Patent ID: 6242692
Filing Date: 2001-06-05
Classification: H01B,Y02A

Abstract:
An electric power cable of the type having at least one metallic conductor, a conductor screen of semiconductive material, and insulation, and an earth screen enclosing the conductor, conductor screen and insulation, the earth screen having wires with gaps therebetween, the electric power cable comprising an external sheath including a first extruded polymeric layer which encloses the earth screen of the cable without filling the gaps, a second extruded polymeric layer enclosing the first polymeric layer and a moisture barrier laminate located between the first and second polymeric layers, said moisture barrier laminate including a metal foil layer and a polymeric material coating on at least one surface of the metal foil layer, the polymeric material contacting one of the first and second extruded polymeric layers and compatible with a material of the contacted one of the first and second extruded polymeric layers and bonded to the contacted one of the first and second extruded polymeric layers only.