POLYMERIC MATERIAL Russian patent published in 1999 - IPC

FIELD: machine building, automobile industry, agricultural equipment, manufacture of components and products. SUBSTANCE: polymeric composition comprises (wt %): aliphatic polyamide, 85.75; carbon fiber filler, 14.25; said filler is twisted low- module fiber hydrate-cellulose-based carbon and 5 wt % non-polar polyethylene with crystallinity degree of 0.96- 0.98 and bulk density of 0.95-1.0 g/cubic cm. Ratios of components are as follows (wt parts): aliphatic polyamide polypropylene, 39.5-80.75; carbon fiber, 10.5-14.25; said polyethylene, 5.0-30.0. EFFECT: composite material having improved antifriction properties for components operating under dry friction conditions and desired physical and mechanical characteristics. 3 cl, 8 ex, 1 tbl