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Class Information
Number: 585/435
Name: Chemistry of hydrocarbon compounds > Aromatic compound synthesis > Having alkenyl moiety, e.g., styrene, etc.
Description: Subject matter in which the aromatic product of the synthesis process has olefinic or acetylenic unsaturation in a sidechain or other acyclic moiety.

Sub-classes under this class:

Class Number Class Name Patents
585/439 By c removal, e.g., cracking, etc. 18
585/438 By condensation using metal-containing catalyst 65
585/440 By dehydrogenation 155
585/436 Polycyclic product or from nonhydrocarbon feed 66

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8710286 Oxidative coupling of hydrocarbons as heat source Apr. 29, 2014
8653317 Dehydrogenation process and catalyst Feb. 18, 2014
8586496 Preparation of molecular sieve catalysts and their use in the production of alkylaromatic hydrocarbons Nov. 19, 2013
8558046 Aromatic alkylation process Oct. 15, 2013
8450546 Process for the oxidative coupling of hydrocarbons May. 28, 2013
8404775 Method for functionalizing nanotubes and improved polymer-nanotube composites formed using same Mar. 26, 2013
8350109 Production of styrene from ethylbenzene using azeotropic vaporization and low overall water to ethylbenzene ratios Jan. 8, 2013
8318141 Cosmetic depilatory composition Nov. 27, 2012
8258359 Alkylation of toluene to form styrene and ethylbenzene Sep. 4, 2012
8217387 Polymer compound and light emitting device using the same Jul. 10, 2012
8142661 Residual stream upgrading in a propylene oxide-styrene monomer process Mar. 27, 2012
7999144 Microchannel apparatus and methods of conducting catalyzed oxidative dehydrogenation Aug. 16, 2011
7888537 Solid acid catalyst and process for decomposition of cumene hydroperoxide Feb. 15, 2011
7829155 Nanothin polymer coatings containing thiol and methods of use thereof Nov. 9, 2010
7790650 Catalyst comprising nanocarbon structures for the production of unsaturated hydrocarbons Sep. 7, 2010
7625988 Flame retardant polymers having pendant groups related to bisphenol-C and monomers for synthesis thereof Dec. 1, 2009
7199274 Preparation of substituted indenes Apr. 3, 2007
7141701 Decomposition of cumene hydroperoxide Nov. 28, 2006
7141700 Decomposition of cumene hydroperoxide Nov. 28, 2006
7030285 Alkylation process Apr. 18, 2006
6974888 Process for preparing organic hydroperoxide containing product Dec. 13, 2005
6872863 Methylene bridged metallocenes as olefin-polymerization catalyst components Mar. 29, 2005
6852896 Concerted process for the production of an alkenyl substituted aromatic compound Feb. 8, 2005
6720467 Polystyrene reclamation process Apr. 13, 2004
6545115 Process for preparing a stable silicone oil containing SiH groups and hydrosilylable functions Apr. 8, 2003
6518453 Method for stabilizing chemical compounds containing at least one ethylenically unsaturated bond in order to prevent undesirable radical polymerization Feb. 11, 2003
6504038 Process for the preparation of styrene and propylene oxide Jan. 7, 2003
6462246 Method of preparing alkenyl-substituted aromatic hydrocarbon Oct. 8, 2002
6420620 Process for preparing styrenes Jul. 16, 2002
6417357 Coupling reactions with palladium catalysts Jul. 9, 2002
6403850 Inhibition of polymerization of unsaturated monomers Jun. 11, 2002
6395946 Process for the preparation of styrenes May. 28, 2002
6387837 Polymerization-initiating supported systems May. 14, 2002
6388155 Styrene dehydrogenation reactor effluent treatment May. 14, 2002
6388154 Process for producing styrene May. 14, 2002
6388146 Polymerizable compound, polymerizable resin composition, cured polymer and liquid crystal display device May. 14, 2002
6369265 Use of a catalyst system comprising nickel, palladium, or platinum and imidazoline-2-ylidene or imidazolidine-2-ylidene in kumada coupling reactions Apr. 9, 2002
6300533 Inhibition of polymerization of ethylenically unsaturated monomers Oct. 9, 2001
6274761 Process for the preparation of sulphonated distyryl-biphenyl compounds Aug. 14, 2001
6225513 Process for the production of phenol and acetone from cumene May. 1, 2001
RE37106 Process for the preparation of styrene derivatives extended at the double bond by ethylene and having a double bond remaining in the extension chain formed and new styrene derivatives extended Mar. 20, 2001
6194627 Process for preparing aromatic olefins by using palladaphosphacyclobutanes as catalysts Feb. 27, 2001
6194606 Intermediates Feb. 27, 2001
6127590 Oxidative coupling of olefins and aromatics using a rhodium catalyst and a copper(II) redox agent Oct. 3, 2000
6090272 Process for converting a cracked gasoline using a zeolite-based catalyst material Jul. 18, 2000
6080894 propylene oxide and styrene monomer co-production procedure Jun. 27, 2000
6037511 Catalyst for dehydrogenating aromatic with carbon dioxide Mar. 14, 2000
6017469 Supertwist liquid-crystal display Jan. 25, 2000
5969204 Process for the production of distyryl-biphenyl compounds Oct. 19, 1999
5968409 Method for preparing trimer of .alpha.-methyl styrene or derivatives thereof Oct. 19, 1999

1 2 3

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