萃取茶

应用醋酸乙酯从茶汤中萃取茶多酚的研究

Study on Extraction of Tea Polyphenol from Tea by Ethyl Acetate

乙酸乙酯萃取茶多酚的萃取速率研究

Extraction Velocity in Tea Polyphenols Production Using Acetoacetic Ester

混甘酯萃取茶多酚对精炼菜油的抗氧化作用

Antioxidantive Effect Study of Tea Polyphenols Extracted by Mixed Glyceride on Refined Rape Oil

乙酸乙酯萃取茶多酚的量效关系研究

Study on Relationship Between the Amount and Effect in Extracting Tea Polyphenol by Ethyl Acetate

乙酸乙酯萃取茶多酚是茶多酚工业生产中的关键技术。

Extracting Tea Polyphenols ( TP ) with acetoacetic ester is a Key technique in TP indus-trial production .

应用乙酸乙酯作溶媒，从绿茶提取液中萃取茶多酚、儿茶素。

Purification of honokiol and magnolol from Magnoliae cortex extracts By using acetic ester as solvent , Tea Polyphenols and Catechin are separated from green tea .

对醋酸乙酯多级逆流萃取绿茶茶多酚（TP）的工艺过程进行了理论分析。

In this paper , a technology of multistage countercurrent extracting tea polyphenols ( TP ) from green tea with ethyl acetate as extractant was theoretically analyzed .

醋酸乙酯逆流萃取绿茶茶多酚的研究

Study on the Multistage Countercurrent Extracting Green Tea Polyphenols with Ethyl Acetate

常规溶剂萃取对茶氨酸选择性较差，不能有效纯化茶氨酸；

While conventional solvent extraction was low selectivity to theanine and could not remove impurities .

茶籽油提取工艺研究分别用水-酶法、有机溶剂浸提法和超临界CO2萃取法提取茶籽油。

Study of tea seed oil extraction : The tea seed oil was extracted separately with aqueous-enzyme method , organic solvent method , and supercritical CO2 method .

有机溶剂提取萃取法生产茶多酚工业试验

Industrial trial for producing tea polyphenols by organic solvent extraction

茶多酚是茶叶中主要生理活性物质，其制造方法一般采用液－液萃取工艺，以醋酸乙酯为溶剂，从茶汤中萃取出茶多酚。

Tea polyphenol is the major physiological active component in tea , and it is generally manufactured by liquid-liquid extraction technology , using ethyl acetate as solvent from water extract of tea .