| 凹凸棒石吸附剂特征及其在油脂脱色过程中的应用研究 |
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| 引用本文： | 刘元法,王兴国. 凹凸棒石吸附剂特征及其在油脂脱色过程中的应用研究[J]. 中国油脂, 2006, 31(9): 27-30 |
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| 作者姓名： | 刘元法 王兴国 |
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| 作者单位： | 江南大学食品学院,214036 |
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| 基金项目： | 国家自然科学基金资助项目的研究内容(编号:20376028) |
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| 摘 要： | 凹凸棒石粘土是我国特色非金属资源,具有纤维结构特点并具有明显的层状外观,改性后具有优良的吸附性能。对凹凸棒石吸附剂的形貌、矿物组成、BET比表面、孔径分布、表面酸性点等理化特征进行了系统分析,并对凹凸棒石吸附剂在油脂脱色过程中的应用进行了初步研究。研究表明,温度、吸附时间和吸附剂用量对色素的吸附都具有明显的影响。另外,结合凹凸棒石吸附剂特征对吸附过程的现象进行了解释。
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| 关 键 词： | 凹凸棒石 吸附剂 理化特征 油脂脱色 |
| 文章编号： | 1003-7969(2006)09-0027-04 |
| 收稿时间： | 2006-03-07 |
| 修稿时间： | 2006-03-07 |
Character of attapulgite adsorbent and its application in oil bleaching |
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| LIU Yuan-fa,WANG Xing-guo. Character of attapulgite adsorbent and its application in oil bleaching[J]. China Oils and Fats, 2006, 31(9): 27-30 |
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| Authors: | LIU Yuan-fa WANG Xing-guo |
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| Affiliation: | School of Food Scienc,Jiangnan University, 214036 Jiangsu Wuxi, China |
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| Abstract: | Attapulgite is a distinctive nonmetal clay source of China.It is a layered clay with fibriform structure.It shows excellent adsorbent ability after acid modification.The analytical result of configuration,composition,BET surface area,aperture distribution and surface acid site of attapulgite are showed.The effects of temperature,adsorption time and quantity of adsorbent on the pigment adsorption were also discussed in detail. |
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| Keywords: | attapulgite adsorbent chemical and physical character oil bleaching |
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