Platinum-based catalyst containing uranium dioxide and preparation method thereof

• Main Authors: TONG DAYIN, NIE SHAOWEI, XIAO SONGTAO, ZUO FENG, ZHAO YAOLIN, CHEN ZHONGCUN
• Format: Patent
• Language: Chinese; English
• Published: 13.08.2021
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The invention discloses a platinum-based catalyst containing uranium dioxide and a preparation method thereof, belonging to the technical field of catalysts. Theplatinum-based catalyst containing uranium dioxide comprises, by weight, 15-25% of metal platinum, 15-82% of carbon and 3-60% of a catalytic promoter, namely uranium dioxide. According to the platinum-based catalyst containing uranium dioxide and the preparation method of the platinum-based catalyst, the obtained platinum-based catalyst has better catalytic performance, the catalytic activity of the material can be effectively improved, poisoning resistance can be enhanced, and the stability of a fuel cell can be improved. 本发明公开了一种含二氧化铀的铂基催化剂及其制备方法，属于催化剂技术领域，所述的含二氧化铀的铂基催化剂按重量百分比含有15-25％的金属铂、15-82％的碳和3-60％的催化助剂二氧化铀。利用本发明的含二氧化铀的铂基催化剂及其制备方法，能够使得到的铂基催化剂具有更好的催化性能，可有效提高材料催化活性，增强抗中毒能力，并能够提高燃料电池稳定性。