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xsbin1984

木虫 (小有名气)

[交流] 【求助】 聚物的分离提纯和结构组成的表征

我用份5份丙烯酸和100份乙酸乙烯酯在甲醇中共聚合,想分析一下他们共聚后的结构组成,请问各位虫友,怎样把共聚物分离提纯出来,分离后的样品做什么测试可以把结构组成表征出来。我用的1H-NMR做,却没找到-COOH的峰?为什么?能不能用电导滴定法呢,怎么做?用碱滴定的话酯基会反应?谢谢啊!!!!!!!!

[ Last edited by wellok101 on 2008-9-12 at 10:55 ]
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