Pitch control composition and process for inhibiting pitch...

Details Pitch control composition and process for inhibiting pitch... Pitch control composition and process for inhibiting pitch...

D - Textiles, Paper

21

H

D21H 21/02 (2006.01) D21H 17/32 (2006.01) D21H 17/37 (2006.01)

Patent

CA 2194851

This invention relates to a liquid composition for the control of pitch deposition in acid pulp and paper making operations comprising a derivatized cationic guar and an alkali metal polyacrylate dispersant. The invention also relates to a process for inhibiting pitch deposition on paper making equipment.

La présente invention a trait à un composé liquide destiné au contrôle du dépôt de résine dans les opérations de fabrication de papier et de pâte à papier au bisulfite, comprenant un guar cationique dérivatisé et un agent dispersant au polyacrylate de métal alcalin. L'invention a également trait à un procédé d'inhibition du dépôt de résine sur l'équipement papetier.

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