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典型醇类物质超临界水氧化反应途径研究

陈忠 ,  王光伟 ,  殷逢俊 ,  杨舒 ,  陈鸿珍 ,  徐愿坚

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引用本文: 陈忠, 王光伟, 殷逢俊, 杨舒, 陈鸿珍, 徐愿坚. 典型醇类物质超临界水氧化反应途径研究[J]. 燃料化学学报, 2014, 42(3): 343-349. shu
Citation:  CHEN Zhong, WANG Guang-wei, YIN Feng-jun, YANG Shu, CHEN Hong-zhen, XU Yuan-jian. Reaction pathways in the supercritical water oxidation of typical alcohols[J]. Journal of Fuel Chemistry and Technology, 2014, 42(3): 343-349. shu

典型醇类物质超临界水氧化反应途径研究

    通讯作者: 徐愿坚(1973-),男,研究员,主要研究方向为废弃物超临界水氧化处理。Tel:023-68935819,E-mail:xuyuanjian@cigit.ac.cn
  • 基金项目:

    重庆市科技攻关项目(cstc2011ggC20014,cstc2012gg-sfgc20001)。 (cstc2011ggC20014,cstc2012gg-sfgc20001)

摘要: 采用自主设计的连续流动气封壁超临界水氧化反应装置,研究了典型醇类物质甲醇、乙醇和异丙醇在超临界水中氧化的反应途径,并归纳了醇类物质超临界水氧化反应的规律及特点。研究结果表明,甲醇超临界水氧化反应的主要中间产物为甲醛,同样条件下转化率较乙醇和异丙醇低;乙醇和异丙醇超临界水氧化反应的主要中间产物为丙酮、乙酸、乙醛和甲醇等。三种醇超临界水氧化过程中均涉及到大量活性自由基的相互作用,表现为脱氢、裂解和聚合等反应形式;产物包括碳链增长、不变、降低三种类型。总体来看,醇类物质超临界水氧化反应的趋势是向碳链降低的方向进行,即通过一系列中间产物最后生成CO2和水。

English

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  • 收稿日期:  2013-08-23
  • 网络出版日期:  2013-11-04
通讯作者: 陈斌, bchen63@163.com
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