Patents
Patents for C07C 2 - Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms (17,014)
11/1997
11/05/1997EP0804393A1 Shape selective hydrocarbon conversion
11/04/1997US5684220 Process for reducing the vapor pressure of gasoline by removing amylenes therefrom and enhancing the octane thereof
11/04/1997US5683572 Zeolite SSZ-44
11/04/1997CA2080829C Environmentally safe catalytic alkylation using liquid onium poly(hydrogen fluorides)
11/04/1997CA2052319C Potassium carbonate supports, catalysts, and olefin dimerization processes therewith
11/03/1997CA2204202A1 Process for cyclopentadiene substitution
10/1997
10/29/1997EP0803491A1 Improved process for the conversion of ethylene to 1-butene using additives which are based on polyethyleneglycol and its derivatives
10/29/1997EP0803490A1 Improved process for the conversion of ethylene to 1-butene using additives which are based on quaternary ammonium salts
10/29/1997EP0803489A1 Improved process for the conversion of ethylen to light aplha-olefins using additives which are based on quaternary salts
10/29/1997CN1163254A Electric field enhanced plasma catalytic synthesis of C2 hydrocarbon with natural gas
10/29/1997CN1163253A Process for alkylating aromatic compound
10/28/1997CA2104436C Alkylation process and catalyst therefor
10/23/1997WO1997039084A1 In situ mitigation of coke build-up in porous catalysts by pretreatment of hydrocarbon feed to reduce peroxides and oxygen impurities
10/23/1997WO1997038957A1 Branched surfactant manufacture
10/23/1997WO1997038956A1 Process for the manufacture of surfactants containing branch chain alkyl groups
10/22/1997EP0693045B1 Alkylation process
10/16/1997WO1997037954A1 Process for the dimerization of lower olefins
10/15/1997EP0801047A1 Norbornene compounds having chain polyene groups and unsaturated ethylenic copolymer produced with the use of the same
10/15/1997EP0800497A1 Continuous process for preparing ethylbenzene using liquid phase alkylation and vapor phase transalkylation
10/15/1997EP0593614B1 Method for increasing rainout from autorefrigerated vaporous cloud containing hydrofluoric acid
10/15/1997CN1162295A Synthetic swelling clay minerals
10/14/1997USRE35633 Methane conversion process
10/14/1997USRE35632 Methane conversion process
10/08/1997EP0799091A1 Sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide for olefin isomerization
10/07/1997US5675053 Alkylation process
10/07/1997US5675052 Selective adsorption; reacting enriched fractions of isobutane and propene
10/07/1997US5675048 Dual regeneration zone solid catalyst alkylation process
10/07/1997US5675047 Method of preparation of ex situ selectivated zeolite catalysts for aromatic alkylation applications
10/02/1997WO1997035662A1 Process for the preparation of spherically shaped microcomposites
10/01/1997EP0592431B1 Environmentally safe catalytic alkylation using liquid onium poly(hydrogen fluorides)
10/01/1997CN1160700A Continuous ethylene oligomerization process preparing straight-chain low-carbon alpha-alkene
09/1997
09/30/1997US5672800 Alkene oligomerization
09/30/1997US5672799 Process for the preparation of cumene
09/30/1997US5672798 Fluidized bed solid catalyst motor fuel alkylation process
09/30/1997US5672797 Alkylation of aromatics using a metal cation-modified friedel-crafts type catalyst
09/30/1997US5672796 Contacting feed containing c3-to c6 alkanes without hydrogen with a catalyst consisting of a hydrogen form, platinum and rhenium loaded crystalline aluminosilicate molecular sieve which has been partially sulfided
09/25/1997WO1997034857A1 Method for the cyclotrimerization of alkynes in aqueous solutions
09/24/1997EP0796657A2 Method for increasing rainout from autorefrigerated vaporous cloud containing hydrofluoric acid
09/24/1997EP0796234A1 Process for the alkylation of benzene-rich reformate using mcm-49
09/24/1997CN1160035A Method for separation of petroleum cracking C5 fraction by liquid phase feeding extraction rectification
09/23/1997US5670681 Process for preparing a carbon-bridged biscyclopentadiene compound
09/23/1997US5670442 Solid catalyst formed from calcium oxide, magnesium oxide, lanthanide oxide, lithium oxide
09/23/1997US5670436 Polymerization catalysts
09/18/1997WO1997033924A1 PROCESS FOR THE PRODUCTION OF α-OLEFIN OLIGOMERS
09/18/1997WO1997033848A1 Method for preparing norbornene and substituted derivatives of norbornene
09/18/1997WO1997033692A1 Crystalline metallophosphates
09/18/1997WO1997033689A1 Method for preparing a modified solid oxide
