| 摘要 |
<p>A crosslinked anion-exchange resin which is obtained by reacting a polymer (A) having amino and/or imino groups in a total number of at least 2 per molecule with a compound (B) having a vinyl group capable of undergoing Michael addition and a carboxylic ester group to cause the vinyl group of the compound (B) to add an amino and/or imino group possessed by the polymer (A) through Michael addition and simultaneously form an amide linkage between the carboxylic ester group of the compound (B) and an amino and/or imino group possessed by the polymer (A); or a salt of the resin.</p> |
