...在微米级硅胶表面,制备了接枝微粒 PEI/SiO,,然后通过叔胺 化与季铵化2 种高分子反应,使接 枝聚合物PEI 季铵化(Quaternization),制得了固载有大量季铵基团的 功能微粒QPEI/SiO.
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A called "178" brightening agent for alkaline zincate bath was prepared by condensation, quaternization.
采用缩合、季碱化及酯化反应研制了一种“178”碱性锌酸盐镀锌光亮剂。
The self-crosslinking reaction of the polymer is performed in the process of membrane forming after the quaternization.
聚合物的自交联反应发生在季铵化后的成膜过程。
It proves that this method can be ap-plied for examine the nitrogen content of natural fibre after quaternization. The relative tolerance is only be-low 5% and easy to operate.
经过实验证明，该方法用于测试天然纤维织物经铵化改性后的含氮量，其相对误差范围不超过5%，且简单易行。
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