Title: Compositions and methods useful for ionic liquid treatment of biomass

Abstract

The present invention provides for novel compositions and methods for recycling or recovering ionic liquid used in IL pretreated cellulose and/or lignocellulosic biomass (LBM).

Inventors:

Dibble, Dean C.; Cheng, Aurelia; George, Anthe

Issue Date:

2014-07-29

Research Org.:

SNL-L (Sandia National Laboratories, Livermore, CA (United States))

Sponsoring Org.:

USDOE

OSTI Identifier:

1149926

Patent Number(s):

8790542

Application Number:

12/895,771

Assignee:

Sandia Corporation (Livermore, CA); The Regents of the University of California (Oakland, CA)

Patent Classifications (CPCs):

C - CHEMISTRY C08 - ORGANIC MACROMOLECULAR COMPOUNDS C08B - POLYSACCHARIDES

C - CHEMISTRY C12 - BIOCHEMISTRY C12P - FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE {

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C - CHEMISTRY C08 - ORGANIC MACROMOLECULAR COMPOUNDS C08B - POLYSACCHARIDES

C08B1/003 - {Preparation of cellulose solutions, i.e. dopes, with different possible solvents, e.g. ionic liquids

C - CHEMISTRY C12 - BIOCHEMISTRY C12P - FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE {

C12P19/02 - Monosaccharides
C12P2201/00 - Pretreatment of cellulosic or lignocellulosic material for subsequent enzymatic treatment or hydrolysis

Y - NEW / CROSS SECTIONAL TECHNOLOGIES Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE Y02P - CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS

Y02P20/582 - of unreacted starting or intermediate materials

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DOE Contract Number:  

AC02-05CH11231; AC04-94AL85000

Resource Type:

Patent

Country of Publication:

United States

Language:

English

Subject:

37 INORGANIC, ORGANIC, PHYSICAL, AND ANALYTICAL CHEMISTRY