Device and method for preparing methyl isoamyl ketone

• Main Authors: LI CHUNSHENG, FANG KEXIANG, MIAO ZHENGAN, LI SHIWU, TANG ZHIMIN, XIANG YINGJIE
• Format: Patent
• Language: Chinese; English
• Published: 11.08.2023
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; METALLURGY; ORGANIC CHEMISTRY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; THEIR RELEVANT APPARATUS; TRANSPORTING

The invention provides a device and a method for preparing methyl isoamyl ketone. The device comprises a reactant mixer, a heat exchanger and a reaction kettle, the reactant mixer comprises a first reactant inlet and a dehydration catalyst inlet; an inlet of the heat exchanger is connected with an outlet of the reactant mixer; the reaction kettle comprises a Venturi ejector, a reducing gas inlet and a hydrogenation catalyst inlet; the Venturi ejector is arranged at the top of the reaction kettle, an inlet of the Venturi ejector is connected with an outlet of the heat exchanger, and a second reactant inlet is connected with the inlet of the Venturi ejector. Compared with the prior art, the method has the beneficial effects that the product yield is increased, the emission of three wastes is reduced, the production cost is reduced, the continuous operation is convenient, the reaction yield is high, the energy is saved, the environment is protected, and the method is suitable for industrial production. 本申请提供一种用于