| Patents for C07C 15 - Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic part (13,158) |
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| 03/28/2000 | US6043402 Producing monoalkyl aromatic using zeolite beta; inhibiting diarylalkyl formation by keeping feed aromatics in liquid phase and controlling stoichiometry to meet a given equation |
| 03/23/2000 | DE19843012A1 (Hetero)aryl-substituted olefin preparation for use e.g. as polymer or drug intermediate, by Heck reaction using inexpensive catalyst system of divalent palladium compound and nitrogen-containing additive |
| 03/22/2000 | EP0877781A4 Shape selective zeolite catalyst and its use in aromatic compound conversion |
| 03/22/2000 | CN1248236A Method for eliminating inhibitors of polymerisation of monomer mixtures using optimized alumina |
| 03/22/2000 | CN1248234A Method for eliminating inhibitors of polymerization of monomer mixtures using alumina with optimised form |
| 03/22/2000 | CN1050595C Improved adsorptive separation of metalxylene from aromatic hydrocarbons |
| 03/22/2000 | CN1050594C Methylbenzene disproportionating and alkyl group transfering process |
| 03/22/2000 | CN1050593C Method and apparatus for preparing preproduct containing aromatic hydrocarbons for production of aromatics |
| 03/21/2000 | US6040259 Metal-containing zeolite catalyst, preparation thereof and use for hydrocarbon conversion |
| 03/21/2000 | US6039895 Benzoquinoneimines as vinyl aromatic polymerization inhibitors |
| 03/21/2000 | US6039864 Isomerizing an aromatic hydrocarbon stream using a catalyst comprising a first zeolite having an average particle size greater than 0.1 micron and a binder comprising second zeolite particles having smaller average particle size |
| 03/21/2000 | CA2144182C Regeneration of severely deactivated reforming catalysts |
| 03/16/2000 | WO2000014177A1 Vinyl monomer polymerization inhibition using hindered hydroxylamines |
| 03/16/2000 | WO2000014042A1 High selective method of phenol and acetone production |
| 03/16/2000 | WO2000014039A1 Styrene monomer polymerization inhibition using substituted dihydroxyarenes and nitroxides |
| 03/16/2000 | WO2000013782A1 Fluid distributor-mixer-extractor and related method |
| 03/16/2000 | CA2343022A1 Vinyl monomer polymerization inhibition using hindered hydroxylamines |
| 03/16/2000 | CA2342945A1 Styrene monomer polymerization inhibition using substituted dihydroxyarenes and nitroxides |
| 03/15/2000 | EP0984832A1 Perfluorinated ion-exchange microcomposite catalysts modified with lewis acid |
| 03/14/2000 | US6037512 Dismutation and/or transalkylation of alkylaromatic hydrocarbons using a mazzite type zeolite |
| 03/14/2000 | US6037305 Active support comprising cerium/zirconium mixed oxides, cerium/zirconium solid solutions, and mixtures thereof; iron catalytic component; and potassium catalyst promoter |
| 03/14/2000 | US6037301 Hydrogenation catalysts containing boron, group viii metal |
| 03/14/2000 | CA2006542C Catalytic reaction using zeolite nu-87 |
| 03/09/2000 | WO2000012451A1 Improved processes for making surfactants via adsorptive separation and products thereof |
| 03/09/2000 | WO2000012449A1 Copper-catalyzed enantioselective allylic substitution reactions |
| 03/09/2000 | CA2341224A1 Improved processes for making surfactants via adsorptive separation and products thereof |
| 03/08/2000 | EP0983284A1 Synthesis of n-silylated cyclopentaphenanthrene compounds |
| 03/08/2000 | EP0983215A1 Reduction of aromatic halogenides |
| 03/08/2000 | EP0799170B1 Method of producing olefinically unsaturated compounds, in particular styrene, by catalytic oxidation |
| 03/08/2000 | EP0666767B1 High purity benzene production using extractive distillation |
| 03/08/2000 | CN1050114C Apparatus for preparing styrene |
