Halon?? TFE???a new concept in power transmission insulators

摘要

From the time in the late 1800's when the concept was established of central generators of electrical energy with their attendant distributions systems, the insulation of such transmission lines has been a key element to the health of the electrical industry. The early materials used were those available-wood, glass, ceramics, air, natural resins, and that wonderful product of then-modern science, rubber.