Copper-based catalyst for hydrogen production by methanol steam reforming and preparation method and application thereof

• Main Authors: LIU QIANTONG, SHE HENG, WANG YEFEI, LIAN YIXIN, WU HONGJIAN
• Format: Patent
• Language: Chinese; English
• Published: 03.12.2021
• Subjects: CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; COMPOUNDS THEREOF; INORGANIC CHEMISTRY; METALLURGY; NON-METALLIC ELEMENTS; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; THEIR RELEVANT APPARATUS; TRANSPORTING

The invention discloses a copper-based catalyst for hydrogen production by methanol steam reforming and a preparation method and application thereof, CuO is used as a main active component, the copper-based catalyst also comprises ZnO, Al2O3, ZrO2, CeO2 and an auxiliary agent MxOy, and MxOy is one of MgO, La2O3, CaO or MnO. The catalyst is applied to methanol steam reforming hydrogen production reaction, and has the advantages of high methanol conversion rate, low CO content in reforming tail gas, good low-temperature activity, strong thermal stability and the like. The preparation process is simple, raw materials are cheap and easy to obtain, and the method has a good industrial application prospect. 本发明公开了一种甲醇水蒸气重整制氢铜基催化剂及其制备方法和应用，以CuO为主要活性组份，还包括ZnO、Al2O3、ZrO2、CeO2和助剂MxOy，其中MxOy为MgO、La2O3、CaO或MnO中的一种。本发明应用于甲醇水蒸气重整制氢反应，具有甲醇转化率高、重整尾气中CO含量低、低温活性好、热稳定强等优点。本发明的制备过程简单，原料价廉易得，具备良好的工业应用前景。