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Browse by Category: Main > Chemistry
Class Information
Number: 585/513
Name: Chemistry of hydrocarbon compounds > Unsaturated compound synthesis > By addition of entire unsaturated molecules, e.g., polymerization, etc. > Definite molecular weight product, e.g., dimer, etc. > Using catalyst containing metal bonded to or complexed with c, c-containing compound, or h > Al-and transition metal-containing > And n-, p-, or s-containing
Description: Subject matter wherein the catalyst additionally contains a compound of nitrogen, phosphorus, or sulfur.










Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8637721 Catalyst composition and process for di-, tri- and/or tetramerization of ethylene Jan. 28, 2014
8604258 Base oil having high kinematic viscosity and low pour point Dec. 10, 2013
8524968 Process to make base oil by oligomerizing low boiling olefins Sep. 3, 2013
8487153 Selective olefin dimerization with supported metal complexes activated by alkylaluminum compounds or ionic liquids Jul. 16, 2013
8471085 Oligomerization catalyst system and process for oligomerizing olefins Jun. 25, 2013
8461406 Oligomerisation of olefinic compounds in the presence of a diluted metal containing activator Jun. 11, 2013
8404915 Phosphine ligand-metal compositions, complexes, and catalysts for ethylene trimerizations Mar. 26, 2013
8383873 Terminal 1,1-disubstituted alkenes, method of making and using thereof Feb. 26, 2013
8344198 Process to decrease or eliminate corrosion from the decomposition of halide containing olefin catalysts Jan. 1, 2013
8334420 Olefin oligomerization catalysts and methods of using same Dec. 18, 2012
8309779 Ethylene oligomerization catalyst systems having enhanced selectivity Nov. 13, 2012
8258361 Transition metal complex compounds, olefin oligomerization catalysts including the compounds, and processes for producing olefin oligomers using the catalysts Sep. 4, 2012
8222471 Process for making a high viscosity base oil with an improved viscosity index Jul. 17, 2012
8198497 Catalytic composition and process for the selective oligomerization of ethylene to light linear alpha-olefins Jun. 12, 2012
8101809 Base oil composition comprising oligomerized olefins Jan. 24, 2012
8076523 Oligomerisation in the presence of both a tetramerisation catalyst and a further oligomerisation catalyst Dec. 13, 2011
8076524 Process for generating alpha olefin comonomers Dec. 13, 2011
8067654 Transition metal catalysts Nov. 29, 2011
8049052 System and method of deactivating and quenching an oligomerization catalyst Nov. 1, 2011
8003839 Process for generating linear apha olefin comonomers Aug. 23, 2011
7994376 Olefin oligomerization Aug. 9, 2011
7982085 In-line process for generating comonomer Jul. 19, 2011
7902415 Processes for dimerizing or isomerizing olefins Mar. 8, 2011
7867938 Catalytic oligomerization of olefinic monomers Jan. 11, 2011
7858833 Process for generating linear alpha olefin comonomers Dec. 28, 2010
7829749 Tetramerization Nov. 9, 2010
7786336 Catalyst composition for ethylene oligomerization and the use thereof Aug. 31, 2010
7718838 Olefin production process May. 18, 2010
7687672 In-line process for generating comonomer Mar. 30, 2010
7638670 Methods for oligomerizing olefins Dec. 29, 2009
7638671 Methods of oligomerizing olefins Dec. 29, 2009
7554001 Trimerisation and oligomerisation of olefins using a chromium based catalyst Jun. 30, 2009
7550639 Process for producing olefin oligomer Jun. 23, 2009
7550638 Integrated cracking and metathesis process Jun. 23, 2009
7525009 Trimerisation of olefins Apr. 28, 2009
7511183 Tetramerization of olefins Mar. 31, 2009
7425661 Methods for oligomerizing olefins Sep. 16, 2008
7414006 Methods for oligomerizing olefins Aug. 19, 2008
7399895 Aluminum phosphate-supported group 6 metal amide catalysts for oligomerization of ethylene Jul. 15, 2008
7381857 Catalytic trimerization and tetramerization of olefinic monomers Jun. 3, 2008
7378537 Olefin oligomerization catalysts and methods of using same May. 27, 2008
7323611 Process for producing olefin oligomer Jan. 29, 2008
7297832 Tetramerization of olefins Nov. 20, 2007
7259284 Method for manufacturing high viscosity polyalphaolefins using ionic liquid catalysts Aug. 21, 2007
7259285 Oligomerization catalyst, a method for production and the use thereof Aug. 21, 2007
7259123 Catalytic trimerization and tetramerization of olefinic monomers Aug. 21, 2007
7235684 Process for preparing (branched-alkyl) arylsulfonates and a (branched-alkyl) arylsulfonate composition Jun. 26, 2007
7161018 Soluble late transition metal catalysts for olefin oligomerizations II Jan. 9, 2007
7157612 Olefin production process Jan. 2, 2007
7087777 Process for preparing a branched olefin, a method of using the branched olefin for making a surfactant, and a surfactant Aug. 8, 2006

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