以大孔球形纤维素为骨架,1,4-丁二醇二缩水甘油醚(BDDE)为环氧活化试剂,单宁酸为配基,用环氧活化法制得固定化单宁(IMTSC),并对制备过程中的影响因素进行了考查和优化.3.对所制备的IMTSC的吸附性能进行了研究,对影响吸附的因素进行了考查.
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固定化单宁可以作为一种较为理想的酒类处理剂。
The results show that the immobilized tannins may be used as a satisfactory reagent for wine treatment.
采用固定化单宁对酒中可能存在的营养成分蛋白质、氨基酸、糖类、有机酸、乙醇和铁离子等进行吸咐试验。
Tests for the adsorption of proteins, amino acids, sugars, organic acids, ethanol and iron ions in wine with immobilized tannins were carried out.
固定化发酵能降低葡萄酒中的多酚类物质和单宁的含量，增加氨基酸的含量，提升葡萄酒的营养功能。
Besides, immobilized fermentation could reduce polyphenol and tannin content and increase amino acids content in the wine (which enhanced the nutritional functions of grape wine).
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