Patent ID: 6818696
Filing Date: 2004-11-16
Classification: B60C,C08L,Y10T

Abstract:
A rubber composition which, when vulcanized, is usable in a safety support intended to be mounted on a wheel rim inside a tire, the composition comprising:(a) a diene elastomer, (b) particles of an &agr;-olefinic thermoplastic polymer having a melting point greater than or equal to 150Â° C, in an amount of 5 to 30 parts by weight per 100 parts diene elastomer (phr), wherein the mean size by weight of the particles is between 30 &mgr;m and 500 &mgr;m, (c) greater than 60 phr of reinforcing filler, and (d) from 3 to 8 phr of sulphur, wherein the particles of thermoplastic polymer are dispersed within the diene elastomer.