Patents for C07C 2 - Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms (17,014) |
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07/21/1999 | EP0929501A1 Alkylation and acylation reactions |
07/21/1999 | CN1223629A Process for isomerization of alkylaromatic hydrocarbons |
07/21/1999 | CN1223603A Zeolite catalyst and its use in hydrocarbon conversion |
07/20/1999 | US5925801 Reacting isobutane and butylenes using metal complex acid catalyst dispersed on surface of porous matrix yields trimethylpentanes, catalyst regeneration by solvent extraction, efficiency |
07/20/1999 | CA2092355C Isoparaffin-olefin alkylation |
07/14/1999 | CN1222899A Process for producing aromatic compounds from aliphatic hydrocarbons |
07/14/1999 | CN1222898A Aromatic conversion processes and zeolite catalyst useful therein |
07/14/1999 | CN1044094C Catalyst for changing methone into high-level hydrocarbon and use thereof |
07/13/1999 | US5922922 Process for producing an alkylated, non-oxygen-containing aromatic hydrocarbon |
07/13/1999 | US5922636 Oligomerization of olefins in the presence of aromatics, paraffins, and naphthenes from refinery distillate streams using a catalyst of at least one aluminum halide and a group 4b tetraalkoxide |
07/08/1999 | WO1999033769A1 Solid catalyzed isoparaffin alkylation at supercritical fluid and near-supercritical fluid conditions |
07/07/1999 | EP0927147A1 Alkylation of organic aromatic compounds using beta zeolite catalyst |
07/07/1999 | CN1222134A Two-step process for alkylation of benzene to form linear alkylbenzenes |
07/07/1999 | CN1222133A Branched surfactant prepn. |
07/06/1999 | US5919996 Using chromium complex catalyst |
06/30/1999 | EP0926114A2 Crystallization of 2,6-Dimethylnaphthalene |
06/30/1999 | CN1221397A Process for manufacture of surfactants containing branch chain alkyl groups |
06/30/1999 | CN1043880C Process for preparing alpha-methylstyrene unsaturated dimer |
06/30/1999 | CN1043879C Alkylation of arene |
06/30/1999 | CN1043878C Method preparing unsaturated dimers of alpha-methylstyrenes |
06/29/1999 | US5916989 Polymers of C4 and higher α-olefins |
06/29/1999 | US5916837 Porous microcomposite of metal cation exchanged perfluorinated ion-exchanged polymer and network of metal oxide, silica or metal oxide and silica |
06/24/1999 | WO1999031485A1 A method and apparatus for controlling the separation of chemical components in a circulating stream in an alkylation process |
06/24/1999 | WO1999019279A3 Catalyst for alkylating olefins, method for producing a catalyst, and alkylation method |
06/24/1999 | CA2310495A1 A method and apparatus for controlling the separation of chemical components in a circulating stream in an alkylation process |
06/17/1999 | WO1999029641A1 Process for separating linear internal olefins from branched internal olefins |
06/17/1999 | CA2313327A1 Process for separating linear internal olefins from branched internal olefins |
06/16/1999 | EP0922020A1 Process for the production of alkylated benzenes |
06/16/1999 | EP0922017A1 Fluid catalytic alkylation process |
06/15/1999 | US5911968 Method for making zeolite SSZ-44 |
06/15/1999 | CA2099359C Alkylation catalyst regeneration |
06/10/1999 | WO1999028278A1 Method and reactor for making norbornene |
06/10/1999 | WO1999028032A1 Preparation of zeolite bound by mfi structure type zeolite and use thereof |
06/10/1999 | CA2312816A1 Method and reactor for making norbornene |
06/09/1999 | EP0920404A1 A zeolite-based ethylbenzene process adaptable to an aluminum chloride-based ethylbenzene plant |
06/09/1999 | EP0920403A1 Process for preparing cyclopentadienyl compounds |
06/09/1999 | EP0888268A4 Method for the cyclotrimerization of alkynes in aqueous solutions |
06/09/1999 | EP0667841B2 Process for the dimerization of a conjugated diene |
06/09/1999 | CN1218785A Olefine polymerization or tripolymerization method |
06/08/1999 | US5910619 Process for producing α-olefin oligomers |
06/08/1999 | US5910618 Process for preparing 2,3-dimethyl-2-butene |
06/03/1999 | WO1999026905A1 Process for the oligomerization of isobutylene |
06/03/1999 | WO1999026904A2 Alkylaromatics production |
06/03/1999 | CA2309440A1 Alkylaromatics production |
06/02/1999 | EP0918737A1 Process for isomerization of alkylaromatic hydrocarbons |
06/02/1999 | EP0918736A1 Two-step process for alkylation of benzene to form linear alkylbenzenes |
06/02/1999 | CN1218449A Method for preparing norbornene and substituted derivatives of norbornene |
06/02/1999 | CN1218025A Method for alkylation of isoalkanes and olefine |
06/02/1999 | CN1043524C Benzene alkylation process using a fluorided silica-alumina and a linear C6 to C20 monoolefin |
06/01/1999 | US5908903 Metallocene catalyst systems containing lewis bases |
