US Patent 7145081 Electric wire

An electric wire, in which a color of an outer surface of the electric wire is securely prevented from coming off, is provided. The electric wire (1) includes a core wire (4), coating (5), mark (23) and coating layer (6). The coating (5) coats the core wire (4). The mark (23) is formed on an outer surface (5a) of the coating (5). A coloring agent is allowed to adhere to the outer surface (5a), thereby forming the mark (23). The coating layer (6) is formed on the mark (23) and the outer surface (5a). The coating layer (6) consists of PVA. A thickness of the coating layer (6) consisting of PVA may be from 0.02 mm to 0.22 mm.