Patent ID: 6521838
Filing Date: 2003-02-18
Classification: H01B,H05K

Abstract:
A heat-resistant, flex-resistant flexible flat cable comprising: a single tin or solder plated conductor or a plurality of tin or solder plated conductors juxtaposed to each other or one another; a pair of plastic films; and an adhesive, said single conductor or said plurality of conductors having been sandwiched between the pair of plastic films with the adhesive to form an integral structure, said plastic films with the adhesive having a modulus of longitudinal elasticity of not less than 300 kg/mm2 and an elongation of not less than 20%, said plastic films being formed of a polyimide, said adhesive being formed of au epoxy having a glass transition temperature Tg of 80Â° C. or above, wherein the epoxy constituting the adhesive is cured at a temperature of 100Â° C. or below, and a 180Â° peel strength between the adhesive and the single conductor or the plurality of conductors being not less than 0.5 kg/cm.