| abstract |
A fireproof laminate comprises a urethane modified polyisocyanurate foam as a core material (4), the foam having on one side thereof an asbestos paper (1) lined with a metal foil (3) having a thickness of less than 0.1 mm, and the foam having on the other side thereof an aluminium foil (5) having a thickness of not more than 0.1 mm, and wherein the core material has a density of 0.02-0.04 g/cm<3>, and the laminate has a total thickness of not more than 30 mm. <IMAGE> |