Pretreatment of the Pulp to improve the performance of the auxiliary materials to enhance the strength of paper in Papermaking

摘要

A method for Increasing the strength of a paper product, which method comprises the steps of: A.To provide a paper Pulp comprising Fibers, the Fibers of the paper Pulp formed by at least 10% of Fibers that contain a significant amount of Anionic residues,Where the Pulp that contains Anionic residues is a Selected list of recycled Fibers and Mechanical Fibres and any combination thereof, B.Add a Copolymer of acrylamide Diallyldimethylammonium chloride as a promoter of the Resistance of the Pulp before adding a reinforcing Agent of the resistance to the Pulp, C.Add the Pulp, a Copolymer of acrylamide glioxilada - Diallyldimethylammonium chloride Resistance Agent, D.A product of the manufacture of paper Pulp in a Paper Manufacturing process.