Rubber mixture comprises (a) at least one diene rubber, (b) 0.1-3 phr at least one cobalt compound as a first adhesion promoter, and (c) 0.1-5 phr at least one further adhesion promoter comprising complex compounds (I). Rubber mixture comprises (a) at leas...

The present invention provides a rubber composition for coating a belt layer steel cord, which inhibits separation from the steel cord when running the tire. Specifically, the present invention provides a rubber composition for coating a belt layer steel c...