Faced foam insulation board and froth-foaming method for...

Details Faced foam insulation board and froth-foaming method for... Faced foam insulation board and froth-foaming method for...

B - Operations, Transporting

32

B

117/161, 154/90.

B32B 5/20 (2006.01) B29C 44/12 (2006.01)

Patent

CA 1334159

A method for continuously producing an insulation board comprising a rigid plastic foam core having two major surfaces and a facing material on one or both of the major surfaces, the method including conveying a facing material along a production line, depositing a partially expanded froth foam of a plastic mixture, which contains at least one frothing agent, on the facing material, and further expanding and curing the froth foam in contact with the facing material to form the insulation board. The board is particularly useful as roof insulation.

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