Fibrous mats and panels having a gypsum-based coating and methods for the manufacture thereof
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United States of America Patent
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Aug 11, 2020
Grant Date -
Jul 13, 2017
app pub date -
Jan 10, 2017
filing date -
Jan 10, 2016
priority date (Note) -
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status (Latency Note)
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Abstract
Coated nonwoven fibrous mats, building panels, and methods for making the same are provided. A coated nonwoven fiber mat includes a nonwoven fibrous mat having a continuous barrier coating on a surface thereof. The continuous barrier coating includes a set composition of gypsum and a binder. A building panel includes a panel core associated with a coated nonwoven fiber mat. A method of making a coated nonwoven fibrous mat includes depositing a composition of water, gypsum stucco, and a binder onto a surface of a nonwoven fibrous mat and setting the composition to form a continuous barrier coating.
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