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Discussion on the Mechanism of Guaiacol Degradation by UV/Fenton and Fenton Processes |
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DOI:10.11981/j.issn.1000-6842.2011.03.39 |
Key Words:UV; Fenton; ·OH; guaiacol; lignin |
Author Name | Affiliation | 刘 芳1 | 1.天津市交通建筑设计院滨海新区分院,天津,300459 | 杨艳明2 | 2.中海油田服务股份有限公司,天津,300452 | 王 昶3 | 3.天津科技大学海洋科学与技术学院,天津,300457 |
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Abstract: |
This paper selected guaiacol, one model compound of lignin, as the target compound to study the degradation of guaiacol by UV/Fenton and Fenton processes. With the help of guaiacol UV-visible spectrum changes, comparison of guaiacol removal rate and mineralization rate, the degradation mechanism of guaiacol by UV/Fenton and Fenton processes treatment was discussed. The experimental results showed that UV/Fenton and Fenton processes are not simply free radical reactions. Fe2+ and H2O2 can generate high iron complexes. The guaiacol is degraded with the electron transfer of complexes. |
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