New horizons in mica paper

The growth of the mica paper business from small beginnings in the early 1950´s to the large and important segment of the electrical insulation market which it is today has been marked by great activity and progress in many areas of endeavor concerned with mica and mica paper. This progress ranges all the way from pure research on the structure of mica, through an elucidation of many processes for producing mica papers to the practical problem of applying mica mat tapes to obtain the best overall results.¹ A measure of this activity is the fact that in Chemical Abstracts alone, which cover this period, there are well over one hundred pertinent articles on mica and mica paper.