Patents
Patents for C07C 6 - Preparation of hydrocarbons from hydrocarbons containing a different number of carbon atoms by redistribution reactions (4,092)
06/2001
06/07/2001US20010003140 And 1-butene by reacting 2-pentene with ethene in the presence of a metathesis catalyst comprising at least one compound of a metal of transition group 6B, 7B or 8
06/05/2001CA2044960C Zeolite nu-85
06/05/2001CA2044959C Zeolite nu-86
05/2001
05/31/2001US20010002426 The binder comprising particles having a particle size less than that of the first zeolite; hydrorefining catalyst selectivity; cracking; isomerization; disproportionation; transalkylation; alkylation; reforming
05/29/2001US6239056 Selective aromatics disproportionation process
05/25/2001WO2001036368A2 Metathesis syntheses of pheromones or their components
05/25/2001WO2001036359A1 Optically active fluorinated binaphthol derivative
05/23/2001EP1100765A1 A process for producing terephthalic acid and/or dimethyl terephthalate
05/23/2001EP0888187B1 Microporous crystalline metallophosphates
05/22/2001US6235958 Process for converting C5 olefinic cuts by metathesis using a catalyst based on rhenium and cesium
05/15/2001US6232517 Subjecting 1,6 and/or 1,5-dimethylnaphthalenes, optionally with other isomers, to isomerization, comprising treating said compounds at elevated temperature, under at least partially liquid phase conditions, in presence of mtw zeolite
05/15/2001CA2037436C Catalyst and process for the selective production of para-dialkyl substituted benzenes
05/08/2001US6229060 Method of metathesis of alkanes and catalyst
05/02/2001EP0991467B1 Supported catalyst used in the production of cycloalkadienes in a metathesis reaction
05/01/2001US6225488 Ruthenium or osmium catalysts for olefin metathesis reactions
05/01/2001CA2033021C A process and a catalyst composition of alkylating benzene or substituted benzene or transalkylating alkylated benzene
04/2001
04/25/2001EP1094050A2 Process for the preparation of 2,6-dimethylnaphthalene
04/18/2001EP1091907A2 Molecular sieve cit-6
04/18/2001CN1291914A Solid acid catalyst, method for preparing same and reaction using same
03/2001
03/28/2001EP0808299B1 Heavy aromatics processing
03/27/2001US6207115 Selective hydrogenation zone having a catalyst bed for hydrogenating diolefins and acetylene impurities; isomerizing simultaneously 1-butene to 2-butene; downstream having an acid catalyst to polymerize the isobutene
03/21/2001EP1023250A4 Process for preparing 2,6-dialkylnaphthalene
03/21/2001CN1287884A Catalyst for disproportioning and alkyltransfering toluene and carbon 9 and heavy aromatics contg. carbons more than nine
03/20/2001US6204422 Catalytic hydrodealkylation
03/08/2001WO2001016059A1 Process for conversion of well gas by disproportionation to saleable products
03/06/2001US6198013 Toluene disproportionation process using a zeolite bound zeolite catalyst
03/06/2001CA2040129C Catalysts for the conversion of propane and butane
03/01/2001DE10035604A1 Modifying selectivity of zeolite catalyst, e.g. for disproportionation of toluene to p-xylene, involves impregnation with polysiloxane, e.g. poly-dimethylsiloxane, followed by drying and calcination
02/2001
02/28/2001CN1285810A Alkylaromatics production
02/28/2001CN1285770A Preparation of zeolite bound by MFI structure type seolite and use thereof
02/28/2001CN1285338A Preparation of C5-C6-olefines
02/28/2001CN1285337A Transfer process for multi-phase alkylate-alkyl
02/27/2001CA2024902C Enhanced production of propylene from higher hydrocarbons
02/23/2001CA2316666A1 Multi-phase alkylation-transalkylation process
02/21/2001EP1077083A1 Catalyst comprising at least one zeolite of the NES structural type and rhenium and the transalkylation of aromatic hydrocarbons using the same
02/20/2001US6191331 Zeolite catalyst precoking method for selective aromatics disproportionation process
02/14/2001EP1075482A1 Cationic ruthenium complexes, their production and their use
02/08/2001WO2001009067A1 Plural stage toluene disproportionation process minimizing ethylbenzene production
01/2001
01/31/2001CN1281750A Shape selective modification method of zeolite catalyst
01/30/2001US6180550 Xylene isomerization; toluene disproportionation catalysts
01/24/2001EP1070033A1 Process for the preparation of ethylbenzene
01/24/2001CN1061022C Transalkylation of polyalkylaromatic hydrocarbons
01/18/2001WO2001004077A1 Process for manufacturing alkanes with methane
01/18/2001DE19932060A1 Verfahren zur Herstellung von C¶5¶-/C¶6¶-Olefinen A process for preparing C¶5¶- / C¶6¶-olefins
01/17/2001EP1069102A1 Process for the production of 2,6-dimethylnaphthalene from petrochemical streams
01/17/2001EP1069101A1 Process for the preparation of C5-/C6-olefins
01/17/2001EP1068898A2 Process for the regeneration of zeolitic catalysts used in (trans)alkylation processes
01/16/2001US6175047 Ruthenium metathesis catalyst and method for producing olefin reaction product by metathesis reaction using the same
