| 从亚麻籽仁饼中提取分离蛋白的工艺条件 |
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| 引用本文： | 许光映,胡晓军,张清华,郭沛荣.从亚麻籽仁饼中提取分离蛋白的工艺条件[J].山西农业科学,2012,40(8):874-877. |
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| 作者姓名： | 许光映 胡晓军 张清华 郭沛荣 |
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| 作者单位： | 1. 山西省农业科学院农产品加工研究所,山西太原,030032
2. 太原科技大学化学与生物工程学院,山西太原,030021 |
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| 基金项目： | 山西省农业科学院新产品研制项目 |
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| 摘 要： | 以亚麻籽仁饼粕为原料,采用碱提酸沉的方法对提取亚麻分离蛋白的工艺条件进行研究。结果表明,提取亚麻分离蛋白的最佳工艺条件是:提取液pH值为9.5,料液比为1∶30,提取温度为60℃,提取时间为180 min。最佳工艺条件下,分离蛋白的提取率达到51.65%,提取的分离蛋白的蛋白含量达到92.27%。
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| 关 键 词： | 亚麻籽仁 分离蛋白 提取工艺 碱提酸沉 饼粕 |
Study on Technical Conditions of Extracting Protein Isolate from Flaxseed Kernel Cake |
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| XU Guang-ying
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HU Xiao-jun
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ZHANG Qing-hua
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GUO Pei-rong.Study on Technical Conditions of Extracting Protein Isolate from Flaxseed Kernel Cake[J].Journal of Shanxi Agricultural Sciences,2012,40(8):874-877. |
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| Authors: | XU Guang-ying HU Xiao-jun ZHANG Qing-hua GUO Pei-rong |
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| Institution: | 1 (1.Institute of Farming Product Processing,Shanxi Academy of Agricultural Sciences,Taiyuan 030032,China; 2.School of Chemical&Bioengineering,Taiyuan University of Science&Technology,Taiyuan 030021,China) |
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| Abstract: | This study used flaxseed kernel as rawmaterial to study technical conditions of extracting protein isolate through alkali-solution and acid-isolation.The study showed that the best technical conditions of extracting flaxseed protein isolate was pH value of extracting solution 9.5,solid-liquid ratio 1∶30,extraction temperature 60 ℃ and extraction time 180 mins.Under the conditions,exaction ratio reached 51.65% and protein content of flaxseed protein isolate exacted 92.27%. |
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| Keywords: | flaxseed kernel protein isolate extracting technology alkali-solution and acid-isolation cake |
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