Device of high -purity isobutene is prepared in tert -butyl alcohol dehydration

• Main Author: MAO BOWEN
• Format: Patent
• Language: Chinese; English
• Published: 26.04.2017
• 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 utility model relates to a device of high -purity isobutene is prepared in tert -butyl alcohol dehydration, the device comprises demister, liquid knockout, conversion zone and stripping section, the stripping section comprises high -efficient sieve or high -efficient regular packing, and its number of theoretical plates 1 <= n <= 100, n is the positive integer, and its material is stainless steel ripple orifice plate or stainless steel ripple silk screen, the conversion zone comprises the module catalyst, and the gaseous phase passageway of this conversion zone communicates with riser and dehydration column gaseous phase channel space again, and the liquid phase passageway of this conversion zone comprises downspout and module catalyst, active catalyst in the module catalyst is granular catalyst, column catalyst, metal oxidation catalyst or molecular sieve catalyzing agent. 本实用新型涉及种叔丁醇脱水制取高纯异丁烯的装置，所述装置由除沫器、除液器、反应段和提馏段组成，所述提馏段是由高效筛板或高效规整填料所构成，其理论塔板数1≤n≤100，n为正整数，其材质是不锈钢波纹孔板或不锈钢波纹丝网，所述反应段是由模块催化剂所构成，该反应段的气相通