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同位素  2015 

微乳液聚合法制备放射源

DOI: 10.7538/tws.2015.28.03.0178, PP. 178-182

Keywords: 放射源制备,无皂微乳液,反相微乳液聚合,甲基丙烯酸甲酯

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Abstract:

采用微乳液聚合方法制备放射源。选择甲基丙烯酸甲酯(MMA)/甲基丙烯酸羟乙酯(HEMA)/水(H2O)为微乳液体系,利用滴定法绘制三元相图,研究了温度与促进剂N,N-二甲基对甲苯胺(DMT)对聚合的影响,利用MMA(DMT)/HEMA/H2O反向无皂微乳液聚合制备了99Mo和125I线源,并测定了放射源活度分布均匀性。结果表明,微乳液聚合是一种制备放射源的良好方法。

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