豌豆分离蛋白/卡拉胶复合物乳液的性质研究Properties of emulsions stabilized by pea protein isolate/ carrageenan complexes
为改善豌豆分离蛋白(PPI)在酸性乳液体系中的乳化稳定性,将PPI与阴离子多糖卡拉胶 (CG) 在酸性条件下混合,制备可溶性静电复合物乳液。通过测定PPI乳液和PPI/CG复合物乳液在不同pH(4~7)下粒径、ζ-电位、显微结构以及乳析指数的变化,判断两种乳液的稳定性。结果表明:pH 4~5时,PPI乳液粒径达到35 μm以上,而pH 4~7时PPI/CG复合物乳液粒径均小于18 μm;储藏14 d时,PPI乳液和PPI/CG复合物乳液粒径均稍有增加;酸性条件下,PPI乳液的ζ-电位绝对值均小于30 mV,而PPI/CG复合物乳液的ζ-电位绝对值均大于40 mV;酸性条件下,PPI/CG复合物...
Main Author: | 沈可洁1,李兴飞1,华欲飞1,张钊2,曹连锋2,王才立2,张彩猛1SHEN Kejie1, LI Xingfei1, HUA Yufei1, ZHANG Zhao2, CAO Lianfeng2, WANG Caili2, ZHANG Caimeng1 |
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Format: | Article |
Language: | English |
Published: |
中粮工科(西安)国际工程有限公司
2023-02-01
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Series: | Zhongguo youzhi |
Subjects: | |
Online Access: | http://tg.chinaoils.cn/ch/reader/create_pdf.aspx?file_no=20230207&year_id=2023&quarter_id=2&falg=1 |
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