为寻找一条适合工业化生产的低成本、低能耗、高效率的柑桔精油提取工艺路线,该文采用微胶囊与双水相联合萃取技术提取柑桔精油。结果表明:通过调整β-环糊精和硫酸钠的浓度比,可有效控制囊化萃取物中柑桔精油的质量。最终由正交试验设...为寻找一条适合工业化生产的低成本、低能耗、高效率的柑桔精油提取工艺路线,该文采用微胶囊与双水相联合萃取技术提取柑桔精油。结果表明:通过调整β-环糊精和硫酸钠的浓度比,可有效控制囊化萃取物中柑桔精油的质量。最终由正交试验设计确定出柑桔精油在萃取温度30℃、硫酸钠浓度15%、β-环糊精浓度40%、萃取时间30 m in的条件下总收率高达96%以上。展开更多
A kind of simple aqueous two-phase system composed of acetone,inorganic salt and water was used to separate and purify carthamine from safflower petals.Experimental results show that(NH4)2SO4 has the stronger phases-f...A kind of simple aqueous two-phase system composed of acetone,inorganic salt and water was used to separate and purify carthamine from safflower petals.Experimental results show that(NH4)2SO4 has the stronger phases-forming ability than K2HPO4 and NaCl.The optimum conditions for isolating carthamine from safflower yellow were chose as V(CH3)2CO=5mL,VH2O=5mL,m(NH4)2SO4=2.5g.Under the conditions,the yield can reach to 99 % for the extraction of carthamine with the partition coefficient K>55.The carthamine product with high purity was obtained using analog counter-current extracting experiment.展开更多
文摘为寻找一条适合工业化生产的低成本、低能耗、高效率的柑桔精油提取工艺路线,该文采用微胶囊与双水相联合萃取技术提取柑桔精油。结果表明:通过调整β-环糊精和硫酸钠的浓度比,可有效控制囊化萃取物中柑桔精油的质量。最终由正交试验设计确定出柑桔精油在萃取温度30℃、硫酸钠浓度15%、β-环糊精浓度40%、萃取时间30 m in的条件下总收率高达96%以上。
文摘A kind of simple aqueous two-phase system composed of acetone,inorganic salt and water was used to separate and purify carthamine from safflower petals.Experimental results show that(NH4)2SO4 has the stronger phases-forming ability than K2HPO4 and NaCl.The optimum conditions for isolating carthamine from safflower yellow were chose as V(CH3)2CO=5mL,VH2O=5mL,m(NH4)2SO4=2.5g.Under the conditions,the yield can reach to 99 % for the extraction of carthamine with the partition coefficient K>55.The carthamine product with high purity was obtained using analog counter-current extracting experiment.
