以超支化聚(胺-酯)为模板,采用NaBH4直接还原和紫外灯光照射合成了Ag纳米粒子.超支化聚(胺.酯)对Ag纳米粒子形成起着重要的作用.TEM分析表明,Ag纳米粒子形貌为球形结构,分布均匀,粒径约为45 mn(NaBH4还原)和20 nm(紫外灯光照射).发现在UV-Vis谱图中420 nm左右有Ag纳米粒子特征表面等离子共振吸收峰.FT-IR分析发现Ag纳米粒子和超支化聚(胺-酯)之间有较强的相互作用,超支化聚(胺-酯)对Ag纳米粒子的稳定性起保护作用.
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