A deep eutectic solvent and a preparation method and application thereof

Abstract

The application discloses a kind of eutectic solvent and its preparation method and application, the eutectic solvent is used for the dissolution, separation or regeneration of cellulose and / or starch, the eutectic solvent includes first solvent, second solvent and water;The first solvent is selected from at least one of the compounds shown in formula 1.The eutectic solvent of the application has very good solubility for cellulose and / or starch, can quickly dissolve a large amount of cellulose and / or starch, is suitable for the dissolution, separation and regeneration of cellulose and / or starch, etc., and is low in cost, easy to prepare, the raw materials used are all harmless to the environment, can be recycled, is an environmentally friendly solvent system.

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