| 摘要 |
PROBLEM TO BE SOLVED: To promote development of a radiation shielding material which is lightweight, is rich in flexibility and is excellent in weather resistance, and to predict a shielding effect in new development of the radiation shielding material before an evaluation test is performed.SOLUTION: A radiation shielding material has a mass attenuation coefficient of 0.05-0.09, and a ray attenuation coefficient of 0.07-0.30, and contains silicone, elastomer, a resin and a composite material as main raw materials, preferably.SELECTED DRAWING: None |
