| 茶多酚提取方法研究进展 |
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| 引用本文： | 胥佰涛,徐平,沈生荣.茶多酚提取方法研究进展[J].茶叶,2007,33(3):143-146. |
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| 作者姓名： | 胥佰涛 徐平 沈生荣 |
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| 作者单位： | 1. 浙江大学茶叶研究所,杭州,310029
2. 浙江大学食品科学与营养学系,杭州,310029 |
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| 摘 要： | 茶多酚是一种应用非常广泛的理想的天然抗氧化剂,它的提取是茶叶深加工的热点之一。本文概述了国内外有关茶多酚提取方法:溶剂浸提法、金属离子沉淀法、超临界流体萃取法、树脂吸附分离法、超声波浸提法、微波浸提法等,简述了各种方法的基本原理、基本流程及各自的优缺点。
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| 关 键 词： | 茶多酚 提取 抗氧化剂 |
| 文章编号： | 0577-8921（2007）03-143-04 |
| 修稿时间： | 2007-05-09 |
Advances on research of extraction of tea polyphenols from green tea |
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| XU Baitao,XU Ping,SHEN Shengrong.Advances on research of extraction of tea polyphenols from green tea[J].Journal of Tea,2007,33(3):143-146. |
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| Authors: | XU Baitao XU Ping SHEN Shengrong |
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| Institution: | 1. Institute of Tea Research of Zhejiang University, Hangzhou 310029, China; 2. Department of Food Science and Nutrition of Zhejiang University, Hangzhou 310029, China |
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| Abstract: | Tea polyphenols is an ideal natural anti-oxidant,which has being widely applied in many fields.The methods of extraction of tea polyphenols from green tea have been become one of hot points of tea research.In the present paper,methods of extraction of tea polyphonols from green tea were reviewed,including solvent extraction,ionic precipitation,supercritical CO2 extraction,resin adsorption,ultrasonic assistant extraction,microwave assistant extraction and so on.We also discussed basic principle,producing routine and advantage or disadvantage of each method at the same time. |
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| Keywords: | Tea polyphenols Extraction Anti-oxidant |
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