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| 新型溶剂提取文冠果种仁油的研究 |
| Extraction of kernel oil from Xanthoceras sorbifolia Bunge by novel solvent |
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| DOI： |
| 中文关键词: 文冠果 种仁油 新型溶剂 提取 |
| 英文关键词:Xanthoceras sorbifolia Bunge kernel oil novel solvent extraction |
| 基金项目: |
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| 中文摘要: |
| 以文冠果种仁为原料，选用乙酸乙酯、异丙醇及无水乙醇有机溶剂提取文冠果种仁油。研究了有机溶剂的种类、料液比、提取温度和提取时间对文冠果种仁油提取率的影响，并通过正交试验优化文冠果种仁油的最佳提取工艺，对提取的文冠果种仁油的脂肪酸组成进行了分析。结果表明：乙酸乙酯和异丙醇按体积比4∶1复配成混合有机溶剂可提高文冠果种仁油提取率；文冠果种仁油最佳提取工艺为：料液比1∶6，提取温度50℃，提取时间2.5?h；在最佳提取工艺条件下，提取3次的文冠果种仁油提取率达97.20%；文冠果种仁油脂肪酸以亚油酸（44.25%）和油酸（31.62%）为主。 |
| 英文摘要: |
| The?kernel?oil?was?extracted?from?Xanthoceras?sorbifolia?Bunge?by?ethyl?acetate，isopropanol?and?anhydrous?ethanol.?The?effects?of?different?organic?solvents，ratio?of?material?to?liquid，extraction?temperature?and?extraction?time?on?the?extraction?rate?of?the?kernel?oil?were?investigated，and?the?optimal?extraction?conditions?were?obtained?through?orthogonal?experiment.?Besides，the?fatty?acid?composition?of?the?kernel?oil?was?analyzed?.The?results?showed?that?the?mixture?of?ethyl?acetate?and?isopropanol?with?volume?ratio?of?4∶1?could?improve?the?extraction?rate?of?the?kernel?oil.?The?optimal?extraction?conditions?were?obtained?as?follows:?ratio?of?material?to?liquid?1∶6，extraction?temperature?50℃，extraction?time?2.5?h.?The?extraction?rate?of?the?kernel?oil?was?97.20%?under?the?optimal?conditions?after?extracting?for?three?times.?The?main?fatty?acids?of?the?kernel?oil?were?linoleic?acid?(44.25%)?and?oleic?acid?(31.62%). |
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