cellular materials containing at least one thermoplastic polymer, at least one modified epoxy resin and at least one blowing agent

Honeycombed material comprises at least a thermally stable thermoplastic polymer; at least an epoxy resin modified by at least an aromatic polyamine; and at least a pore generating agent or its degradation products. Independent claims are also included for: (i) The preparation of said material; and (ii) use of said material in oil, transport and building.