| Patents for C07C 15 - Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic part (13,158) |
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| 05/19/2004 | EP1419105A1 Zeolite ssz-60 |
| 05/19/2004 | CN1496760A Purification device and method |
| 05/18/2004 | US6737558 Adding solvent to crystallize and cooling of the mixture to a temperature higher than the formation value of the first eutectic, removal of the mother liquor by repeated washings, dissolving solid obtained, cooling to crystallize, filtration |
| 05/18/2004 | CA2225746C 4-aryl-1-phenylalkyl-1,2,3,6-tetrahydropyridines having neurotrophic and neuroprotective activity |
| 05/13/2004 | WO2004039756A1 Process for producing alkylaromatic compound |
| 05/12/2004 | EP1418162A2 Process for the preparation of 2,6 dimethylnaphthalene |
| 05/12/2004 | EP1417163A1 Method for synthesising terminal olefins by combining isomerisation metathesis and isomerisation transalkylation |
| 05/12/2004 | EP1255719B1 Integrated process for producing an alkenyl-substituted aromatic compound |
| 05/12/2004 | CN1496357A Preparation of oxirane compound |
| 05/12/2004 | CN1496344A Method for recovering cumene |
| 05/12/2004 | CN1495149A Coproduction method of paraxylene and styrene |
| 05/06/2004 | WO2003044908A9 Tunable blue lasers from alloys based on organic distyryl benzenesingle crystals |
| 05/06/2004 | WO2002010100A3 Recycle of nitroxyl-containing streams at low temperature |
| 05/06/2004 | US20040087821 Subjecting 2,3-dimethyl-2,3-diphenylbutane, produced as a byproduct by the dimerization of cumene in preparing cumene hydroperoxide, to hydrogenolysis in the presence of a catalyst thereby to convert it into cumene |
| 05/06/2004 | EP1414568A2 Metal bistriflimide compounds, their synthesis and their uses |
| 05/06/2004 | EP1414560A2 Radial reactor loading of a nonoxidative dehydrogenation |
| 05/05/2004 | CN1494520A Compositions comprising higher diamondoids and processes for their separation |
| 05/04/2004 | US6730812 Solvent-free mechanochemical preparation of phosphonium salts, phosphorus ylides, and olefins |
| 04/28/2004 | EP1412450A2 Light-emitting device and aromatic compound |
| 04/28/2004 | EP1107936B1 Copper-catalysed enantioselective allylic substitution reactions |
| 04/28/2004 | CN1147453C Catalytic process for preparing ethylbenzene from dry gas |
| 04/27/2004 | US6727398 Methods and systems for purifying styrene feedstock comprising use of low palladium catalyst |
| 04/22/2004 | US20040077905 Catalyst containing a Group VIII metal encapsulated in a polymer that has side chains containing an aromatic substituent; stable even in air, easy to recover, and reusable |
| 04/22/2004 | US20040077484 For example, the dewaxing and isodewaxing of paraffins and the disproportionation of toluene. |
| 04/22/2004 | US20040076852 Such as bipyrenylbenzene |
| 04/21/2004 | EP1409125A1 Microencapsulated catalyst, methods of preparation and methods of use thereof |
| 04/21/2004 | EP1171406B1 Method of producing biaryls |
| 04/21/2004 | CN1491273A Process for preparing (branched-alkyl) arylsulphonates and (branched-alkyl) arylsulphonate composition |
| 04/21/2004 | CN1491194A Para-xylene and ethylbenzene separation from mixed C8 aromatics |
| 04/21/2004 | CN1490301A Disproportionation of nitro aromatic compounds |
| 04/21/2004 | CN1490085A Zeolite catalyst for synthesis of isopropyl benzene from benzene and propylene |
| 04/21/2004 | CN1490084A Catalyst for alkyl aromatics dehydrogenation |
| 04/21/2004 | CN1490083A Deoxidizing catalyst for producing alkyl thiazolinyl aromatic hydrocarbon |
| 04/20/2004 | CA2137489C Method of controlling a photoreaction with a laser beam |
| 04/15/2004 | WO2004030818A1 Reactivation of aromatics alkylation catalysts |
| 04/15/2004 | US20040073074 Using aluminum chloride alkylation catalyst |
| 04/15/2004 | US20040073032 Preparation of substituted aromatic compounds |
| 04/15/2004 | US20040072673 Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide |
| 04/15/2004 | US20040072672 Perfluorinated ion-exchange polymers (pfiep) containing pendant sulfonic acid groups and/or pendant carboxylic acid groups entrapped within and highly dispersed throughout a metal oxide network; high surface area |
| 04/15/2004 | US20040072671 Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide |
| 04/15/2004 | US20040071593 Reactor for chemical conversion of a feedstock in the presence of a diluent, with heat inputs and feedstock/catalyst cross-circulation |
| 04/15/2004 | US20040069609 Purification apparatus and method |
| 04/14/2004 | EP1406987A1 Hydrogenation and dehydrogenation processes and catalysts therefor |
| 04/14/2004 | EP1406727A1 Reactivation of aromatics alkylation catalysts |
| 04/14/2004 | EP1218324B1 Alkylaromatics production |
| 04/14/2004 | CN1489492A Methylation method of naphthalene compounds using zoolite catalyst whose partial aluminium atons substituted by iron atoms, said catalyst and preparation |
| 04/14/2004 | CN1488613A Method for continuously producing ethyl benzene by catalytic cracking of waste polystyrene |
| 04/14/2004 | CN1488612A Tube cracking reactor for preparing ethyl benzene by catalytic cracking of waste polystyrene |
| 04/14/2004 | CN1488611A Method for preparing P-isopropyl toluene from dipentene |
