RUBBER COMPOSITION MAJORITALLY BASED ON NATURAL RUBBER

摘要

The present invention relates to a rubber composition based on at least one blend of natural rubber and synthetic polyisoprene, the natural rubber content ranging from 60 to 90 phr, parts per hundred parts of elastomer, and the polyisoprene content. synthetic composition ranging from 10 to 40 phr, a reinforcing filler comprising at least carbon black and an inorganic filler, the carbon black content being the majority reinforcing filler in weight percent.