FIELD: rubber industry. SUBSTANCE: filler consists of mixture of fullerenes and carbon mixture (80-95 wt.% based on filler) prepared by resistant heating of graphite preliminarily treated with chromic acid at graphite-to-acid weight ratio 1:0.3. EFFECT: increased elongation strength, abrasion resistance, and rupture strength; increased tension at specified elongation and hardness of elastomer; and accelerated vulcanization process. 7 cl, 1 dwg, 2 tbl
