Keywords corn starch;acetylated starch;high degree of substitution; 关键词玉米淀粉;醋酸酯;高取代度; Keywords corn starch;size;acetylated starch;warp sizing; 玉米淀粉;浆料;醋酸淀粉酯;经纱上浆; .
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The cationic starches with high degree of substitution were prepared and many affecting factors, such as reactant, reagent, catalyst and reaction conditions, were discussed in detail. At the same time, the application properties of the cationic starches were investigated.
本文研究了高取代度阳离子淀粉制备中反应物、反应试剂、催化剂及工艺条件，并对其应用性能进行了考察。
参考来源 - 高取代度阳离子淀粉的制备与应用研究Synthesis and properties of CMCS and CMCSa were studied. A high degree of substitution(DS=2.2) carboxymethyl corn starch(CMCS) was prepared by one-step carboxymethylation.
首先通过一次羧甲基化制备了DS_(cm)=2.2的高取代度羧甲基玉米淀粉(CMCS)。
参考来源 - 羧甲基淀粉及其酰胺衍生物的制备与性能研究·2,447,543篇论文数据，部分数据来源于NoteExpress
With the determined parameters of synthesis, we can obtain CMS with high degree of substitution of 1.10 in one step carboxymethylation process.
在所确定的最佳反应条件下，能制备取代度为1．10的羧甲基淀粉醚。
This paper discusses the optimum condition for preparing carboxymethyl starch with high degree of substitution and high viscosity by using the solution isopropanol-water through etherification.
探讨了以异丙醇-水作溶剂，通过一次醚化，制备高取代度、高粘度羧甲基淀粉醚的最佳条件。
The product is high in degree of substitution, whose substituent distribute equally, has characteristics of high viscosity, high content of sodium, high acid-viscosity ratio.
该产品的取代度高，取代基分布均匀，具有高粘度、高钠含量、高酸粘比、高盐粘比的特点。
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