초록 ▼

A resinous composite material is disclosed containing randomly dispersed fibers and from about 0.05 to 30 percent of a particulate conductive or semi-conductive filler. In addition to providing excellent EMI shielding properties, these composites are formable and are of sufficient strength to act as

A resinous composite material is disclosed containing randomly dispersed fibers and from about 0.05 to 30 percent of a particulate conductive or semi-conductive filler. In addition to providing excellent EMI shielding properties, these composites are formable and are of sufficient strength to act as structural components.

대표청구항 ▼

A resinous composite sheet comprising (a) a continuous matrix of a polymeric resin, having randomly dispersed therein (b) from about 0.05 to about 30 percent by weight of the composite of a finely particulate conductive or semi-conductive filler material and (c) from about 1 to 45 percent by weight

A resinous composite sheet comprising (a) a continuous matrix of a polymeric resin, having randomly dispersed therein (b) from about 0.05 to about 30 percent by weight of the composite of a finely particulate conductive or semi-conductive filler material and (c) from about 1 to 45 percent by weight of the composite of conductive fibers selected from the group consisting of metal, carbon and graphite fibers having an aspect ratio of at least about 25, which conductive fibers are randomly oriented in two dimensions substantially in the plane defined by said sheet.