| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a coverlay film which has electromagnetic wave shielding function, is superior in flexibility, and with which a flexible printed wiring board can be thinned and a layer for shielding against electromagnetic noise is not necessary to be connected to the ground circuit of the flexible printed wiring board, and to provide a method of manufacturing the coverlay film and the flexible printed wiring board. <P>SOLUTION: The coverlay film 11 is provided with a base film 20, having a roughening face 21 (uneven face) formed in a part of one surface and a non-roughening face 22 (even face) except for the roughening face 21 and with an evaporated film 27, which is formed on a surface of the base film 20 on a side where the roughening face 21 is formed and is formed of a conductive material. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
