| abstract |
Provided is a flexible wiring board having high insulation reliability between lines of a wiring layer formed on a heat-resistant resin film, particularly a wiring layer formed by plating, and which can obtain high reliability particularly when wiring at a high density. . A flexible wiring board, wherein a metal wiring pattern is formed on a heat-resistant resin film, and a resin film surface between the wirings is removed. [Selection] Figure 1 |