Method for applying starch to a paper or paperboard web

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United States of America

PATENT NO 12258715
APP PUB NO 20220243401A1
SERIAL NO

17610860

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Abstract

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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.

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Patent Owner(s)

Patent OwnerAddress
STORA ENSO OYJP O BOX 309 HELSINKI 00101

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Backfolk, Kaj Villmanstrand, FI 127 614
Heiskanen, Isto Imatra, FI 141 831
Lyytikainen, Johanna Lappeenranta, FI 1 0

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