| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a method for preventing an adhesive from flowing out to an adhesive flowing-out prevented area such as a hole and a cavity when a multi-layered printed board is laminated and adhered with a sheet adhesive. SOLUTION: When the sheet adhesive 1 is processed, a hardened layer 8 is formed on an opening to form a wall in advance, thereby preventing a resin component from flowing out when the printed board is laminated and adhered. Further, an adhesive flowing-out preventive wall 9 is formed around the adhesive flowing-out preventive area as a method for preventing the resin component from flowing out with high reliability additionally to the mentioned method.</p> |
