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乙醇超声法提取二氢槲皮素工艺优化

Chun-hui MA,Wei LI,Zhen SUN,Jin-ming HUANG,Lei YANG,Yuan-gang ZU,Xiao-li HUANG

Chung-kuo Tsao Chih/China Pulp and Paper（2010）

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Abstract
将乙醇超声法用于落叶松制浆预处理以提取二氢槲皮素.通过优化实验,得到二氧槲皮素最佳提取工艺条件:乙醇体积分数53.0%、料液比1:10.6、提取次数3次、超声波时间32.6 min、超声波功率180.2 W.在最佳条件下,二氢槲皮素平均得率0.04%,浸膏得率1.3%,经乙醇超声法预处理的落叶松硫酸盐法制浆和高沸醇法制浆得率均高于未经预处理的,成纸性能也更优.
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Key words
Dihyroquercetin,Extraction by ultrasonic,Larch wood,Pulping
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