一种催化低浓度VOCs的负载型Fe-Mn炭纤维催化剂及制备方法和应用
By preparing a supported Fe-Mn carbon fiber catalyst, the problems of high cost and poor stability in the treatment of low-concentration VOCs in the existing technology have been solved, and a highly efficient and economical catalytic degradation effect has been achieved, which is suitable for industrial environments with fugitive emissions.
CN119346129BActive Publication Date: 2026-07-17CHINA PETROLEUM & CHEMICAL CORP +2
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- CHINA PETROLEUM & CHEMICAL CORP
- Filing Date
- 2024-10-23
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
Existing catalysts suffer from high cost and poor stability when treating low concentrations of VOCs, making them difficult to apply effectively, especially in industrial environments with fugitive emissions.
Method used
A supported Fe-Mn carbon fiber catalyst was prepared by loading iron and manganese salts onto activated carbon fibers and then bonding them with aluminum glue, resulting in a catalyst with high catalytic activity and stability.
Benefits of technology
It achieves efficient degradation of low-concentration VOCs, the catalyst is inexpensive, it is suitable for industrial environments with fugitive emissions, and has broad application prospects and economic benefits.
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Abstract
本发明涉及催化领域，具体公开了一种催化低浓度VOCs的负载型Fe‑Mn炭纤维催化剂及制备方法和应用。该制备方法将载体活性炭纤维粉末洗涤，将干燥后的炭纤维粉加入到铁锰金属前驱体溶液中混合；调节混合液的pH值为7～10，依次进行老化、抽滤、洗涤、干燥和焙烧，得到催化剂前驱体；将催化剂前驱体与铝胶混合均匀，通过酸化粘结成型，再次干燥焙烧后得负载型Fe‑Mn炭纤维催化剂。该催化剂制备方法简单，有优异的催化性能，可以在低浓度环境下高效实现VOCs的降解，对400‑600ppm的VOCs的降解率能保持在90％‑100％，适用于无组织排放污染物的工厂。
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