Catalyst of aromatic mixture prepared through methanol conversion and preparation method and application

The invention provides a catalyst of an aromatic mixture prepared through methanol conversion. The catalyst is prepared from, by mass, 91.0-99.0% of an H-ZSM-5 molecular sieve, 91.0-99.0% of adhesive, 0.5-6.5% of transition metal oxides, 0.01-0.5% of lanthanum rare earth metal oxides and 0.1-2.5% of...

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Hauptverfasser: WANG ZHIHONG, HUANG JUTIAN, HUANG JUBIN, SHI WEIAN, LI WENHUAI
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention provides a catalyst of an aromatic mixture prepared through methanol conversion. The catalyst is prepared from, by mass, 91.0-99.0% of an H-ZSM-5 molecular sieve, 91.0-99.0% of adhesive, 0.5-6.5% of transition metal oxides, 0.01-0.5% of lanthanum rare earth metal oxides and 0.1-2.5% of nonmetallic element oxides including P or Si. The catalyst is high in arene selectivity, long in one-way service life, simple in oepratino process and low in energy consumption. 种甲醇转化制取芳烃混合物的催化剂包括H-ZSM-5分子筛,粘合剂,过渡金属氧化物,镧系稀土金属氧化物,P或Si中的种非金属氧化物,其中H-ZSM-5分子筛和粘合剂在催化剂中的质量含量为91.0-99.0%,过渡金属氧化物在催化剂中的质量含量为0.5-6.5%,镧系稀土金属氧化物在催化剂中的质量含量为0.01-0.5%,非金属元素氧化物在催化剂中的质量含量为0.1-2.5%。本发明具有芳烃选择性高,单程寿命长,操作工艺简单,能量消耗低的优点。