| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a quenching method of a reactant gas using a quenching tower in production of butadiene from n-butene. <P>SOLUTION: In the method for producing butadiene, a specific structure of the quenching tower is used in a quenching method of quenching, in the quenching tower, the reactant gas containing butadiene produced by bringing a catalyst into contact with n-butene in a fluidized layer reactor in which the catalyst in which a carrier carries an oxide, and oxygen are present inside. <P>COPYRIGHT: (C)2012,JPO&INPIT |
