Patent ID: 6151855
Filing Date: 2000-11-28
Classification: E04B,E04D

Abstract:
A roofing panel comprising:a substantially rigid core having opposed first and second faces, said core being formed of portland cement;a first facing material formed of fibrous glass attached to and substantially co-extensively juxtaposed the first face of said core;a second facing material formed of woven polyester material attached to and substantially co-extensively juxtaposed the second face of said core, said woven polyester material having a plurality of adjacent fibers;an adhesive disposed between said second facing material and said core; and a liquid impermeable layer formed of elastomeric material attached to and substantially co-extensively juxtaposed said second facing material opposite said core, at least a portion of said liquid impermeable layer at least partially formed between adjacent fibers of said second facing material when said elastomeric material is in a liquid form and drying therebetween to form a bond between said liquid impermeable layer and the fibers of said second facing material.