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核桃蛋白乳化性质及其影响因素效应的研究
引用本文:罗勤贵,李春娟,欧阳韶晖.核桃蛋白乳化性质及其影响因素效应的研究[J].安徽农业科学,2007,35(2):357-357,360.
作者姓名:罗勤贵  李春娟  欧阳韶晖
作者单位:西北农林科技大学食品科学与工程学院,陕西杨凌,712100;西北农林科技大学食品科学与工程学院,陕西杨凌,712100;西北农林科技大学食品科学与工程学院,陕西杨凌,712100
基金项目:西北农林科枝大学科研专项,05ZR004.
摘    要:研究了核桃蛋白乳化特性及其影响因素效应.结果表明:在pH值为5.0时,蛋白粕的乳化性最差,在偏离pH值5.0的酸性环境尤其是碱性环境中,其乳化性明显提高;75℃时乳化性和乳化稳定性最好,但是为保证蛋白粕的营养价值,建议工业生产中采用55℃的温和条件.适当浓度的NaCl溶液可提高蛋白粕的溶解度和乳化性,在0.5mol/L NaCl溶液中,核桃蛋白粕的乳化性最好.

关 键 词:核桃蛋白  乳化特性
文章编号:0517-6611(2007)02-00357-01
修稿时间:2006-10-12

Study on Emulsifying Functional Properties and Affecting Factors of Walnut Chips
LUO Qin-gui et al.Study on Emulsifying Functional Properties and Affecting Factors of Walnut Chips[J].Journal of Anhui Agricultural Sciences,2007,35(2):357-357,360.
Authors:LUO Qin-gui
Abstract:The emulsifying functional properties of walnut chips and their affecting factors were studied.The experiment results indicated that when pH was 5.0,emulsifying properties were the worst;in the acidic environment deviating pH 5.0 and particularly in alkalinity environment,emulsibility distinctly increased;when at 75 ℃,the walnut chips had the best emulsibility.But for the nutrition value,mild condition at 55 ℃ was suggested.A proper addition of NaCl solution enhanced both solubility and emulsibility.Results showed that 0.5 mol/L was the optimum density.
Keywords:Walnut chips  Emulsifying functional properties
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