Process for producing alkenylbenzene
AssigneeTeijin Limited
InventorsKeizo Shimada, Koji Sumitani, Seiji Itoh, Kazuhiro Sato
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Abstract
In a process for producing an alkenylbenzene by the reaction of an alkylbenzene having 8 or more carbon atoms and a conjugated diolefin, the improvement in which the reaction is performed in the presence of a catalyst obtained by dispersing (a) an alkali metal and (b) potassium carbonate and/or potassium hydroxide in the presence of (c) an aromatic hydrocarbon having at least a substituent with a double bond.
Claims11
In a process for producing an alkenylbenzene by the reaction of an alkylbenzene having 8 or more carbon atoms and a conjugated diolefin, the improvement in which the reaction is performed in the presence of a catalyst obtained by dispersing (a) metallic sodium and (b) compound selected from the group consisting of potassium carbonate, potassium hydrogen carbonate, potassium sodium carbonate, potassium hydroxide and mixtures thereof in the presence of (c) an aromatic hydrocarbon having at least a substituent with a double bond.
Dependencies are inferred from the claim text.