1
Thomas H Newman, Cynthia L Rand, Kenneth A Burdett, Bob R Maughon, Donald L Morrison, Eric P Wasserman: Metathesis of unsaturated fatty acid esters or unsaturated fatty acids with lower olefins. Dow Global Technologies, Marie F Zuckerman, October 10, 2006: US07119216 (61 worldwide citation)

An olefin metathesis process involving contacting an unsaturated fatty acid ester or unsaturated fatty acid, such as methyloleate or oleic acid, with a lower olefin, preferably ethylene, in the presence of a metathesis catalyst so as to prepare a first product olefin, preferably, a reduced chain α-o ...


2
Bob R Maughon, Kenneth A Burdett, Zenon Lysenko: Process for the synthesis of unsaturated alcohols. Dow Global Technologies, Marie F Zuckerman, February 13, 2007: US07176336 (48 worldwide citation)

A process of preparing an unsaturated alcohol (olefin alcohol), such as, a homo-allylic mono-alcohol or homo-allylic polyol, involving protecting a hydroxy-substituted unsaturated fatty acid or fatty acid ester, such as methyl ricinoleate, derived from a seed oil, to form a hydroxy-protected unsatur ...


3
Mohammed S U Samson, Matheus J M Van der Aalst, Garmt R Meima, Guo shuh John Lee, Juan M Graces: Alkylation/transalkylation process with pretreatment of the alkylation/transalkylation feedstock. The Dow Chemical Company, Marie F Zuckerman, October 2, 2001: US06297417 (39 worldwide citation)

A process of preparing an alkylated benzene or mixture of alkylated benzenes involving contacting a benzene feedstock with a solid acid, such as an acidic clay or acid zeolite, in a pretreatment zone at a temperature greater than about 130° C. but less than about 300° C. to form a pretreated benzene ...


4
John Braithwaite, David Robert Bryant, David James Miller, John Earl Logsdon: Preparation of organic acids. Union Carbide Chemicals & Plastics Technology, Marie F Zuckerman, March 26, 2002: US06362367 (36 worldwide citation)

This invention relates to a process for producing one or more organic acids in high purity which process comprises (i) oxidizing in a liquid oxidation reactor one or more organic liquids with essentially pure oxygen or oxygen-enriched air containing at least about 50% oxygen, at a temperature suffic ...


5
Ronald W Diesen: Catalytic process for ethylene dichloride. The Dow Chemical Company, Marie F Zuckerman, Paul D Hayhurst, March 21, 1989: US04814527 (34 worldwide citation)

Monosubstituted saturated lower hydrocarbons are oxyhalogenated selectively to saturated dihalohydrocarbons at 180.degree.-350.degree. C. in the presence of a catalyst which is formed by depositing a variable valence metal compound on a zeolitic support in such a manner that the catalyst can be empl ...


6
Robert J Gulotty Jr, Mark E Jones, Daniel A Hickman: Oxyhalogenation process using catalyst having porous rare earth halide support. Dow Global Technologies, Marie F Zuckerman, January 20, 2004: US06680415 (30 worldwide citation)

An oxidative halogenation process involving contacting a hydrocarbon, for example, ethylene, or a halogenated hydrocarbon with a source of halogen, such as hydrogen chloride, and a source of oxygen in the presence of a catalyst so as to form a halocarbon, preferably a chlorocarbon, having a greater ...


7
Randall F Pogue, Juan M Garces, Timothy M May, Andrew Q Campbell: Process of preparing ethylbenzene or substituted derivatives thereof. The Dow Chemical Company, Marie F Zuckerman, July 4, 1995: US05430211 (28 worldwide citation)

A process of preparing ethylbenzene from ethane and benzene as raw materials. The process involves (1) contacting ethane in a dehydrogenation zone with a dehydrogenation catalyst, namely, a mordenite zeolite, optionally, containing a metallic component selected from gallium, zinc, and the platinum g ...


8
Albert E Schweizer, Mark E Jones, Daniel A Hickman: Oxidative halogenation and optional dehydrogenation of c3+hydrocarbons. Dow Global Technologies, Marie F Zuckerman, January 10, 2006: US06984763 (27 worldwide citation)

An oxidative halogenation and optional dehydrogenation process involving contacting a reactant hydrocarbon having three or more carbon atoms, such as propane or propene, or a halogenated derivative thereof, with a source of halogen, and optionally, a source of oxygen in the presence of a rare earth ...


9
Robert J Gulotty Jr, Mark E Jones, Daniel A Hickman: Oxyhalogenation process using catalyst having porous rare earth halide support. Dow Global Technologies, Marie F Zuckerman, November 23, 2004: US06821924 (27 worldwide citation)

An oxidative halogenation process involving contacting a hydrocarbon, for example, ethylene, or a halogenated hydrocarbon with a source of halogen, such as hydrogen chloride, and a source of oxygen in the presence of a catalyst so as to form a halocarbon, preferably a chlorocarbon, having a greater ...


10
Matheus J M van der Aalst, Mohammed S U Samson, Garmt R Meima, Michael Q de Steenwinkel: Zeolite-based ethylabenzene process adaptable to an aluminum chloride-based ethylbenzene plant. The Dow Chemical Company, Marie F Zuckerman, September 28, 1999: US05959168 (26 worldwide citation)

A zeolite-based ethylbenzene process which is suitable for retrofitting aluminum chloride-based ethylbenzene plants. The process involves alkylating benzene with ethylene in an alkylation zone in the presence of zeolite beta or Y or an MCM zeolite so as to produce an alkylation product mixture conta ...