05/27/1999 | WO1999025668A1 Method for producing essentially unbranched octenes and dodecenes by oligomerising unbranched butenes |
05/26/1999 | EP0917529A1 Catalyst compositions and processes for olefin oligomerization and polymerization |
05/26/1999 | CN1217726A Method of recovering boron trifluoride complex and process for producing olefin oligomer using same |
05/26/1999 | CN1217310A Process for producing alkylbenzene |
05/25/1999 | US5907075 Contacting a reactant mixture of isoparaffin, olefin and a molar excess of inert co-solvent or diluent with solid alkylation catalyst to produce a reaction mixture containing alkylate; reduced catalyst coking rate,; higher productivity |
05/25/1999 | US5907073 Catalytic alkylation with molecular sieves |
05/25/1999 | US5906957 Acid catalyst on support for alkylation |
05/25/1999 | US5906892 Electron acceptor compositions on polymer templates |
05/19/1999 | CN1043421C Method for prepn. of para-methyl-phenylethane by reaction of dilute ethylene with toluene |
05/12/1999 | EP0914323A1 Metallocenes and catalysts for polymerization of olefins |
05/12/1999 | EP0914311A1 Process for producing aromatic compounds from aliphatic hydrocarbons |
05/12/1999 | EP0914310A1 Aromatic conversion processes and zeolite catalyst useful therein |
05/12/1999 | EP0914309A1 Multistage alkylation process |
05/12/1999 | EP0914308A1 Modified mcm-56, its preparation and use |
05/12/1999 | EP0794932B1 Dimerization catalyst and process using alkyl aluminium alkoxide |
05/11/1999 | US5902917 Ethylbenzene and cumene; transalkylation then cascading effluent into an alkylation zone with ethylene and propylene |
05/06/1999 | EP0913196A1 An alkylation catalyst and the application thereof |
05/06/1999 | EP0912473A1 Methylation of toluene to para-xylene |
05/05/1999 | CN1043223C Production of ethyltoluene |
05/04/1999 | US5900521 Catalysts for converting methane or purified natural gas, preparation thereof, and process for preparation of ethylene using the catalysts |
05/04/1999 | US5900520 Aromatics alkylation |
05/04/1999 | US5900519 Catalytic process for the selective alkylation of polycyclic aromatic compounds |
05/04/1999 | US5900518 Heat integration in alkylation/transalkylation process |
05/04/1999 | US5900517 Cyclopentadienyl derivatives and process for their preparation |
04/29/1999 | WO1999007656A3 Improved processes for making surfactants via adsorptive separation and products thereof |
04/28/1999 | EP0910560A1 Process for preparing 2-aryl-substituted indenes |
04/28/1999 | CN1215386A Process for the dimerization of lower olefins |
04/27/1999 | CA1340514C Lower alkene polymers |
04/22/1999 | WO1999019280A1 Process for the trimerization of olefins |
04/22/1999 | WO1999019279A2 Catalyst for alkylating olefins, method for producing a catalyst, and alkylation method |
04/22/1999 | WO1999019278A1 Process for preparing 2,6-dialkylnaphthalene |
04/22/1999 | WO1999019275A1 Process for electrophilic aromatic substitution |
04/21/1999 | EP0909302A1 $i(IN SITU) MITIGATION OF COKE BUILD-UP IN POROUS CATALYSTS BY PRETREATMENT OF HYDROCARBON FEED TO REDUCE PEROXIDES AND OXYGEN IMPURITIES |
04/21/1999 | EP0909216A1 Zeolite catalyst and its use in hydrocarbon conversion |
04/21/1999 | EP0673352B1 Process and reactor system for oligomerization of olefins |
04/21/1999 | CN1043037C Hydrodealkylation process |
04/21/1999 | CN1043036C Aromatic alkylation and its liquid/solid circulation fluidized bed device |
04/20/1999 | US5895831 Efficient recycling of hydrogen halides removed from product stream in an integrated separation/recovery zone |
04/20/1999 | US5895830 Adding heavy paraffins to oligomerization zone to prevent catalyst fouling and raise octane number of resulting oligomers |
04/15/1999 | WO1999006502A3 Method for methane conversion |
04/15/1999 | WO1998043716A3 Sulfuric acid purification process |
04/15/1999 | WO1998009928A3 Alkylation process using zeolite beta |
04/15/1999 | DE19745548A1 Catalyst for alkylation of lower olefin with iso-paraffin useful for producing high octane fuel additive |
04/14/1999 | EP0908436A1 Process for the dimerization of lower olefins |
04/14/1999 | CN1042929C Improved process for alkylation of aromatics with linear olefins derived from linear paraffin dehydrogenation step |
04/13/1999 | US5894076 Treating light naptha to remove unsaturated materials then alkylating benzene to produce ethylbenzene or cumene |
04/08/1999 | WO1999016547A1 Selective alkylation of aromatics with surface-modified microporous mixed oxides |
04/06/1999 | US5891963 Graft polymer using coordination catalyst |
04/06/1999 | US5891819 Alkylation catalyst |
04/06/1999 | CA2000182C Ethylene oligomerization process and catalyst |