| 超临界CO2萃取和水蒸气蒸馏法萃取沙枣花挥发油工艺的比较研究 |
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| 引用本文： | 廉宜君,李元元,李敏,唐娟,陈韩英,李炳奇.超临界CO2萃取和水蒸气蒸馏法萃取沙枣花挥发油工艺的比较研究[J].中国中医药信息杂志,2010,17(1):51-53. |
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| 作者姓名： | 廉宜君 李元元 李敏 唐娟 陈韩英 李炳奇 |
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| 作者单位： | 1. 石河子大学化学化工学院,新疆,石河子,832000
2. 石河子大学药学院,新疆,石河子,832000 |
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| 基金项目： | 教育部国际合作项目"春晖计划"，石河子大学大学生研究训练计划项目 |
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| 摘 要： | 目的比较水蒸气蒸馏法和超临界CO2萃取技木从沙枣花中提取挥发油的得率，确定最佳提取工艺。方法采用正交试验，以挥发油得率为指标，比较超临界CO2萃取及水蒸气蒸馏两种方法的提取效果。结果水蒸气蒸馏法中药材蒸馏时间对提取挥发油的影响最大；而超临界CO2萃取的最佳条件为萃取压力20MPa，萃取温度40℃，CO2流量为10L／h。结论与水蒸气蒸馏法相比，超临界CO2萃取法具有耗时少、效率高和对提取后物料破坏较小等优点，适合于批量生产，便于制剂的后续提取工艺制备。
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| 关 键 词： | 沙枣花 挥发油 水蒸气蒸馏 超临界CO2萃取 正交试验 |
Comparative Study of Volatile Oil Extraction Process from Flowers of Elaeagnus angustifolia L.with Steam Distillation and Supercritical CO_2 Extraction |
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| LIAN Yi-jun,LI Yuan-yuan,LI Min,et al.Comparative Study of Volatile Oil Extraction Process from Flowers of Elaeagnus angustifolia L.with Steam Distillation and Supercritical CO_2 Extraction[J].Chinese Journal of Information on Traditional Chinese Medicine,2010,17(1):51-53. |
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| Authors: | LIAN Yi-jun LI Yuan-yuan LI Min |
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| Institution: | LIAN Yi-jun,LI Yuan-yuan,LI Min,et al(College of Chemistry , Chemical Engineering,Shihezi University,Shihezi 832000,China) |
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| Abstract: | Objective To optimize the extraction process by determing the volatile oil yield of steam distillation and supercritical CO2 extraction from flowers of Elaeagnus angustifolia L..Methods Orthogonal test was carried out to compare two extraction effects between steam distillation and supercritical CO2 extraction by detecting the extraction ratio from flowers of Elaeagnus angustifolia L..Results Steam distillation time on volatile oil extraction has the greatest impaction,and the best condition of supercritica... |
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| Keywords: | flowers of Elaeagnus angustifolia L volatile oil steam distillation supercritical CO2 extraction orthogonal test |
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