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METHOD OF PRETREATING LIGNOCELLULOSE-BASED BIOMASS

  • US 20100279372A1
  • Filed: 07/08/2009
  • Published: 11/04/2010
  • Est. Priority Date: 04/30/2009
  • Status: Abandoned Application
First Claim
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1. A method of pretreating lignocellulose-based biomass, comprising:

  • extracting lignin from a lignocellulose-based biomass by adding a solvent for dissolving the lignin from the lignocellulose-based biomass which includes lignin, hemicellulose and cellulose; and

    extracting the cellulose and/or hemicellulose by adding an ionic liquid to the remaining biomass after extracting the lignin.

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