Water-absorbent resin and process for producing the same.
摘要
<p>A water-absorbent resin of polyacrylic acid series characterized in that the resin has the crosslinked surface formed by reacting a powdery water-absorbent resin of polyacrylic acid series with an aluminium compound which can react with the powdery resin in the presence of polyhydric alcohol and water.</p>