Hardboard-like panel and its production

Details Hardboard-like panel and its production Hardboard-like panel and its production

B - Operations, Transporting

32

B

154/97, 20/38.1

B32B 3/04 (2006.01) B27N 3/00 (2006.01) B32B 21/06 (2006.01) C08L 97/02 (2006.01)

Patent

CA 1193181

ABSTRACT OF THE DISCLOSURE HARDBOARD-LIKE PANEL AND ITS PRODUCTION Hardboard-like panel having a core of wood fibres intimately mixed with asphalt forming 10-30% by weight of the core. The core is porous and contains 50% by volume of air cells. A resin-impregnated paper is glued to the core. The panel is preferably coated with a long life thermosetting acrylic finish and used as an exterior siding. A process for making same is also described.

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