| abstract |
Disclosed is a sandwich wall construction suitable for temporary housing, for example mobile homes, trailers, recreational vehicles and the like. The wall construction comprises, from the interior outwards, components (a) a planar cellular core having two faces, (b) adjacent to and covering each of the cellular core faces, a fiber mat, (c) adjacent to and covering at least one of the fiber mats, a thermoplastic polymer film and (d) adjacent to and covering the thermoplastic polymer film(s), an ultraviolet light cured clear coat, where the planar core is comprised of cellular polyurethane, polyisocyanate or a mixture of polyurethane and polyisocyanate and where the fiber mat comprises non-woven fibers or fabrics and a cured acrylic resin binder. The thermoplastic film is preferably a thermoplastic polyurethane film. The construction is free of formaldehyde, styrene and is free of adhesive layers. |