Addition of a Base to Enhance Product Yield in Alkylation Reactions
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United States of America Patent
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Issued Date -
Sep 11, 2014
app pub date -
May 20, 2014
filing date -
May 22, 2011
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Abandoned
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Abstract
A process for making styrene including providing toluene, a co-feed, and a C1 source to a reactor containing a catalyst having acid sites and reacting toluene with the C1 source in the presence of the catalyst and the co-feed to form a product stream containing ethylbenzene and styrene, wherein the C1 source is selected from methanol, formaldehyde, formalin, trioxane, methylformcel, paraformaldehyde, methylal, dimethyl ether, and wherein the co-feed removes at least a portion of the acid sites on the catalyst. The co-feed can be selected from the group of aniline, amines, cresol, anisol, and combinations thereof.
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