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北京石油化工学院2026年研究生招生接收调剂公告
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hushaozheng

金虫 (小有名气)

[求助] 聚吡咯合成问题 谁做过 已有1人参与

本人看一篇文献合成聚吡咯,具体方法如下:

PPy was synthesized by an oxidation treatment of pyrrole (3 mL, AR, Aladdin Chemical Co. Ltd) using (NH4)2S2O8 (1 g, AR, Sinopharm Chemical Reagent Co. Ltd) as the oxidant. Aer CTAB (1 g, AR, Sinopharm Chemical Reagent Co. Ltd) was dissolved in 40 mL aqueous solution at 0 C, the monomer was dropwise added to the solution and stirred for 10 min, and then the oxidant solution (5 mL) was dropwise added to the solution and stirred for 3 hours to complete the reaction. the reaction product was moved to a separation funnel and an excess amount (over twenty times the reaction solution) of methyl alcohol was poured into the separation funnel and the PPy nanoparticle precipitate was dried in a vacuum oven at room temperature.

我还没做这个反应,但是有个地方没看明白,反应完倒入分液漏斗中,加入大量乙醇后,下一句怎么就固体聚吡咯颗粒真空常温干燥了呢?反应完就应该有固体产物了吧,为什么要分液漏斗分离呢?乙醇是洗涤的作用吧?
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zhenwuhuang

至尊木虫 (文学泰斗)

【答案】应助回帖


感谢参与,应助指数 +1
liwentao2010: 金币+1, 谢谢回帖,欢迎常来交流 2014-09-09 22:00:37
聚吡咯的合成与性能研究
http://www.docin.com/p-614717014.html
2楼2014-09-09 15:04:34
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郁北郁北

新虫 (初入文坛)

请问你看的这篇文献名是什么?谢谢
3楼2015-06-10 11:37:46
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