Patents
Patents for C07C 6 - Preparation of hydrocarbons from hydrocarbons containing a different number of carbon atoms by redistribution reactions (4,092)
03/2002
03/27/2002EP0946469B1 Oligomer mixtures derived from cyclopentene, method for the production and use thereof
03/27/2002CN1341585A Reaction method of dimethyl benzene isomerization and methylbenzene disproportionation and its equipment
03/20/2002CN1341078A Synthetic porous crystalline MCM-68, its synthesis and use
03/20/2002CN1340490A Selective disproportionation and alkyl transfer process for preparing p-xylene
03/20/2002CN1340489A Process for preparing p-xylene
03/20/2002CN1340484A Process for disproportionating toluene and transferring alkyl radical of heavy arylhydrocarbon
03/19/2002US6359185 Selective aromatics disproportionation process
03/19/2002US6359184 From alkylaromatic hydrocarbons
03/19/2002US6358482 For converting an olefinic cut to isobutene and propylene
03/14/2002WO2002020535A1 Highly active metathesis catalysts generated in situ from inexpensive and air stable precursors
03/13/2002CN1339426A Variable preparing method for propylene and hexene
03/12/2002US6355852 Reaction of toluene in liquid in the presence of catalyst of sulfated oxide and hydroxide
03/07/2002DE10041345A1 Verfahren zur Synthese von terminalen Olefinen mit enger Molgewichtsverteilung Process for the synthesis of terminal olefins having a narrow molecular weight distribution
03/06/2002CN1080248C Heavy aromatics processing
02/2002
02/28/2002WO2002016290A2 Method for synthesising terminal olefins having a limited molar mass distribution
02/27/2002CN1337890A Catalyst for the disproportionation/transalkylation of aromatic hydrocarbons and method for preparing the same
02/27/2002CN1079786C Process for preparation of alpha-olefins
02/21/2002WO2001053237A3 Production of monocycloalkyl aromatic compounds
02/21/2002US20020022741 Metathesis syntheses of pheromones or their components
02/14/2002WO2001066464A3 Zeolite ssz-55
02/12/2002US6346498 Zeolite catalysts having stabilized hydrogenation-dehydrogenation function
01/2002
01/31/2002WO2002008159A1 Alkylaromatics production
01/31/2002CA2385243A1 Alkylaromatics production
01/30/2002EP1176234A2 Catalyst supports, supported catalysts, methods of making the same and methods of using the same
01/30/2002CN1333198A Method for producing mesitylene from dimethylbenzene, unsym-trimethylbenzene and tetramethylbenzene
01/29/2002US6342621 Active in ring-opening polymerization of cyclic olefin monomers without requiring the presence of co-catalyst such as diazo alkyl compound
01/23/2002EP1173398A1 Alkylaromatics production
01/23/2002CN1332140A Method for alkylation of aromatic hydrocarbon using solid alkylation catalyst
01/23/2002CN1078194C Process for producing aromatic compounds from aliphatic hydrocarbons
01/16/2002EP0873291B1 Process for manufacturing ethylbenzene or cumene
01/10/2002WO2002002490A2 Synthesis of high quality normal alpha olefins
01/10/2002WO2001036368A3 Metathesis syntheses of pheromones or their components
01/03/2002US20020002318 Separation of high and low molecular weights
01/03/2002US20020002317 Flexible preparation of propene and hexene
01/02/2002EP1167327A1 Isopentane disproportionation
12/2001
12/13/2001US20010051754 Using a first catalyst bed of acid zeolite, such as ZSM-5 which disproportionates toluene and downstream second bed of zeolite having hydrogenation-dehydrogenation activity, such as platinum-ZSM-5, to selectively eliminate ethylbenzene
11/2001
11/28/2001CN1323769A Transalkylation catalyst and its prepn.
11/28/2001CN1075483C Process and appts. for C4 and C5 olefine hydrocarbon fraction conversion into ether and propene
11/14/2001EP0800499B1 Paraxylene separation process comprising at least two high temperature crystallization stages
11/07/2001EP1151987A1 Optically active fluorinated binaphthol derivative
11/07/2001EP1151979A1 Process for the simultaneous or non-simultaneous production of monoalkylaromatic, dialkylaromatic and trialkylaromatic compounds
11/06/2001US6313365 Ruthenium metathesis catalyst and method for producing olefin reaction product by metathesis reaction using the same
10/2001
10/31/2001EP0898554B1 Process for the manufacture of surfactants containing branch chain alkyl groups
10/31/2001CN1073888C Zeolite catalysts and various processes carried out in pressure of said zeolite catalysts.
