Process for the acetylation of wood elements
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United States of America Patent
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Oct 21, 2014
Grant Date -
Aug 15, 2013
app pub date -
Feb 4, 2011
filing date -
Feb 4, 2010
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Abstract
A composite wood product containing acetylated wood elements characterized by an average value in thickness swelling not exceeding 5% after subjection to 25 wet-dry/freeze-thaw cycles as described in Table II. Alternative characterizations include moduli of elasticity and rupture, and bending strength. A two stage process for the acetylation of wood elements is also described.
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