Patent ID: 6558765
Filing Date: 2003-05-06
Classification: B32B,B62D,Y10S,Y10T

Abstract:
A process of manufacturing a composite wood board for use with a plurality of such composite wood boards in a flooring system of a vehicular trailer or container, wherein each composite board comprises a unitary wood member of a plurality of wood segments and having a top surface and a bottom surface, the process comprising the steps of:providing the wood member with two opposing major surfaces; providing a water impervious layer; altering at least one major surface of the water impervious layer to provide a bonding surface to the water impervious layer; substantially aligning a longitudinal axis of the water impervious layer with a longitudinal axis of the wood member and substantially continuously coating at least one or both of a major surface of the wood member and the at least one altered major surface of the water impervious layer with a reactive hotmelt adhesive, followed by joining of the water impervious layer to the wood member and pressing of the joined surfaces together, and curing the adhesive under ambient conditions to bond the water impervious layer to the wood member to produce a composite wood board.