| 摘要 |
<p>A water blocking power cable includes a cable core containing in this order a watertight conductor formed by twisting a plurality of wires filled with watertight material therebetween; an inner semiconductive layer formed of a conductive material mainly containing a mixture blended 100 parts by weight of polyolefin based rubber or resin, 10 to 100 parts by weight of carbon black, and 0.3 to 3.0 parts by weight of aliphatic alkyl peroxide, the inner semiconductive layer being crosslinked by heating; an insulating layer formed from an insulating coating material mainly containing polyolefin based rubber or resin; and an outer semiconductive layer.</p> |
