Polymer dispersion and method to produce the same

Details Polymer dispersion and method to produce the same Polymer dispersion and method to produce the same

C - Chemistry, Metallurgy

08

F

C08F 251/00 (2006.01) D21H 17/20 (2006.01) D21H 17/28 (2006.01) D21H 19/58 (2006.01) D21H 21/16 (2006.01) D21H 21/20 (2006.01) D21H 21/18 (2006.01)

Patent

CA 2356752

The invention relates to a starch-based polymer dispersion, which contains a copolymer of starch with monomers. The invention also relates to a process for the preparation of said dispersion and its use as a surface sizing additive for paper and as a wet- and dry-strengthener for paper which is added to the wet end of the paper machine.

L'invention concerne une dispersion polymère à base d'amidon, contenant un copolymère d'amidon et de monomères. L'invention concerne également un procédé de préparation de cette dispersion, ainsi que l'utilisation de celle-ci en tant qu'additif d'encollage de papier et en tant que renforçateur humide ou sec de papier, ajouté au niveau de la partie humide de la machine à papier.

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