| 03/07/2000 | US6034291 Catalytic composition and process for the alkylation and/or transalkylation of aromatic compounds |
| 03/07/2000 | US6034032 Iron oxide on catalyst support |
| 03/07/2000 | CA2103116C Production of para-xylene by selective methylation of toluene with methyl halides |
| 03/02/2000 | WO2000010944A1 Para-xylene production process |
| 03/02/2000 | CA2341603A1 Para-xylene production process |
| 03/01/2000 | EP0981406A1 Improved catalyst composition useful for conversion of non-aromatic hydrocarbons to aromatics and light olefins |
| 02/29/2000 | US6031144 Process for reducing the residual olefin content of an alkylation reaction product |
| 02/29/2000 | US6031143 Alkylating a stream of benzene and a recycled product ethylene to form ethylbenzene, catalytic dehydrogenating with ethane in presence of a dehydrogenation catalyst to form styrene and ethylene |
| 02/29/2000 | US6031126 Rearranging a hydrazobenzene compound to form a diaminodiphenyl compound, diazotising, catalytic reacting with a styryl compound to form a distyryl-biphenyl fluorescent whitening agent |
| 02/24/2000 | WO2000009263A1 L-type zeolite catalyst comprising platinum, halogen and group ib metal |
| 02/24/2000 | WO2000009261A1 Dispersion and stabilization of reactive atoms on the surface of metal oxides |
| 02/23/2000 | EP0980397A1 Methyl styrene as a high index of refraction monomer |
| 02/23/2000 | CN1245158A Process for preparing long-chain linear alkylbenzene |
| 02/22/2000 | US6028238 Catalytic isomerizing a feed which contains ethylbenzene and xylene in two components of molecular sieve catalysts |
| 02/22/2000 | US6028103 Triaryl methane compounds and analogues thereof useful for the treatment or prevention of sickle cell disease or diseases characterized by abnormal cell proliferation |
| 02/22/2000 | US6028027 Method of producing selective-dehydrogenation catalysts, and catalysts produced in this way |
| 02/22/2000 | US6027707 Based on silicon or germanium oxide and oxides of aluminum, iron, gallium, boron, titanium, vanadium, zirconium, molybdenum, arsenic, antimony, chromium and/or manganese; hydrorefining catalysts; hydrocarbon conversions |
| 02/22/2000 | CA2057710C Heat sensitive recording materials |
| 02/16/2000 | EP0979808A1 Method for the removal and recovery of mononuclear and polynuclear aromatic co-products produced in a hydrocarbon dehydrogenation reaction zone |
| 02/16/2000 | CN1244854A Method for preparing styrenes |
| 02/15/2000 | US6024897 Process for the preparation of benzyl-metal compounds and process for the preparation of 4-phenyl-1-butenes by the use of the same |
| 02/10/2000 | WO2000006526A1 Recovery of aromatic hydrocarbons using lubricating oil conditioned membranes |
| 02/09/2000 | CN1244138A Dehydrogenation catalyst and process |
| 02/03/2000 | WO2000005186A1 Process for the preparation of styrene and propylene oxide |
| 02/03/2000 | DE19857314A1 Stark saurer mensoporöser synergistischer Festkörper-Katalysator und Verwendung desselben Strongly acid of the same mensoporöser synergistic solid catalyst and use |
| 02/03/2000 | CA2337845A1 Process for the preparation of styrene and propylene oxide |
| 02/03/2000 | CA2244489A1 Method for the removal and recovery of mononuclear and polynuclear aromatic co-products produced in a hydrocarbon dehydrogenation reaction zone |
| 02/02/2000 | CN1243117A Production technology of high-purity mesitylene using acetone |
| 02/01/2000 | CA1340886C 1, 2-di (4-isobutylphenyl) hydrocarbon and its preparation and uses as intermediate |
| 01/26/2000 | EP0974570A1 Method for the preparation of arylated poly alpha-olefins |
| 01/26/2000 | EP0973707A1 Method for eliminating inhibitors of polymerisation of monomer mixtures using an alumina with optimised form |
