Product and processes from an integrated forest biorefinery
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United States of America Patent
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Mar 1, 2016
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app pub date -
Jan 23, 2015
filing date -
Apr 20, 2004
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Abstract
An omnibus process of pulping and bleaching lignocellulosic materials in which a charge of a lignocellulosic material is biopulped and/or water extracted prior to pulping and bleaching. The lignocellulosic material may be mechanically pulped and bleached in the presence of an enzyme that breaks lignin-carbohydrate complexes. The aqueous extract in embodiments including a water extract step is separated into acetic acid and hemicellulose sugar aqueous solutions.
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