D - Textiles – Paper – 21 – H
Patent
D - Textiles, Paper
21
H
D21H 21/16 (2006.01) D21H 23/76 (2006.01) D21H 17/29 (2006.01) D21H 17/47 (2006.01)
Patent
CA 2418416
The invention refers to an aqueous sizing dispersion comprising a sizing agent, starch having aromatic groups and a condensed sulfonate, wherein the starch contains less than 95 weight % of amylopectin and a method of sizing paper comprising adding an aqueous sizing dispersion to a cellulosic dispersion which has a conductivity of at least 0.5 mS/cm.
L'invention concerne une dispersion de collage aqueuse contenant un agent de collage, de l'amidon ayant des groupes aromatiques et un sulfonate condensé, l'amidon contenant moins de 95 % en poids d'amylopectine. L'invention concerne également un procédé de collage de papier consistant à ajouter une dispersion de collage aqueuse à une dispersion cellulosique d'une conductivité d'au moins 0.5 mS/cm.
Dunleavey Ruth
Frolich Sten
Lindgren Erik
Morgan Nicholas Stuart
Persson Michael
Akzo Nobel N.v.
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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