Patent ID: 11866578
Assignee: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
Field: Transport (Mechanical engineering)
Classification: CPC C  B | IPC B  C

Claim 7:
8. The rubber composition according to claim 1, wherein, in the imidazole of general formula (A):
Rb is selected from the group consisting of alkyl groups having from 1 to 20 carbon atoms, cycloalkyl groups having from 5 to 24 carbon atoms, aryl groups having from 6 to 30 carbon atoms, and aralkyl groups having from 7 to 25 carbon atoms, and
Rc and Rd are independently selected from the group consisting of a hydrogen atom, alkyl groups having from 1 to 20 carbon atoms, cycloalkyl groups having from 5 to 24 carbon atoms, aryl groups having from 6 to 30 carbon atoms, and aralkyl groups having from 7 to 25 carbon atoms, any of which are optionally substituted, or else Rc and Rd form, together with the carbon atoms of the imidazole ring to which they are attached, a ring selected from aromatic, heteroaromatic or aliphatic rings comprising from 5 to 12 carbon atoms.