Patent ID: 7358313
Filing Date: 2008-04-15
Classification: B60C,C08K

Abstract:
1. A rubber composition based on at least (i) a diene elastomer, (ii) a reinforcing filler and (iii) a thiouronium salt or an analogue of a thiouronium salt, wherein both the thiouronium salt and the analogue of a thiouronium salt satisfy the formula (I) below: in which, A represents a group associated respectively with a molecule HX or an ion X; X denotes a halogen atom, and Z denotes in which the radicals R or alternatively R Y represents a divalent hydrocarbon group selected from the group consisting of an alkylene radical having 1 to 20 carbon atoms, a cycloalkylene radical having 6 to 24 carbon atoms, an arylene radical having 6 to 18 carbon atoms and an aralkylene radical having 7 to 25 carbon atoms, the alkylene radicals being linear or branched optionally interrupted by one or more heteroatoms selected from the group consisting of O and N.