Laminate and use of such laminate as a facer in making insulation boards and other products
A laminate and insulation board containing such laminate and a method of making the board are disclosed. The products are useful for residences and light commercial buildings. Such boards possess high strength, excellent structural integrity, and excellent oxygen and water vapor barrier properties.
1. An insulation board comprising a foamed material having first and second primary opposed generally flat surfaces, at least one of said foamed surfaces bonded to a laminate, said laminate comprising:
(a) a polyester layer having a first metallized surface and a second uncoated surface opposed to said metallized surface;
(b) a fibrous layer comprising paper ranging in weight from about 5 lbs/1,000 ft. 2 to about 50 lbs/1,000 ft. 2 and having first and second opposed surfaces, said first surface adhered to said first metallized surface of said plastic material; and
(c) a polyethylene layer adhered to said second opposed surface of said fibrous layer, said foamed surface being bonded to said second uncoated surface of said first plastic layer of said laminate.
2. The insulation board of claim 1 , wherein said metallized surface comprises aluminum.