10/31/2001CN1073887C Catalyst for alkylation to prepare ethylbenzene, its preparation process, and new technology for preparing ethylbenzene by alkylation
10/24/2001CN1319084A Process for producing terephthalic acid and/or dimethyl terephthalate
10/18/2001US20010031903 Simultaneous process for simulated moving-bed dismutation and separation of toluene into benzene and xylenes
10/17/2001EP1144113A1 Catalyst for the disproportionation/transalkylation of aromatic hydrocarbons and method for preparing the same
10/10/2001EP1140740A1 Small crystal zsm-5, its synthesis and use
10/10/2001EP0950019B1 Zeolite ssz-45
10/09/2001US6300535 Preparation of zeolite bound by MFI structure type zeolite and use thereof
10/04/2001WO2001072421A1 Polymer supported catalysts for olefin metathesis
10/04/2001EP1138750A2 Integrated hydroisomerization/alkylation process
10/04/2001EP1138659A1 Selective aromatics disproportionation process
10/04/2001EP1137739A1 Catalytic cracking process using an mcm-68 catalyst
10/03/2001CN1315227A Process for selectively disproportionating aromatic hydrocarbon
10/02/2001US6297417 Treating dried benzene feedstock with a solid acid adsorbent in a heated pretreatment zone prior to catalytic liquid phase alkylation to provide improved catalyst aging resistance
09/2001
09/30/2001CA2324810A1 Integrated hydroisomerization/alkylation process
09/27/2001WO2001070387A1 Method for carrying out a metathesis reaction of unsaturated organic compounds
09/27/2001US20010024635 Small crystal ZSM-5, its synthesis and use
09/27/2001DE10014297A1 Metathesis reaction of unsaturated organic compound, e.g. cyclization of octa-1,7-diene to cyclohexene, involves mixing and reacting compound and metathesis catalyst in liquid or dissolved form in microreactor
09/20/2001DE10013253A1 Production of propene and hexene from butenes in a raffinate II C4 fraction comprises reaction with ethene on a Group VIb, VIIb or VIII metal metathesis catalyst
09/19/2001EP1134271A2 Process for producing propene and hexene
09/19/2001EP0804394B1 Method for producing para-xylene by high-temperature crystallisation in at least one stage and partial crystal fusion
09/19/2001CN1313268A Process for preparing ethylene and propylene
09/13/2001WO2001066464A2 Zeolite ssz-55
09/07/2001WO2001064335A2 Iron, cobalt and/or nickel containing alpo bound sapo molecular sieve catalyst for producing olefins
09/04/2001US6284939 Process for liquid-phase conversion with a moving-bed catalyst using a stripper-lift
09/04/2001US6284937 Polar organic compounds and separation
09/04/2001US6284852 Ruthenium carbene complexes
08/2001
08/29/2001EP1127041A1 Process for manufacturing alkanes
08/29/2001CN1310689A Molecular sieve CIT-6
08/28/2001US6281402 Reacting olefins in a zone comprising reactors operating in riser mode containing fixed bed catalyst; regenerating catalyst in regeneration phase
08/21/2001US6277781 Process for preparing a rhenium and cesium based metathesis catalyst
08/16/2001US20010014299 Regeneration; activation; combustion; calcination; halogen-free
08/14/2001US6274784 Separating at least one c8 alkylaromatic hydrocarbon from a mixture containing at least one c9 or c10 alkylaromatic hydrocarbon using zeolite y
08/09/2001WO2001056960A1 Integrated process for producing an alkenyl-substituted aromatic compound
08/07/2001US6271430 Preparation of propene
08/07/2001CA2018492C Process for the production of alkylbenzenes using a desaluminized zeolite and a desaluminized mordenite catalyst
08/01/2001CN1306500A Process for prepn. of ethylbenzene
07/2001
07/31/2001US6268542 Multi-phase alkylation-transalkylation process
07/26/2001WO2001053237A2 Production of monocycloalkyl aromatic compounds
07/24/2001US6265630 Process for pentane disproportionation
07/24/2001US6265501 Regeneration
07/24/2001CA2241605C Process for preparing dialkylnaphthalene
07/12/2001WO2001049607A1 Porous inorganic macrostructure materials and process for their preparation
07/12/2001WO2001049410A1 Catalyst for alkylating aromatic compounds with olefins, alcohols or polyalkylated aromatic compounds
07/12/2001CA2395940A1 Catalyst for alkylating aromatic compounds with olefins, alcohols or polyalkylated aromatic compounds
07/11/2001EP0914311B1 Process for producing aromatic compounds from aliphatic hydrocarbons
07/04/2001EP1112242A2 Continuous method and heat pump device for enriching liquid low-concentrated reaction mixtures
06/2001
06/28/2001WO2001046096A1 Metathesis process for converting short chain olefins to longer chain olefins
06/28/2001WO2001045841A1 Method for zeolite platinization
06/28/2001US20010005494 Continuous reaction using a catalyst dissolved in a nonaqueous ionic medium such as a quaternary ammonium, which is only slightly miscible with the organic phase; flow of feed and polar phase countercurrent in two treatment loops
06/28/2001CA2391295A1 Method for zeolite platinization
06/27/2001EP1110934A1 Preparation of very pure isobutene and of propylene from hydrocarbon cuts with four carbon atoms
06/27/2001EP1110933A1 Process for the selective production of propylene from hydrocarbon cuts with four carbon atoms
06/20/2001CN1299797A Preparation of monoalkylated benzene
06/20/2001CN1067365C Technology for toluene disproportionation and alkyl transfer
06/13/2001EP1106592A1 A process for the disproportion and transalkylation of toluene and c9+ heavy aromatic hydrocarbons, and its catalyst
06/13/2001CN1067040C Toluene disproportionation and alkyl-transfering process
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