Preparation method of uniformly-loaded carbon nanotube platinum-loaded electrocatalyst

The invention aims to provide a preparation method of a carbon nanotube platinum-loaded electrocatalyst, required medicines are easy to obtain, the synthesis method is simple and easy to operate, and platinum nanoparticles with similar sizes and uniform shapes can be prepared through the precursor platinum salt; the carbon nanotube is oxidized by using potassium permanganate to prepare the carrier containing the surface oxidation group. The platinum nanoparticles are loaded on the carbon nanotubes to obtain the catalyst with uniform morphology, and the catalyst has good oxygen reduction reaction performance. 本发明的目的在于提供一种碳纳米管载铂的电催化剂的制备方法，所需药品易得，合成方法简单易操作，通过前驱体铂盐可以制备得到大小相似、形状均一的铂纳米颗粒。再利用高锰酸钾氧化碳纳米管，制备得到含有表面氧化基团的载体。将铂纳米颗粒负载在碳纳米管上即可得到形貌均匀的催化剂，具有良好的氧气还原反应性能。