Aerated concrete exterior wallboard sheet and associated method for making
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
Nov 17, 2005
app pub date -
May 10, 2005
filing date -
May 11, 2004
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An exterior wallboard sheet includes a core having opposing first and second major surfaces. The core may include a monolithic body of aerated concrete. At least one water vapor-permeable, water-resistant face layer may be secured on at least one of the first and second major surfaces of the core. The water vapor-permeable, water-resistant face layer may include a microporous polymer layer. The microporous polymer layer may include a woven polypropylene fabric layer having a plurality of microperforations therein.
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Cited Art Landscape
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