A RUBBER MIXTURE

摘要

A rubber mixture based on carbo chain rubbers contains as modifier BKT-20F a mechanical mixture of polyisocyanate blocked by caprolactam of the general formula: and phosphatide concentrate of the general formula: C7H12O8R1RPN, wherein R, R1 - residues of fat acids at a ratio of 70:30 at an amount of 0.25-3.0 weight parts. The rubber mixture has high adhesion to metal cord and high resistance to tearing and fatigue persistence at frequent stretching.