Precious metal hydroisomerization catalyst and preparation and application thereof

The invention discloses a noble metal hydroisomerization catalyst and preparation and application thereof, and the preparation method comprises the following steps: (1) sequentially adding a stabilizer, a metal precursor and a silicon-containing compound into an aqueous solution of an aluminum-containing compound and a potassium-containing compound to obtain a mixture; (2) crystallizing at 150-200 DEG C to obtain a solid product; and (3) soaking the solid product in an NH4NO3 solution, and then calcining at the temperature of 450-600 DEG C. The preparation method provided by the invention has the advantages of simple process, no need of a template agent, no impregnation step and high metal dispersity, and the prepared noble metal hydroisomerization catalyst can improve the isomer yield in the hydroisomerization process, and has good application prospects. 本发明公开了一种贵金属加氢异构催化剂及其制备和应用，该制备方法包括：(1)向含铝化合物、含钾化合物的水溶液中依次加入稳定剂、金属前驱体与含硅化合物，得混合物；(2)在150-200℃下晶化，得固体产物；(3)所述固体产物在NH4NO3溶液中浸泡，然后在450℃-600℃下煅烧。本发明提供的制备方法工艺简单，无需