Cellulose solutions in ionic liquids

Details Cellulose solutions in ionic liquids Cellulose solutions in ionic liquids

C - Chemistry, Metallurgy

08

L

C08L 1/02 (2006.01) C08J 3/02 (2006.01) D01F 2/02 (2006.01) D21C 5/02 (2006.01)

Patent

CA 2604557

The invention relates to a solution containing cellulose and an ionic liquid containing anions and cations as a solvent, the cations being provided with at least one atom selected among the group comprising nitrogen, oxygen, sulfur, and phosphorus supplied in a protonated form. Also disclosed are methods for the production and use thereof for a physical and chemical treatment.

La présente invention concerne une solution contenant de la cellulose et un liquide ionique contenant des anions et des cations en tant que solvants. Les cations possèdent au moins un atome choisi dans le groupe constitué par azote, oxygène, soufre et phosphore se présentant sous forme protonée. La présente invention concerne également des procédés de production de ces solutions et leur utilisation pour des traitement physiques et chimiques.

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