Method for producing paper, card and board with high dry strength

摘要

Process for the production of paper, board and cardboard having high dry strength by addition of a water-soluble cationic polymer and of an anionic polymer to a paper stock, draining of the paper stock and drying of the paper products, wherein an aqueous dispersion of at least one anionic latex and at least one degraded starch is used as the anionic polymer.