Method for improving runnability of a wet paper web, use of a solution and paper

Kristian Salminen (Inventor), Elias Retulainen (Inventor), Janne Kataja-aho (Inventor)

    Research output: PatentPatent application

    Abstract

    The invention relates to a method for improving runnability of a wet paper web or the like. The method comprises adding to a stock of fibres a cationic polymer, forming a wet paper web from the stock of fibres, and applying an anionic polymer solution to the wet paper web. The invention relates also to a paper produced by using the method and to a use of a solution comprising an anionic polymer.

    Original languageEnglish
    Patent numberWO2012042115 A1
    IPCD21H 17/42
    Priority date1/10/10
    Publication statusPublished - 5 Apr 2012
    MoE publication typeNot Eligible

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