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CHLORINE DIOXIDE TREATMENT OF BIOMASS FEEDSTOCK

  • US 20120040413A1
  • Filed: 08/11/2010
  • Published: 02/16/2012
  • Est. Priority Date: 08/11/2010
  • Status: Active Grant
First Claim
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1. A process for treating a lignocellulosic feedstock wherein the process comprises:

  • (a) contacting the feedstock with a solution comprising chlorine dioxide, ethanol, and water to form a mixture;

    (b) heating the mixture at a temperature and time sufficient to produce a composition mixture comprising (1) a first solid portion comprising cellulose which is suitable for enzymatic hydrolysis, (2) a second solid portion comprising lignin or a derivative thereof, and (3) a solution comprising hemicellulose.

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