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Kinetics of photo-chlorination of acetic acid to form monochloroacetic acid
Author(s): 
Pages: 24-29
Year: Issue:  2
Journal: JOURNAL OF NANJING UNIVERSITY OF TECHNOLOGY(NATURAL SCIENCE EDITION)

Keyword:  乙酸光氯化氯乙酸环流反应器动力学模型;
Abstract: 在环流反应器中实测了在光照下、不同氯化温度时乙酸、氯乙酸和二氯乙酸的浓度随反应时间的变化关系.建立了乙酸光氯化连串反应动力学模型(Ⅰ)和平行-连串反应动力学模型(Ⅱ),得到了模型的解析解.通过参数估值,求得了表观反应速率常数.经模型检验,发现模型(Ⅱ)与实验数据的吻合程度较好.计算了实验温度下的氯气在乙酸-氯乙酸混合液中的溶解度数据,结合表观反应速率常数,计算得到了本征反应速率常数.
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