Processes for reducing contamination of cellulosic liquors

Details Processes for reducing contamination of cellulosic liquors Processes for reducing contamination of cellulosic liquors

D - Textiles, Paper

21

C

D21C 9/08 (2006.01) C08F 220/18 (2006.01)

Patent

CA 2206897

Stickies derived from pulping or deinking of cellulosic material are controlled by adding to the cellulosic liquor containing the stickies an emulsion in water of cross-linked, insoluble, ionisable and swellable polymer particles.

On limite les impuretés collantes dérivées de la désintégration ou du désencrage de matériau cellulosique en ajoutant à la liqueur cellulosique contenant ces impuretés une émulsion dans l'eau de particules d'un polymère réticulé, insoluble, susceptible d'être ionisé et gonflable.

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