| abstract |
Provided is a thermosetting resin film for forming a first protective film on a surface, having a protruding electrode, of a workpiece by being attached to the surface and thermally cured, wherein the maximum bent amount of the entire periphery of the thermosetting resin film is 20 mm or less after the thermosetting resin film is adhered to a circular copper foil having a thickness of 35 μm and a diameter of 8 inch, and is thermally cured and left cooled in a flat state while the copper foil faces downward. |