表面活性剂增效微波提取紫荆花红色素的研究.pdfVIP

华北农学报·2 0 0 4 , 1 9 ( 1) : 1 1 6 1 1 8 表面活性剂增效微波提取紫荆花红色素的研究 1 ,2 1 1 1 1 高　虹 ,骆雪萍 ,梁超华 ,刘水泉 ,黄伟雄 ( 1 广东轻工职业技术学院 轻化工程系 ,广州　510300 ;2 广东工业大学 轻工化工学院 ,广州　510090) 　　摘要 : 以表面活性剂为增溶剂,微波水相提取紫荆花红色素的工艺。筛选出紫荆花红色素的最佳增溶剂为十二 ( ) 烷基硫酸钠 K ,确定最佳提取的条件为 :微波档数高火 ,提取时间 50 s , K 浓度 0. 03 % ,提取料液比 1 ∶80 g/ mL 。 12 12 关键词 :微波提取 ;表面活性剂 ;紫荆花红色素 ( ) 中图分类号:S132 ;S685 　　文献标识码 :A 　　文章编号 : 1000 - 7091 2004 01 - 0116 - 03 Study on Extraction of Pigment from Bauhinia aurea Levl by Combining Surfactants with Microwave Technology GAO Hong1 ,2 ,L UO Xueping1 ,L IAN G Chaohua1 ,L IU Shuiquan1 ,HUAN G Weixiong1 ( 1Department of Chemical Engineering of Guangdong Industry Technical College , Guangzhou 　510300 ,China ;2Faculty of Chemical Engineering and Light Industrial of Guangdong University of Technology , Guangzhou 　510090 ,China) Abstract :Extraction of the natural pigment from Bauhinia aurea Levl by microwave technology , using sur factants as assistant substance and water as solvent . K was confirmed the best surfactant , and the feasible con 12 ditions for extraction were as follows : the extracted power was high radiation , the time was 50 seconds , the consistency of K12 was 0. 03 % and the solid - liquid ratio was 1 ∶80 g/ mL . Key Words :Microwave extracted technology ;Surfactant ;Bauhinia aurea Levl 　　近年来 ,人们对医药、食品、日用品的安全性要 为色素的增溶剂[5 ] ,采用现代微波提取技术[6 ] 提取 求日益提高