Stevensite- and/or cerolite-containing adsorbents for...

Details Stevensite- and/or cerolite-containing adsorbents for... Stevensite- and/or cerolite-containing adsorbents for...

D - Textiles, Paper

21

H

D21H 21/02 (2006.01) D21H 17/68 (2006.01)

Patent

CA 2620089

The invention relates to a method for binding interfering substance during the manufacturing of paper, comprising the following steps: (a) preparing at least one stevensite- and/or cerolite-containing constituent; (b) preparing a paper pulp or fibrous material; (c) adding the at least one stevensite- and/or cerolite-containing constituent to the paper pulp or fibrous material, and; (d) enabling the binding of interfering substance to the at least one stevensite- and/or cerolite-containing constituent in the paper pulp or fibrous material suspension.

L'invention concerne un procédé de liaison des impuretés dans la fabrication du papier, comprenant les étapes suivantes : (a) préparation d'au moins un composant contenant de la stevensite et/ou de la kérolithe ; (b) préparation d'une pâte à papier ou d'une matière fibreuse ; (c) addition du composant contenant au moins une stevensite et/ou une kérolithe à la pâte à papier ou à la matière fibreuse ; (d) permettre la liaison des impuretés à au moins un composant contenant une stevensite et/ou une kérolithe, dans la suspension de pâte à papier ou de matière fibreuse.

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