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茶叶提取物的研究进展.docx

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茶叶提取物的研究进展

目录

内容描述................................................3

1.1茶叶提取物的概念与分类.................................4

1.2茶叶提取物的应用领域...................................5

1.3茶叶提取物研究的重要性.................................6

茶叶提取物的化学成分....................................8

2.1生物碱类物质...........................................8

2.2多酚类物质............................................10

2.2.1茶多酚的结构与种类..................................12

2.2.2茶黄素与茶红素......................................13

2.3蛋白质与氨基酸........................................14

2.4维生素与矿物质........................................15

2.5其他活性成分..........................................16

茶叶提取物的提取与分离技术.............................18

3.1传统提取方法..........................................20

3.1.1水提法..............................................20

3.1.2有机溶剂提取法......................................22

3.2现代提取方法..........................................23

3.2.1超临界流体萃取技术..................................26

3.2.2微波辅助提取技术....................................29

3.2.3超声波辅助提取技术..................................30

3.3茶叶提取物的分离纯化技术..............................31

3.3.1层析技术............................................33

3.3.2膜分离技术..........................................34

茶叶提取物的药理作用...................................36

4.1抗氧化作用............................................38

4.2抗炎作用..............................................39

4.3抗肿瘤作用............................................40

4.4降血糖作用............................................42

4.5降血脂作用............................................44

4.6心血管保护作用........................................45

4.7神经保护作用..........................................49

4.8抗菌作用..............................................49

茶叶提取物在不同领域的应用.............................51

5.1食品工业..............................................52

5.1.1食品添加剂..........................................53

5.1.2功能性食品..........................................54

5.2日用化妆品............................................57

5.

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