Patent ID: 8590267
Filing Date: 2013-11-26
Classification: E04D,Y10T

Abstract:
1. A method of providing water protection to a roof structure of a building comprising the steps of: (a) providing one or more water resistant roof sheathing panels, each panel comprising a wood sheet product and a nonwoven fabric mat adhered to the wood sheet product, wherein the nonwoven fabric mat comprises fibers bonded together with a fully cured resin binder, wherein the nonwoven fabric mat is produced from a “B” stage condition partially cured nonwoven fabric mat having a resin binder only partially cured, and subjecting the “B” stage condition partially cured nonwoven fabric mat to sufficient heat and pressure to complete the cure of the binder in the mat and to adhere the mat to the wood sheet product; and (b) installing the one or more roof sheathing panels on a roof structure of a building such that the nonwoven mat of each panel faces outwardly from the building.