化工进展

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树脂法富集分离蜂胶总黄酮

郑 洁,连 会,彭奇均   

  1. 江南大学化工学院
  • 出版日期:2007-08-25 发布日期:2007-08-25

Enrichment of total flavonoids in propolis by resins

ZHENG Jie,LIAN Hui,PENG Qijun   

  1. School of Chemical and Material Engineering,Southern Yangtze University
  • Online:2007-08-25 Published:2007-08-25

摘要: 实验考察了7种大孔树脂及聚酰胺对蜂胶总黄酮的吸附率和解吸率,结果显示,AB-8树脂对蜂胶总黄酮有较高的吸附解吸能力,适合富集蜂胶总黄酮。实验还对影响AB-8树脂富集蜂胶总黄酮的各因素(吸附时间、吸附温度、解吸温度、洗脱剂乙醇浓度、洗脱剂用量)进行了研究,所得AB-8树脂对蜂胶总黄酮的富集工艺为:35 ℃水浴静态吸附5 h,75%乙醇7BV洗脱,总黄酮解吸率可达90%,所得蜂胶浸膏总黄酮含量达30%。

Abstract: The adsorption and desorption rates of flavonoids in propolis by seven macroporous resins and polyamide were investigated,and it was found that AB-8 resin exhibited high adsorption and desorption capability which was suitable for enrichment of flavonoids. The factors (adsorption time and temperature,desorption temperature,ethanol eluent concentration,eluent volume) which influenced the enrichment of flavonoids in propolis were also studied,and a process to enrich total flavonoids in propolis was obtained. Adsorption at 35℃ water bath for 5h,when using 7BV 75% ethanol as eluent,desorption rate would reach up to 90%,and the total flavonoids purity of propolis extracts reached 30%.

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