01/11/2001WO2001002324A1 High temperature metathesis process
01/04/2001WO2001000547A1 A process for the disproportion and transalkylation of toluene and c9+ heavy aromatic hydrocarbons, and its catalyst
12/2000
12/27/2000EP1063012A1 Novel heteropolyanion containing catalyst usable in paraffin conversion processes
12/27/2000EP1062191A4 Alkylaromatics production
12/27/2000EP1062191A2 Alkylaromatics production
12/27/2000CN1277952A Aromatic hydrocarbon conversion method
12/26/2000US6166279 Preparation of olefins
12/26/2000US6166262 Surfactant manufacture
12/21/2000DE19927912A1 Catalytic preparation of cyclic and/or polymer compounds by educt metathesis is performed in the presence of one or more heterogeneous catalysts and ionic liquids
12/20/2000EP1061058A1 Method for converting aromatic hydrocarbons
12/20/2000EP1060791A1 Solid acid catalyst, method for preparing the same and reaction using the same
12/19/2000US6162416 Zeolite beta and its use in aromatic alkylation
12/19/2000CA2042361C A process for the catalytic conversion of a c9+ aromatics feed
12/13/2000EP1059277A1 Aromatic conversion process
12/13/2000EP0920404B1 A zeolite-based ethylbenzene process adaptable to an aluminum chloride-based ethylbenzene plant
12/13/2000CN1059424C Hydrocarbon conversion process using zeolite bound zeolite catalyst
12/12/2000US6160191 Heating an aqueous zeolite synthesis mixture under agitation to a nucleation temperature of the synthesis mixture, repeat the same process in the absence of agitation to form a catalyst selectivity
12/12/2000US6159890 Phosphorus, arsenic, or antimony compound and a compound containing at least one carbon-to-carbon triple bond.
12/06/2000EP1056756A1 Asymmetric ring-closing metathesis reactions
12/06/2000EP1056538A1 Acid activation of ruthenium metathesis catalysts and living romp metathesis polymerization in water
12/05/2000US6156692 As catalyst to metathesize olefins
11/2000
11/30/2000WO2000071255A1 Metal-containing macrostructures of porous inorganic oxide, preparation thereof, and use
11/30/2000WO2000071254A1 Hydrocarbon conversion process and catalyst useful therein
11/30/2000CA2374741A1 Metal-containing macrostructures of porous inorganic oxide, preparation thereof, and use
11/30/2000CA2374739A1 Hydrocarbon conversion process and catalyst useful therein
11/21/2000US6150293 Preparation of zeolite bound by MFI structure type zeolite and use thereof
11/14/2000US6147272 Circulating mixture of aromatic hydrocarbons in enrichment zone to produce fraction with para-xylene, purifying said fraction in purification zone by crystallization in zone comprising two stages at high temperature, recovering crystals
11/14/2000US6147270 Process for the preparation of 2,6-dimethylnaphthalene using a MTW zeolitic catalyst
11/09/2000WO2000066520A1 Alkylaromatics production
11/01/2000CN1057990C Process for preparing product containing isobutane/isohexane
10/2000
10/26/2000WO1999026904A3 Alkylaromatics production
10/25/2000CN1270946A Preparing substituted olefine
10/24/2000US6137024 Process for separating meta-xylene
10/18/2000EP1044069A1 Preparation of zeolite bound by mfi structure type zeolite and use thereof
10/17/2000US6133470 Producing terephthalic acid and/or dimethyl terephthalate; toluene disproportionation conditions with crystalline molecular sieve catalyst to produce an intermediate product, which is oxidized without need for purification
10/10/2000US6130181 Re2o7 particles on an inorganic support, particles having a diameter of <1 nm
10/04/2000EP1041078A2 Ruthenium or osmium catalysts for olefin metathesis reactions
10/04/2000EP0988265A4 Heavy aromatics processing
10/04/2000CN1268500A Toluene disproportionation and transalkylation method
10/02/2000CA2302652A1 Ruthenium or osmium catalysts for olefin metathesis reactions
09/2000
09/27/2000EP1037897A1 Highly active cationic ruthenium and osmium complexes for olefin metathesis reactions
09/20/2000EP1036137A1 Production of olefins
09/20/2000CN1267275A Hydrocarbon conversion process
09/19/2000US6121501 Process for preparing 2,6-dialkylnaphthalene
09/19/2000US6121473 Catalytic conversion of dienes to cyclic olefins using molybdenum or tungsten bidentate dialkoxide complex
09/13/2000EP1035093A2 Metathesis in the presence of ionic liquids
09/13/2000CN1056361C Method for producing para-xylene by high-temp. crystallisation in at least one stage and partial crystal fusion
09/12/2000US6117411 Has the topology of zeolite beta; catalyst for hydrocarbon conversion, gas drying and separation
09/06/2000EP1033358A1 Control of diarylalkane by-product formation in alkylation of aromatics by olefins using zeolite beta catalyst
09/06/2000CN1265388A Control of formation of diaryl alkane by-product in alkylation of olefines and aromatic compound by zeolite beta catalyst
09/05/2000US6114592 Selective aromatics disproportionation process
09/05/2000US6114275 Crystalline metallophosphates
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