采用静电纺丝和紫外光还原的方法制备了含纳米银颗粒的明胶纳米纤维,研究了明胶质量分数、硝酸银加入量及光照时间对银颗粒平均直径的影响.结果表明:随着明胶质量分数的减小及AgNO3加入量的增多,银颗粒的平均直径增大;紫外光照初期银颗粒的平均直径随时问的延长而增大,3h后基本不变.银颗粒呈类球形分布在纤维的表面,平均直径为9～20nm.
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