Air and Water Barrier Building Panels
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United States of America Patent
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Issued Date -
Dec 6, 2018
app pub date -
Jun 4, 2018
filing date -
Jun 4, 2018
priority date (Note) -
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Abstract
A method for improving the air and/or water barrier performance of a building panel is disclosed. The building panel may be a gypsum board or cement board. In particular, the board may have improved resistance to bulk water penetration or permeation while maintaining breathability with respect to water vapor.
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