| 超临界CO_2萃取油茶籽油的工艺及其脂肪酸成分分析 |
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| 引用本文： | 卢泽湘,范立维,郑德勇,廖益强,黄彪,陈礼辉. 超临界CO_2萃取油茶籽油的工艺及其脂肪酸成分分析[J]. 福建林学院学报, 2010, 30(4) |
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| 作者姓名： | 卢泽湘 范立维 郑德勇 廖益强 黄彪 陈礼辉 |
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| 作者单位： | 1. 福建农林大学材料工程学院,福建,福州,350002
2. 福建农林大学资源与环境学院,福建,福州,350002 |
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| 基金项目： | 福建省自然科学基金资助项目(2009J01230); 福建省教育厅科技项目(021984); 福建省林木种苗科技攻关三期项目“油茶良种选育、扩繁推广与加工利用” |
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| 摘 要： | 采用超临界CO2萃取技术对油茶籽进行萃取,提取油茶籽油。考察了油茶籽平均粒径、萃取压力、萃取温度、CO2流量和萃取时间对油茶籽油萃取率的影响,在单因素实验基础上进行了3因素3水平的正交试验,并对试验得到的油茶籽油进行了气相色谱分析。超临界CO2萃取油茶籽油的最佳实际工艺条件为:油茶籽平均粒径0.605mm、萃取压力30MPa、萃取温度50℃、CO2流量30L·h-1和萃取时间90min,最佳实际工艺条件下油茶籽油萃取率为91.17%。气相色谱分析表明,油茶籽油脂肪酸主要由5种脂肪酸组成,其中不饱和脂肪酸占脂肪酸总量的88.28%。
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| 关 键 词： | 超临界CO2 萃取 油茶籽油 脂肪酸 |
Technology for supercritical CO_2 extraction of Camellia oleifera seed oil and analysis of the fatty acids |
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| LU Ze-xiang,FAN Li-wei,ZHENG De-yong,LIAO Yi-qiang,HUANG Biao,CHEN Li-hui. Technology for supercritical CO_2 extraction of Camellia oleifera seed oil and analysis of the fatty acids[J]. Journal of Fujian College of Forestry, 2010, 30(4) |
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| Authors: | LU Ze-xiang FAN Li-wei ZHENG De-yong LIAO Yi-qiang HUANG Biao CHEN Li-hui |
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| Affiliation: | LU Ze-xiang1,FAN Li-wei2,ZHENG De-yong1,LIAO Yi-qiang1,HUANG Biao1,CHEN Li-hui1(1.College of Material Engineering,Fujian Agriculture and Forestry University,Fuzhou,Fujian 350002,China,2.College of Environmental and Resource Sciences,China) |
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| Abstract: | The Camellia oleifera oil was extracted from C.oleifera seed using the extracting technology of supercritical CO2.The influencing factors such as average diameter of the seed,extracting pressure,temperature,CO2 flow rate and time on extraction rate of the oil were investigated,and the orthogonal experiments were carried out.The composition of fatty acids in the oil was analyzed by gas chromatography method.The optimum actual technology of extraction is obtained as follows:average diameter of the seed,extrac... |
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| Keywords: | supercritical carbon dioxide fluid extraction Camellia oleifera seed oil fatty acid |
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