Composite sheathing material having high water vapor permeability
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United States of America Patent
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Jan 9, 2001
Grant Date -
N/A
app pub date -
Jun 19, 1998
filing date -
Jun 19, 1998
priority date (Note) -
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status (Latency Note)
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Abstract
A composite sheathing material comprises a first layer of paperboard having a layer of a permeable resin on a surface thereof, a core layer of paperboard, a first adhesive layer positioned intermediate and adhered to the first layer of paperboard and the core layer of paperboard, said first adhesive layer including a plurality of apertures therethrough, a second layer of paperboard having a second layer of a permeable resin on a surface thereof, and a second adhesive layer positioned intermediate and adhered to the second layer of paperboard and the core layer of paperboard, said second adhesive layer including a plurality of apertures therethrough.
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