reibungsmaterial by removal of reibungsmodifiziermitteln from kohlenstoffenthaltenden reibungsmaterialien is produced

摘要

The present invention relates to a fibrous base material comprising a primary layer and a secondary layer of friction modifying particles on at least one surface of the primary layer for use as an anti-shudder friction material. The fibrous base material is impregnated with a phenolic or phenolic-based resin material to form a friction material.