| 摘要 |
PROBLEM TO BE SOLVED: To provide a film capable of preventing uneven coating when coated in a subsequent step and increasing the yield ratio of products. SOLUTION: The film 24 has a knurling portion 34 formed only on a face 24B opposite to a face 24A to be coated in a subsequent step. The knurling portion 34 is formed in such a way that its height ranges from 4 to 10μm. COPYRIGHT: (C)2003,JPO |
