FRICTION COMPOSITION AND METHOD OF PREPARATION THEREOF Russian patent published in 2002 - IPC

FIELD: friction materials. SUBSTANCE: composition contains, wt %: powderlike phenolformaldehyde resin 15-21, drying oil 2-5, fibrous filler 39- 48, metal-containing compound 8-23, carbon filler 2-7, and mineral additive. Composition is prepared by mixing phenol- formaldehyde resin, drying oil, metal-containing compound, carbon filler, and mineral additive, after which fibrous filler is added during agitation. EFFECT: increased wear resistance and flowability of composition, reduced treatment expenses, and simplified manufacture of friction pieces. 2 cl, 2 tbl, 4 ex