Fire resistant cellulosic materials and method of making the same
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United States of America Patent
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Nov 13, 2012
Grant Date -
Jun 18, 2009
app pub date -
Dec 17, 2008
filing date -
Dec 17, 2007
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Expired
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Abstract
The invention relates to a fire resistant composition and a method of making fire resistant cellulosic materials comprising the fire resistant composition. More specifically, the invention relates to liquid compositions, including liquid compositions comprising urea and a boron -containing compound for imparting fire resistance to cellulosic products. The boron-containing compound typically comprises boric acids; borates (i.e., boric acid salts); boric oxides (i.e., any compound containing boron and oxygen), and mixtures thereof.
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