| 蓬蘽叶中茶多酚的微波提取 |
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| 引用本文： | 王芳,董乐,林娈.蓬蘽叶中茶多酚的微波提取[J].广东农业科学,2009(11):120-123. |
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| 作者姓名： | 王芳 董乐 林娈 |
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| 作者单位： | 泉州师范学院化学与生命科学学院,福建,泉州,362000 |
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| 基金项目： | 福建省高校服务海西建设重点项目，福建省自然科学基金项目，福建省教育厅科技计划项目，泉州市科技局技术研究与开发项目，泉州师范学院重点学科建设项目 |
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| 摘 要： | 以蓬藁叶为原料,采用乙醇作为提取溶剂,通过正交试验,探讨在微波辐射下微波功率、溶剂浓度、料液比、提取时间和提取级数对茶多酚提取率的影响,获得从篷蘽叶中提取茶多酚的最佳工艺条件.结果表明,微波辅助法从蓬蘽叶中提取茶多酚的适宜工艺条件为:蓬蘽叶在40%乙醇溶液中料液比(W:V)1:10,提取功率320 W,提取时间60 s,微波浸提2次,此条件下茶多酚提取率为88.78%.
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| 关 键 词： | 蓬蘽 叶 茶多酚 微波辐射 |
Extraction of tea polyphenols in the leaves from Rubus hirsutus Thunb.under microwave radition |
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| WANG Fang,DONG Le,LIN Luan.Extraction of tea polyphenols in the leaves from Rubus hirsutus Thunb.under microwave radition[J].Guangdong Agricultural Sciences,2009(11):120-123. |
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| Authors: | WANG Fang DONG Le LIN Luan |
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| Institution: | WANG Fang,DONG Le,LIN Luan(School of Chemistry and Life Science,Quanzhou Normal College,Quanzhou 362000,China) |
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| Abstract: | The methodological condition of extracting tea polyphenols from the leaves of Rubus hirsutus Thunb.under microwave radition,using the ethyl hydroxide as the extracting agent was studied.The condition of the extraction in the experiment,the influent factors of the power of microwave radiation,concentration of the solvent,proportion between of the leaves and the solvent(g/mL),extracting time,stages of the extraction and times of the ethyl acetate extraction were studied.By microwave radition,the proper condit... |
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| Keywords: | Rubus hirsutus Thunb leaves tea polyphenols microwave radiation |
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