A flat composite material with a core and at least one top layer bonded to each side of the core and a vapor lock between the core and top layer useful for air conditioning units and floor coatings

摘要

A flat composite material with a core and at least one top layer bonded to each side of the core, a vapor lock between at least one face of the core and top layer, the vapor lock having a reactive adhesive melt for bonding applied in a specific layer thickness, where the top layer is a wood layer.