聚N-异丙基丙烯酰胺共聚物及其互穿网络的制备及性能研究

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本文对聚N-异丙基丙烯酰胺共聚物及其互穿网络的制备及性能进行了研究。文章采用辐射法通过二步反应分别制备了聚丙烯酰胺/聚N-异丙基丙烯酰胺(PAAm/PNIPAAm)及聚乙烯基吡咯烷酮/聚N-异丙基丙烯酰胺(PVP/PNIPAAm)水凝胶互穿网络。以电子束为辐射源,分别对AAm、PVP水溶液辐照制得PAAm及PVP水凝胶膜,然后采用溶胀吸附法,将脱水后的PAAm和PVP水凝胶膜分别浸泡于不同浓度的NIPAAm溶液中,待溶胀平衡后取出,进行第二次辐照,最终得到PAAm/PNIPAAm和PVP/PNIPAAm水凝胶互穿网络。
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