| 乙醇——离子联合沉淀法分离茶多酚及果胶类物质的新工艺 |
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| 引用本文： | 吴增刚,黄强,蒋元力,蒋登高. 乙醇——离子联合沉淀法分离茶多酚及果胶类物质的新工艺[J]. 郑州大学学报(工学版), 1998, 0(1) |
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| 作者姓名： | 吴增刚 黄强 蒋元力 蒋登高 |
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| 作者单位： | 郑州工业大学化工系 |
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| 摘 要： | 介绍了一种乙醇———离子关合沉淀法制备茶多酚的新工艺，并对工艺过程进行优化。在最佳工艺条件下，茶多酚的收率可达到１２．１％，纯度达９２．３％。同时初步探讨了乙醇———离子联合沉淀法除果胶类物质的机理。
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| 关 键 词： | 茶多酚；乙醇——离子联合沉淀法；抗氧化剂 |
A new Process for the Separation of Tea Polyphenol and Pectin by Ethanol-ion Joint Precipiation |
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| Wu Zenggang Huang Qiang Jiang Yuanli Jiang Denggao. A new Process for the Separation of Tea Polyphenol and Pectin by Ethanol-ion Joint Precipiation[J]. Journal of Zhengzhou University: Eng Sci, 1998, 0(1) |
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| Authors: | Wu Zenggang Huang Qiang Jiang Yuanli Jiang Denggao |
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| Affiliation: | Zhenzhou University of Technology |
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| Abstract: | In this paper,a new method for the preparation of tea polyphenol is introduced.The optimal conditions are obtained under which the yield and purity reach 12.1% and 92.3% respectively. The mechanism on the removal of pectin and protein from tea polyphenol is correspondingly studied. |
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| Keywords: | tea polyphenol ethanol-ion jojnt precipitation antioxidant |
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