| 04/13/2004 | US6720093 Device incorporating as, or in, its light-emitting element luminescent compound including conjugated dendritic molecular structure comprising groups selected from aryl and heteroaryl groups and alkenyl groups connected to each other |
| 04/13/2004 | US6720039 Also having charge transport capability; optical sensors, electroluminescence devices, photoconductors, space light modulating devices, thin film transistors, image display devices |
| 04/08/2004 | WO2004020068A3 Method of optimising the operation of a xylene separation unit using simulated countercurrent |
| 04/08/2004 | US20040068155 Obtaining anthracene and carbazole by melt-crystallization |
| 04/08/2004 | US20040068146 Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide |
| 04/08/2004 | US20040067174 Vertical bed; solid catalyst; endothermic reaction |
| 04/07/2004 | EP1405893A1 Organic electroluminescence device and luminance material |
| 04/07/2004 | EP1404725A2 Colloid-catalysed gas transfer in supercritical phases |
| 04/07/2004 | EP1404634A1 Process for producing cumene |
| 04/07/2004 | CN1487910A Obtaining anthracene and carbazole by melt-crystallization |
| 04/07/2004 | CN1486966A Light benzol producing process in four serially connected towers |
| 04/07/2004 | CN1144619C Immobilised ionic liquid |
| 03/31/2004 | EP1402932A1 Purification apparatus and method |
| 03/31/2004 | EP1401950A1 Low molecular weight hydrogenated nitrile rubber |
| 03/31/2004 | EP1401795A2 Selective production of meta-diisopropylbenzene |
| 03/31/2004 | EP0770065B1 Tri-substituted phenyl derivates useful as pde iv inhibitors |
| 03/31/2004 | CN1486292A Compositions comprising cyclohexamantane |
| 03/31/2004 | CN1485305A Process for preparing alkylbenzene with low energy consumption |
| 03/30/2004 | US6713657 Catalytically condensed using acidic oligomerization/aromatization catalyst to form higher molecular weight c5+ products |
| 03/30/2004 | CA2104822C Mgapso molecular sieve and use thereof |
| 03/25/2004 | US20040059175 Method and devices for producing naphthalene from coke produced from coke oven crude gas |
| 03/25/2004 | US20040059168 Method for producing alkali metal catalyst and use thereof for the side-chain alklation of alkyl aromatics |
| 03/25/2004 | DE10242223A1 Verfahren zur Hydrodechlorierung von kernchlorierten ortho-Xylolen Process for the hydrodechlorination of nuclear-chlorinated ortho-xylenes |
| 03/25/2004 | DE10241814A1 Prozeß zur Herstellung von Aryl-Aryl gekoppelten Verbindungen Process for the preparation of aryl-aryl linked compounds |
| 03/24/2004 | EP1400502A2 Process for the preparation of 2,6-dimethylnaphthalene |
| 03/24/2004 | EP0991613B1 Olefin skeletal isomerization process |
| 03/24/2004 | CN1484626A Method for the production of alkyl aryl sulphonates |
| 03/24/2004 | CN1142827C Method for preparing a low acidity refractory oxide-bound zeolite catalyst |
| 03/23/2004 | US6709570 Zeolite and a low acidity refractory oxide binder which is essentially free of alumina; adding an amine, extrusion, drying, calcining; hydrocarbon conversion, isomerization, dewaxing; high crushing strength |
| 03/18/2004 | WO2004022626A1 Method for the production of aryl-aryl coupled compounds |
| 03/18/2004 | WO2003102202A3 Process for preparing vinylaromatic compounds |
| 03/18/2004 | WO2003016249A8 Process for producing branched olefins from linear olefin / paraffin feed |
| 03/18/2004 | US20040054245 Method of hydrodechlorinating nuclear-chlorinated ortho-xylenes |
| 03/17/2004 | EP1398305A1 Process for the hydrodechlorination of nuclear chlorinated ortho-xylenes |
| 03/17/2004 | EP1137739B1 Catalytic cracking process using an mcm-68 catalyst |
| 03/17/2004 | CN1482112A Catalytic reaction of transforming methane directly to produce benzene, hydrogen gas and carbon monoxide |
| 03/17/2004 | CN1481936A Catalyst for oxygen-free aromatization reaction of methane and the preparing process and application of the same |
| 03/17/2004 | CN1142127C Process for refining toluene containing nitrogen impuritier |
| 03/17/2004 | CN1142126C Method for preparing alkylbenzene by position rearrangement reaction of substituted alkyl on benzene ring |
| 03/17/2004 | CN1142125C Process for alkylating benzene and olefin |
| 03/17/2004 | CN1142022C Transalkylation catalyst and its prepn. |
| 03/16/2004 | US6706939 Via supplying isomeric mixture to an adsorption column packed with y-type zeolite |
| 03/11/2004 | WO2004020371A1 Condensed polycyclic compound and organic light-emitting device using the same |
| 03/11/2004 | WO2004020370A1 Method and apparatus for producing styrene by catalytic dehydration of 1-phenylethanol |
| 03/11/2004 | WO2004020369A1 Process for the preparation of styrene or substituted styrene |
| 03/11/2004 | WO2004020068A2 Method of optimising the operation of a xylene separation unit using simulated countercurrent |
| 03/11/2004 | US20040048102 For use in the areas of indicators, displays, backlight, electrophotography, illumination sources, recording light sources, exposure illuminants, reading light sources, beacons, signboards and interiors |
| 03/10/2004 | EP1395362A1 Production of alkylated aromatic compounds using dealuminated catalysts |
| 03/10/2004 | EP1185489B1 Method for preventing undesired polymerisation in a mixture of substances containing ethylenically unsaturated compounds |
| 03/10/2004 | EP1068166B1 Process and apparatus for the production and recovery of p-xylene |
| 03/10/2004 | CN1481375A Prepn. of oxirane compounds |