金属钌掺杂的羟基氧化锰催化剂及其制备方法和应用
By preparing a ruthenium-doped manganese hydroxyl oxide catalyst, the problem of low PMS activation efficiency was solved, achieving efficient removal of water pollutants, especially phenol, and the catalyst has good stability and environmental protection characteristics.
CN118513051BActive Publication Date: 2026-07-17HEBEI UNIV OF TECH
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Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- HEBEI UNIV OF TECH
- Filing Date
- 2024-05-09
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
In existing technologies, PMS is inactive in its natural state and requires activation by a catalyst to effectively remove pollutants from water. However, the low electron transfer rate of the catalyst affects the activation efficiency of PMS.
Method used
A Ru-MnOOH catalyst was prepared by hydrothermal method using a ruthenium-doped manganese hydroxyoxide catalyst to form a Ru-MnOOH catalyst, which improved the activation efficiency of PMS.
Benefits of technology
It achieves 100% degradation efficiency for pollutants such as phenol, and the catalyst maintains high activity after 5 cycles. The preparation method is green, environmentally friendly and simple, and has high catalytic activity and stability.
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Abstract
本发明公开了一种金属钌掺杂的羟基氧化锰催化剂及其制备方法和应用，所述制备方法包括：于室温下，将纳米羟基氧化锰、钌源和水混合至均匀，于160～180℃水热反应6～8h，过滤，得到第一沉淀物，将所述第一沉淀物洗涤，烘干，得到金属钌掺杂的羟基氧化锰催化剂。本发明的金属钌掺杂的羟基氧化锰催化剂催化活性高，对苯酚的降解效率可达100％，对各种污染物均具有较高的降解效率，同时具有良好的稳定性，在经过5次循环试验后，金属钌掺杂的羟基氧化锰催化剂依然保持较高的催化降解活性。
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