研究了在可溶性聚合物体系中Pd纳米粒子的光化学合成.Pd(Ⅱ)-PEG-丙酮溶液以紫外波长300nm光辐照,获得了胶体Pd纳米粒子并对其进行TEM表征.结果表明,Pd粒子的平均粒径为1.8～5.7nm,具有好的分散性.研究了各种组分的影响,探讨了体系中Pd(Ⅱ)的快速光化学还原和纳米Pd粒子的稳定性机理.
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