SUED-CHEMIE CATALYSTS JAPAN, INC. Patent applications |
Patent application number | Title | Published |
20130053608 | DEHYDROGENATION CATALYST OF ALKYL AROMATIC COMPOUNDS HAVING IMPROVED PHYSICAL STRENGTH, PROCESS FOR PRODUCING SAME, AND DEHYDROGENATION METHOD THEREOF - A high cerium-containing dehydrogenation catalyst of alkyl aromatic compounds used in industrial scale, comprising iron oxide and potassium oxide, having improved physical strength of catalyst pellets, and a method for producing the catalyst, and the dehydrogenation method using the catalyst are disclosed. In producing high cerium-containing pellets by using a dehydrogenation catalyst comprising iron oxide and potassium oxide, cerium carbonate hydroxide or a mixture of cerium carbonate hydroxide and other cerium compounds is used as a cerium source to produce catalytic pellets having improved physical strength. | 02-28-2013 |
20120123174 | CATALYST FOR SELECTIVE HYDROGENATION OF ACETYLENE COMPOUNDS - The present invention provides a catalyst for selective hydrogenation used to obtain 1,3-butadiene by selectively hydrogenating acetylene compounds contained in a C4 hydrocarbon compound reservoir which is obtained by steam cracking and mainly contains 1,3-butadiene. This catalyst composition mainly contains palladium and bismuth, or palladium, bismuth and tellurium. | 05-17-2012 |
20120107201 | Agent For Detoxifying Discharge Gas Containing Volatile Inorganic Hydride And Method Of Detoxifying Discharge Gas Containing Volatile Inorganic Hydride - A detoxifying agent and a detoxifying method are provided which have a high detoxifying ability in a detoxifying treatment of a discharge gas containing a volatile inorganic hydride and generating in a semiconductor production step. A zeolite is added to a solid metal hydroxide, a solid metal carbonate, a solid basic metal carbonate, or a mixture of these compounds to thereby obtain the detoxifying agent which has the excellent ability to detoxify a discharge gas containing volatile inorganic hydride. The zeolite to be added is a synthetic zeolite selected from zeolite Y, MFI zeolite, mordenite zeolite, beta zeolite, zeolite A, zeolite X, and zeolite L or is a natural zeolite. | 05-03-2012 |
20110213189 | Dehydrogenation Catalyst For Alkyl Aromatic Compounds Exhibiting High Performance In The Presence Of High-Concentration CO2 - A dehydrogenation catalyst composition for use in preparing an alkenyl aromatic compound by dehydrogenation of an alkyl aromatic compound, a method for preparing the catalyst, and a process for using the catalyst in a dehydrogenation reaction. Carbon dioxide (CO | 09-01-2011 |
20110178350 | Dehydrogenation Catalyst of Alkylaromatic Compounds Having High Redox Ability, Process for Producing Same, And Dehydrogenation Method Using Same - The object of the present invention is to provide the catalyst used in a process for preparation of alkenylaromatic compounds by dehydrogenating alkyl aromatic compounds by means of steam as a diluent, wherein the catalyst prevents the block and corrosion caused by the alkali metal component migrated from the catalyst, and the process for producing same, and the dehydrogenation method using it. | 07-21-2011 |
20090060809 | Ammonia Decomposition Catalyst and Process for Decomposition of Ammonia Using the Catalyst - Disclosed is a catalyst useful for catalytic decomposition of high concentration ammonia, and also disclosed is a process for decomposing ammonia using the catalyst. As the ammonia decomposion catalyst, a catalyst which supports a metallic element selected from Fe, Co, Ni and Cu by ion exchange method on porous silica alumina having an Si/Al atomic ratio of 1 to 90 and a specific surface area of 200 to 900 m | 03-05-2009 |
20090029850 | Method for Preparing a Catalyst for Dehydrogenation of Cyclohexanol - A copper oxide based catalyst for dehydrogenation of cyclohexanol which is a copper oxide-zinc oxide based catalyst or a copper oxide-silicon oxide based catalyst further comprising one of palladium, platinum and ruthenium in a very small amount; and a method for preparing the copper oxide based catalyst which comprises combining the co-precipitation method or the kneading method and the spray method. The copper oxide based catalyst for dehydrogenation of cyclohexanol exhibits high activity and high selectivity, and thus may be used for producing cyclohexanone at a reduced reaction temperature and/or with an enhanced yield, as compared to a conventional catalyst. | 01-29-2009 |