| 摘要 |
PROBLEM TO BE SOLVED: To provide a cushioning material easy to handle and excelling in durability of maintaining a thickness dimension and cushioning property even under repeated use without deterioration at a high temperature while applying uniform pressure and heat to the whole surface of material to be pressed in a hot pressing process of holding a plurality of sheets to be worked between hot plates and applying constant pressure and heat.SOLUTION: Fluororubber is foam-molded at a temperature higher than a hot pressing process temperature and then irradiated with radiation and cured. |
