| 摘要 |
PURPOSE:To obtain the title sheet to be used in such a way as to be sandwiched by steel plates, plywoods, etc., or laminated thereon, by filling an acrylic resin with barium sulfate powder as filler and by incorporation of a crosslinking promoter. CONSTITUTION:An acrylic resin is filled with barium sulfate powder as filler and, in addition, incorporated with a crosslinking promoter, thus obtaining the objective sheet. Along with said filler, it is preferable to incorporate flaky powder and also carry out expansion. |
