SELF-HEALING ASPHALT BY REJUVENATOR-CONTAINING MICROCAPSULES ACTIVATABLE AT WILL BY IRRADIATION

摘要

The invention refers to a self-healing bitumen which comprises microcapsules breakable at will by irradiation, said microcapsules comprising:a polymer shell obtainable by means of a multi-step polymerization method; anda core comprising a bitumen rejuvenator and a radiation absorber.