RADIATION SHIELD, RADIATION SHIELD STORAGE EMPLOYING THE SAME, AND MOLDED PRODUCT OF RADIATION SHIELD

摘要

PROBLEM TO BE SOLVED: To provide a material for a radiation shield which has a satisfactory shielding performance in radiation facilities where both neutrons and gamma rays exist and can furnish a working environment that allows health care professionals to work safely even especially in a medical front where low-level neutrons are anticipated.;SOLUTION: In the radiation shield, the surface of globular lead powder that has a diameter of 0.2 to 2 mm is coated with boride such as boron oxide and boric acid. The radiation shield may be housed in an ejectable container after being put into a bag made of a woven cloth, a nonwoven cloth or a resin film, being molded into an arbitrary form such as a brick and a plate through the mixing of the radiation shield and resin and mixing the radiation shield and the resin. Epoxy resin, a mixture of silicone resin and epoxy resin, silicone resin and the like are preferable as a resin used in this occasion.;COPYRIGHT: (C)2011,JPO&INPIT