Foamed binder and associated systems and methods for producing a wood product
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United States of America Patent
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Sep 23, 2014
Grant Date -
Sep 30, 2010
app pub date -
Mar 22, 2010
filing date -
Mar 26, 2009
priority date (Note) -
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Abstract
The disclosure relates to foamed binders for wood strand products and methods and systems for producing wood strand products using foamed binders. In some embodiments, the disclosure includes a method for producing a wood strand product from cellulosic particles, the method comprising the steps of foaming a phenol formaldehyde binder to produce a foam, tumbling the cellulosic particles in a rotary blender, applying the foam to the cellulosic particles in the rotary blender, blending the cellulosic particles and the foam so that the foam covers the cellulosic particles, and consolidating the cellulosic particles under heat and pressure.
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