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超临界CO_2萃取玉米黄色素
引用本文:李晶.超临界CO_2萃取玉米黄色素[J].吉林工程技术师范学院学报,2004(3).
作者姓名:李晶
作者单位:吉林工程技术师范学院生物与食品工程系 吉林长春130052
基金项目:吉林省教育厅资助项目(吉教合字2002第0271号)
摘    要:系统研究了超临界流体技术(SFE)从玉米蛋白粉中提取玉米黄色素的温度、压力、时间、夹带剂等工艺条件;该提取法比常规的化学溶剂提取法的得率高2.2倍。同时还探讨了玉米黄色素的稳定性,结果表明需低温、避光保存。

关 键 词:超临界流体萃取  玉米蛋白粉  玉米黄色素

Study on technology of supercritical CO_2 extraction of corn - yellow pigment
LI Jing.Study on technology of supercritical CO_2 extraction of corn - yellow pigment[J].Journal of Jilin Teachers Institute of Engineering and Technology(Natural Sciences Edition),2004(3).
Authors:LI Jing
Abstract:Corn - yellow pigment can be extracted from CGM by the supercritical fluid extraction (SFE) . The paper syste studied the influence of temperature, pressure, time, cosolvent solution on the extraction. Compared to the traditional solvent extraction a higher efficiency was obtained in the SFE. The yield of com - yellow pigment by SFE was 2. 2 times as much as in solvent extraction. The stability of corn - yellow pigment was also studied, it is sensitive to sunlight and should be preserved in dark at low temperature.
Keywords:supercritical fluid extraction (SFE)  corn glutin meal(CGM)  corn- yellow pigment
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