| 摘要 |
There is disclosed a porous moisture-absorbing and desorbing polymer, characterized in that, said polymer is an organic polymer containing 2.0-12.0 meq/g of carboxyl-groups of a salt type, having a cross-linking structure and having macropores of not less than 1 m2/g of specific surface area and 0.005-1.0 mu m of average pore size. |
