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METHOD FOR EXTRACTING A LARGE AMOUNT OF METHYLATED CATECHINS FROM CAMELLIA SINENSIS LEAVES, GREEN TEA, OR OOLONG TEA
METHOD FOR EXTRACTING A LARGE AMOUNT OF METHYLATED CATECHINS FROM CAMELLIA SINENSIS LEAVES, GREEN TEA, OR OOLONG TEA
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机译:茶树茶,绿茶或乌龙茶中提取大量甲基化儿茶素的方法
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摘要
PURPOSE: A method for extracting a large amount of methylated catechins from Camellia sinensis leaves, green tea, or oolong tea is provided to obtain a large amount of high purity methylated catechins with anti-allergic activity.;CONSTITUTION: A large amount of methylated catechins are extracted using a mixture solvent of formic acid-containing distilled water and ethanol from Camellia sinensis leaves, green tea, or oolong tea. The concentration of the formic acid is 0.1-2.0%. The concentration of the mixture solvent is 10-50 wt% (w/v) with respect to the weight of the Camellia sinensis leaves, green tea, or oolong tea. The ethanol is 40-90% ethanol.;COPYRIGHT KIPO 2013
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