Rosin emulsion

Details Rosin emulsion Rosin emulsion

C - Chemistry, Metallurgy

08

L

C08L 93/04 (2006.01) C08J 3/07 (2006.01) C08L 3/04 (2006.01)

Patent

CA 2305298

A cationic rosin-in-water emulsion which has been prepared without intermediate isolation of an anionic rosin-in-water emulsion and in which the dispersed rosin phase is stabilised by a cationic polymer derived from a degraded starch, said polymer having a degree of substitution of at least 0.15 quaternary groups per glucose unit.

L'invention concerne une émulsion aqueuse cationique de colophane, préparée sans isolement intermédiaire d'une émulsion aqueuse anionique et dans laquelle la phase de colophane dispersée est stabilisée par un polymère cationique dérivé d'un amidon dégradé, ce polymère présentant un niveau de substitution d'au moins 0,15 groupes quaternaires par unité de glucose.

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