酸性离子液体催化合成乙二醇硬脂酸酯 |
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引用本文: | 王平,梁静,徐群.酸性离子液体催化合成乙二醇硬脂酸酯[J].齐齐哈尔轻工业学院学报,2012(6):44-46. |
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作者姓名: | 王平 梁静 徐群 |
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作者单位: | 齐齐哈尔大学化学与化学工程学院,黑龙江齐齐哈尔161006 |
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摘 要: | 以硬脂酸和乙二醇为原料,酸性离子液体为催化剂,制备了乙二醇硬脂酸酯。结果表明,离子液体催化活性很高,在醇酸摩尔比1 1,反应温度120℃,反应时间3h的条件下,酯化转化率可达91.65%,且离子液体稳定,可循环使用。
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关 键 词: | 乙二醇硬脂酸酯 酯化 离子液体 |
Synthesis of glycol stearate catalyzed with acidic ionic liquid |
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Authors: | WANG Ping LIANG Jing XU Qun |
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Affiliation: | ( College of Chemistry and Chemical Engineering, Qiqihar University, Heilongjiang Qiqihar 161006, China ) |
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Abstract: | Glycol stearate was prepared by using esterification of glycol with stearic acid in the presence of catalyst acidic inoic liquid.Under esterification conditions n(glycol) : n(stearicacid) =1 : 1, temperaturel20℃ and time 3h and the yield may up to 91.65%. The ionic liquids were stable and could be reused. |
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Keywords: | glycol stearate esterification inoic liquid |
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