Stora Enso Oyj

Johanna Lyytikainen

Isto Heiskanen

Kaj Backfolk

The invention relates to a method for applying starch to a paper or paperboard web, the method comprising the steps of: providing an aqueous suspension comprising starch particles and at least 1 wt %, based on the dry solid content of the suspension, of an amphiphilic polymer, creating a foam of the aqueous suspension, and applying the foam to the paper or paperboard web. The invention further relates to a paper or paper board product obtained by the method.

Growing community of inventors

Lappeenranta, Finland

Johanna Lyytikainen