US Patent 7501469 Cross-linked polyolefin material blend

A material combination that is designed to replace current high-density polyethylene (“HDPE”) materials for use with electrical transmission comprising at least one low density, cross-linkable polymer resin, at least one high density polymer, a cross-linking catalyst and an optional color masterbatch The material combination provides all of the existing properties found in the HDPE material with the addition of a higher temperature capability at/above 250° C.