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1. (WO2013162626) THE ADDITION OF A BASE TO ENHANCE PRODUCT YIELD IN ALKYLATION REACTIONS

Pub. No.:    WO/2013/162626    International Application No.:    PCT/US2012/037696
Publication Date: Fri Nov 01 00:59:59 CET 2013 International Filing Date: Tue May 15 01:59:59 CEST 2012
IPC: C07C 2/66
Applicants: FINA TECHNOLOGY, INC.
CHINTA, Sivadinarayana
THROMAN, Joseph
Inventors: CHINTA, Sivadinarayana
THROMAN, Joseph
Title: THE ADDITION OF A BASE TO ENHANCE PRODUCT YIELD IN ALKYLATION REACTIONS
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.