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Class Information
Number: 585/601
Name: Chemistry of hydrocarbon compounds > Unsaturated compound synthesis > Diolefin product
Description: Subject matter wherein the synthesis operation produces a compound having two olefinically unsaturated bonds in the molecule.

Sub-classes under this class:

Class Number Class Name Patents
585/613 By c content reduction, e.g., cracking, etc. 17
585/616 By dehydrogenation 50
585/603 From nonhydrocarbon feed 20
585/602 With heat conservation or using solid inert heat carrier, e.g., regenerative furnace, etc. 9

Patents under this class:
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Patent Number Title Of Patent Date Issued
8624042 Process for dimerization of ethylene to but-1-ene using a composition comprising a titanium-based complex and an alkoxy ligand functionalized by a heteroatom Jan. 7, 2014
8524969 Dehydrogenation reactions of hydrocarbons to alkenes Sep. 3, 2013
8492603 Selectivated isoolefin dimerization using metalized resins Jul. 23, 2013
8410328 Method of preparing multicomponent bismuth molybdate catalysts comprising four metal components and method of preparing 1,3-butadiene using said catalysts Apr. 2, 2013
8258362 Method for the production of .alpha., .omega.-olefins by using the copper catalyzed coupling reaction of a Grignard reagent with an allylic substrate Sep. 4, 2012
8067631 Method of rapid methylation of alkene compound and kit for PET tracer preparation using the same Nov. 29, 2011
7645914 Method for the telomerization of non-cyclic olefins Jan. 12, 2010
7179632 Process for the production of allicin Feb. 20, 2007
7157533 Process of obtaining an isoprene-enriched FCC C5 fraction and selective polymerization of isoprene from said fraction Jan. 2, 2007
7115790 Method for the production of 1-octene by reductive telomerisation Oct. 3, 2006
7102046 Process for the arylation of olefins Sep. 5, 2006
6841711 Process for making a lube base stock from a lower molecular weight feedstock in a catalytic distillation unit Jan. 11, 2005
6667423 Process for the production of a diene in three successive stages from a tertiary alkyl ether Dec. 23, 2003
6333443 Process for the production of methylacetylene and propadiene Dec. 25, 2001
6323383 Synthesis method of chemical industrial raw material and high-octane fuel, and high-octane fuel composition Nov. 27, 2001
5859277 Silicon-containing solid support linker Jan. 12, 1999
5801293 Method of isomerizing olefins Sep. 1, 1998
5792891 Integrated process for the production of tame Aug. 11, 1998
5728917 Polymer depolymerization using ruthenium and osmium carbene complexes Mar. 17, 1998
5698752 Selective hydrogenation process Dec. 16, 1997
5672803 Method for making trans non-conjugated diolefins Sep. 30, 1997
5659101 Catalytic system and process for the production of polydiolefins Aug. 19, 1997
5648583 Process for converting exo-isomers of alkyl substituted cyclopentadienes to endo-isomers Jul. 15, 1997
5510550 Selective acetylene hydrogenation Apr. 23, 1996
5430213 Process for producing 1,4-dienes Jul. 4, 1995
5416258 Methods for inhibiting ethylenically unsaturated monomers May. 16, 1995
5354937 2-tert-amyl compounds Oct. 11, 1994
5304699 Process for the removal of green oil from a hydrocarbon stream Apr. 19, 1994
5245098 Process for preparation of non-conjugated diolefins Sep. 14, 1993
5238998 Toner and developer compositions with liquid glass resins Aug. 24, 1993
5113033 Ruthenium salt and aluminum halide catalyst system for codimerization of alpha monoolefins and conjugated diolefins May. 12, 1992
5113032 Process for producing olefins from natural gas May. 12, 1992
5025108 Process for producing olefins from natural gas Jun. 18, 1991
5025111 Production of non-conjugated diolefins Jun. 18, 1991
4996340 Intramolecular migration reactions Feb. 26, 1991
4992609 Phosphonium salts and processes for production of and uses for the same Feb. 12, 1991
4943670 Preparation of conjugated dienes Jul. 24, 1990
4843178 Compositions possessing pheromone-like activity Jun. 27, 1989
4762962 Process for the isomerization of branched dienes Aug. 9, 1988
4636573 Hindered silicon ester stabilizers Jan. 13, 1987
4604480 Method for the preparation of sulfones and compounds containing carbon chains having conjugated unsaturation and the compounds resulting from such method Aug. 5, 1986
4571443 Process for effecting oxidative dehydrodimerization Feb. 18, 1986
4554375 Co-preparartion of 2,7-octadienyl formate, 1,6-octadiene and 4 vinylcyclohexane from butadiene using a platinum catalyst Nov. 19, 1985
4536604 Butadiene reductive dimerization using a platinum catalyst and polymeric amine promoter Aug. 20, 1985
4434310 Process for the isomerization of isolated double bonds to conjugated double bonds in optionally substituted cyclooctadienes Feb. 28, 1984
4368141 Olefin disproportionation and catalyst therefor Jan. 11, 1983
4359568 Polyaromatic amides containing 1,3-butadiene units Nov. 16, 1982
4317905 Preparation of compounds containing two conjugated double bonds cis-cis and cis-trans Mar. 2, 1982
4247723 Preparation of dihydromyrcenol Jan. 27, 1981
4243829 Production of 1,7-octadiene from butadiene Jan. 6, 1981

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