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Title: Renewable aromatics from lignocellulosic lignin

Patent ·
OSTI ID:1805562
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The present invention provides novel and improved processes for treating a lignocellulosic biomass or technical lignin using ionic liquids to obtain lignin breakdown products and polysaccharide biomass components. Recycling of ionic liquids can be included in the methods of the invention.

Research Organization:
Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC02-05CH11231
Assignee:
The Regents of the University of California (Oakland, CA); National Technology & Engineering Solutions of Sandia, LLC (Albuquerque, NM)
Patent Number(s):
10,934,321
Application Number:
16/254,305
OSTI ID:
1805562
Resource Relation:
Patent File Date: 01/22/2019
Country of Publication:
United States
Language:
English

References (22)

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Efficient Use of Iconic Liquids patent-application October 2014
Separating phenols from alkaline pulping spent liquors patent June 1980
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Pretreatment of Solid Biomass Material Comprising Cellulose with Ionic Liquid Medium patent-application July 2012
Renewable Aromatics from Lignocellulosic Lignin patent-application November 2015
IONIC LIQUID SYSTEMS FOR THE PROCESSING OF BIOMASS, THEIR COMPONENTS AND/OR DERIVATIVES, AND MIXTURES THEREOF patent-application December 2010
Method Of Pretreating Lignocellulose-Based Biomass patent-application November 2010
Sugar Extraction and Ionic Liquid Recycling Using Alkaline Solutions patent-application May 2015
Method for Digesting a Biomass Comprising Lignin Together with Cellulose and/ or Hemicellulose patent-application August 2011
Solvents For Use In The Treatment Of Lignin-Containing Materials patent-application September 2007
Processes for Purifying a Cellulosic Material patent-application November 2014
Method for Producing Glucose by Enzymatic Hydrolysis of Cellulose that is Obtained from Material Containing Ligno-Cellulose Using an Ionic Liquid that Comprises a Polyatomic Anion patent-application April 2010
Novel compositions and methods useful for ionic liquid treatment of biomass patent-application March 2011
Ionic Liquid Recovery and Purification in Biomass Treatment Processes patent-application November 2013
Biomass pretreatment patent-application September 2008
Pretreatment and Fractionation of Lignocellulosic Biomass patent-application September 2014
Fractionation of a Lignocellulosic Material patent-application August 2010
Methods for Treatment of Cellulosic Biomass and Method for Production of Sugar, Alcohol, or Organic Acid from Cellulosic Biomass patent-application November 2013
Pretreatment of Lignocellulosic Biomass and Recovery of Substituents using Natural Deep Eutectic Solvents/Compound Mixtures with Low Transition Temperatures patent-application April 2015
Renewable aromatics from lignocellulosic lignin patent-application May 2016

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