FIELD: chemistry.
SUBSTANCE: rubber composition contains (1) 100 pts.wt rubber component from natural rubber and/or synthetic rubber based on diene and (2) (a) from 0.5-40 pts.wt porous diatomaceous earth in a cylindrical or columnar form, having cylinder or column height of 100 mcm or less, and (b) (i) soot and/or (ii) silicon dioxide. Total amount of components (a) and (b) ranges from 40 to 80 pts.wt.
EFFECT: invention provides good adhesion of the rubber composition with ice without reducing wear resistance and strength.
6 cl, 2 tbl, 14 ex
