超临界萃取生物碱研究进展

被引:14
作者
肖观秀
吕惠生
张敏华
机构
[1] 天津大学石油化工技术开发中心绿色化学合成与转化教育部重点实验室
关键词
超临界萃取; 生物碱; 二氧化碳; 萃取率;
D O I
暂无
中图分类号
TQ460 [一般性问题];
学科分类号
摘要
作为提取生物碱的新技术 ,超临界萃取是很有前景的。首先简要介绍了超临界流体的特点和超临界萃取的优点 ,然后在传质分析的基础上 ,总结出决定萃取过程难易的关键因素 ,即生物碱在溶剂中的溶解度、待萃组份与母体间的相互作用力 ,进而提出了优化工艺条件、提高生物碱萃取率的方法 ,如改变萃取压力和温度、使用夹带剂、加入碱化剂进行预处理等。最后总结了超临界萃取生物碱的研究成果 ,并提出了今后的发展方向。
引用
收藏
页码:104 / 106
页数:3
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