Nontoxic cellulose solvent and process for forming and...

Details Nontoxic cellulose solvent and process for forming and... Nontoxic cellulose solvent and process for forming and...

C - Chemistry, Metallurgy

12

P

195/139

C12P 19/02 (2006.01) C08B 1/00 (2006.01) C12P 19/04 (2006.01) C13K 1/02 (2006.01) D21C 1/04 (2006.01) D21C 3/00 (2006.01)

Patent

CA 1118381

ABSTRACT A nontoxic cellulose solvent and process for forming and utilizing the same is disclosed. The solvent includes a metal chelating agent and a caustic swelling agent with the disclosed solvent being prepared in either aqueous or solid form. The solvent is caused to contact cellulosic materials in order to precipitate cellulose therefrom. The recovered cellulose may then be hydrolyzed by cellulose enzyme or acid to yield glucose with lignin being removed either before or after hydrolysis has occurred.

322982

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