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cy211

木虫 (职业作家)

[求助] 求助APTES 和TEOS的分子印迹反应--量子点如何分散到乙醇中?

小弟想请教一个问题,下面是文献里面的反应:Briefly, 1.8 mL of TritonX-100 was added to 7.5 mL of cyclohexane, and the resulting mixture was magnetically stirred for 15 min. Subsequently, 400.0 μL of QDs((CdS/CdSe/ZnS)) (500.0 μg), 50.0 μL of TEOS, and 100.0 μL of ammonia (25.0%-28.0%, v/v) were sequentially added. After stirring for 2 h, 15.6 μL of STX (1.0 mg/mL, dissolved in methanol) and 22.8 μL of APTES were added to methanol (0.2 mL) and reacted with the above mixture for 12 h at room temperature.
我就是按照这个反应做的,但是最后并没有得到MIP-QDS,我发现最后的聚合物特别的少,只有0.01克,并且我分散到乙醇中,测试荧光,并没有荧光。感觉是反应失败了,不知道为什么QDS没包在里面?反应中我保持避光,但没有通氮气。和通氮气有关么?请求帮助我一下!十分感谢!
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jay L

新虫 (初入文坛)

楼主你好,请问你解决了吗?看你的配方应该是反相微乳液聚合法,我之前也做过,产物也特别的少,希望能够一起交流一下
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