Process for granulating a water-absorbent resin

Details Process for granulating a water-absorbent resin Process for granulating a water-absorbent resin

C - Chemistry, Metallurgy

08

J

117/48.1

C08J 3/12 (2006.01) C08F 2/32 (2006.01)

Patent

CA 1292914

ABSTRACT OF THE DISCLOSURE A water-absorbent resin having an appropriate particle size and a narrow particle size distribution can be obtained by adding a powdered inorganic material in a proportion of 0.000005 - 0.2 part by weight to 1 part by weight of a water-absorbent resin containing therein a carboxylate as a component of the polymer with agitation in an inert solvent in the presence of 0.1 - 5.0 parts by weight of water and 0.005 - 0.2 part by weight of a surfactant and then removing water and the inert solvent by distillation.

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