| 摘要 |
<p>The invention concerns the use for inhibiting free radical polymerisation of ethylenically unsaturated aromatic monomers of a composition comprising at least a diphenylamine derivative of general formula (I), wherein: A and B represent the radical of a cycle forming all or part of a carbocyclic, aromatic, monocyclic or polycyclic system; R1 and R2, identical or different, represent a hydrogen atom or one or several substituents; n and m represent the number of substituents on the cycle.</p> |
