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Class Information
Number: 585/458
Name: Chemistry of hydrocarbon compounds > Aromatic compound synthesis > By condensation of entire molecules or entire hydrocarbyl moieties thereof, e.g., alkylation, etc. > Using s-containing catalyst
Description: Subject matter wherein the reaction is catalyzed by sulfur in free or combined form.

Patents under this class:
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Patent Number Title Of Patent Date Issued
7737312 Production of linear alkyl benzene Jun. 15, 2010
7495140 Method of making a synthetic alkylaryl compound Feb. 24, 2009
7297827 Use of monolith catalyst to prepare ethylbenzene Nov. 20, 2007
7294420 Production of hydrogen Nov. 13, 2007
7161052 Process for the valorization of a charge of hydrocarbons and for reducing the vapor pressure of said charge Jan. 9, 2007
6605566 Supported bimetallic catalyst with a strong interaction between a group VIII metal and tin, and its use in a catalytic reforming process Aug. 12, 2003
6573415 Process for the preparation of mono alkyl aromatic compounds Jun. 3, 2003
6436866 Lewis acid catalyst composition Aug. 20, 2002
6420305 Solid acid catalyst, method for producing the same and reaction method using the same Jul. 16, 2002
6340414 Process for the recovery of perfluorinated sulphonic acids from spent acid Jan. 22, 2002
6281400 Process for preparation of a catalytic microcomposite from a silicate and a highly fluorinated ion exchange resin Aug. 28, 2001
6160190 Alkylation of aromatic compounds using a sol-gel derived porous microcomposite of perfluorinated ion-exchange polymer and metal oxide Dec. 12, 2000
6133493 Perfluorinated ion-exchange microcomposite catalysts modified with Lewis acid Oct. 17, 2000
6123836 Process for the removal of acid compounds from a hydrocarbon stream Sep. 26, 2000
5986155 Catalytic process for making high reactivity alkylating agents and products resulting therefrom Nov. 16, 1999
5959169 Process for the removal of aromatic Sep. 28, 1999
5877383 Process for the preparation of a hydrocarbon product being rich in middle distillate hydrocarbon fractionation Mar. 2, 1999
5849965 Multistage alkylation process Dec. 15, 1998
5750818 Alkylation process May. 12, 1998
5663474 Alkylation process using hydrogen fluoride-containing alkylation catalysts Sep. 2, 1997
5475162 Acid functionalized organically-bridged polysilsesquioxanes as catalysts for acid catalyzed reactions Dec. 12, 1995
5472921 Process for the recovery of spent fluorinated sulphonic acid catalyst in an alkylation process Dec. 5, 1995
5434326 Discrete molecular sieve and use in aromatic-olefin alkylation Jul. 18, 1995
5243115 Alkylation of organic aromatic compounds Sep. 7, 1993
5110778 Boron aluminum and gallium perfluoro alkanesulfonate and resinsulfonate catalysts May. 5, 1992
5105047 Catalysis using blends of perfluorinated ion-exchange polymers with perfluorinated diluents Apr. 14, 1992
5105042 Sulfated layered titanium oxide catalysts in process for preparing long chain alkyl aromatic compounds Apr. 14, 1992
5097061 Method for preparing .alpha.-(4-isobutylphenyl)propionic acid or its precursor Mar. 17, 1992
5043510 Aqueous alkylation process Aug. 27, 1991
5034562 Acid-sulfolance catalyzed production of cyclic alkylated compounds Jul. 23, 1991
4990716 Preparation of diphenylmethanes Feb. 5, 1991
4967034 Process for the alkylation of alkanes or aromatic hydrocarbons Oct. 30, 1990
4912278 Friedel-Crafts reactions Mar. 27, 1990
4885425 Alkylation Dec. 5, 1989
4849569 Alkylation of organic aromatic compounds Jul. 18, 1989
4800186 Regeneration of fluorocarbonsulfonic acid catalysts Jan. 24, 1989
4673769 Composite catalyst for hydrocarbon conversion reactions Jun. 16, 1987
4650918 Alkylation aide for sulfuric acid catalyzed alkylation units Mar. 17, 1987
4613723 Process for effecting hydrocarbon isomerization or alkylation Sep. 23, 1986
4547474 Supported superacidic catalysts based on C.sub.10 to C.sub.18 perfluorinated alkanesulfonic acids Oct. 15, 1985
4547604 Selective isopropylation of cumene to meta-diisopropylbenzene Oct. 15, 1985
4544794 Alkylation aide for sulfuric acid catalyzed alkylation units Oct. 1, 1985
4544795 Alkylation aide for sulfuric acid catalyzed alkylation units Oct. 1, 1985
4480142 Catalytic alkylation Oct. 30, 1984
4467132 Aklylation aid for sulfuric acid catalyzed alkylation units Aug. 21, 1984
4446329 Alkylation or aromatic compounds May. 1, 1984
4317949 Alkylation process and apparatus useful therein Mar. 2, 1982
4316997 Alkylation process and apparatus useful therein Feb. 23, 1982
4288646 Regioselective preparation of .beta.-isopropylnaphthalene over superacidic solid or supported perfluorinated sulfonic acid catalysts Sep. 8, 1981
4287376 Method for aralkylation Sep. 1, 1981

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