Rosin emulsion including starch derivative for paper sizing

Details Rosin emulsion including starch derivative for paper sizing Rosin emulsion including starch derivative for paper sizing

D - Textiles, Paper

21

H

D21H 21/16 (2006.01) D21H 17/00 (2006.01) D21H 17/29 (2006.01) D21H 17/62 (2006.01) D21H 17/66 (2006.01)

Patent

CA 2273213

A "one-shot" composition for use in paper sizing comprises an admixture of a rosin emulsion, a soluble aluminium salt and a cationic starch derivative which has a charged state of 1.0 to 3.5 m equivalents per gramme and which is produced by a process in which the starch structure was split prior to the cationising step.

Composition stabilisée conçue pour être utilisée pour le collage du papier et contenant un mélange constitué par une émulsion de colophane, un sel d'aluminium soluble et un dérivé d'amidon cationique possédant un état chargé de 1 à 3,5 m d'équivalents par gramme et qui est produit au moyen d'un procédé consistant à diviser la structure de l'amidon préalablement à l'étape de cationisation.

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