采用本体聚合的方法制备了含铅/钐功能粒子的辐射防护有机玻璃,研究了不同金属浓度样品的性能差异.通过傅里叶变换红外光谱(FT-IR)、扫描电镜(SEM)、能量色散型X射线能谱(EDAX)等方法研究了材料的微观结构;采用紫外分光光度计(UV)对材料的透光率进行了测试和分析;利用多道γ谱仪和Gamma Vision软件测试并分析了材料的辐射防护性能.结果表明,铅和钐两种功能元素同时被引入到有机玻璃中,甲基丙烯酸铅/钐与甲基丙烯酸甲酯发生聚合反应,功能性粒子在材料中分布比较均匀,有轻微的团聚现象,并且具有较好的光学性能,透光率较高,材料对高能和低能射线都有较好的屏蔽效果.
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