F - Mech Eng,Light,Heat,Weapons – 16 – S
Patent
F - Mech Eng,Light,Heat,Weapons
16
S
F16S 1/00 (2006.01) B29C 44/32 (2006.01) B32B 5/18 (2006.01) B32B 27/20 (2006.01) E04B 1/80 (2006.01) E04C 2/296 (2006.01) E04D 11/02 (2006.01) E04D 13/16 (2006.01) E04G 23/03 (2006.01)
Patent
CA 2409902
A composite recovery board (10, 20, 30) comprises a foam core (11) having lower (12) and upper (13) surfaces, wherein the foam core is selected from the group consisting of polyisocyanurate and polyurethane materials and mixtures thereof; and a filler within said foam core selected from the group consisting of rubber-tire vents, EPDM scrap material, plastic chips, polyurethane scrap, polyisocyanurate scrap, scrap rubber from recycled tires, wood chips, fiberglass strands and mixtures thereof. A method of re-roofing a roof comprising applying composite boards (10, 20, 30) of the present invention to a roof deck and applying a weather protective layer over the composite boards. A continuous method of making composite recovery boards (10) of the present invention comprises is also provided.
Brandt Greg A.
Douglas Bruce F.
Geary John R.
Letts John B.
O'connor Terence J.
Bfs Diversified Products Llc
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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