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湿热处理对小麦淀粉结构和性质影响
引用本文:汪树生,杨秋实,苏玉春,陈光.湿热处理对小麦淀粉结构和性质影响[J].粮食与油脂,2012(10):22-24.
作者姓名:汪树生  杨秋实  苏玉春  陈光
作者单位:吉林农业大学生命科学学院, 吉林长春 130118
摘    要:对小麦淀粉进行湿热处理,研究不同初始含水量对小麦淀粉结构和性能影响。实验结果表明,经湿热处理后小麦淀粉颗粒表面出现凹坑,随初始水分含量增加,淀粉颗粒表面凹坑数量增加,同时粘结现象变得严重;湿热处理小麦淀粉糊化温度随初始含水量增加而升高;经湿热处理后小麦淀粉对酸和酶敏感性增加,更易被酸和酶水解。

关 键 词:小麦淀粉  湿热处理  淀粉结构

Effect of heat-moisture treatment on structure and properties of wheat starch
WANG Shu-sheng,YANG Qiu-shi,SU Yu-chun,CHEN Guang.Effect of heat-moisture treatment on structure and properties of wheat starch[J].Cereals & Oils,2012(10):22-24.
Authors:WANG Shu-sheng  YANG Qiu-shi  SU Yu-chun  CHEN Guang
Affiliation:(College of Life Science,Jilin Agricultural University,Changchun 130118,Jilin,China)
Abstract:Wheat starch was heat–moisture treated and the effects of initial moisture on the structure and properties of heat–moisture treated wheat starch were studied.The results indicated that there were dents on the surface of starch granule,the number of dents increased alone with the ascent of initial moisture of heat–moisture treated wheat starch,while the bonding of starch granule became seriously.The gelatinization temperature of heat–moisture treated wheat starch increased with higher initial moisture.The wheat starch became sensitive to acid or enzyme hydrolysis after heat–moisture treatment,easier to be hydrolyzed by acid or enzyme.
Keywords:wheat starch  heat–moisture treatment  starch structure
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