Method for the production of a phenolic substance from wood
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United States of America Patent
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Dec 26, 2006
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app pub date -
Nov 15, 2002
filing date -
Nov 23, 2001
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Abstract
A method for the production of hydroxymatairesinol or a hydroxymatairesinol complex from wood, including the steps of a) extracting finely divided wood material with a polar solvent, b) optionally concentrating the extract by separating at least part of the solvent, c) adding to the extract an agent able to form a complex with hydroxymatairesinol, d) precipitating the hydroxymatairesinol complex, and optionally e) releasing the hydroxymatairesinol from the complex.
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