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    • 5. 发明公开
    • METHOD FOR REMOVING RADIOACTIVE CESIUM, HYDROPHILIC RESIN COMPOSITION FOR REMOVAL OF RADIOACTIVE CESIUM, METHOD FOR REMOVING RADIOACTIVE IODINE AND RADIOACTIVE CESIUM, AND HYDROPHILIC RESIN COMPOSITION FOR REMOVAL OF RADIOACTIVE IODINE AND RADIOACTIVE CESIUM
    • 除去方法放射性铯的亲水性树脂组合物拆卸放射性铯,方法放射性碘的移除和放射性铯和亲水性树脂组合物拆卸放射性碘和放射性铯
    • EP2800100A1
    • 2014-11-05
    • EP12863195.9
    • 2012-12-28
    • DAINICHISEIKA COLOR & CHEMICALS MFG. CO., LTD.Ukima Chemicals&Color Mfg. Co. Ltd.
    • HANADA, KazuyukiURUNO, ManabuKIMURA, KazuyaTAKAHASHI, Kenichi
    • G21F9/12
    • G21F9/167G21F9/12G21F9/307
    • The present invention intends to provide a method for removing radioactive cesium or radioactive iodine and radioactive cesium that is simple and low-cost, further does not require an energy source such as electricity, moreover can take in and immobilize the removed radioactive substances within a solid, and can reduce the volume of radioactive waste as necessary and to provide a hydrophilic resin composition using for the method for removing radioactive cesium or radioactive iodine and radioactive cesium, and the object of the present invention is achieved by a method for removing radioactive cesium or a method for removing radioactive iodine and radioactive cesium applying removal processing to a radioactive substance in liquid and/or a solid matter using a hydrophilic resin composition comprising a hydrophilic resin and a metal ferrocyanide compound, wherein the hydrophilic resin comprises at least one hydrophilic resin selected from the group consisting of a hydrophilic polyurethane resin, a hydrophilic polyurea resin, and a hydrophilic polyurethane-polyurea resin each having at least a hydrophilic segment, and a metal ferrocyanide compound is dispersed in the hydrophilic resin composition in a ratio of at least 1 to 200 mass parts relative to 100 mass parts of the hydrophilic resin.
    • 本发明的意图是提供一种方法用于除去放射性铯或放射性碘和放射性铯做是简单,成本低,而且不需要能量源:如电力,更在不到固体采取在和固定除去放射性物质 ,并能减少放射性废料的体积是必要和提供一种使用用于除去放射性铯或放射性碘和放射性铯方法的亲水性树脂组合物,并且本发明的目的是通过一种方法用于除去放射性铯或取得 对于以液体和/或使用的亲水性树脂组合物,包括亲水性树脂和亚铁氰化金属化合物,worin亲水性树脂中的固体物质的放射性物质除去放射性碘和放射性铯施加去除处理的方法,包括至少一种亲水性树脂中选择 选自亲水性聚氨酯的 Ë树脂,亲水性聚脲树脂,和每一个具有至少一个亲水链段的亲水性聚氨酯 - 聚脲树脂和亚铁氰化金属化合物分散在所述亲水性树脂组合物中相对于100个质量至少为1〜200质量份的比例 亲水性树脂的部件。