Preparation of anionic nanocomposites and their use as...

Details Preparation of anionic nanocomposites and their use as... Preparation of anionic nanocomposites and their use as...

D - Textiles, Paper

21

H

D21H 21/10 (2006.01) C01B 33/14 (2006.01) D21H 17/28 (2006.01) D21H 17/42 (2006.01)

Patent

CA 2337375

Anionic nanocomposites for use as retention and drainage aids in papermaking are prepared by adding an anionic polyelectrolyte to a sodium silicate solution and then combining the sodium silicate and polyelectrolyte solution with silicic acid.

On a préparé des nanocomposites anioniques destinés à être utilisés en tant qu'agents de rétention et d'égouttage dans la fabrication du papier, par addition d'un polyélectrolyte anionique à une solution de silicate de sodium puis par combinaison de la solution de silicate de sodium et de polyélectrolyte à de l'acide silicique.

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