Patent ID: 7176151

Claim:
A laminate comprising: (a) a first ply comprising a first web of fibers having a first side and a second side, and a first film covering at least one of the first side and the second side, wherein the first web of fibers: (i) has a weight of between 12 and 45 pounds per 3000 ft 2 ; and (ii) is prepared from fibers exhibiting a Canadian Standard Freeness of between 200 cm 3 and 500 cm 3 ; (b) a second ply comprising a second web of fibers having a first side and a second side, and a second film covering at least one of the first side and the second side, wherein the second web of fibers has: (i) a weight of between 12 and 45 pounds per 3000 ft 2 ; and (ii) is prepared from fibers exhibiting a Canadian Standard Freeness of between 200 cm 3 and 500 cm 3 ; and (c) adhesive adhering the first ply to the second ply, wherein the adhesive contacts the first film and the second film.