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Class Information
Number: 585/526
Name: Chemistry of hydrocarbon compounds > Unsaturated compound synthesis > By addition of entire unsaturated molecules, e.g., polymerization, etc. > Using extraneous nonhydrocarbon agent, e.g., catalyst, etc. > S-containing catalyst
Description: Subject matter catalyzed by a material containing sulfur in free or combined form.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8502006 Dimerization process Aug. 6, 2013
8198497 Catalytic composition and process for the selective oligomerization of ethylene to light linear alpha-olefins Jun. 12, 2012
8178739 Tuning an oligomerizing step to produce a base oil with selected properties May. 15, 2012
8143467 Process for synthetic lubricant production Mar. 27, 2012
8134039 Process for the production of high-octane hydrocarbon compounds by the selective dimerization of isobutene contained in a stream which also contains C.sub.5 hydrocarbons Mar. 13, 2012
8067655 Diisobutylene process Nov. 29, 2011
7847140 Process for making higher olefins Dec. 7, 2010
7601309 Metathesis unit pretreatment process with formation of octene Oct. 13, 2009
7554001 Trimerisation and oligomerisation of olefins using a chromium based catalyst Jun. 30, 2009
7459593 Metathesis unit pretreatment process with formation of octene Dec. 2, 2008
7414164 Diisobutylene process Aug. 19, 2008
7291759 Oligomerization of alkenes in a plurality of successive heterogeneous catalyst zones Nov. 6, 2007
7259285 Oligomerization catalyst, a method for production and the use thereof Aug. 21, 2007
7201839 Desulfurization and novel compositions for same Apr. 10, 2007
7081557 Method for the oligomerization of olefins using a cycloalkylalkyl-substituted triazacyclohexane Jul. 25, 2006
7012167 Diisobutylene process Mar. 14, 2006
7002053 Method for preparing high-purity diisobutene Feb. 21, 2006
6951831 Catalyst composition for dimerizing, co-dimerizing, oligomerizing and polymerizing olefins Oct. 4, 2005
6927313 Process for the selective oligomerization of ethylene Aug. 9, 2005
6900152 Catalyst for trimerization of ethylene and process for trimerizing ethylene using the catalyst May. 31, 2005
6875900 Upflow oligomerization reaction process Apr. 5, 2005
6743960 Method for oligomerizing olefins to form higher olefins using sulfur-containing and sulfur-tolerant catalysts Jun. 1, 2004
6613108 Process for producing a fuel component Sep. 2, 2003
6593505 Catalyst of mixed fluorosulfonic acids Jul. 15, 2003
6500999 Process for the production of hydrocarbons with a high octane number by means of the selective dimerization of isobutene with acid catalysts Dec. 31, 2002
6459005 Ethylene/.alpha.-olefin copolymer, method for producing the same, and use thereof Oct. 1, 2002
6420305 Solid acid catalyst, method for producing the same and reaction method using the same Jul. 16, 2002
6399843 Upflow oligomerization reaction process Jun. 4, 2002
6384291 Oligomerization catalyst system and method of making and method of using such catalyst system in the oligomerization of olefins May. 7, 2002
6384154 Preparation of halogen-free, reactive polyisobutene May. 7, 2002
6376731 Selective olefin oligomerization Apr. 23, 2002
6335473 Method for conducting exothermic reactions Jan. 1, 2002
6281401 Oligomerization of olefins Aug. 28, 2001
6121502 Process for manufacture of linear alpha-olefins using a titanium component and an organoaluminum halide component Sep. 19, 2000
6080826 Template-directed ring-closing metathesis and ring-opening metathesis polymerization of functionalized dienes Jun. 27, 2000
6043401 Reactive, low molecular weight, viscous poly(1-olefins) and copoly(1-olefins) and their method of manufacture Mar. 28, 2000
6011191 Process for the production of hydrocarbons with a high octane number by the selective dimerization of isobutene Jan. 4, 2000
5962761 Process for linear alpha-olefin production Oct. 5, 1999
5945575 Method of producing reactive halogen-free, polyisobutene Aug. 31, 1999
5877372 Isobutylene oligomerization using isooctane diluent Mar. 2, 1999
5821310 Organometallic compounds and catalyst compositions Oct. 13, 1998
5817905 Process for the conversion of ethylene into light alpha olefins with the use of additives based on quaternary ammonium salts Oct. 6, 1998
5744679 Using water concentration to control ethylene oligomerization Apr. 28, 1998
5650548 Olefin oligomerization process Jul. 22, 1997
5633420 Olefin oligomerization process May. 27, 1997
5620935 Method for the regeneration of a catalyst Apr. 15, 1997
5557023 Olefin oligomerization in the presence of novel complexes Sep. 17, 1996
5523508 Process for linear alpha-olefin production: eliminating wax precipitation Jun. 4, 1996
5502264 Method of preparing unsaturated dimers of .alpha.-methylstyrenes Mar. 26, 1996
5498815 Preparation of synthetic oils from vinylidene olefins and alpha-olefins Mar. 12, 1996

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