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发明名称
从胡萝卜中提取天然β胡萝卜素的工艺
摘要
一种从胡萝卜中提取天然β胡萝卜素的工艺。它以干燥的胡萝卜为原料,以沸点低于80℃,室温下为液体的有机溶剂为提取剂,以胡萝卜重量与溶剂体积之比为1∶1.5—5,浸取温度为室温,经过罐组逆流浸出器提取,刮板式薄膜蒸发器蒸发浓缩,结晶,洗涤,重结晶,干燥可得含80—90%β-胡萝卜素的胡萝卜素晶体。
申请公布号
CN1092063A
申请公布日期
1994.09.14
申请号
CN93110293.6
申请日期
1993.03.04
申请人
孙景茂
发明人
孙景茂
分类号
C07C403/24
主分类号
C07C403/24
代理机构
代理人
主权项
1、一种从胡萝卜中提取β-胡萝卜素的方法,其特征是将冷冻干燥的胡萝卜粉用低沸点的有机溶剂经罐组逆流浸取,真空或充入惰性气体浓缩,结晶、洗涤,重结晶,得含β-胡萝卜素80-90%的胡萝卜素晶体。
地址
250013山东省水产局计财处(济南)
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