Fibrous product and method thereof with thermosetting polymeric impregnant

摘要

An improved article of manufacture and method thereof utilizing a fibrous structure of initially discrete layers, each having first and second sides at least one side of each layer is uncalendered and the structure has a shrinkage of no more than about 2 percent. The structure is impregnated with a thermoset type polymeric material and in the final structure there is no visible layer separation.