摘要:
Disclosed are an adhesive composition for a metal foil which comprises a material wherein a tracking resistance test is carried out according to the IEC method by making a thickness of an adhesive layer 30 to 40 μm, using a copper foil pattern with a width of 4 mm and making a distance between electrodes 0.4 mm, then the adhesive layer dissolves out for the first time when 5 drops or more of an electrolyte are dropped thereon, an adhesive-coated metal foil, a metal-clad laminate, a wiring board, a multi-layer board and a multi-layer wiring board using the same.