of industrially advantageous, inexpensive and safe production of a cyclic carbonate by the use of the catalyst. The catalyst contains an inorganic solid substance having a surface modified with an ionic substance containing a Group 15 element; or contains an ionic substance containing a Group 15 element, and an inorganic solid substance. The modifying group for surface modification of an inorganic solid substance is an ionic substance containing a Group 15 element. The ionic substance containing a Group 15 element is at least one substance selected from organic phosphonium salts, organic ammonium salts, organic arsonium salts and organic antimonium salts. | 09-04-2008 |
20080242534 | NOVEL BISPHOSPHINE LIGAND - A compound represented by the following general formula (I): | 10-02-2008 |
20090221420 | CATALYST FOR POLYESTER POLYCONDENSATION AND METHOD FOR PRODUCING POLYESTER RESIN USING THE SAME - The invention relates to a liquid catalyst solution containing a polycondensation catalyst for polyester production, which contains titanium atoms, alkaline earth metal atoms and phosphorus atoms, has high reactivity and excellent long-term storage stability, can be easily produced industrially, and has an advantage in cost. | 09-03-2009 |
20090305877 | Process for producing phosphonium borate compound, novel phosphonium borate compound, and method of using the same - The invention relates to a phosphonium borate compound represented by Formula (I) (hereinafter, the compound (I)). The invention has objects of providing (A) a novel process whereby the compound is produced safely on an industrial scale, by simple reaction operations and in a high yield; (B) a novel compound that is easily handled; and (C) novel use as catalyst. | 12-10-2009 |
20100137129 | PREPARATION OF SOLUTIONS OF RARE-EARTH ORGANOPHOSPHATES - A method for preparing solutions of rare-earth organophosphates in an organic solvent includes a first step of reacting, with an organophosphated acid, a rare-earth compound selected from among the rare-earth oxides, hydroxides, acetates, carboxylates, carbonates and bicarbonates in the absence of the organic solvent of in the presence of the solvent in an amount not exceeding 50% of the final amount if the solvent in the solution; and a second step that includes adding the remaining quantity of the solvent to the product of the reaction of the preceding step. | 06-03-2010 |
20100179054 | HIGH CHARGE DENSITY STRUCTURES, INCLUDING CARBON-BASED NANOSTRUCTURES AND APPLICATIONS THEREOF - The present invention generally provides compositions including carbon-based nanostructures, catalyst materials and systems, and related methods. In some cases, the present invention relates to carbon-based nanostructures comprising a high density of charged moieties. Methods of the invention may provide the ability to introduce a wide range of charged moieties to carbon-based nanostructures. The present invention may provide a facile and modular approach to synthesizing molecules that may be useful in various applications including sensors, catalysts, and electrodes. | 07-15-2010 |
20100298121 | PRODUCTION OF LITHIUM DIPHENYLPHOSPHIDE - Lithium diphenylphosphide solutions in a solvent, e.g., diethoxymethane (DEM), that are more stable than when tetrahydrofuran (THF) is used as a solvent. Methods of producing them are also disclosed. | 11-25-2010 |
20110301019 | CATALYST FOR POLYESTER POLYCONDENSATION AND METHOD FOR PRODUCING POLYESTER RESIN USING THE SAME - The invention provides: a polycondensation catalyst for polyester production, which contains titanium atoms, alkaline earth metal atoms and phosphorus atoms, has high reactivity and excellent long-term storage stability, can be easily produced industrially, and has an advantage in cost; a polyester resin obtained with the catalyst; and a molded article. These are: a polymerization catalyst for polyester production containing titanium atoms, alkaline earth metal atoms and phosphorus atoms and having a specific constitution; a polyester resin obtained with the catalyst; and a molded article. | 12-08-2011 |
20110301020 | CATALYST FOR POLYESTER POLYCONDENSATION AND METHOD FOR PRODUCING POLYESTER RESIN USING THE SAME - The invention provides: a polycondensation catalyst for polyester production, which contains titanium atoms, alkaline earth metal atoms and phosphorus atoms, has high reactivity and excellent long-term storage stability, can be easily produced industrially, and has an advantage in cost; a polyester resin obtained with the catalyst; and a molded article. These are: a polymerization catalyst for polyester production containing titanium atoms, alkaline earth metal atoms and phosphorus atoms and having a specific constitution; a polyester resin obtained with the catalyst; and a molded article. | 12-08-2011 |
20120309613 | CARBONYLATION PROCESS - A method of increasing the TON of a catalyst system for the monocarbonylation of ethylenically unsaturated compounds using carbon monoxide in the presence of a co-reactant, other than water or a source thereof, having a mobile hydrogen atom is described. The catalyst system is obtainable by combining: (a) a metal of Group (8, 9) or (10) or a suitable compound thereof; (b) a ligand of general formula (I) wherein the groups X | 12-06-2012 |
20140051568 | Methods to Store Transition Metal Organophosphorous Ligand Based Catalysts - The catalyst solution used in a hydroformylation process is prepared for storage by first reducing its acid concentration and/or water content, and then storing the solution under a blanket of syngas and/or an inert gas. Alternatively, or in addition to, the catalyst solution can be stored with an aqueous buffer comprising materials that will neutralize and/or absorb the acid species within the catalyst solution. | 02-20-2014 |
20160052948 | BIS(6-METHYL-3-SULPHOPHENYL)(2-METHYLPHENYL)PHOSPHINE, AMMONIUM SALT THEREOF, AND METHOD FOR PRODUCING SAME - Provided are a water-soluble triarylphosphine for a palladium catalyst, which has high selectivity in a telomerization reaction and is easily recovered with efficiency, an ammonium salt thereof, and a method for efficiently producing the same. Specifically, provided are bis(6-methyl-3-sulphophenyl)(2-methylphenyl)phosphine; a bis(6-methyl-3-sulphonatophenyl)(2-methylphenyl)phosphine diammonium salt obtained by reacting the phosphine with a tertiary amine having a total of 3 to 27 carbon atoms in groups bonded to one nitrogen atom; and a method for producing the same. | 02-25-2016 |
20160096921 | CAYALYST SYSTEM - A catalyst system includes a transition metal salt containing a halo group, an acetate group, or a combination thereof, and an organic phosphine ligand. The molar ratio of the organic phosphine ligand to the transition metal salt is greater than 0 and less than or equal to 50. | 04-07-2016 |
20160136630 | Selective Hydrogenation Catalyst and Methods of Making and Using Same - A method of making a selective hydrogenation catalyst comprising contacting a support with a palladium-containing compound to form a supported-palladium composition; contacting the supported-palladium composition with an organophosphorus compound and a weak acid to form a catalyst composition; and reducing the catalyst composition to form the catalyst. A method of making a selective hydrogenation catalyst comprising contacting an alumina support with a palladium-containing compound to form a supported-palladium composition; contacting the supported-palladium composition with silver nitrate and potassium fluoride to form a mixture; contacting the mixture with an organophosphorus compound and a weak acid to form a catalyst precursor; and reducing the catalyst precursor to form the catalyst. | 05-19-2016 |
20170232420 | MOLECULAR ENCAPSULATION IN METAL-ORGANIC FRAMEWORK CRYSTALS | 08-17-2017 |