| 01/26/2000 | EP0973706A1 Method for eliminating inhibitors of polymerisation of monomer mixtures using an optimised alumina |
| 01/26/2000 | EP0800497B1 Process for preparing ethylbenzene using liquid phase alkylation and vapor phase transalkylation |
| 01/26/2000 | CN1048655C Alkylation catalyst and application thereof |
| 01/25/2000 | US6018087 Isomerization of dimethylnaphthalene to produce 2,6-dimethylnaphthalene |
| 01/25/2000 | US6018086 Process for preparing 2,6-dialkylnaphthalene |
| 01/19/2000 | CN1241991A Recovery of a secondary ethylene stream from an ethylene purification process |
| 01/19/2000 | CN1048479C Process separating method and apparatus for reformeed carbon heavy aromatics |
| 01/19/2000 | CN1048426C C5 chain hydrocarbon aromatization catalyst |
| 01/18/2000 | US6015930 Hydroisomerizing with acidic catalyst and metal, dehydrogenating with reforming catalyst |
| 01/18/2000 | US6015508 Liquid crystalline compounds containing hydrocarbon groups, liquid crystalline compositions, and liquid crystal display elements |
| 01/13/2000 | WO2000001644A1 Process for producing hydrocarbons |
| 01/13/2000 | CA2302686A1 Process for producing hydrocarbons |
| 01/12/2000 | EP0970940A1 Process for the recovery of products contained in the heavy side products from their preparation |
| 01/12/2000 | EP0970030A1 Method of purifying 1,3,5-triisopropylbenzene |
| 01/12/2000 | EP0970028A1 Method for synthesising aromatically substituted olefins |
| 01/11/2000 | US6013848 Conversion of heavy polyalkylaromatic compounds |
| 01/05/2000 | EP0968159A1 Method for preparation of styrenes |
| 01/05/2000 | EP0852582B1 Modified fluorosulfonic acids |
| 01/05/2000 | EP0794933B1 A method for inhibiting premature polymerization of vinyl aromatic monomers |
| 01/05/2000 | EP0632796B1 Toluene disproportionation process |
| 01/04/2000 | US6011190 Process for preparing dialkylnaphthalene |
| 12/29/1999 | WO1999067349A1 Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers |
| 12/29/1999 | WO1999067348A1 Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers: free radically initiated grafting reaction products |
| 12/29/1999 | CA2336185A1 Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers |
| 12/28/1999 | US6008425 Isomerization of ortho- and meta-xylenes to para-xylene, as well as the removal of ethylbenzene from a c8 aromatics stream using a zeolite bound zeolite catalyst |
| 12/28/1999 | US6008424 C8 alkylaromatic hydrocarbon production using reversible flow reactive chromatography |
| 12/28/1999 | US6007707 Extractive distillation in an extractive distillation column using selective solvent comprising n-substituted morpholine |
| 12/23/1999 | WO1999065601A1 A mixed phase ethylation system for producing ethylbenzene |
| 12/23/1999 | WO1999065582A1 Cascade reboiling of ethylbenzene/styrene columns |
| 12/22/1999 | EP0964746A1 Fluorine-modified perfluorinated ion-exchange microcomposite catalysts |
| 12/22/1999 | CN1239472A Process for prepn. of 9-deazaguanine derivatives |
| 12/22/1999 | CN1239471A Alkylation process using zeolite beta |
| 12/22/1999 | CN1047584C Toluene diproportionation process |
| 12/21/1999 | US6005156 Para-xylene separation process comprising pretreatment by selective hydrogenation and by activated clay |
| 12/21/1999 | US6005153 Producing at least one c8 alkylaromatic hydrocarbon product from a feedstock containing at least one c9 or c10 alkylaromatic hydrocarbon reactant |
| 12/21/1999 | US6005152 Process for the preparation of monoalkylated aromatic compounds |
| 12/21/1999 | US6005151 Reacting haloaromatic compound with olefin compound using palladium complex catalyst |
| 12/21/1999 | US6004452 Process for converting hydrocarbon feed to high purity benzene and high purity paraxylene |