09/17/1997EP0794932A1 Dimerization catalyst and process using alkyl aluminium alkoxide
09/12/1997WO1997032834A1 Alkylation process using hydrogen fluoride-containing alkylation catalysts
09/12/1997CA2248039A1 Alkylation process using hydrogen fluoride-containing alkylation catalysts
09/10/1997EP0794207A2 Curable composition containing a cyclopentadiene Diels-Alder adduct and a filler
09/10/1997EP0793634A2 Hydrocarbon conversion process using a zeolite bound zeolite catalyst
09/07/1997CA2199229A1 Curable composition comprising a diels-alder-adduct of cyclopentadiene and a filler
09/02/1997US5663474 Contacting a feedstock with an alkylation catalyst containing hydrogen fluoride and a carrier consisting of a polymer and an acid salt
09/02/1997US5663469 Trialkylaluminum catalysts in forming vinylidene olefins from vinyl olefin by dimerization
08/1997
08/28/1997WO1997030956A1 Method for changing the qualitative and quantitative composition of a mixture of liquid hydrocarbons
08/27/1997EP0696263B1 Catalyst composition for alkene oligomerisation and co-oligomerisation
08/27/1997EP0646103B1 Bf3-tertiary etherate complexes for isobutylene polymerization
08/26/1997CA2053469C Process for producing alkyl-substituted aromatic hydrocarbon
08/26/1997CA2037126C Benzyltoluene and (methylbenzyl)xylene dielectric compositions
08/20/1997EP0790224A1 Staged alkylation process
08/19/1997US5659105 Using acidic catalyst of silica having surface hydroxyl groups esterified with fluoroalkylsulfonic acid
08/19/1997US5659100 Production of vinylidene olefins
08/19/1997US5659098 High conversion touluene disproportionation with ex situ selectivated zeolite catalysts
08/19/1997US5659097 Castalytic alkenylation of side chain of an aromatic hydrocarbon
08/19/1997US5659096 Combination of olefin oligomerization and paraffin alkylation
08/19/1997US5659069 Method for the cyclotrimerization of alkynes in aqueous solutions
08/14/1997WO1997029064A1 Process and system for the alkylation of aromatic compounds
08/14/1997WO1997029063A1 Alkylation of benzene to form linear alkylbenzenes using fluorine-containing mordenite
08/14/1997CA2244834A1 Alkylation of benzene to form linear alkylbenzenes using fluorine-containing mordenite
08/14/1997CA2244794A1 Process and system for the alkylation of aromatic compounds
08/13/1997EP0789010A1 Method for producing monoalkenyl benzene
08/12/1997US5656149 Hydrocarbon conversion processes using zeolite SSZ-41
08/12/1997CA2038722C Production of alkyl aromatic compounds with a solid catalyst
08/07/1997WO1997028109A1 Production of vinylidene olefins
08/07/1997DE19703669A1 Catalytic oligomerisation of alpha-olefin especially of ethylene to 1-hexene
08/07/1997CA2245589A1 Production of vinylidene olefins
08/06/1997EP0787705A1 Alkylation with a fluidized solid catalyst
08/06/1997EP0787704A2 Production of vinylidene olefins
08/06/1997EP0787703A1 Production of vinylidene olefins
08/05/1997US5654251 Using catalytic mixture of hydrogen fluoride and a sulfone(vapor pressure depressant) yields branched hydrocarbons for mixing into gasolines
08/05/1997US5653956 Pore size catalyst
07/1997
07/31/1997WO1997026990A1 A catalyst for producing alkyl-benzene and method of producing alkyl-benzene using the catalyst
07/30/1997CN1155533A Synthesis of sym-tetramethylbenzene
07/30/1997CN1155532A Process for production of acetylene and synthesis gas
07/30/1997CN1155531A Process for preparation of alkyl benzene
07/30/1997CN1155530A Olefin production
07/30/1997CN1155450A Alkylated catalyst for preparation of alkylbenzene
07/23/1997EP0785178A1 Process for producing aromatic hydrocarbon
07/23/1997CN1154957A Technology for prepn. of ethyl benzene by reaction of thin ethylene and benzene
07/22/1997US5650548 Olefin oligomerization process
07/22/1997US5650547 Catalyst for the alkylation of aromatic compounds and process which makes use of said catalyst
07/17/1997WO1997025141A1 Novel alkylation catalyst, method for preparing same, and use thereof in alkylation methods
07/16/1997EP0716663A4 Novel cyclopolymerization polymers from non-conjugated dienes
07/16/1997EP0625132B1 Alkene oligomerization
07/16/1997CN1154687A Process for producing aromatic hydrocarbon
07/16/1997CN1154354A Hydrocarbon alkylation process
07/15/1997US5649281 Alkylation with separate alkylation of isobutane with pentenes
07/15/1997US5648586 Alkylation with separate alkylation of isobutane with pentenes
07/15/1997US5648580 Supported lewis acid catalysts for hydrocarbon conversion reactions