Patent ID: 7087669
Filing Date: 2006-08-08
Classification: A61F,A61L,B01J,Y10S,Y10T

Abstract:
1. A process for producing an absorbent (C), comprising the steps of: (1) carrying out polymerization in the presence of a complex compound (d) of a metal element (d1) and ligand (d2) in which the ligand is an anion or a neutral molecule to obtain a water absorbable resin (A); and (2) mixing a water-insoluble nonporous spherical monoparticle (B) having an average particle diameter of 1 to 50 nm in the water-solubilized state with said resin (A) in dry form, or admixing said (B) with said resin (A) before drying and then drying the mixture under heating.