| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a press cushion which can eliminate quality insufficiency, and therefore can comply with high purity requirements when producing printed circuit boards or circuit boards for an electrical industry.SOLUTION: Press cushions (1 and 7) for a one level or multi level heating press includes: flat contextures (2, 8) made from threads or fibers; and a silicone elastomer made by crosslinking silicone rubber and/or a copolymer made by crosslinking silicone rubber and fluorosilicone rubber and/or a copolymer made by crosslinking silicone rubber and fluororubber. The silicone elastomer and/or the copolymer are addition crosslinked.</p> |
