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Nano-silver/polystyrene composite emulsion synthesized in situ polymerization under microwave irradiation
Author(s): JI Xiaoli, XU Guocai, DENG Jiaxi
Pages: 35-
36,46
Year: 2010
Issue:
2
Journal: New Chemical Materials
Keyword: microwave; nano-silver; polymer; composite emulsion;
Abstract: 在微波辐射下先还原金属前躯体AgNO3制备出纳米银胶体,再于水介质中原位聚合制备纳米银聚苯乙烯复合乳液,并对其进行了表征.紫外-可见吸收光谱、透射电镜结果表明,所制备出的纳米银大多为球形粒子,粒径为20~30nm,粒径分布窄,且分散性较好;红外分析表明,纳米银和过渡层PVP之间并非只是简单的物理混合,它们之间存在一定的化学键合;热失重分析表明,纳米银对聚合物的分解可能起催化作用,从而使得纳米银/聚...
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